./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 8fc3dc66 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-?-8fc3dc6-m [2025-03-17 09:01:34,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 09:01:34,844 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 09:01:34,850 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 09:01:34,850 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 09:01:34,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 09:01:34,865 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 09:01:34,865 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 09:01:34,865 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 09:01:34,865 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 09:01:34,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 09:01:34,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 09:01:34,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 09:01:34,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 09:01:34,865 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 09:01:34,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 09:01:34,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 09:01:34,865 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 09:01:34,866 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:01:34,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 09:01:34,866 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 09:01:34,867 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 09:01:34,867 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 09:01:34,867 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 09:01:34,867 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 [2025-03-17 09:01:35,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 09:01:35,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 09:01:35,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 09:01:35,127 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 09:01:35,128 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 09:01:35,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-17 09:01:36,361 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a6c3835/997759ab09474d2aa0c0051360bf6ad6/FLAGc3e5cfe00 [2025-03-17 09:01:36,831 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 09:01:36,832 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-17 09:01:36,883 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a6c3835/997759ab09474d2aa0c0051360bf6ad6/FLAGc3e5cfe00 [2025-03-17 09:01:36,922 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a6c3835/997759ab09474d2aa0c0051360bf6ad6 [2025-03-17 09:01:36,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 09:01:36,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 09:01:36,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 09:01:36,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 09:01:36,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 09:01:36,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:01:36" (1/1) ... [2025-03-17 09:01:36,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786b3c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:36, skipping insertion in model container [2025-03-17 09:01:36,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:01:36" (1/1) ... [2025-03-17 09:01:37,021 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 09:01:38,853 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] [2025-03-17 09:01:38,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:01:39,019 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 09:01:39,103 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] [2025-03-17 09:01:39,104 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] [2025-03-17 09:01:39,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5752] [2025-03-17 09:01:39,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5760] [2025-03-17 09:01:39,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5768] [2025-03-17 09:01:39,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5775] [2025-03-17 09:01:39,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5782] [2025-03-17 09:01:39,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5789] [2025-03-17 09:01:39,121 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] [2025-03-17 09:01:39,125 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] [2025-03-17 09:01:39,126 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] [2025-03-17 09:01:39,127 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] [2025-03-17 09:01:39,290 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] [2025-03-17 09:01:39,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:01:39,417 INFO L204 MainTranslator]: Completed translation [2025-03-17 09:01:39,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39 WrapperNode [2025-03-17 09:01:39,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 09:01:39,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 09:01:39,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 09:01:39,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 09:01:39,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:39,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:39,607 INFO L138 Inliner]: procedures = 225, calls = 1495, calls flagged for inlining = 121, calls inlined = 118, statements flattened = 4292 [2025-03-17 09:01:39,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 09:01:39,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 09:01:39,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 09:01:39,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 09:01:39,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:39,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:39,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:40,038 INFO L175 MemorySlicer]: Split 965 memory accesses to 13 slices as follows [2, 8, 2, 636, 8, 9, 9, 9, 9, 205, 19, 6, 43]. 66 percent of accesses are in the largest equivalence class. The 88 initializations are split as follows [2, 8, 0, 20, 8, 8, 8, 8, 8, 18, 0, 0, 0]. The 567 writes are split as follows [0, 0, 0, 320, 0, 0, 0, 0, 0, 187, 16, 1, 43]. [2025-03-17 09:01:40,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:40,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:40,136 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:40,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:40,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:40,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:40,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 09:01:40,224 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 09:01:40,225 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 09:01:40,225 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 09:01:40,226 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (1/1) ... [2025-03-17 09:01:40,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:01:40,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 09:01:40,255 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) [2025-03-17 09:01:40,262 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 [2025-03-17 09:01:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_drvinfo [2025-03-17 09:01:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_drvinfo [2025-03-17 09:01:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2025-03-17 09:01:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2025-03-17 09:01:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 09:01:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 09:01:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 09:01:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 09:01:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 09:01:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 09:01:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 09:01:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 09:01:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-17 09:01:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-17 09:01:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-17 09:01:40,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-17 09:01:40,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-17 09:01:40,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-03-17 09:01:40,284 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-03-17 09:01:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-17 09:01:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-17 09:01:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-17 09:01:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 09:01:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-17 09:01:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-17 09:01:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-17 09:01:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-17 09:01:40,289 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-17 09:01:40,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 09:01:40,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-17 09:01:40,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-17 09:01:40,289 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2025-03-17 09:01:40,289 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2025-03-17 09:01:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 09:01:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 09:01:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 09:01:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 09:01:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-17 09:01:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-17 09:01:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-17 09:01:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-03-17 09:01:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-03-17 09:01:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-17 09:01:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-17 09:01:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-17 09:01:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2025-03-17 09:01:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2025-03-17 09:01:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-17 09:01:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-17 09:01:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-17 09:01:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 09:01:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-03-17 09:01:40,293 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-03-17 09:01:40,293 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-03-17 09:01:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-17 09:01:40,294 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-17 09:01:40,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2025-03-17 09:01:40,294 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-17 09:01:40,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-17 09:01:40,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-03-17 09:01:40,294 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-03-17 09:01:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-17 09:01:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-17 09:01:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-03-17 09:01:40,296 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-17 09:01:40,296 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-03-17 09:01:40,296 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2025-03-17 09:01:40,296 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2025-03-17 09:01:40,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 09:01:40,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 09:01:40,874 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 09:01:40,876 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 09:01:40,942 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5959: havoc #t~mem90.base, #t~mem90.offset; [2025-03-17 09:01:40,992 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5806: havoc kobject_name_#t~mem43#1.base, kobject_name_#t~mem43#1.offset; [2025-03-17 09:01:40,993 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5900: havoc dev_name_#t~mem55#1.base, dev_name_#t~mem55#1.offset; [2025-03-17 09:01:41,024 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-17 09:01:41,134 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8903: havoc #t~nondet787; [2025-03-17 09:01:41,200 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8979: havoc generic_mii_ioctl_#t~nondet796#1; [2025-03-17 09:01:41,201 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8928: havoc capable_#t~nondet789#1; [2025-03-17 09:01:41,469 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8950: havoc dma_alloc_attrs_#t~ret791#1.base, dma_alloc_attrs_#t~ret791#1.offset; [2025-03-17 09:01:41,888 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9026: havoc netif_rx_#t~nondet806#1; [2025-03-17 09:01:41,888 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8965: havoc eth_type_trans_#t~nondet794#1; [2025-03-17 09:01:41,888 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5600: havoc __le32_to_cpup_#t~mem4#1; [2025-03-17 09:01:42,021 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5588: havoc constant_test_bit_#t~mem1#1;havoc constant_test_bit_#t~bitwise2#1; [2025-03-17 09:01:42,024 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8961: havoc #t~nondet793; [2025-03-17 09:01:42,027 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9067: havoc #t~nondet815; [2025-03-17 09:01:42,029 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8969: havoc #t~nondet795; [2025-03-17 09:01:42,048 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9050: havoc #t~nondet809; [2025-03-17 09:01:42,080 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5594: havoc #t~bitwise3; [2025-03-17 09:01:42,082 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8957: havoc #t~nondet792; [2025-03-17 09:01:42,088 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6246: havoc #t~mem171.base, #t~mem171.offset; [2025-03-17 09:01:56,286 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9022: havoc mii_nway_restart_#t~nondet805#1; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8899: havoc __pci_register_driver_#t~nondet786#1; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9033: havoc pci_enable_device_#t~nondet807#1; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9040: havoc pci_request_regions_#t~nondet808#1; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8982: havoc ioremap_nocache_#t~ret797#1.base, ioremap_nocache_#t~ret797#1.offset; [2025-03-17 09:01:56,287 INFO L1322 $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; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9054: havoc register_netdev_#t~nondet810#1; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8924: havoc alloc_etherdev_mqs_#t~ret788#1.base, alloc_etherdev_mqs_#t~ret788#1.offset; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9058: havoc request_threaded_irq_#t~nondet811#1; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8995: havoc ldv_ndo_init_6_#t~nondet798#1; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: havoc ldv_ndo_uninit_6_#t~nondet799#1; [2025-03-17 09:01:56,287 INFO L1322 $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; [2025-03-17 09:01:56,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9003: havoc ldv_shutdown_3_#t~nondet800#1; [2025-03-17 09:01:56,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9010: havoc mii_ethtool_gset_#t~nondet802#1; [2025-03-17 09:01:56,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8947: havoc del_timer_sync_#t~nondet790#1; [2025-03-17 09:01:56,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9014: havoc mii_ethtool_sset_#t~nondet803#1; [2025-03-17 09:01:56,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5910: havoc dev_get_drvdata_#t~mem57#1.base, dev_get_drvdata_#t~mem57#1.offset; [2025-03-17 09:01:56,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9018: havoc mii_link_ok_#t~nondet804#1; [2025-03-17 09:01:56,785 INFO L? ?]: Removed 1421 outVars from TransFormulas that were not future-live. [2025-03-17 09:01:56,785 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 09:01:56,855 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 09:01:56,858 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-17 