./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 e2fb8bed 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-?-e2fb8be-m [2025-03-08 19:53:57,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 19:53:57,768 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 19:53:57,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 19:53:57,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 19:53:57,791 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 19:53:57,792 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 19:53:57,792 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 19:53:57,793 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 19:53:57,793 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 19:53:57,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 19:53:57,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 19:53:57,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 19:53:57,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 19:53:57,794 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 19:53:57,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 19:53:57,795 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 19:53:57,795 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 19:53:57,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 19:53:57,796 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 19:53:57,796 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 19:53:57,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:53:57,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 19:53:57,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 19:53:57,797 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 19:53:57,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 19:53:57,797 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 19:53:57,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 19:53:57,797 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 19:53:57,797 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 19:53:57,797 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 19:53:57,797 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 19:53:57,797 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 [2025-03-08 19:53:58,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 19:53:58,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 19:53:58,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 19:53:58,031 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 19:53:58,031 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 19:53:58,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-08 19:53:59,220 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b6dc810/ed9b2edc04b74f3cb6b88a92cc3d03a3/FLAGdf64caaa9 [2025-03-08 19:53:59,726 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 19:53:59,726 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-08 19:53:59,764 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b6dc810/ed9b2edc04b74f3cb6b88a92cc3d03a3/FLAGdf64caaa9 [2025-03-08 19:53:59,789 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b6dc810/ed9b2edc04b74f3cb6b88a92cc3d03a3 [2025-03-08 19:53:59,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 19:53:59,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 19:53:59,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 19:53:59,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 19:53:59,796 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 19:53:59,797 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:53:59" (1/1) ... [2025-03-08 19:53:59,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a9883f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:53:59, skipping insertion in model container [2025-03-08 19:53:59,799 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:53:59" (1/1) ... [2025-03-08 19:53:59,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 19:54:01,310 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] [2025-03-08 19:54:01,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:54:01,395 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 19:54:01,518 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] [2025-03-08 19:54:01,520 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] [2025-03-08 19:54:01,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5752] [2025-03-08 19:54:01,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5760] [2025-03-08 19:54:01,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5768] [2025-03-08 19:54:01,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5775] [2025-03-08 19:54:01,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5782] [2025-03-08 19:54:01,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5789] [2025-03-08 19:54:01,538 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] [2025-03-08 19:54:01,540 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] [2025-03-08 19:54:01,541 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] [2025-03-08 19:54:01,542 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] [2025-03-08 19:54:01,654 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] [2025-03-08 19:54:01,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:54:01,761 INFO L204 MainTranslator]: Completed translation [2025-03-08 19:54:01,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01 WrapperNode [2025-03-08 19:54:01,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 19:54:01,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 19:54:01,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 19:54:01,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 19:54:01,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:01,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:01,947 INFO L138 Inliner]: procedures = 225, calls = 1495, calls flagged for inlining = 121, calls inlined = 118, statements flattened = 4292 [2025-03-08 19:54:01,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 19:54:01,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 19:54:01,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 19:54:01,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 19:54:01,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:01,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:01,981 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:02,464 INFO L175 MemorySlicer]: Split 965 memory accesses to 13 slices as follows [2, 8, 2, 636, 205, 6, 8, 9, 9, 9, 9, 19, 43]. 66 percent of accesses are in the largest equivalence class. The 88 initializations are split as follows [2, 8, 0, 20, 18, 0, 8, 8, 8, 8, 8, 0, 0]. The 567 writes are split as follows [0, 0, 0, 320, 187, 1, 0, 0, 0, 0, 0, 16, 43]. [2025-03-08 19:54:02,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:02,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:02,593 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:02,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:02,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:02,637 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:02,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 19:54:02,665 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 19:54:02,665 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 19:54:02,665 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 19:54:02,666 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (1/1) ... [2025-03-08 19:54:02,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:54:02,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:54:02,697 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) [2025-03-08 19:54:02,703 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 [2025-03-08 19:54:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_drvinfo [2025-03-08 19:54:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_drvinfo [2025-03-08 19:54:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2025-03-08 19:54:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2025-03-08 