./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 30e01a73 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire --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 0.2.3-dev-30e01a7 [2023-11-23 21:28:45,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:45,195 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:28:45,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:45,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:45,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:45,241 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:45,242 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:45,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:45,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:45,244 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:45,244 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:45,245 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:45,246 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:45,246 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:45,247 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:45,247 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:45,248 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:45,249 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:45,249 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:45,250 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:45,250 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:45,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:45,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:45,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:45,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:45,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:45,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:45,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:45,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:45,255 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:45,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:45,255 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:45,256 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:45,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:45,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:45,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:45,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:45,257 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:45,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:45,258 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:45,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:45,258 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:45,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:45,259 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 081f08cc322ed1b23cdaf1065b4de8fc26993bbd7d135ca6cdb72ec1a93f1d7a [2023-11-23 21:28:45,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:45,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:45,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:45,532 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:45,532 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:45,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:28:48,601 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:49,263 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:49,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:28:49,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/data/a779989de/1f027e5085614af8994772a4bc582e74/FLAGb86b94f87 [2023-11-23 21:28:49,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/data/a779989de/1f027e5085614af8994772a4bc582e74 [2023-11-23 21:28:49,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:49,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:49,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:49,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:49,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:49,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:49" (1/1) ... [2023-11-23 21:28:49,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2041b815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:49, skipping insertion in model container [2023-11-23 21:28:49,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:49" (1/1) ... [2023-11-23 21:28:49,591 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:52,585 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/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] [2023-11-23 21:28:52,589 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/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] [2023-11-23 21:28:52,590 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/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] [2023-11-23 21:28:52,591 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/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] [2023-11-23 21:28:52,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:52,667 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:52,816 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] [2023-11-23 21:28:52,818 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] [2023-11-23 21:28:52,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5347] [2023-11-23 21:28:52,822 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] [2023-11-23 21:28:52,822 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] [2023-11-23 21:28:52,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5446] [2023-11-23 21:28:52,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5449] [2023-11-23 21:28:52,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5452] [2023-11-23 21:28:52,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5455] [2023-11-23 21:28:52,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5544] [2023-11-23 21:28:52,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5552] [2023-11-23 21:28:52,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5582] [2023-11-23 21:28:52,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5590] [2023-11-23 21:28:52,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5597] [2023-11-23 21:28:52,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5605] [2023-11-23 21:28:52,840 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] [2023-11-23 21:28:52,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5707-5708] [2023-11-23 21:28:53,156 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/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] [2023-11-23 21:28:53,157 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/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] [2023-11-23 21:28:53,158 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/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] [2023-11-23 21:28:53,159 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_92d3d4d6-bbe7-4bda-992d-eca0780a6503/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] [2023-11-23 21:28:53,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:53,382 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:53,382 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:53,390 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:53,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53 WrapperNode [2023-11-23 21:28:53,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:53,393 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:53,393 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:53,393 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:53,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:53,516 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:53,729 INFO L138 Inliner]: procedures = 355, calls = 2185, calls flagged for inlining = 196, calls inlined = 186, statements flattened = 6194 [2023-11-23 21:28:53,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:53,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:53,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:53,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:53,740 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:53,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:53,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:53,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:54,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:54,067 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:54,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:54,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:54,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:54,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:54,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:54,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:54,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (1/1) ... [2023-11-23 21:28:54,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:54,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:54,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:54,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d3d4d6-bbe7-4bda-992d-eca0780a6503/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-23 