./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--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/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_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/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_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/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 7a2974a33527a9392dca8d355734fee3e0faaae6e14749128119c28fd0f37e8f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:11:19,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:11:19,836 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:11:19,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:11:19,845 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:11:19,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:11:19,880 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:11:19,881 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:11:19,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:11:19,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:11:19,883 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:11:19,883 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:11:19,884 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:11:19,884 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:11:19,885 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:11:19,885 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:11:19,886 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:11:19,886 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:11:19,891 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:11:19,891 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:11:19,893 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:11:19,900 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:11:19,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:11:19,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:11:19,902 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:11:19,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:11:19,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:11:19,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:11:19,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:11:19,904 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:11:19,905 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:11:19,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:11:19,905 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:11:19,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:19,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:11:19,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:11:19,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:11:19,907 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:11:19,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:11:19,907 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:11:19,908 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:11:19,908 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:11:19,908 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_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a2974a33527a9392dca8d355734fee3e0faaae6e14749128119c28fd0f37e8f [2023-11-12 00:11:20,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:11:20,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:11:20,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:11:20,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:11:20,268 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:11:20,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i [2023-11-12 00:11:23,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:11:24,132 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:11:24,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i [2023-11-12 00:11:24,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/data/9666012c2/13a7314d990c4b58a26086002d783d19/FLAG730a41984 [2023-11-12 00:11:24,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/data/9666012c2/13a7314d990c4b58a26086002d783d19 [2023-11-12 00:11:24,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:11:24,207 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:11:24,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:24,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:11:24,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:11:24,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:24" (1/1) ... [2023-11-12 00:11:24,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671e5f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:24, skipping insertion in model container [2023-11-12 00:11:24,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:24" (1/1) ... [2023-11-12 00:11:24,445 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:11:27,858 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_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i[386204,386217] [2023-11-12 00:11:27,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:28,051 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:11:28,173 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"); [5726] [2023-11-12 00:11:28,176 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)); [5733] [2023-11-12 00:11:28,177 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"); [5741-5742] [2023-11-12 00:11:28,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5922] [2023-11-12 00:11:28,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5930] [2023-11-12 00:11:28,185 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5937] [2023-11-12 00:11:28,185 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5945] [2023-11-12 00:11:28,201 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)); [6193-6194] [2023-11-12 00:11:28,203 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)); [6222-6223] [2023-11-12 00:11:28,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6926] [2023-11-12 00:11:28,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7152] [2023-11-12 00:11:28,267 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7505] [2023-11-12 00:11:28,268 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7513] [2023-11-12 00:11:28,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7849] [2023-11-12 00:11:28,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7851] [2023-11-12 00:11:28,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10163] [2023-11-12 00:11:28,670 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_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i[386204,386217] [2023-11-12 00:11:28,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:28,884 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:11:28,885 WARN L672 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:11:28,885 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:11:28,885 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:11:28,893 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:11:28,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28 WrapperNode [2023-11-12 00:11:28,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:28,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:28,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:11:28,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:11:28,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,371 INFO L138 Inliner]: procedures = 333, calls = 3770, calls flagged for inlining = 139, calls inlined = 136, statements flattened = 8428 [2023-11-12 00:11:29,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:29,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:11:29,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:11:29,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:11:29,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,844 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:29,994 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:11:29,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:11:29,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:11:29,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:11:29,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (1/1) ... [2023-11-12 00:11:30,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:30,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:11:30,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:11:30,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a01742c-d15c-4a5b-b38f-087bb55d4b3b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:11:30,107 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2023-11-12 00:11:30,108 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2023-11-12 00:11:30,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 00:11:30,109 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 00:11:30,109 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2023-11-12 00:11:30,109 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2023-11-12 00:11:30,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:11:30,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:11:30,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:11:30,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:11:30,111 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_interrupt [2023-11-12 00:11:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_interrupt [2023-11-12 00:11:30,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:11:30,115 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:11:30,115 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2023-11-12 00:11:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2023-11-12 00:11:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-12 00:11:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-12 00:11:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:11:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:11:30,118 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2023-11-12 00:11:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2023-11-12 00:11:30,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-12 00:11:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-12 00:11:30,118 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2023-11-12 00:11:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2023-11-12 00:11:30,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:11:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:11:30,119 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2023-11-12 00:11:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2023-11-12 00:11:30,120 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2023-11-12 00:11:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2023-11-12 00:11:30,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-12 00:11:30,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-12 00:11:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2023-11-12 00:11:30,147 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2023-11-12 00:11:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2023-11-12 00:11:30,147 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2023-11-12 00:11:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 00:11:30,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 00:11:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2023-11-12 00:11:30,148 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2023-11-12 00:11:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2023-11-12 00:11:30,148 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2023-11-12 00:11:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2023-11-12 00:11:30,149 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2023-11-12 00:11:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:11:30,149 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:11:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2023-11-12 00:11:30,149 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2023-11-12 00:11:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2023-11-12 00:11:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2023-11-12 00:11:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2023-11-12 00:11:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2023-11-12 00:11:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:11:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:11:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2023-11-12 00:11:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2023-11-12 00:11:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-11-12 00:11:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-11-12 00:11:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:11:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:11:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:11:30,152 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:11:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2023-11-12 00:11:30,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2023-11-12 00:11:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-12 00:11:30,153 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-12 00:11:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:11:30,153 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:11:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2023-11-12 00:11:30,153 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2023-11-12 00:11:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2023-11-12 00:11:30,154 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2023-11-12 00:11:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2023-11-12 00:11:30,154 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2023-11-12 00:11:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2023-11-12 00:11:30,154 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2023-11-12 00:11:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2023-11-12 00:11:30,155 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2023-11-12 00:11:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-12 00:11:30,155 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-12 00:11:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:11:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:11:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2023-11-12 00:11:30,156 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2023-11-12 00:11:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-12 00:11:30,156 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-12 00:11:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-12 00:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2023-11-12 00:11:30,157 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2023-11-12 00:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2023-11-12 00:11:30,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2023-11-12 00:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2023-11-12 00:11:30,157 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2023-11-12 00:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2023-11-12 00:11:30,158 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2023-11-12 00:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-12 00:11:30,158 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-12 00:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2023-11-12 00:11:30,159 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2023-11-12 00:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2023-11-12 00:11:30,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2023-11-12 00:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-12 00:11:30,159 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-12 00:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:11:30,160 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-12 00:11:30,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-12 00:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:11:30,161 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2023-11-12 00:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2023-11-12 00:11:30,161 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-12 00:11:30,161 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2023-11-12 00:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2023-11-12 00:11:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:11:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-11-12 00:11:30,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-11-12 00:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-11-12 00:11:30,171 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-11-12 00:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2023-11-12 00:11:30,171 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2023-11-12 00:11:30,172 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:11:30,172 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:11:30,172 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-12 00:11:30,172 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-12 00:11:30,172 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-12 00:11:30,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-12 00:11:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2023-11-12 00:11:30,173 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2023-11-12 00:11:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-12 00:11:30,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-12 00:11:30,174 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2023-11-12 00:11:30,174 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2023-11-12 00:11:30,174 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-12 00:11:30,174 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-12 00:11:30,174 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:11:30,174 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:11:30,175 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 00:11:30,175 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 00:11:30,175 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2023-11-12 00:11:30,175 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2023-11-12 00:11:30,175 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2023-11-12 00:11:30,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2023-11-12 00:11:30,176 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:11:30,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:11:30,176 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:11:30,176 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:11:30,176 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-12 00:11:30,177 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-12 00:11:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2023-11-12 00:11:30,177 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2023-11-12 00:11:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:11:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2023-11-12 00:11:30,178 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2023-11-12 00:11:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2023-11-12 00:11:30,178 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2023-11-12 00:11:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2023-11-12 00:11:30,178 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2023-11-12 00:11:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:11:30,179 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:11:30,179 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:11:30,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:11:30,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-12 00:11:30,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-12 00:11:30,180 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2023-11-12 00:11:30,195 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2023-11-12 00:11:30,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:11:30,196 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2023-11-12 00:11:30,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2023-11-12 00:11:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-12 00:11:30,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-12 00:11:30,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:11:30,198 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:11:30,199 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:11:30,199 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:11:30,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:11:30,199 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-11-12 00:11:30,199 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-11-12 00:11:30,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:11:30,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:11:30,200 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2023-11-12 00:11:30,200 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2023-11-12 00:11:30,200 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2023-11-12 00:11:30,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2023-11-12 00:11:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 00:11:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 00:11:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:11:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:11:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2023-11-12 00:11:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2023-11-12 00:11:30,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:11:30,202 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2023-11-12 00:11:30,202 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2023-11-12 00:11:30,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:11:30,202 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:11:30,203 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 00:11:30,203 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 