19:54:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 19:54:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 19:54:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 19:54:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 19:54:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 19:54:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 19:54:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 19:54:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 19:54:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 19:54:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 19:54:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 19:54:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 19:54:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 19:54:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 19:54:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 19:54:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 19:54:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 19:54:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 19:54:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 19:54:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 19:54:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 19:54:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 19:54:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-08 19:54:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-08 19:54:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2025-03-08 19:54:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 19:54:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 19:54:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 19:54:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-08 19:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 19:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-03-08 19:54:02,733 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-03-08 19:54:02,733 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-03-08 19:54:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-08 19:54:02,733 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-08 19:54:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-08 19:54:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-08 19:54:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2025-03-08 19:54:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2025-03-08 19:54:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-08 19:54:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-08 19:54:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-08 19:54:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-08 19:54:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2025-03-08 19:54:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2025-03-08 19:54:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-08 19:54:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-08 19:54:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-03-08 19:54:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-08 19:54:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-08 19:54:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 19:54:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 19:54:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 19:54:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-03-08 19:54:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-03-08 19:54:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-08 19:54:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-08 19:54:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-03-08 19:54:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-03-08 19:54:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2025-03-08 19:54:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2025-03-08 19:54:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 19:54:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 19:54:03,328 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 19:54:03,331 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 19:54:03,380 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5959: havoc #t~mem90.base, #t~mem90.offset; [2025-03-08 19:54:03,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5806: havoc kobject_name_#t~mem43#1.base, kobject_name_#t~mem43#1.offset; [2025-03-08 19:54:03,410 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5900: havoc dev_name_#t~mem55#1.base, dev_name_#t~mem55#1.offset; [2025-03-08 19:54:03,438 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 19:54:03,532 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8903: havoc #t~nondet787; [2025-03-08 19:54:03,600 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8979: havoc generic_mii_ioctl_#t~nondet796#1; [2025-03-08 19:54:03,600 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8928: havoc capable_#t~nondet789#1; [2025-03-08 19:54:03,841 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8950: havoc dma_alloc_attrs_#t~ret791#1.base, dma_alloc_attrs_#t~ret791#1.offset; [2025-03-08 19:54:04,305 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9026: havoc netif_rx_#t~nondet806#1; [2025-03-08 19:54:04,305 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8965: havoc eth_type_trans_#t~nondet794#1; [2025-03-08 19:54:04,305 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5600: havoc __le32_to_cpup_#t~mem4#1; [2025-03-08 19:54:04,470 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5588: havoc constant_test_bit_#t~mem1#1;havoc constant_test_bit_#t~bitwise2#1; [2025-03-08 19:54:04,472 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8961: havoc #t~nondet793; [2025-03-08 19:54:04,475 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9067: havoc #t~nondet815; [2025-03-08 19:54:04,477 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8969: havoc #t~nondet795; [2025-03-08 19:54:04,499 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9050: havoc #t~nondet809; [2025-03-08 19:54:04,577 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5594: havoc #t~bitwise3; [2025-03-08 19:54:04,579 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8957: havoc #t~nondet792; [2025-03-08 19:54:04,584 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6246: havoc #t~mem171.base, #t~mem171.offset; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9022: havoc mii_nway_restart_#t~nondet805#1; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8899: havoc __pci_register_driver_#t~nondet786#1; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9033: havoc pci_enable_device_#t~nondet807#1; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9040: havoc pci_request_regions_#t~nondet808#1; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8982: havoc ioremap_nocache_#t~ret797#1.base, ioremap_nocache_#t~ret797#1.offset; [2025-03-08 19:54:17,805 INFO L1307 $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; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9054: havoc register_netdev_#t~nondet810#1; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8924: havoc alloc_etherdev_mqs_#t~ret788#1.base, alloc_etherdev_mqs_#t~ret788#1.offset; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9058: havoc request_threaded_irq_#t~nondet811#1; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8995: havoc ldv_ndo_init_6_#t~nondet798#1; [2025-03-08 19:54:17,805 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: havoc ldv_ndo_uninit_6_#t~nondet799#1; [2025-03-08 19:54:17,805 INFO L1307 $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; [2025-03-08 19:54:17,806 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9003: havoc ldv_shutdown_3_#t~nondet800#1; [2025-03-08 19:54:17,806 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9010: havoc mii_ethtool_gset_#t~nondet802#1; [2025-03-08 19:54:17,806 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8947: havoc del_timer_sync_#t~nondet790#1; [2025-03-08 19:54:17,806 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9014: havoc mii_ethtool_sset_#t~nondet803#1; [2025-03-08 19:54:17,806 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5910: havoc dev_get_drvdata_#t~mem57#1.base, dev_get_drvdata_#t~mem57#1.offset; [2025-03-08 19:54:17,806 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9018: havoc mii_link_ok_#t~nondet804#1; [2025-03-08 19:54:18,302 INFO L? ?]: Removed 1719 outVars from TransFormulas that were not future-live. [2025-03-08 19:54:18,303 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 19:54:18,356 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 19:54:18,357 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-08 19:54:18,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:54:18 BoogieIcfgContainer [2025-03-08 19:54:18,358 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 19:54:18,359 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 19:54:18,360 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 19:54:18,363 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 19:54:18,364 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 07:53:59" (1/3) ... [2025-03-08 19:54:18,365 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6412d4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:54:18, skipping insertion in model container [2025-03-08 19:54:18,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:54:01" (2/3) ... [2025-03-08 19:54:18,366 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6412d4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:54:18, skipping insertion in model container [2025-03-08 19:54:18,366 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:54:18" (3/3) ... [2025-03-08 19:54:18,367 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2025-03-08 19:54:18,378 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 19:54:18,381 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. [2025-03-08 19:54:18,440 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 19:54:18,447 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;@1f318a9b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 19:54:18,447 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 19:54:18,453 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) [2025-03-08 19:54:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-08 19:54:18,471 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:54:18,472 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] [2025-03-08 19:54:18,472 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:54:18,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:54:18,475 INFO L85 PathProgramCache]: Analyzing trace with hash 92131843, now seen corresponding path program 1 times [2025-03-08 19:54:18,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:54:18,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320436128] [2025-03-08 19:54:18,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:54:18,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:54:44,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-08 19:54:45,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-08 19:54:45,036 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:54:45,036 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:54:45,544 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2025-03-08 19:54:45,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:54:45,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320436128] [2025-03-08 19:54:45,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320436128] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 19:54:45,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [486603218] [2025-03-08 19:54:45,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:54:45,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:54:45,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:54:45,548 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) [2025-03-08 19:54:45,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 19:55:11,963 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-08 19:55:12,498 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-08 19:55:12,498 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:55:12,498 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:55:12,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 5336 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 19:55:12,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 19:55:12,555 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2025-03-08 19:55:12,556 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 19:55:12,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [486603218] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:55:12,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 19:55:12,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 19:55:12,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116578298] [2025-03-08 19:55:12,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:55:12,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 19:55:12,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:55:12,579 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 19:55:12,580 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 19:55:12,585 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) [2025-03-08 19:55:13,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:55:13,154 INFO L93 Difference]: Finished difference Result 2839 states and 4141 transitions. [2025-03-08 19:55:13,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 19:55:13,157 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 [2025-03-08 19:55:13,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:55:13,178 INFO L225 Difference]: With dead ends: 2839 [2025-03-08 19:55:13,179 INFO L226 Difference]: Without dead ends: 1399 [2025-03-08 19:55:13,188 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 [2025-03-08 19:55:13,190 INFO L435 NwaCegarLoop]: 1987 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, 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, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 19:55:13,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1987 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 19:55:13,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2025-03-08 19:55:13,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1399. [2025-03-08 19:55:13,283 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) [2025-03-08 19:55:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1399 states and 2006 transitions. [2025-03-08 19:55:13,300 INFO L78 Accepts]: Start accepts. Automaton has 1399 states and 2006 transitions. Word has length 163 [2025-03-08 19:55:13,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:55:13,300 INFO L471 AbstractCegarLoop]: Abstraction has 1399 states and 2006 transitions. [2025-03-08 19:55:13,301 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) [2025-03-08 19:55:13,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2006 transitions. [2025-03-08 19:55:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-08 19:55:13,309 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:55:13,309 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] [2025-03-08 19:55:13,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 19:55:13,510 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 [2025-03-08 19:55:13,510 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:55:13,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:55:13,511 INFO L85 PathProgramCache]: Analyzing trace with hash 937676093, now seen corresponding path program 1 times [2025-03-08 19:55:13,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:55:13,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108308816] [2025-03-08 19:55:13,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:55:13,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms