./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--packetengines--hamachi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 375c8b791fa06d541fb014bd5076ab9979e5fb4b76e2515aaac1f292cd2a1d79 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 04:42:13,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 04:42:13,938 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 04:42:13,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 04:42:13,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 04:42:13,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 04:42:13,956 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 04:42:13,957 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 04:42:13,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 04:42:13,957 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 04:42:13,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 04:42:13,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 04:42:13,958 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:42:13,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 04:42:13,958 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 04:42:13,959 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 04:42:13,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 04:42:13,959 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 375c8b791fa06d541fb014bd5076ab9979e5fb4b76e2515aaac1f292cd2a1d79 [2025-03-04 04:42:14,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 04:42:14,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 04:42:14,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 04:42:14,179 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 04:42:14,179 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 04:42:14,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-04 04:42:15,323 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/539c95b4f/44d4c2707cd54a3c8f99f73f153fdfbd/FLAG994b39b70 [2025-03-04 04:42:15,811 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 04:42:15,812 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-04 04:42:15,855 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/539c95b4f/44d4c2707cd54a3c8f99f73f153fdfbd/FLAG994b39b70 [2025-03-04 04:42:15,871 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/539c95b4f/44d4c2707cd54a3c8f99f73f153fdfbd [2025-03-04 04:42:15,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 04:42:15,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 04:42:15,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 04:42:15,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 04:42:15,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 04:42:15,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:42:15" (1/1) ... [2025-03-04 04:42:15,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58c17987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:15, skipping insertion in model container [2025-03-04 04:42:15,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:42:15" (1/1) ... [2025-03-04 04:42:15,958 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 04:42:17,213 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i[258653,258666] [2025-03-04 04:42:17,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:42:17,279 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 04:42:17,408 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"); [5574] [2025-03-04 04:42:17,410 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)); [5581] [2025-03-04 04:42:17,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5752] [2025-03-04 04:42:17,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5760] [2025-03-04 04:42:17,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5768] [2025-03-04 04:42:17,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5775] [2025-03-04 04:42:17,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5782] [2025-03-04 04:42:17,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5789] [2025-03-04 04:42:17,428 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)); [5980-5981] [2025-03-04 04:42:17,430 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)); [6009-6010] [2025-03-04 04:42:17,431 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" (108), "i" (12UL)); [6039-6040] [2025-03-04 04:42:17,433 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" (120), "i" (12UL)); [6069-6070] [2025-03-04 04:42:17,563 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i[258653,258666] [2025-03-04 04:42:17,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:42:17,695 INFO L204 MainTranslator]: Completed translation [2025-03-04 04:42:17,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17 WrapperNode [2025-03-04 04:42:17,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 04:42:17,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 04:42:17,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 04:42:17,699 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 04:42:17,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:17,762 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:17,888 INFO L138 Inliner]: procedures = 225, calls = 1495, calls flagged for inlining = 121, calls inlined = 118, statements flattened = 4292 [2025-03-04 04:42:17,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 04:42:17,890 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 04:42:17,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 04:42:17,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 04:42:17,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:17,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:17,924 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:18,347 INFO L175 MemorySlicer]: Split 965 memory accesses to 13 slices as follows [2, 8, 636, 8, 9, 9, 9, 9, 19, 43, 6, 2, 205]. 66 percent of accesses are in the largest equivalence class. The 88 initializations are split as follows [2, 8, 20, 8, 8, 8, 8, 8, 0, 0, 0, 0, 18]. The 567 writes are split as follows [0, 0, 320, 0, 0, 0, 0, 0, 16, 43, 1, 0, 187]. [2025-03-04 04:42:18,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:18,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:18,439 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:18,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:18,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:18,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:18,497 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 04:42:18,498 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 04:42:18,498 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 04:42:18,499 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 04:42:18,499 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (1/1) ... [2025-03-04 04:42:18,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:42:18,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:42:18,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-04 04:42:18,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-04 04:42:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_drvinfo [2025-03-04 04:42:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_drvinfo [2025-03-04 04:42:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2025-03-04 04:42:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2025-03-04 04:42:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 04:42:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 04:42:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 04:42:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 04:42:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 04:42:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 04:42:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 04:42:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 04:42:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 04:42:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 04:42:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 04:42:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 04:42:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 04:42:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 04:42:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 04:42:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 04:42:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 04:42:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 04:42:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-04 04:42:18,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 04:42:18,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 04:42:18,552 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-03-04 04:42:18,552 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-03-04 04:42:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-04 04:42:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-04 04:42:18,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-04 04:42:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-04 04:42:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-04 04:42:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-03-04 04:42:18,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-03-04 04:42:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-03-04 04:42:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-04 04:42:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 04:42:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2025-03-04 04:42:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2025-03-04 04:42:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-04 04:42:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-04 04:42:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-04 04:42:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 04:42:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-03-04 04:42:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-03-04 04:42:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-04 04:42:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-04 04:42:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2025-03-04 04:42:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-04 04:42:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-04 04:42:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 04:42:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 04:42:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 04:42:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 04:42:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2025-03-04 04:42:18,562 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2025-03-04 04:42:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2025-03-04 04:42:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 04:42:18,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 04:42:19,134 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 04:42:19,137 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 04:42:19,187 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5959: havoc #t~mem90.base, #t~mem90.offset; [2025-03-04 04:42:19,230 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5806: havoc kobject_name_#t~mem43#1.base, kobject_name_#t~mem43#1.offset; [2025-03-04 04:42:19,230 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5900: havoc dev_name_#t~mem55#1.base, dev_name_#t~mem55#1.offset; [2025-03-04 04:42:19,257 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 04:42:19,364 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8903: havoc #t~nondet787; [2025-03-04 04:42:19,424 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8979: havoc generic_mii_ioctl_#t~nondet796#1; [2025-03-04 04:42:19,424 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8928: havoc capable_#t~nondet789#1; [2025-03-04 04:42:19,615 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8950: havoc dma_alloc_attrs_#t~ret791#1.base, dma_alloc_attrs_#t~ret791#1.offset; [2025-03-04 04:42:20,121 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9026: havoc netif_rx_#t~nondet806#1; [2025-03-04 04:42:20,121 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8965: havoc eth_type_trans_#t~nondet794#1; [2025-03-04 04:42:20,123 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5600: havoc __le32_to_cpup_#t~mem4#1; [2025-03-04 04:42:20,262 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5588: havoc constant_test_bit_#t~mem1#1;havoc constant_test_bit_#t~bitwise2#1; [2025-03-04 04:42:20,265 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8961: havoc #t~nondet793; [2025-03-04 04:42:20,268 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9067: havoc #t~nondet815; [2025-03-04 04:42:20,270 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8969: havoc #t~nondet795; [2025-03-04 04:42:20,290 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9050: havoc #t~nondet809; [2025-03-04 04:42:20,316 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5594: havoc #t~bitwise3; [2025-03-04 04:42:20,318 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8957: havoc #t~nondet792; [2025-03-04 04:42:20,324 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6246: havoc #t~mem171.base, #t~mem171.offset; [2025-03-04 04:42:33,612 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9022: havoc mii_nway_restart_#t~nondet805#1; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8899: havoc __pci_register_driver_#t~nondet786#1; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9033: havoc pci_enable_device_#t~nondet807#1; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9040: havoc pci_request_regions_#t~nondet808#1; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8982: havoc ioremap_nocache_#t~ret797#1.base, ioremap_nocache_#t~ret797#1.offset; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8193: call ULTIMATE.dealloc(main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset);havoc main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset);havoc main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9054: havoc register_netdev_#t~nondet810#1; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8924: havoc alloc_etherdev_mqs_#t~ret788#1.base, alloc_etherdev_mqs_#t~ret788#1.offset; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9058: havoc request_threaded_irq_#t~nondet811#1; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8995: havoc ldv_ndo_init_6_#t~nondet798#1; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: havoc ldv_ndo_uninit_6_#t~nondet799#1; [2025-03-04 04:42:33,613 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6423: call ULTIMATE.dealloc(hamachi_init_one_~#ring_dma~0#1.base, hamachi_init_one_~#ring_dma~0#1.offset);havoc hamachi_init_one_~#ring_dma~0#1.base, hamachi_init_one_~#ring_dma~0#1.offset;call ULTIMATE.dealloc(hamachi_init_one_~#__key~0#1.base, hamachi_init_one_~#__key~0#1.offset);havoc hamachi_init_one_~#__key~0#1.base, hamachi_init_one_~#__key~0#1.offset; [2025-03-04 04:42:33,614 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9003: havoc ldv_shutdown_3_#t~nondet800#1; [2025-03-04 04:42:33,614 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9010: havoc mii_ethtool_gset_#t~nondet802#1; [2025-03-04 04:42:33,614 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8947: havoc del_timer_sync_#t~nondet790#1; [2025-03-04 04:42:33,614 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9014: havoc mii_ethtool_sset_#t~nondet803#1; [2025-03-04 04:42:33,614 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5910: havoc dev_get_drvdata_#t~mem57#1.base, dev_get_drvdata_#t~mem57#1.offset; [2025-03-04 04:42:33,614 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9018: havoc mii_link_ok_#t~nondet804#1; [2025-03-04 04:42:34,202 INFO L? ?]: Removed 1719 outVars from TransFormulas that were not future-live. [2025-03-04 04:42:34,203 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 04:42:34,277 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 04:42:34,280 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-04 04:42:34,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:42:34 BoogieIcfgContainer [2025-03-04 04:42:34,280 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 04:42:34,282 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 04:42:34,283 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 04:42:34,286 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 04:42:34,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 04:42:15" (1/3) ... [2025-03-04 04:42:34,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4221e7cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:42:34, skipping insertion in model container [2025-03-04 04:42:34,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:42:17" (2/3) ... [2025-03-04 04:42:34,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4221e7cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:42:34, skipping insertion in model container [2025-03-04 04:42:34,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:42:34" (3/3) ... [2025-03-04 04:42:34,289 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-04 04:42:34,301 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 04:42:34,306 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i that has 71 procedures, 1467 locations, 1 initial locations, 15 loop locations, and 1 error locations. [2025-03-04 04:42:34,368 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 04:42:34,377 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, 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;@3c0044f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 04:42:34,378 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 04:42:34,386 INFO L276 IsEmpty]: Start isEmpty. Operand has 1422 states, 1041 states have (on average 1.3650336215177714) internal successors, (1421), 1071 states have internal predecessors, (1421), 321 states have call successors, (321), 59 states have call predecessors, (321), 58 states have return successors, (313), 303 states have call predecessors, (313), 313 states have call successors, (313) [2025-03-04 04:42:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-04 04:42:34,409 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:42:34,410 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:42:34,410 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:42:34,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:42:34,414 INFO L85 PathProgramCache]: Analyzing trace with hash 2141746659, now seen corresponding path program 1 times [2025-03-04 04:42:34,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:42:34,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750767210] [2025-03-04 04:42:34,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:42:34,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:42:59,427 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-04 04:42:59,773 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-04 04:42:59,774 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:42:59,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:43:00,234 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2025-03-04 04:43:00,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:43:00,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750767210] [2025-03-04 04:43:00,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750767210] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 04:43:00,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215753592] [2025-03-04 04:43:00,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:43:00,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 04:43:00,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:43:00,238 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 04:43:00,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-04 04:43:25,788 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-04 04:43:26,418 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-04 04:43:26,418 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:43:26,418 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:43:26,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 5336 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 04:43:26,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 04:43:26,491 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2025-03-04 04:43:26,492 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 04:43:26,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [215753592] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:43:26,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 04:43:26,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 04:43:26,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840644041] [2025-03-04 04:43:26,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:43:26,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 04:43:26,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:43:26,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 04:43:26,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:43:26,520 INFO L87 Difference]: Start difference. First operand has 1422 states, 1041 states have (on average 1.3650336215177714) internal successors, (1421), 1071 states have internal predecessors, (1421), 321 states have call successors, (321), 59 states have call predecessors, (321), 58 states have return successors, (313), 303 states have call predecessors, (313), 313 states have call successors, (313) Second operand has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2025-03-04 04:43:27,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:43:27,221 INFO L93 Difference]: Finished difference Result 2839 states and 4141 transitions. [2025-03-04 04:43:27,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 04:43:27,223 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 163 [2025-03-04 04:43:27,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:43:27,245 INFO L225 Difference]: With dead ends: 2839 [2025-03-04 04:43:27,245 INFO L226 Difference]: Without dead ends: 1399 [2025-03-04 04:43:27,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:43:27,258 INFO L435 NwaCegarLoop]: 1987 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1987 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-04 04:43:27,259 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1987 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-04 04:43:27,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2025-03-04 04:43:27,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1399. [2025-03-04 04:43:27,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1399 states, 1028 states have (on average 1.343385214007782) internal successors, (1381), 1048 states have internal predecessors, (1381), 313 states have call successors, (313), 58 states have call predecessors, (313), 57 states have return successors, (312), 302 states have call predecessors, (312), 312 states have call successors, (312) [2025-03-04 04:43:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1399 states and 2006 transitions. [2025-03-04 04:43:27,391 INFO L78 Accepts]: Start accepts. Automaton has 1399 states and 2006 transitions. Word has length 163 [2025-03-04 04:43:27,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:43:27,391 INFO L471 AbstractCegarLoop]: Abstraction has 1399 states and 2006 transitions. [2025-03-04 04:43:27,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2025-03-04 04:43:27,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2006 transitions. [2025-03-04 04:43:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-04 04:43:27,399 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:43:27,400 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:43:27,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-04 04:43:27,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-04 04:43:27,601 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:43:27,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:43:27,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1307676387, now seen corresponding path program 1 times [2025-03-04 04:43:27,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:43:27,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338869873] [2025-03-04 04:43:27,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:43:27,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:43:51,979 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-04 04:43:52,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-04 04:43:52,182 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:43:52,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:43:52,750 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2025-03-04 04:43:52,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:43:52,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338869873] [2025-03-04 04:43:52,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338869873] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:43:52,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:43:52,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:43:52,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892903755] [2025-03-04 04:43:52,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:43:52,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:43:52,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:43:52,753 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:43:52,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:43:52,755 INFO L87 Difference]: Start difference. First operand 1399 states and 2006 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13)