./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 9bd2c7ff 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_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/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_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 04:53:09,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:53:09,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:53:09,905 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:53:09,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:53:09,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:53:09,938 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:53:09,939 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:53:09,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:53:09,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:53:09,942 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:53:09,942 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:53:09,943 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:53:09,944 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:53:09,945 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:53:09,946 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:53:09,946 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:53:09,947 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:53:09,948 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:53:09,949 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:53:09,950 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:53:09,951 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:53:09,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:53:09,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:53:09,953 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:53:09,954 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:53:09,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:53:09,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:53:09,955 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:53:09,956 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:53:09,957 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:53:09,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:53:09,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:53:09,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:09,959 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:53:09,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:53:09,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:53:09,961 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:53:09,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:53:09,962 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:53:09,963 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:53:09,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:53:09,964 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_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a2974a33527a9392dca8d355734fee3e0faaae6e14749128119c28fd0f37e8f [2023-11-19 04:53:10,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:53:10,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:53:10,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:53:10,319 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:53:10,320 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:53:10,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/../../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 [2023-11-19 04:53:13,645 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:53:14,603 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:53:14,605 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/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 [2023-11-19 04:53:14,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/data/f4931632c/575ac24fa7f0436dadf23504a3ba7883/FLAGd19f27a85 [2023-11-19 04:53:14,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/data/f4931632c/575ac24fa7f0436dadf23504a3ba7883 [2023-11-19 04:53:14,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:53:14,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:53:14,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:14,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:53:14,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:53:14,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:14" (1/1) ... [2023-11-19 04:53:14,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6813f13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:14, skipping insertion in model container [2023-11-19 04:53:14,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:14" (1/1) ... [2023-11-19 04:53:14,913 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:53:18,057 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_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/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] [2023-11-19 04:53:18,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:18,277 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:53:18,424 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] [2023-11-19 04:53:18,427 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] [2023-11-19 04:53:18,427 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] [2023-11-19 04:53:18,433 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5922] [2023-11-19 04:53:18,434 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5930] [2023-11-19 04:53:18,434 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5937] [2023-11-19 04:53:18,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5945] [2023-11-19 04:53:18,457 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] [2023-11-19 04:53:18,459 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] [2023-11-19 04:53:18,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6926] [2023-11-19 04:53:18,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7152] [2023-11-19 04:53:18,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7505] [2023-11-19 04:53:18,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7513] [2023-11-19 04:53:18,569 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7849] [2023-11-19 04:53:18,569 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7851] [2023-11-19 04:53:18,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10163] [2023-11-19 04:53:18,970 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_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/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] [2023-11-19 04:53:18,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:19,139 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:53:19,139 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:53:19,139 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:53:19,139 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:53:19,147 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:53:19,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19 WrapperNode [2023-11-19 04:53:19,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:19,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:19,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:53:19,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:53:19,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:19,297 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:19,675 INFO L138 Inliner]: procedures = 333, calls = 3770, calls flagged for inlining = 139, calls inlined = 136, statements flattened = 8428 [2023-11-19 04:53:19,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:19,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:53:19,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:53:19,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:53:19,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:19,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:19,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:19,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:20,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:20,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:20,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:20,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:20,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:53:20,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:53:20,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:53:20,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:53:20,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (1/1) ... [2023-11-19 04:53:20,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:20,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:53:20,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:53:20,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2afe4a6-e3f3-4fbd-b4be-e779308cc245/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:53:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2023-11-19 04:53:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2023-11-19 04:53:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 04:53:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 04:53:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2023-11-19 04:53:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2023-11-19 04:53:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:53:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:53:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:53:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:53:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_interrupt [2023-11-19 04:53:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_interrupt [2023-11-19 04:53:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:53:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:53:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2023-11-19 04:53:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2023-11-19 04:53:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 04:53:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 04:53:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 04:53:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 04:53:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2023-11-19 04:53:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2023-11-19 04:53:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 04:53:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 04:53:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2023-11-19 04:53:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2023-11-19 04:53:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:53:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:53:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2023-11-19 04:53:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2023-11-19 04:53:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2023-11-19 04:53:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2023-11-19 04:53:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-19 04:53:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-19 04:53:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2023-11-19 04:53:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2023-11-19 04:53:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2023-11-19 04:53:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2023-11-19 04:53:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 04:53:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 04:53:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2023-11-19 04:53:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2023-11-19 04:53:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2023-11-19 04:53:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2023-11-19 04:53:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2023-11-19 04:53:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2023-11-19 04:53:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 04:53:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 04:53:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2023-11-19 04:53:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2023-11-19 04:53:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2023-11-19 04:53:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2023-11-19 04:53:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2023-11-19 04:53:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2023-11-19 04:53:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:53:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:53:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2023-11-19 04:53:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2023-11-19 04:53:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-11-19 04:53:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-11-19 04:53:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:53:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:53:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 04:53:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 04:53:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2023-11-19 04:53:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2023-11-19 04:53:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-19 04:53:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-19 04:53:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 04:53:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 04:53:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2023-11-19 04:53:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2023-11-19 04:53:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2023-11-19 04:53:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2023-11-19 04:53:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2023-11-19 04:53:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2023-11-19 04:53:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2023-11-19 04:53:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2023-11-19 04:53:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2023-11-19 04:53:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2023-11-19 04:53:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-19 04:53:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-19 04:53:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:53:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 04:53:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2023-11-19 04:53:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2023-11-19 04:53:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-19 04:53:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-19 04:53:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:53:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2023-11-19 04:53:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2023-11-19 04:53:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2023-11-19 04:53:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2023-11-19 04:53:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2023-11-19 04:53:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2023-11-19 04:53:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2023-11-19 04:53:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2023-11-19 04:53:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-19 04:53:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-19 04:53:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2023-11-19 04:53:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2023-11-19 04:53:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:53:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2023-11-19 04:53:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2023-11-19 04:53:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-19 04:53:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-19 04:53:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 04:53:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 04:53:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 04:53:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 04:53:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 04:53:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 04:53:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2023-11-19 04:53:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2023-11-19 04:53:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-19 04:53:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2023-11-19 04:53:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2023-11-19 04:53:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:53:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-11-19 04:53:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-11-19 04:53:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-11-19 04:53:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-11-19 04:53:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:53:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2023-11-19 04:53:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2023-11-19 04:53:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:53:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:53:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-19 04:53:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-19 04:53:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-19 04:53:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-19 04:53:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2023-11-19 04:53:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2023-11-19 04:53:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-19 04:53:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-19 04:53:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2023-11-19 04:53:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2023-11-19 04:53:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-19 04:53:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-19 04:53:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 04:53:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 04:53:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 04:53:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 04:53:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2023-11-19 04:53:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2023-11-19 04:53:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2023-11-19 04:53:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2023-11-19 04:53:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 04:53:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 04:53:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 04:53:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 04:53:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-19 04:53:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-19 04:53:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2023-11-19 04:53:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2023-11-19 04:53:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:53:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2023-11-19 04:53:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2023-11-19 04:53:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2023-11-19 04:53:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2023-11-19 04:53:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2023-11-19 04:53:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2023-11-19 04:53:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 04:53:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 04:53:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 04:53:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 04:53:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-19 04:53:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-19 04:53:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2023-11-19 04:53:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2023-11-19 04:53:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:53:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2023-11-19 04:53:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2023-11-19 04:53:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-19 04:53:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-19 04:53:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:53:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 04:53:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 04:53:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 04:53:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 04:53:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-11-19 04:53:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-11-19 04:53:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:53:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:53:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2023-11-19 04:53:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2023-11-19 04:53:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2023-11-19 04:53:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2023-11-19 04:53:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 04:53:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 04:53:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 04:53:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 04:53:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2023-11-19 04:53:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2023-11-19 04:53:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:53:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2023-11-19 04:53:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2023-11-19 04:53:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 04:53:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 04:53:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 04:53:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 04:53:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:53:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:53:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2023-11-19 04:53:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2023-11-19 04:53:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 04:53:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 04:53:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2023-11-19 04:53:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2023-11-19 04:53:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-19 04:53:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-19 04:53:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2023-11-19 04:53:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2023-11-19 04:53:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:53:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 04:53:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 04:53:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2023-11-19 04:53:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2023-11-19 04:53:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 04:53:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 04:53:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2023-11-19 04:53:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2023-11-19 04:53:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 04:53:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 04:53:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:53:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2023-11-19 04:53:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2023-11-19 04:53:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2023-11-19 04:53:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2023-11-19 04:53:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 04:53:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 04:53:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:53:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 04:53:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 04:53:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2023-11-19 04:53:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2023-11-19 04:53:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2023-11-19 04:53:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2023-11-19 04:53:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-19 04:53:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-19 04:53:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:53:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:53:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2023-11-19 04:53:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2023-11-19 04:53:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2023-11-19 04:53:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2023-11-19 04:53:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2023-11-19 04:53:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2023-11-19 04:53:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2023-11-19 04:53:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2023-11-19 04:53:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2023-11-19 04:53:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2023-11-19 04:53:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2023-11-19 04:53:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2023-11-19 04:53:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2023-11-19 04:53:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2023-11-19 04:53:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2023-11-19 04:53:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2023-11-19 04:53:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2023-11-19 04:53:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2023-11-19 04:53:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2023-11-19 04:53:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2023-11-19 04:53:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2023-11-19 04:53:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2023-11-19 04:53:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2023-11-19 04:53:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2023-11-19 04:53:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2023-11-19 04:53:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2023-11-19 04:53:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2023-11-19 04:53:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2023-11-19 04:53:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 04:53:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 04:53:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-19 04:53:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-19 04:53:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2023-11-19 04:53:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2023-11-19 04:53:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-19 04:53:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-19 04:53:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2023-11-19 04:53:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2023-11-19 04:53:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2023-11-19 04:53:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2023-11-19 04:53:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2023-11-19 04:53:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2023-11-19 04:53:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:53:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2023-11-19 04:53:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2023-11-19 04:53:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2023-11-19 04:53:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2023-11-19 04:53:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 04:53:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:53:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:53:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2023-11-19 04:53:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2023-11-19 04:53:21,653 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:53:21,665 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:53:22,181 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:53:43,507 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:53:54,069 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:53:54,069 INFO L302 CfgBuilder]: Removed 17 assume(true) statements. [2023-11-19 04:53:54,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:54 BoogieIcfgContainer [2023-11-19 04:53:54,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:53:54,094 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:53:54,094 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:53:54,098 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:53:54,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:53:14" (1/3) ... [2023-11-19 04:53:54,099 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59058edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:54, skipping insertion in model container [2023-11-19 04:53:54,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:19" (2/3) ... [2023-11-19 04:53:54,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59058edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:54, skipping insertion in model container [2023-11-19 04:53:54,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:54" (3/3) ... [2023-11-19 04:53:54,102 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 [2023-11-19 04:53:54,125 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:53:54,126 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:53:54,266 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:53:54,278 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;@4ac56964, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:53:54,278 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:53:54,299 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) [2023-11-19 04:53:54,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 04:53:54,343 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:53:54,345 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] [2023-11-19 04:53:54,345 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:53:54,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:53:54,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1276409197, now seen corresponding path program 1 times [2023-11-19 04:53:54,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:53:54,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975470488] [2023-11-19 04:53:54,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:54,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:53:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:53:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-19 04:53:55,742 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:53:55,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975470488] [2023-11-19 04:53:55,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975470488] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:53:55,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:53:55,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:53:55,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003620233] [2023-11-19 04:53:55,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:53:55,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:53:55,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:53:55,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:53:55,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:53:55,799 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) [2023-11-19 04:53:57,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []