./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX --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 cac198808750b06b4323badfd457155abf5b06080e3172b359793331e4f6845f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:50:16,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:50:16,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:50:16,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:50:16,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:50:16,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:50:16,274 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:50:16,275 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:50:16,276 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:50:16,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:50:16,277 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:50:16,278 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:50:16,278 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:50:16,279 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:50:16,280 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:50:16,280 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:50:16,281 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:50:16,282 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:50:16,282 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:50:16,283 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:50:16,283 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:50:16,284 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:50:16,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:50:16,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:50:16,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:50:16,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:50:16,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:50:16,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:50:16,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:50:16,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:50:16,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:50:16,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:50:16,290 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:50:16,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:16,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:50:16,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:50:16,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:50:16,292 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:50:16,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:50:16,293 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:50:16,294 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:50:16,295 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:50:16,295 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cac198808750b06b4323badfd457155abf5b06080e3172b359793331e4f6845f [2023-11-12 00:50:16,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:50:16,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:50:16,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:50:16,617 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:50:16,618 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:50:16,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 00:50:19,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:50:20,531 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:50:20,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 00:50:20,589 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/data/23af8835f/1929b3417dea480aa3ef0f33dd9435f5/FLAG400eee562 [2023-11-12 00:50:20,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/data/23af8835f/1929b3417dea480aa3ef0f33dd9435f5 [2023-11-12 00:50:20,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:50:20,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:50:20,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:20,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:50:20,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:50:20,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:20" (1/1) ... [2023-11-12 00:50:20,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e1a494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:20, skipping insertion in model container [2023-11-12 00:50:20,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:20" (1/1) ... [2023-11-12 00:50:20,847 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:50:23,601 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314606,314619] [2023-11-12 00:50:23,607 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314753,314766] [2023-11-12 00:50:23,608 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314892,314905] [2023-11-12 00:50:23,613 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[315050,315063] [2023-11-12 00:50:23,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:23,714 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:50:23,841 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"); [5335] [2023-11-12 00:50:23,843 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)); [5342] [2023-11-12 00:50:23,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5349] [2023-11-12 00:50:23,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5403-5404] [2023-11-12 00:50:23,846 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"); [5409-5411] [2023-11-12 00:50:23,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5448] [2023-11-12 00:50:23,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5451] [2023-11-12 00:50:23,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5454] [2023-11-12 00:50:23,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5457] [2023-11-12 00:50:23,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5546] [2023-11-12 00:50:23,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5554] [2023-11-12 00:50:23,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5584] [2023-11-12 00:50:23,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5592] [2023-11-12 00:50:23,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5599] [2023-11-12 00:50:23,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5607] [2023-11-12 00:50:23,862 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)); [5675-5676] [2023-11-12 00:50:23,864 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)); [5709-5710] [2023-11-12 00:50:24,247 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314606,314619] [2023-11-12 00:50:24,248 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314753,314766] [2023-11-12 00:50:24,249 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314892,314905] [2023-11-12 00:50:24,250 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_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[315050,315063] [2023-11-12 00:50:24,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:24,482 WARN L672 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:24,483 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:24,491 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:50:24,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24 WrapperNode [2023-11-12 00:50:24,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:24,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:24,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:50:24,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:50:24,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:24,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:24,876 INFO L138 Inliner]: procedures = 351, calls = 2181, calls flagged for inlining = 196, calls inlined = 190, statements flattened = 6213 [2023-11-12 00:50:24,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:24,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:50:24,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:50:24,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:50:24,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:24,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:25,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:25,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:25,235 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:25,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:25,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:25,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:25,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:50:25,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:50:25,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:50:25,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:50:25,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (1/1) ... [2023-11-12 00:50:25,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:25,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:25,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:50:25,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fd8e44-aa8f-4c6f-90dc-e7f9243bd00d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:50:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-12 00:50:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-12 00:50:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-12 00:50:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-12 00:50:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:50:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:50:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 00:50:25,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 00:50:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:50:25,488 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:50:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2023-11-12 00:50:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2023-11-12 00:50:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:50:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:50:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-12 00:50:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-12 00:50:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 00:50:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 00:50:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:50:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:50:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-12 00:50:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-12 00:50:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-12 00:50:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-12 00:50:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-12 00:50:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-12 00:50:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 00:50:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 00:50:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-12 00:50:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-12 00:50:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 00:50:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 00:50:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:50:25,494 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:50:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-12 00:50:25,494 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-12 00:50:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:50:25,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:50:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-12 00:50:25,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-12 00:50:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:50:25,497 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:50:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-12 00:50:25,497 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-12 00:50:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:50:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-12 00:50:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-12 00:50:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 00:50:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 00:50:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_29 [2023-11-12 00:50:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_29 [2023-11-12 00:50:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:50:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 00:50:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 00:50:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:50:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:50:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-12 00:50:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-12 00:50:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:50:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:50:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:50:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:50:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2023-11-12 00:50:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2023-11-12 00:50:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:50:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:50:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 00:50:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 00:50:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:50:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:50:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:50:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:50:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-12 00:50:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-12 00:50:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-12 00:50:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-12 00:50:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-12 00:50:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-12 00:50:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-12 00:50:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-12 00:50:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:50:25,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:50:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 00:50:25,507 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 00:50:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:50:25,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:50:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 00:50:25,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 00:50:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:50:25,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:50:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-12 00:50:25,509 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-12 00:50:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-12 00:50:25,509 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-12 00:50:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-12 00:50:25,510 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-12 00:50:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-12 00:50:25,511 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-12 00:50:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:50:25,511 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:50:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-12 00:50:25,511 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-12 00:50:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 00:50:25,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 00:50:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-12 00:50:25,512 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-12 00:50:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-12 00:50:25,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-12 00:50:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-12 00:50:25,513 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-12 00:50:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:50:25,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:50:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:50:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 00:50:25,514 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 00:50:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:50:25,516 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:50:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:50:25,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:50:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 00:50:25,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 00:50:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:50:25,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:50:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:50:25,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:50:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-12 00:50:25,521 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-12 00:50:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-12 00:50:25,522 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-12 00:50:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-12 00:50:25,524 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-12 00:50:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:50:25,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:50:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-12 00:50:25,531 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-12 00:50:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-12 00:50:25,531 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-12 00:50:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 00:50:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 00:50:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:50:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:50:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:50:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-12 00:50:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-12 00:50:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-12 00:50:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-12 00:50:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-12 00:50:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-12 00:50:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:50:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:50:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-12 00:50:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-12 00:50:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-12 00:50:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-12 00:50:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:50:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-12 00:50:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-12 00:50:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-11-12 00:50:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-11-12 00:50:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 00:50:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 00:50:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-12 00:50:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-12 00:50:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 00:50:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 00:50:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:50:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-12 00:50:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-12 00:50:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:50:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:50:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:50:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:50:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:50:25,539 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:50:25,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:50:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:50:25,539 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-12 00:50:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-12 00:50:25,539 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-12 00:50:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-12 00:50:25,540 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-12 00:50:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-12 00:50:25,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:50:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:50:25,540 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-12 00:50:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-12 00:50:25,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 00:50:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 00:50:25,541 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:50:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:50:25,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2023-11-12 00:50:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2023-11-12 00:50:25,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 00:50:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 00:50:25,542 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-12 00:50:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-12 00:50:25,542 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 00:50:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 00:50:25,543 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-12 00:50:25,543 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-12 00:50:25,543 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-12 00:50:25,543 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-12 00:50:25,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:50:25,543 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 00:50:25,544 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-12 00:50:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-12 00:50:25,544 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-12 00:50:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-12 00:50:25,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:50:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:50:25,545 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-12 00:50:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-12 00:50:25,545 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2023-11-12 00:50:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2023-11-12 00:50:25,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:50:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:50:25,546 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-12 00:50:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-12 00:50:26,534 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:50:26,543 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:50:27,720 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:50:32,114 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-12 00:50:32,114 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6987: 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; [2023-11-12 00:50:32,114 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993-1: assume -2147483648 <= tlan_eisa_probe_#t~ret369#1 && tlan_eisa_probe_#t~ret369#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret369#1; [2023-11-12 00:50:32,114 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: SUMMARY for call tlan_eisa_probe_#t~ret369#1 := printk(47, 0); srcloc: null [2023-11-12 00:50:32,115 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6999-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-12 00:50:32,115 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001-1: assume -2147483648 <= tlan_eisa_probe_#t~ret370#1 && tlan_eisa_probe_#t~ret370#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret370#1; [2023-11-12 00:50:32,115 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: SUMMARY for call tlan_eisa_probe_#t~ret370#1 := printk(48, 0); srcloc: null [2023-11-12 00:50:32,115 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7008: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-12 00:50:32,115 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7008: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-12 00:50:32,115 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet354#1 := ~debug~0; [2023-11-12 00:50:32,116 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-1: 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; [2023-11-12 00:50:32,116 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet357#1 := 0; [2023-11-12 00:50:32,116 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-5: assume !(0 == ~debug~0); [2023-11-12 00:50:32,116 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-3: assume 0 != tlan_eisa_probe_#t~nondet354#1;havoc tlan_eisa_probe_#t~nondet354#1; [2023-11-12 00:50:32,116 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-3: assume !(0 != tlan_eisa_probe_#t~nondet354#1);havoc tlan_eisa_probe_#t~nondet354#1; [2023-11-12 00:50:32,116 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: 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 [2023-11-12 00:50:32,117 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret355#1;havoc tlan_eisa_probe_#t~ret355#1; [2023-11-12 00:50:32,117 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6887-1: assume -2147483648 <= tlan_eisa_probe_#t~ret356#1 && tlan_eisa_probe_#t~ret356#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret356#1; [2023-11-12 00:50:32,117 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6887: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(43, 0); srcloc: null [2023-11-12 00:50:32,117 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet357#1 := ~debug~0; [2023-11-12 00:50:32,117 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-1: 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; [2023-11-12 00:50:32,117 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet360#1 := 0; [2023-11-12 00:50:32,118 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-5: assume !(0 == ~debug~0); [2023-11-12 00:50:32,118 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-3: assume 0 != tlan_eisa_probe_#t~nondet357#1;havoc tlan_eisa_probe_#t~nondet357#1; [2023-11-12 00:50:32,118 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-3: assume !(0 != tlan_eisa_probe_#t~nondet357#1);havoc tlan_eisa_probe_#t~nondet357#1; [2023-11-12 00:50:32,118 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6893-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret358#1;havoc tlan_eisa_probe_#t~ret358#1; [2023-11-12 00:50:32,118 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6893: 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 [2023-11-12 00:50:32,118 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6894: SUMMARY for call tlan_eisa_probe_#t~ret359#1 := printk(44, 0); srcloc: null [2023-11-12 00:50:32,118 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6894-1: assume -2147483648 <= tlan_eisa_probe_#t~ret359#1 && tlan_eisa_probe_#t~ret359#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret359#1; [2023-11-12 00:50:32,119 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-3: assume 0 != tlan_eisa_probe_#t~nondet360#1;havoc tlan_eisa_probe_#t~nondet360#1; [2023-11-12 00:50:32,119 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-3: assume !(0 != tlan_eisa_probe_#t~nondet360#1);havoc tlan_eisa_probe_#t~nondet360#1; [2023-11-12 00:50:32,119 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet360#1 := ~debug~0; [2023-11-12 00:50:32,119 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: 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; [2023-11-12 00:50:32,119 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-5: 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; [2023-11-12 00:50:32,119 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 00:50:32,120 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900-1: assume -2147483648 <= tlan_eisa_probe_#t~ret361#1 && tlan_eisa_probe_#t~ret361#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret361#1; [2023-11-12 00:50:32,120 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(45, 0); srcloc: null [2023-11-12 00:50:32,120 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-12 00:50:32,120 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-12 00:50:32,120 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2023-11-12 00:50:32,120 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: 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 [2023-11-12 00:50:32,121 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-12 00:50:32,121 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-12 00:50:32,121 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6917: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-12 00:50:32,121 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43247#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 [2023-11-12 00:50:32,121 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret364#1;havoc tlan_eisa_probe_#t~ret364#1; [2023-11-12 00:50:32,121 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: 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 [2023-11-12 00:50:32,122 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-12 00:50:32,122 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-12 00:50:32,122 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-12 00:50:32,122 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-12 00:50:32,122 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6933-1: tlan_eisa_probe_~tmp___3~2#1 := tlan_eisa_probe_#t~ret365#1;havoc tlan_eisa_probe_#t~ret365#1; [2023-11-12 00:50:32,122 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6933: 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 [2023-11-12 00:50:32,123 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935: assume 1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296; [2023-11-12 00:50:32,123 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935: assume !(1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296); [2023-11-12 00:50:32,123 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-12 00:50:32,123 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942: assume 16 == ~debug~0; [2023-11-12 00:50:32,123 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942: assume !(16 == ~debug~0); [2023-11-12 00:50:32,123 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942-2: 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 [2023-11-12 00:50:32,124 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6944-1: assume -2147483648 <= tlan_eisa_probe_#t~ret366#1 && tlan_eisa_probe_#t~ret366#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret366#1; [2023-11-12 00:50:32,124 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6944: SUMMARY for call tlan_eisa_probe_#t~ret366#1 := printk(46, 0); srcloc: null [2023-11-12 00:50:32,124 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret367#1;havoc tlan_eisa_probe_#t~ret367#1; [2023-11-12 00:50:32,124 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: 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); [2023-11-12 00:50:32,124 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: 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)); [2023-11-12 00:50:32,124 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-12 00:50:32,125 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: 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); [2023-11-12 00:50:32,125 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: 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)); [2023-11-12 00:50:32,125 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !(16 == ~debug~0); [2023-11-12 00:50:32,125 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume 16 == ~debug~0; [2023-11-12 00:50:32,125 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume !(16 == ~debug~0); [2023-11-12 00:50:32,125 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume 16 == ~debug~0; [2023-11-12 00:50:32,125 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: 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); [2023-11-12 00:50:32,126 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: 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)); [2023-11-12 00:50:32,126 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !(0 == ~debug~0); [2023-11-12 00:50:32,126 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet354#1 := 0; [2023-11-12 00:50:32,126 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: 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); [2023-11-12 00:50:32,126 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: 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)); [2023-11-12 00:50:32,126 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-12 00:50:32,300 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:50:36,784 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:50:36,784 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:50:36,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:36 BoogieIcfgContainer [2023-11-12 00:50:36,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:50:36,795 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:50:36,795 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:50:36,798 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:50:36,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:50:20" (1/3) ... [2023-11-12 00:50:36,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aee08a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:36, skipping insertion in model container [2023-11-12 00:50:36,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:24" (2/3) ... [2023-11-12 00:50:36,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aee08a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:36, skipping insertion in model container [2023-11-12 00:50:36,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:36" (3/3) ... [2023-11-12 00:50:36,802 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 00:50:36,828 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:50:36,829 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-12 00:50:36,941 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:50:36,951 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;@1113dfd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:50:36,951 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-12 00:50:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand has 1848 states, 1074 states have (on average 1.2486033519553073) internal successors, (1341), 1112 states have internal predecessors, (1341), 671 states have call successors, (671), 102 states have call predecessors, (671), 101 states have return successors, (666), 655 states have call predecessors, (666), 666 states have call successors, (666) [2023-11-12 00:50:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-12 00:50:36,986 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:36,987 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] [2023-11-12 00:50:36,988 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:36,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:36,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1852628510, now seen corresponding path program 1 times [2023-11-12 00:50:37,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:37,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420623846] [2023-11-12 00:50:37,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:37,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:38,162 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-12 00:50:38,163 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:38,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420623846] [2023-11-12 00:50:38,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420623846] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:38,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:38,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:38,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699678365] [2023-11-12 00:50:38,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:38,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:50:38,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:38,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:50:38,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:50:38,228 INFO L87 Difference]: Start difference. First operand has 1848 states, 1074 states have (on average 1.2486033519553073) internal successors, (1341), 1112 states have internal predecessors, (1341), 671 states have call successors, (671), 102 states have call predecessors, (671), 101 states have return successors, (666), 655 states have call predecessors, (666), 666 states have call successors, (666) 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, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-12 00:50:41,145 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 [] [2023-11-12 00:50:44,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:46,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:48,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:48,166 INFO L93 Difference]: Finished difference Result 5448 states and 7901 transitions. [2023-11-12 00:50:48,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:50:48,169 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, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 76 [2023-11-12 00:50:48,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:48,228 INFO L225 Difference]: With dead ends: 5448 [2023-11-12 00:50:48,229 INFO L226 Difference]: Without dead ends: 3603 [2023-11-12 00:50:48,254 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 [2023-11-12 00:50:48,257 INFO L413 NwaCegarLoop]: 2322 mSDtfsCounter, 2623 mSDsluCounter, 2249 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2623 SdHoareTripleChecker+Valid, 4571 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:48,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2623 Valid, 4571 Invalid, 735 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 729 Invalid, 3 Unknown, 0 Unchecked, 9.4s Time] [2023-11-12 00:50:48,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3603 states. [2023-11-12 00:50:48,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3603 to 3601. [2023-11-12 00:50:48,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3601 states, 2094 states have (on average 1.2440305635148041) internal successors, (2605), 2168 states have internal predecessors, (2605), 1305 states have call successors, (1305), 201 states have call predecessors, (1305), 200 states have return successors, (1303), 1281 states have call predecessors, (1303), 1303 states have call successors, (1303) [2023-11-12 00:50:48,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3601 states and 5213 transitions. [2023-11-12 00:50:48,714 INFO L78 Accepts]: Start accepts. Automaton has 3601 states and 5213 transitions. Word has length 76 [2023-11-12 00:50:48,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:48,715 INFO L495 AbstractCegarLoop]: Abstraction has 3601 states and 5213 transitions. [2023-11-12 00:50:48,716 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, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-12 00:50:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 5213 transitions. [2023-11-12 00:50:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-12 00:50:48,729 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:48,730 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:48,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:50:48,730 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:48,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:48,731 INFO L85 PathProgramCache]: Analyzing trace with hash -643898543, now seen corresponding path program 1 times [2023-11-12 00:50:48,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:48,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979928904] [2023-11-12 00:50:48,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:48,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:49,186 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-12 00:50:49,186 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:49,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979928904] [2023-11-12 00:50:49,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979928904] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:49,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:49,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:49,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383974653] [2023-11-12 00:50:49,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:49,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:50:49,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:49,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:50:49,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:50:49,191 INFO L87 Difference]: Start difference. First operand 3601 states and 5213 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-12 00:50:53,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:55,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:57,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:57,549 INFO L93 Difference]: Finished difference Result 7768 states and 11215 transitions. [2023-11-12 00:50:57,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:50:57,550 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 98 [2023-11-12 00:50:57,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:57,601 INFO L225 Difference]: With dead ends: 7768 [2023-11-12 00:50:57,601 INFO L226 Difference]: Without dead ends: 4180 [2023-11-12 00:50:57,637 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 [2023-11-12 00:50:57,639 INFO L413 NwaCegarLoop]: 2472 mSDtfsCounter, 2409 mSDsluCounter, 1354 mSDsCounter, 0 mSdLazyCounter, 697 mSolverCounterSat, 17 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2409 SdHoareTripleChecker+Valid, 3826 SdHoareTripleChecker+Invalid, 716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 697 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:57,639 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2409 Valid, 3826 Invalid, 716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 697 Invalid, 2 Unknown, 0 Unchecked, 8.0s Time] [2023-11-12 00:50:57,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4180 states. [2023-11-12 00:50:57,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4180 to 4157. [2023-11-12 00:50:57,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4157 states, 2440 states have (on average 1.244672131147541) internal successors, (3037), 2536 states have internal predecessors, (3037), 1463 states have call successors, (1463), 271 states have call predecessors, (1463), 252 states have return successors, (1469), 1404 states have call predecessors, (1469), 1461 states have call successors, (1469) [2023-11-12 00:50:57,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4157 states to 4157 states and 5969 transitions. [2023-11-12 00:50:57,966 INFO L78 Accepts]: Start accepts. Automaton has 4157 states and 5969 transitions. Word has length 98 [2023-11-12 00:50:57,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:57,968 INFO L495 AbstractCegarLoop]: Abstraction has 4157 states and 5969 transitions. [2023-11-12 00:50:57,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-12 00:50:57,969 INFO L276 IsEmpty]: Start isEmpty. Operand 4157 states and 5969 transitions. [2023-11-12 00:50:57,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-12 00:50:57,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:57,978 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] [2023-11-12 00:50:57,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 00:50:57,978 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:57,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:57,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1021718581, now seen corresponding path program 1 times [2023-11-12 00:50:57,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:57,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953470101] [2023-11-12 00:50:57,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:57,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-12 00:50:58,734 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:58,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953470101] [2023-11-12 00:50:58,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953470101] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:58,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:58,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:50:58,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191931800] [2023-11-12 00:50:58,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:58,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:58,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:58,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:58,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:58,740 INFO L87 Difference]: Start difference. First operand 4157 states and 5969 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-12 00:51:02,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:04,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:06,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:51:06,805 INFO L93 Difference]: Finished difference Result 4157 states and 5969 transitions. [2023-11-12 00:51:06,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:51:06,806 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 127 [2023-11-12 00:51:06,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:51:06,850 INFO L225 Difference]: With dead ends: 4157 [2023-11-12 00:51:06,850 INFO L226 Difference]: Without dead ends: 4140 [2023-11-12 00:51:06,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:51:06,856 INFO L413 NwaCegarLoop]: 2289 mSDtfsCounter, 2611 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2611 SdHoareTripleChecker+Valid, 4578 SdHoareTripleChecker+Invalid, 731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:51:06,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2611 Valid, 4578 Invalid, 731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 729 Invalid, 2 Unknown, 0 Unchecked, 7.7s Time] [2023-11-12 00:51:06,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4140 states.