09:01:56,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:01:56 BoogieIcfgContainer [2025-03-17 09:01:56,858 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 09:01:56,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 09:01:56,860 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 09:01:56,864 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 09:01:56,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 09:01:36" (1/3) ... [2025-03-17 09:01:56,864 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57e263a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:01:56, skipping insertion in model container [2025-03-17 09:01:56,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:01:39" (2/3) ... [2025-03-17 09:01:56,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57e263a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:01:56, skipping insertion in model container [2025-03-17 09:01:56,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:01:56" (3/3) ... [2025-03-17 09:01:56,866 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-17 09:01:56,880 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 09:01:56,883 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, 1386 locations, 1 initial locations, 15 loop locations, and 1 error locations. [2025-03-17 09:01:56,951 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 09:01:56,959 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;@caf50f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 09:01:56,962 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 09:01:56,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 1341 states, 960 states have (on average 1.3958333333333333) internal successors, (1340), 990 states have internal predecessors, (1340), 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) [2025-03-17 09:01:56,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2025-03-17 09:01:56,997 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:01:56,998 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] [2025-03-17 09:01:56,998 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 09:01:57,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:01:57,002 INFO L85 PathProgramCache]: Analyzing trace with hash -276803215, now seen corresponding path program 1 times [2025-03-17 09:01:57,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:01:57,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679856646] [2025-03-17 09:01:57,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:01:57,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:02:24,898 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 159 statements into 1 equivalence classes. [2025-03-17 09:02:25,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 159 of 159 statements. [2025-03-17 09:02:25,331 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:02:25,331 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:02:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2025-03-17 09:02:25,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:02:25,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679856646] [2025-03-17 09:02:25,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679856646] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 09:02:25,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1878972760] [2025-03-17 09:02:25,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:02:25,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 09:02:25,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 09:02:25,852 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) [2025-03-17 09:02:25,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 09:02:53,493 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 159 statements into 1 equivalence classes. [2025-03-17 09:02:54,036 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 159 of 159 statements. [2025-03-17 09:02:54,036 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:02:54,036 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:02:54,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 5333 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 09:02:54,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 09:02:54,097 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2025-03-17 09:02:54,098 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 09:02:54,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1878972760] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:02:54,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 09:02:54,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 09:02:54,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826028081] [2025-03-17 09:02:54,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:02:54,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 09:02:54,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:02:54,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 09:02:54,117 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 09:02:54,122 INFO L87 Difference]: Start difference. First operand has 1341 states, 960 states have (on average 1.3958333333333333) internal successors, (1340), 990 states have internal predecessors, (1340), 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 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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) [2025-03-17 09:02:54,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:02:54,711 INFO L93 Difference]: Finished difference Result 2678 states and 3980 transitions. [2025-03-17 09:02:54,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 09:02:54,713 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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 159 [2025-03-17 09:02:54,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:02:54,735 INFO L225 Difference]: With dead ends: 2678 [2025-03-17 09:02:54,736 INFO L226 Difference]: Without dead ends: 1322 [2025-03-17 09:02:54,745 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 09:02:54,747 INFO L435 NwaCegarLoop]: 1906 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1906 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 09:02:54,748 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1906 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 09:02:54,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1322 states. [2025-03-17 09:02:54,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1322 to 1322. [2025-03-17 09:02:54,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1322 states, 951 states have (on average 1.3711882229232386) internal successors, (1304), 971 states have internal predecessors, (1304), 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) [2025-03-17 09:02:54,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1322 states and 1929 transitions. [2025-03-17 09:02:54,853 INFO L78 Accepts]: Start accepts. Automaton has 1322 states and 1929 transitions. Word has length 159 [2025-03-17 09:02:54,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:02:54,854 INFO L471 AbstractCegarLoop]: Abstraction has 1322 states and 1929 transitions. [2025-03-17 09:02:54,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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) [2025-03-17 09:02:54,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1929 transitions. [2025-03-17 09:02:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2025-03-17 09:02:54,861 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:02:54,861 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] [2025-03-17 09:02:54,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 09:02:55,066 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 [2025-03-17 09:02:55,066 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 09:02:55,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:02:55,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1422700663, now seen corresponding path program 1 times [2025-03-17 09:02:55,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:02:55,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715313776] [2025-03-17 09:02:55,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:02:55,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms