./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/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_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/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_b506bef9-60e8-403e-8b66-e803fe0bf4d7/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 c2eca57a5da93969f420ef66a43eef700b57eeaba53725b7d356e0e888c0b0bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:40:11,962 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:40:12,100 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:40:12,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:40:12,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:40:12,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:40:12,154 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:40:12,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:40:12,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:40:12,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:40:12,162 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:40:12,163 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:40:12,164 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:40:12,166 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:40:12,166 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:40:12,166 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:40:12,167 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:40:12,167 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:40:12,168 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:40:12,168 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:40:12,169 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:40:12,169 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:40:12,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:40:12,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:40:12,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:40:12,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:40:12,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:40:12,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:40:12,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:40:12,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:40:12,175 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:40:12,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:40:12,176 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:40:12,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:40:12,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:40:12,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:40:12,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:40:12,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:40:12,177 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:40:12,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:40:12,178 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:40:12,178 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:40:12,179 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:40:12,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:40:12,179 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_b506bef9-60e8-403e-8b66-e803fe0bf4d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2eca57a5da93969f420ef66a43eef700b57eeaba53725b7d356e0e888c0b0bc [2023-11-23 20:40:12,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:40:12,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:40:12,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:40:12,540 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:40:12,541 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:40:12,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-23 20:40:15,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:40:16,372 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:40:16,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-23 20:40:16,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/data/87219068d/60ca179b5670484381239bd3195221fb/FLAGf2530d872 [2023-11-23 20:40:16,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/data/87219068d/60ca179b5670484381239bd3195221fb [2023-11-23 20:40:16,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:40:16,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:40:16,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:40:16,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:40:16,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:40:16,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20c50644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16, skipping insertion in model container [2023-11-23 20:40:16,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,699 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:40:20,869 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_b506bef9-60e8-403e-8b66-e803fe0bf4d7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[377645,377658] [2023-11-23 20:40:20,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:40:21,061 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:40:21,322 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"); [6576] [2023-11-23 20:40:21,324 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)); [6583] [2023-11-23 20:40:21,325 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6591-6592] [2023-11-23 20:40:21,326 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6605] [2023-11-23 20:40:21,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (507), "i" (12UL)); [7397-7398] [2023-11-23 20:40:21,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7403] [2023-11-23 20:40:21,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7553] [2023-11-23 20:40:21,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7556] [2023-11-23 20:40:21,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7559] [2023-11-23 20:40:21,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7562] [2023-11-23 20:40:21,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7573] [2023-11-23 20:40:21,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7576] [2023-11-23 20:40:21,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7579] [2023-11-23 20:40:21,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7582] [2023-11-23 20:40:21,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7593] [2023-11-23 20:40:21,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7596] [2023-11-23 20:40:21,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7599] [2023-11-23 20:40:21,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7602] [2023-11-23 20:40:21,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7613] [2023-11-23 20:40:21,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7616] [2023-11-23 20:40:21,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7619] [2023-11-23 20:40:21,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7622] [2023-11-23 20:40:21,920 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_b506bef9-60e8-403e-8b66-e803fe0bf4d7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[377645,377658] [2023-11-23 20:40:21,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:40:22,273 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:40:22,274 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:40:22,282 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:40:22,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22 WrapperNode [2023-11-23 20:40:22,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:40:22,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:40:22,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:40:22,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:40:22,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:22,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:22,656 INFO L138 Inliner]: procedures = 440, calls = 2556, calls flagged for inlining = 199, calls inlined = 147, statements flattened = 6226 [2023-11-23 20:40:22,657 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:40:22,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:40:22,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:40:22,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:40:22,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:22,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:22,746 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:22,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:22,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:22,932 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:22,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:23,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:23,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:40:23,226 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:40:23,226 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:40:23,226 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:40:23,227 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (1/1) ... [2023-11-23 20:40:23,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:40:23,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:40:23,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:40:23,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b506bef9-60e8-403e-8b66-e803fe0bf4d7/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:40:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_settings [2023-11-23 20:40:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_settings [2023-11-23 20:40:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2023-11-23 20:40:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2023-11-23 20:40:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_byte [2023-11-23 20:40:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_byte [2023-11-23 20:40:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_work_func_t [2023-11-23 20:40:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_work_func_t [2023-11-23 20:40:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 20:40:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 20:40:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-11-23 20:40:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-11-23 20:40:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 20:40:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 20:40:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_settings [2023-11-23 20:40:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_settings [2023-11-23 20:40:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-23 20:40:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-23 20:40:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:40:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:40:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rx_vlan_en [2023-11-23 20:40:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rx_vlan_en [2023-11-23 20:40:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_write [2023-11-23 20:40:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_write [2023-11-23 20:40:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disconnect [2023-11-23 20:40:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disconnect [2023-11-23 20:40:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-11-23 20:40:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-11-23 20:40:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2023-11-23 20:40:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2023-11-23 20:40:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-23 20:40:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-23 20:40:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_speed [2023-11-23 20:40:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_speed [2023-11-23 20:40:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2023-11-23 20:40:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2023-11-23 20:40:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_read [2023-11-23 20:40:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_read [2023-11-23 20:40:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 20:40:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 20:40:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-23 20:40:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-23 20:40:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 20:40:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 20:40:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nic_reset [2023-11-23 20:40:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nic_reset [2023-11-23 20:40:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_eee_en [2023-11-23 20:40:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_eee_en [2023-11-23 20:40:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_read [2023-11-23 20:40:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_read [2023-11-23 20:40:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 20:40:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 20:40:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 20:40:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 20:40:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_eee_plus [2023-11-23 20:40:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_eee_plus [2023-11-23 20:40:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_disable_aldps [2023-11-23 20:40:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_disable_aldps [2023-11-23 20:40:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_dword [2023-11-23 20:40:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_dword [2023-11-23 20:40:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_adv_to_mmd_eee_adv_t [2023-11-23 20:40:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_adv_to_mmd_eee_adv_t [2023-11-23 20:40:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-23 20:40:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-23 20:40:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_write [2023-11-23 20:40:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_write [2023-11-23 20:40:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 20:40:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 20:40:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 20:40:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 20:40:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 20:40:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 20:40:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 20:40:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 20:40:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_speed [2023-11-23 20:40:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_speed [2023-11-23 20:40:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 20:40:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 20:40:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_dword [2023-11-23 20:40:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_dword [2023-11-23 20:40:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:40:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_write [2023-11-23 20:40:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_write [2023-11-23 20:40:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-23 20:40:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-23 20:40:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_timeout [2023-11-23 20:40:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_timeout [2023-11-23 20:40:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 20:40:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 20:40:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_submit_rx [2023-11-23 20:40:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_submit_rx [2023-11-23 20:40:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 20:40:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 20:40:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 20:40:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 20:40:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 20:40:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 20:40:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_fc [2023-11-23 20:40:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_fc [2023-11-23 20:40:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:40:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_probe [2023-11-23 20:40:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_probe [2023-11-23 20:40:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 20:40:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 20:40:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:40:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2023-11-23 20:40:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2023-11-23 20:40:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:40:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 20:40:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 20:40:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_node [2023-11-23 20:40:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_node [2023-11-23 20:40:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-23 20:40:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-23 20:40:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2023-11-23 20:40:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2023-11-23 20:40:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-23 20:40:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-23 20:40:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 20:40:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 20:40:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_features [2023-11-23 20:40:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_features [2023-11-23 20:40:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-23 20:40:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-23 20:40:23,345 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_eee_en [2023-11-23 20:40:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_eee_en [2023-11-23 20:40:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_open [2023-11-23 20:40:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_open [2023-11-23 20:40:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-23 20:40:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-23 20:40:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2023-11-23 20:40:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2023-11-23 20:40:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_runtime_suspend_enable [2023-11-23 20:40:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_runtime_suspend_enable [2023-11-23 20:40:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 20:40:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 20:40:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_power_cut_en [2023-11-23 20:40:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_power_cut_en [2023-11-23 20:40:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_read [2023-11-23 20:40:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_read [2023-11-23 20:40:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-23 20:40:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-23 20:40:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_get_eee [2023-11-23 20:40:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_get_eee [2023-11-23 20:40:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail [2023-11-23 20:40:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail [2023-11-23 20:40:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:40:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_tally_reset [2023-11-23 20:40:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_tally_reset [2023-11-23 20:40:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-11-23 20:40:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-11-23 20:40:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_resume [2023-11-23 20:40:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_resume [2023-11-23 20:40:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:40:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 20:40:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 20:40:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure rxdy_gated_en [2023-11-23 20:40:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rxdy_gated_en [2023-11-23 20:40:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:40:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 20:40:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 20:40:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_size [2023-11-23 20:40:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_size [2023-11-23 20:40:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:40:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:40:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_splice [2023-11-23 20:40:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_splice [2023-11-23 20:40:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-23 20:40:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-23 20:40:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-23 20:40:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-23 20:40:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-23 20:40:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-23 20:40:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_coalesce [2023-11-23 20:40:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_coalesce [2023-11-23 20:40:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_word [2023-11-23 20:40:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_word [2023-11-23 20:40:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 20:40:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 20:40:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_rx_mode [2023-11-23 20:40:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_rx_mode [2023-11-23 20:40:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_ioctl [2023-11-23 20:40:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_ioctl [2023-11-23 20:40:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2023-11-23 20:40:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2023-11-23 20:40:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_disable_aldps [2023-11-23 20:40:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_disable_aldps [2023-11-23 20:40:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 20:40:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 20:40:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_change_mtu [2023-11-23 20:40:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_change_mtu [2023-11-23 20:40:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:40:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:40:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 20:40:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 20:40:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 20:40:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 20:40:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-23 20:40:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-23 20:40:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 20:40:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 20:40:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:40:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:40:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 20:40:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 20:40:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-23 20:40:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-23 20:40:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure mmd_eee_cap_to_ethtool_sup_t [2023-11-23 20:40:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure mmd_eee_cap_to_ethtool_sup_t [2023-11-23 20:40:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-23 20:40:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-23 20:40:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 20:40:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 20:40:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_disable [2023-11-23 20:40:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_disable [2023-11-23 20:40:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_enable [2023-11-23 20:40:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_enable [2023-11-23 20:40:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2023-11-23 20:40:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2023-11-23 20:40:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 20:40:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 20:40:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_set_eee [2023-11-23 20:40:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_set_eee [2023-11-23 20:40:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-23 20:40:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-23 20:40:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 20:40:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 20:40:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-23 20:40:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-23 20:40:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:40:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:40:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:40:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:40:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 20:40:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 20:40:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_write [2023-11-23 20:40:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_write [2023-11-23 20:40:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nway_reset [2023-11-23 20:40:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nway_reset [2023-11-23 20:40:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_coalesce [2023-11-23 20:40:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_coalesce [2023-11-23 20:40:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 20:40:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 20:40:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:40:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure tx_agg_align [2023-11-23 20:40:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_agg_align [2023-11-23 20:40:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 20:40:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 20:40:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_features_check [2023-11-23 20:40:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_features_check [2023-11-23 20:40:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 20:40:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 20:40:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:40:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-23 20:40:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-23 20:40:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_write [2023-11-23 20:40:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_write [2023-11-23 20:40:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_tx_timeout [2023-11-23 20:40:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_tx_timeout [2023-11-23 20:40:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2023-11-23 20:40:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2023-11-23 20:40:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:40:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure rx_agg_align [2023-11-23 20:40:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_agg_align [2023-11-23 20:40:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_get_wol [2023-11-23 20:40:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_get_wol [2023-11-23 20:40:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 20:40:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 20:40:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 20:40:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 20:40:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 20:40:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 20:40:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_start_rx [2023-11-23 20:40:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_start_rx [2023-11-23 20:40:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-23 20:40:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-23 20:40:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_indirect [2023-11-23 20:40:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_indirect [2023-11-23 20:40:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_set_wol [2023-11-23 20:40:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_set_wol [2023-11-23 20:40:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_power_cut_en [2023-11-23 20:40:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_power_cut_en [2023-11-23 20:40:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_word [2023-11-23 20:40:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_word [2023-11-23 20:40:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_stop_rx [2023-11-23 20:40:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_stop_rx [2023-11-23 20:40:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-23 20:40:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-23 20:40:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2023-11-23 20:40:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2023-11-23 20:40:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 20:40:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 20:40:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_splice_init [2023-11-23 20:40:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_splice_init [2023-11-23 20:40:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_wol [2023-11-23 20:40:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_wol [2023-11-23 20:40:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-23 20:40:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-23 20:40:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-23 20:40:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-23 20:40:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-11-23 20:40:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-11-23 20:40:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 20:40:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 20:40:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 20:40:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 20:40:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_read [2023-11-23 20:40:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_read [2023-11-23 20:40:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_teredo_off [2023-11-23 20:40:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_teredo_off [2023-11-23 20:40:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:40:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-11-23 20:40:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-11-23 20:40:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-23 20:40:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-23 20:40:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 20:40:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 20:40:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_close [2023-11-23 20:40:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_close [2023-11-23 20:40:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_u1u2en [2023-11-23 20:40:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_u1u2en [2023-11-23 20:40:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enable_aldps [2023-11-23 20:40:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enable_aldps [2023-11-23 20:40:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_drop_queued_tx [2023-11-23 20:40:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_drop_queued_tx [2023-11-23 20:40:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 20:40:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 20:40:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_read [2023-11-23 20:40:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_read [2023-11-23 20:40:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_aldps [2023-11-23 20:40:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_aldps [2023-11-23 20:40:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_mem [2023-11-23 20:40:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_mem [2023-11-23 20:40:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-23 20:40:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-23 20:40:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_byte [2023-11-23 20:40:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_byte [2023-11-23 20:40:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_mac_address [2023-11-23 20:40:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_mac_address [2023-11-23 20:40:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure sram_write [2023-11-23 20:40:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_write [2023-11-23 20:40:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_qlen [2023-11-23 20:40:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_qlen [2023-11-23 20:40:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 20:40:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 20:40:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 20:40:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 20:40:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2023-11-23 20:40:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2023-11-23 20:40:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:40:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2023-11-23 20:40:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2023-11-23 20:40:24,420 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:40:24,433 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:40:24,736 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 20:40:38,004 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:40:43,024 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:40:43,027 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:40:43,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:43 BoogieIcfgContainer [2023-11-23 20:40:43,030 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:40:43,034 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:40:43,034 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:40:43,037 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:40:43,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:40:16" (1/3) ... [2023-11-23 20:40:43,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e84fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:40:43, skipping insertion in model container [2023-11-23 20:40:43,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:22" (2/3) ... [2023-11-23 20:40:43,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e84fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:40:43, skipping insertion in model container [2023-11-23 20:40:43,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:43" (3/3) ... [2023-11-23 20:40:43,044 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-23 20:40:43,066 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:40:43,067 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:40:43,197 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:40:43,204 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;@6c0f3901, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:40:43,204 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:40:43,219 INFO L276 IsEmpty]: Start isEmpty. Operand has 2394 states, 1334 states have (on average 1.3095952023988007) internal successors, (1747), 1407 states have internal predecessors, (1747), 891 states have call successors, (891), 168 states have call predecessors, (891), 167 states have return successors, (885), 868 states have call predecessors, (885), 885 states have call successors, (885) [2023-11-23 20:40:43,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-23 20:40:43,258 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:43,259 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:43,259 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:43,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:43,265 INFO L85 PathProgramCache]: Analyzing trace with hash -139528642, now seen corresponding path program 1 times [2023-11-23 20:40:43,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:40:43,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654638256] [2023-11-23 20:40:43,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:43,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:41:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:41:05,395 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2023-11-23 20:41:05,399 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:41:05,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654638256] [2023-11-23 20:41:05,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654638256] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:41:05,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:41:05,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:41:05,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980963521] [2023-11-23 20:41:05,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:41:05,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:41:05,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:41:05,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:41:05,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:41:05,462 INFO L87 Difference]: Start difference. First operand has 2394 states, 1334 states have (on average 1.3095952023988007) internal successors, (1747), 1407 states have internal predecessors, (1747), 891 states have call successors, (891), 168 states have call predecessors, (891), 167 states have return successors, (885), 868 states have call predecessors, (885), 885 states have call successors, (885) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)