21:28:54,405 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-23 21:28:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-23 21:28:54,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-23 21:28:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:28:54,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:28:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:28:54,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:28:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:28:54,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:28:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2023-11-23 21:28:54,407 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2023-11-23 21:28:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:28:54,407 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:28:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-23 21:28:54,408 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-23 21:28:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:28:54,408 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:28:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:28:54,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:28:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-23 21:28:54,409 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-23 21:28:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-23 21:28:54,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-23 21:28:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-23 21:28:54,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-23 21:28:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:28:54,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:28:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-23 21:28:54,410 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-23 21:28:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:28:54,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:28:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:28:54,411 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:28:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-23 21:28:54,411 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-23 21:28:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:28:54,412 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:28:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-23 21:28:54,413 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-23 21:28:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:28:54,413 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:28:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-23 21:28:54,414 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-23 21:28:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:28:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2023-11-23 21:28:54,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2023-11-23 21:28:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-23 21:28:54,415 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-23 21:28:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:28:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:28:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:28:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:28:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:28:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:28:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:28:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-23 21:28:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-23 21:28:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:28:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:28:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:28:54,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:28:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-23 21:28:54,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-23 21:28:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2023-11-23 21:28:54,418 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2023-11-23 21:28:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:28:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:28:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:28:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:28:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:28:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:28:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:28:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:28:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-23 21:28:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-23 21:28:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-23 21:28:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-23 21:28:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-23 21:28:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-23 21:28:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-23 21:28:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-23 21:28:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:28:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:28:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:28:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:28:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:28:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:28:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:28:54,423 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:28:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:28:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:28:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-23 21:28:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-23 21:28:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-23 21:28:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-23 21:28:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-23 21:28:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-23 21:28:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-23 21:28:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-23 21:28:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:28:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:28:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-23 21:28:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-23 21:28:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-23 21:28:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-23 21:28:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-23 21:28:54,426 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-23 21:28:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-23 21:28:54,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-23 21:28:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-23 21:28:54,427 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-23 21:28:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:28:54,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:28:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:28:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:28:54,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:28:54,429 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:28:54,429 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:28:54,429 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:28:54,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:28:54,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:28:54,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:28:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:28:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:28:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:28:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:28:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-23 21:28:54,435 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-23 21:28:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-23 21:28:54,437 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-23 21:28:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-23 21:28:54,442 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-23 21:28:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:28:54,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:28:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-23 21:28:54,443 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-23 21:28:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-23 21:28:54,443 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-23 21:28:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:28:54,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:28:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:28:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:28:54,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:28:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-23 21:28:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-23 21:28:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-23 21:28:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-23 21:28:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-23 21:28:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-23 21:28:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:28:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:28:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-23 21:28:54,446 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-23 21:28:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-23 21:28:54,446 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-23 21:28:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:28:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-23 21:28:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-23 21:28:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-11-23 21:28:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-11-23 21:28:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:28:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:28:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-23 21:28:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-23 21:28:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:28:54,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:28:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-23 21:28:54,448 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-23 21:28:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:28:54,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:28:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:28:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:28:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:28:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:28:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:28:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:28:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-23 21:28:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-23 21:28:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-23 21:28:54,450 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-23 21:28:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-23 21:28:54,450 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-23 21:28:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:28:54,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:28:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-23 21:28:54,451 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-23 21:28:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:28:54,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:28:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:28:54,451 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:28:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2023-11-23 21:28:54,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2023-11-23 21:28:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:28:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:28:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-23 21:28:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-23 21:28:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:28:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:28:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-23 21:28:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-23 21:28:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-23 21:28:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-23 21:28:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-23 21:28:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-23 21:28:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-23 21:28:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-23 21:28:54,454 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-23 21:28:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:28:54,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:28:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:28:54,454 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:28:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2023-11-23 21:28:54,454 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2023-11-23 21:28:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:54,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:54,455 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-23 21:28:54,455 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-23 21:28:55,428 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:55,437 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:56,510 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:29:01,014 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-23 21:29:01,014 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6985: assume -2147483648 <= tlan_eisa_probe_#t~ret368#1 && tlan_eisa_probe_#t~ret368#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret368#1;havoc tlan_eisa_probe_#t~ret368#1; [2023-11-23 21:29:01,014 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6991-1: assume -2147483648 <= tlan_eisa_probe_#t~ret369#1 && tlan_eisa_probe_#t~ret369#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret369#1; [2023-11-23 21:29:01,015 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6991: SUMMARY for call tlan_eisa_probe_#t~ret369#1 := printk(47, 0); srcloc: null [2023-11-23 21:29:01,015 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-23 21:29:01,015 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6999-1: assume -2147483648 <= tlan_eisa_probe_#t~ret370#1 && tlan_eisa_probe_#t~ret370#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret370#1; [2023-11-23 21:29:01,015 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6999: SUMMARY for call tlan_eisa_probe_#t~ret370#1 := printk(48, 0); srcloc: null [2023-11-23 21:29:01,015 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7006: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-23 21:29:01,015 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7006: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-23 21:29:01,016 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-3: assume 0 != tlan_eisa_probe_#t~nondet354#1;havoc tlan_eisa_probe_#t~nondet354#1; [2023-11-23 21:29:01,016 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-3: assume !(0 != tlan_eisa_probe_#t~nondet354#1);havoc tlan_eisa_probe_#t~nondet354#1; [2023-11-23 21:29:01,016 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet354#1 := ~debug~0; [2023-11-23 21:29:01,016 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet354#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet354#1 <= 16;assume tlan_eisa_probe_#t~nondet354#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet354#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet354#1 >= -2147483648; [2023-11-23 21:29:01,016 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet357#1 := 0; [2023-11-23 21:29:01,016 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-5: assume !(0 == ~debug~0); [2023-11-23 21:29:01,017 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret355#1;havoc tlan_eisa_probe_#t~ret355#1; [2023-11-23 21:29:01,017 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884: SUMMARY for call tlan_eisa_probe_#t~ret355#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 [2023-11-23 21:29:01,017 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6885-1: assume -2147483648 <= tlan_eisa_probe_#t~ret356#1 && tlan_eisa_probe_#t~ret356#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret356#1; [2023-11-23 21:29:01,017 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6885: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(43, 0); srcloc: null [2023-11-23 21:29:01,017 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-3: assume 0 != tlan_eisa_probe_#t~nondet357#1;havoc tlan_eisa_probe_#t~nondet357#1; [2023-11-23 21:29:01,017 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-3: assume !(0 != tlan_eisa_probe_#t~nondet357#1);havoc tlan_eisa_probe_#t~nondet357#1; [2023-11-23 21:29:01,018 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet357#1 := ~debug~0; [2023-11-23 21:29:01,018 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet357#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet357#1 <= 16;assume tlan_eisa_probe_#t~nondet357#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet357#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet357#1 >= -2147483648; [2023-11-23 21:29:01,018 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet360#1 := 0; [2023-11-23 21:29:01,018 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-5: assume !(0 == ~debug~0); [2023-11-23 21:29:01,018 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret358#1;havoc tlan_eisa_probe_#t~ret358#1; [2023-11-23 21:29:01,019 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891: SUMMARY for call tlan_eisa_probe_#t~ret358#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 [2023-11-23 21:29:01,024 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6892-1: assume -2147483648 <= tlan_eisa_probe_#t~ret359#1 && tlan_eisa_probe_#t~ret359#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret359#1; [2023-11-23 21:29:01,024 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6892: SUMMARY for call tlan_eisa_probe_#t~ret359#1 := printk(44, 0); srcloc: null [2023-11-23 21:29:01,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet360#1 := ~debug~0; [2023-11-23 21:29:01,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet360#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet360#1 <= 16;assume tlan_eisa_probe_#t~nondet360#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet360#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet360#1 >= -2147483648; [2023-11-23 21:29:01,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-5: call tlan_eisa_probe_#t~ret362#1.base, tlan_eisa_probe_#t~ret362#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~ret362#1.base, tlan_eisa_probe_#t~ret362#1.offset;havoc tlan_eisa_probe_#t~ret362#1.base, tlan_eisa_probe_#t~ret362#1.offset; [2023-11-23 21:29:01,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-3: assume 0 != tlan_eisa_probe_#t~nondet360#1;havoc tlan_eisa_probe_#t~nondet360#1; [2023-11-23 21:29:01,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-3: assume !(0 != tlan_eisa_probe_#t~nondet360#1);havoc tlan_eisa_probe_#t~nondet360#1; [2023-11-23 21:29:01,031 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(45, 0); srcloc: null [2023-11-23 21:29:01,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume -2147483648 <= tlan_eisa_probe_#t~ret361#1 && tlan_eisa_probe_#t~ret361#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret361#1; [2023-11-23 21:29:01,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:29:01,032 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; [2023-11-23 21:29:01,032 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); [2023-11-23 21:29:01,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6911-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2023-11-23 21:29:01,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6911: SUMMARY for call tlan_eisa_probe_#t~ret363#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 [2023-11-23 21:29:01,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-23 21:29:01,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-23 21:29:01,033 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 [2023-11-23 21:29:01,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret364#1;havoc tlan_eisa_probe_#t~ret364#1; [2023-11-23 21:29:01,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921: SUMMARY for call tlan_eisa_probe_#t~ret364#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 [2023-11-23 21:29:01,034 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; [2023-11-23 21:29:01,034 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); [2023-11-23 21:29:01,034 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 [2023-11-23 21:29:01,034 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931-1: tlan_eisa_probe_~tmp___3~2#1 := tlan_eisa_probe_#t~ret365#1;havoc tlan_eisa_probe_#t~ret365#1; [2023-11-23 21:29:01,034 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call tlan_eisa_probe_#t~ret365#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 [2023-11-23 21:29:01,034 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-23 21:29:01,034 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6933: assume 1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296; [2023-11-23 21:29:01,035 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6933: assume !(1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296); [2023-11-23 21:29:01,035 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 [2023-11-23 21:29:01,035 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6940-2: SUMMARY for call tlan_eisa_probe_#t~ret367#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 [2023-11-23 21:29:01,035 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6940: assume 16 == ~debug~0; [2023-11-23 21:29:01,038 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6940: assume !(16 == ~debug~0); [2023-11-23 21:29:01,038 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942: SUMMARY for call tlan_eisa_probe_#t~ret366#1 := printk(46, 0); srcloc: null [2023-11-23 21:29:01,038 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942-1: assume -2147483648 <= tlan_eisa_probe_#t~ret366#1 && tlan_eisa_probe_#t~ret366#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret366#1; [2023-11-23 21:29:01,038 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43231#1: SUMMARY for call tlan_eisa_probe_#t~ret368#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-23 21:29:01,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret367#1;havoc tlan_eisa_probe_#t~ret367#1; [2023-11-23 21:29:01,039 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); [2023-11-23 21:29:01,039 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)); [2023-11-23 21:29:01,039 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); [2023-11-23 21:29:01,039 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)); [2023-11-23 21:29:01,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-23 21:29:01,041 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); [2023-11-23 21:29:01,041 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)); [2023-11-23 21:29:01,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !(16 == ~debug~0); [2023-11-23 21:29:01,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume 16 == ~debug~0; [2023-11-23 21:29:01,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume !(16 == ~debug~0); [2023-11-23 21:29:01,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume 16 == ~debug~0; [2023-11-23 21:29:01,042 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); [2023-11-23 21:29:01,042 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)); [2023-11-23 21:29:01,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !(0 == ~debug~0); [2023-11-23 21:29:01,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet354#1 := 0; [2023-11-23 21:29:01,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-23 21:29:01,380 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:29:06,201 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:29:06,202 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:29:06,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:06 BoogieIcfgContainer [2023-11-23 21:29:06,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:29:06,209 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:29:06,209 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:29:06,212 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:29:06,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:49" (1/3) ... [2023-11-23 21:29:06,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6016f7e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:06, skipping insertion in model container [2023-11-23 21:29:06,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:53" (2/3) ... [2023-11-23 21:29:06,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6016f7e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:06, skipping insertion in model container [2023-11-23 21:29:06,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:06" (3/3) ... [2023-11-23 21:29:06,217 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:29:06,239 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:29:06,239 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:29:06,352 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:29:06,360 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;@45583720, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:29:06,360 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:29:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand has 1847 states, 1070 states have (on average 1.246728971962617) internal successors, (1334), 1107 states have internal predecessors, (1334), 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) [2023-11-23 21:29:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 21:29:06,401 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:06,402 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] [2023-11-23 21:29:06,403 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] === [2023-11-23 21:29:06,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:06,490 INFO L85 PathProgramCache]: Analyzing trace with hash 557243618, now seen corresponding path program 1 times [2023-11-23 21:29:06,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:29:06,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584397567] [2023-11-23 21:29:06,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:06,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:29:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:07,630 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-23 21:29:07,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:29:07,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584397567] [2023-11-23 21:29:07,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584397567] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:07,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:07,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:29:07,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518778036] [2023-11-23 21:29:07,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:07,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:29:07,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:29:07,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:29:07,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:29:07,712 INFO L87 Difference]: Start difference. First operand has 1847 states, 1070 states have (on average 1.246728971962617) internal successors, (1334), 1107 states have internal predecessors, (1334), 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) [2023-11-23 21:29:10,666 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 [] [2023-11-23 21:29:13,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:15,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:17,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:17,641 INFO L93 Difference]: Finished difference Result 5440 states and 7894 transitions. [2023-11-23 21:29:17,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:29:17,643 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 [2023-11-23 21:29:17,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:17,702 INFO L225 Difference]: With dead ends: 5440 [2023-11-23 21:29:17,703 INFO L226 Difference]: Without dead ends: 3596 [2023-11-23 21:29:17,730 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 [2023-11-23 21:29:17,734 INFO L413 NwaCegarLoop]: 2323 mSDtfsCounter, 2616 mSDsluCounter, 2250 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2616 SdHoareTripleChecker+Valid, 4573 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:17,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2616 Valid, 4573 Invalid, 733 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 727 Invalid, 3 Unknown, 0 Unchecked, 9.3s Time] [2023-11-23 21:29:17,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3596 states. [2023-11-23 21:29:18,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3596 to 3596. [2023-11-23 21:29:18,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3596 states, 2086 states have (on average 1.24352828379674) internal successors, (2594), 2160 states have internal predecessors, (2594), 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) [2023-11-23 21:29:18,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3596 states and 5207 transitions. [2023-11-23 21:29:18,241 INFO L78 Accepts]: Start accepts. Automaton has 3596 states and 5207 transitions. Word has length 77 [2023-11-23 21:29:18,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:18,244 INFO L495 AbstractCegarLoop]: Abstraction has 3596 states and 5207 transitions. [2023-11-23 21:29:18,244 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) [2023-11-23 21:29:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 5207 transitions. [2023-11-23 21:29:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-23 21:29:18,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:18,268 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] [2023-11-23 21:29:18,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:29:18,271 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] === [2023-11-23 21:29:18,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:18,272 INFO L85 PathProgramCache]: Analyzing trace with hash 429219317, now seen corresponding path program 1 times [2023-11-23 21:29:18,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:29:18,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233541229] [2023-11-23 21:29:18,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:18,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:29:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-23 21:29:19,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:29:19,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233541229] [2023-11-23 21:29:19,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233541229] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:19,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:19,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:29:19,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677795075] [2023-11-23 21:29:19,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:19,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:29:19,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:29:19,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:29:19,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:29:19,476 INFO L87 Difference]: Start difference. First operand 3596 states and 5207 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) [2023-11-23 21:29:22,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:24,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:26,403 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 [] [2023-11-23 21:29:29,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:29,780 INFO L93 Difference]: Finished difference Result 3602 states and 5212 transitions. [2023-11-23 21:29:29,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:29:29,781 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 [2023-11-23 21:29:29,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:29,819 INFO L225 Difference]: With dead ends: 3602 [2023-11-23 21:29:29,819 INFO L226 Difference]: Without dead ends: 3600 [2023-11-23 21:29:29,823 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 [2023-11-23 21:29:29,824 INFO L413 NwaCegarLoop]: 2290 mSDtfsCounter, 2620 mSDsluCounter, 4575 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 6865 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:29,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2622 Valid, 6865 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1100 Invalid, 3 Unknown, 0 Unchecked, 10.0s Time] [2023-11-23 21:29:29,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3600 states. [2023-11-23 21:29:30,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3600 to 3600. [2023-11-23 21:29:30,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3600 states, 2089 states have (on average 1.2431785543322165) internal successors, (2597), 2163 states have internal predecessors, (2597), 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) [2023-11-23 21:29:30,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 3600 states and 5210 transitions. [2023-11-23 21:29:30,131 INFO L78 Accepts]: Start accepts. Automaton has 3600 states and 5210 transitions. Word has length 128 [2023-11-23 21:29:30,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:30,133 INFO L495 AbstractCegarLoop]: Abstraction has 3600 states and 5210 transitions. [2023-11-23 21:29:30,134 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) [2023-11-23 21:29:30,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3600 states and 5210 transitions. [2023-11-23 21:29:30,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-23 21:29:30,147 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:30,148 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] [2023-11-23 21:29:30,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:29:30,148 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] === [2023-11-23 21:29:30,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:30,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1554086507, now seen corresponding path program 1 times [2023-11-23 21:29:30,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:29:30,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060358569] [2023-11-23 21:29:30,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:30,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:29:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-23 21:29:31,279 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:29:31,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060358569] [2023-11-23 21:29:31,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060358569] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:31,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:31,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:29:31,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660641512] [2023-11-23 21:29:31,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:31,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:29:31,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:29:31,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:29:31,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:29:31,286 INFO L87 Difference]: Start difference. First operand 3600 states and 5210 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) [2023-11-23 21:29:34,364 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 [] [2023-11-23 21:29:36,369 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 []