00:11:30,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:11:30,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:11:30,203 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2023-11-12 00:11:30,203 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2023-11-12 00:11:30,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 00:11:30,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 00:11:30,204 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2023-11-12 00:11:30,204 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2023-11-12 00:11:30,204 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-12 00:11:30,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-12 00:11:30,205 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2023-11-12 00:11:30,205 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2023-11-12 00:11:30,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:11:30,205 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-12 00:11:30,205 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-12 00:11:30,206 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2023-11-12 00:11:30,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2023-11-12 00:11:30,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 00:11:30,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 00:11:30,207 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2023-11-12 00:11:30,207 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2023-11-12 00:11:30,207 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 00:11:30,208 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 00:11:30,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:11:30,208 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2023-11-12 00:11:30,209 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2023-11-12 00:11:30,209 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2023-11-12 00:11:30,209 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2023-11-12 00:11:30,209 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:11:30,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:11:30,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:11:30,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-12 00:11:30,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-12 00:11:30,210 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2023-11-12 00:11:30,210 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2023-11-12 00:11:30,211 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2023-11-12 00:11:30,211 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2023-11-12 00:11:30,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-12 00:11:30,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-12 00:11:30,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:11:30,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:11:30,212 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2023-11-12 00:11:30,212 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2023-11-12 00:11:30,212 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2023-11-12 00:11:30,213 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2023-11-12 00:11:30,213 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2023-11-12 00:11:30,213 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2023-11-12 00:11:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2023-11-12 00:11:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2023-11-12 00:11:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2023-11-12 00:11:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2023-11-12 00:11:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2023-11-12 00:11:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2023-11-12 00:11:30,215 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2023-11-12 00:11:30,215 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2023-11-12 00:11:30,215 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2023-11-12 00:11:30,216 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2023-11-12 00:11:30,219 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2023-11-12 00:11:30,219 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2023-11-12 00:11:30,220 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2023-11-12 00:11:30,220 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2023-11-12 00:11:30,221 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2023-11-12 00:11:30,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2023-11-12 00:11:30,222 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2023-11-12 00:11:30,222 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2023-11-12 00:11:30,223 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2023-11-12 00:11:30,230 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2023-11-12 00:11:30,230 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2023-11-12 00:11:30,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2023-11-12 00:11:30,231 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 00:11:30,231 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 00:11:30,231 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-12 00:11:30,231 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-12 00:11:30,231 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2023-11-12 00:11:30,231 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2023-11-12 00:11:30,232 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-12 00:11:30,232 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-12 00:11:30,232 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2023-11-12 00:11:30,232 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2023-11-12 00:11:30,232 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2023-11-12 00:11:30,232 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2023-11-12 00:11:30,233 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2023-11-12 00:11:30,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2023-11-12 00:11:30,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:11:30,233 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2023-11-12 00:11:30,234 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2023-11-12 00:11:30,234 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2023-11-12 00:11:30,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2023-11-12 00:11:30,234 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-12 00:11:30,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:11:30,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:11:30,234 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2023-11-12 00:11:30,235 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2023-11-12 00:11:31,433 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:11:31,439 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:11:31,994 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:11:55,708 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:12:06,252 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:12:06,253 INFO L302 CfgBuilder]: Removed 17 assume(true) statements. [2023-11-12 00:12:06,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:06 BoogieIcfgContainer [2023-11-12 00:12:06,262 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:12:06,268 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:12:06,268 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:12:06,271 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:12:06,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:11:24" (1/3) ... [2023-11-12 00:12:06,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16c31770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:06, skipping insertion in model container [2023-11-12 00:12:06,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:28" (2/3) ... [2023-11-12 00:12:06,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16c31770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:06, skipping insertion in model container [2023-11-12 00:12:06,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:06" (3/3) ... [2023-11-12 00:12:06,276 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i [2023-11-12 00:12:06,298 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:12:06,298 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:12:06,445 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:12:06,456 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;@3af6ff4d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:12:06,457 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:12:06,479 INFO L276 IsEmpty]: Start isEmpty. Operand has 2881 states, 1834 states have (on average 1.3424209378407852) internal successors, (2462), 1896 states have internal predecessors, (2462), 925 states have call successors, (925), 137 states have call predecessors, (925), 136 states have return successors, (917), 906 states have call predecessors, (917), 917 states have call successors, (917) [2023-11-12 00:12:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-12 00:12:06,508 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:06,509 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:06,509 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:06,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:06,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1276409197, now seen corresponding path program 1 times [2023-11-12 00:12:06,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:06,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241772638] [2023-11-12 00:12:06,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:06,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:08,002 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-12 00:12:08,003 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:12:08,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241772638] [2023-11-12 00:12:08,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241772638] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:08,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:08,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:12:08,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533155917] [2023-11-12 00:12:08,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:08,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:12:08,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:12:08,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:12:08,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:08,061 INFO L87 Difference]: Start difference. First operand has 2881 states, 1834 states have (on average 1.3424209378407852) internal successors, (2462), 1896 states have internal predecessors, (2462), 925 states have call successors, (925), 137 states have call predecessors, (925), 136 states have return successors, (917), 906 states have call predecessors, (917), 917 states have call successors, (917) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11)