./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/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--dec--tulip--dmfe.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 246ceae3084839b9b339f99ac0b8607f0cf18f3fcdd140edc02c2b8d150b0ed6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:12:52,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:12:52,908 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:12:52,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:12:52,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:12:52,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:12:52,934 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:12:52,934 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:12:52,934 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:12:52,934 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:12:52,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:12:52,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:12:52,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:12:52,935 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:12:52,935 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:12:52,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:12:52,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:12:52,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:12:52,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:12:52,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:12:52,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:12:52,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:12:52,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:12:52,939 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:12:52,939 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:12:52,940 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:12:52,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:12:52,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:12:52,940 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:12:52,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:12:52,941 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:12:52,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:12:52,941 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:12:52,941 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:12:52,941 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:12:52,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:12:52,941 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-jdk21/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 -> 246ceae3084839b9b339f99ac0b8607f0cf18f3fcdd140edc02c2b8d150b0ed6 [2025-01-09 19:12:53,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:12:53,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:12:53,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:12:53,263 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:12:53,263 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:12:53,265 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2025-01-09 19:12:54,645 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dd05ba6c0/69b2819b294b4d0aad62a613f6465a77/FLAGf472ed103 [2025-01-09 19:12:55,234 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:12:55,235 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2025-01-09 19:12:55,285 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dd05ba6c0/69b2819b294b4d0aad62a613f6465a77/FLAGf472ed103 [2025-01-09 19:12:55,300 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dd05ba6c0/69b2819b294b4d0aad62a613f6465a77 [2025-01-09 19:12:55,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:12:55,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:12:55,304 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:12:55,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:12:55,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:12:55,308 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:12:55" (1/1) ... [2025-01-09 19:12:55,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e51de3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:55, skipping insertion in model container [2025-01-09 19:12:55,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:12:55" (1/1) ... [2025-01-09 19:12:55,428 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:12:57,133 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i[261928,261941] [2025-01-09 19:12:57,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:12:57,240 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:12:57,344 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"); [5603] [2025-01-09 19:12:57,359 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)); [5934-5935] [2025-01-09 19:12:57,361 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)); [5963-5964] [2025-01-09 19:12:57,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7206] [2025-01-09 19:12:57,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7495] [2025-01-09 19:12:57,505 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i[261928,261941] [2025-01-09 19:12:57,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:12:57,658 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:12:57,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57 WrapperNode [2025-01-09 19:12:57,660 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:12:57,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:12:57,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:12:57,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:12:57,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:57,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:57,932 INFO L138 Inliner]: procedures = 235, calls = 1628, calls flagged for inlining = 116, calls inlined = 113, statements flattened = 5212 [2025-01-09 19:12:57,932 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:12:57,933 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:12:57,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:12:57,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:12:57,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:57,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:57,987 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,454 INFO L175 MemorySlicer]: Split 1005 memory accesses to 19 slices as follows [2, 5, 5, 4, 2, 832, 5, 5, 13, 56, 4, 4, 3, 5, 43, 5, 4, 3, 5]. 83 percent of accesses are in the largest equivalence class. The 63 initializations are split as follows [2, 5, 5, 0, 0, 17, 0, 5, 0, 0, 4, 0, 3, 5, 0, 5, 4, 3, 5]. The 477 writes are split as follows [0, 0, 0, 1, 1, 365, 3, 0, 5, 56, 0, 3, 0, 0, 43, 0, 0, 0, 0]. [2025-01-09 19:12:58,454 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,455 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,591 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,606 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:12:58,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:12:58,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:12:58,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:12:58,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (1/1) ... [2025-01-09 19:12:58,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:12:58,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:12:58,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:12:58,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:12:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2025-01-09 19:12:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2025-01-09 19:12:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:12:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:12:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:12:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:12:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:12:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:12:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:12:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:12:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:12:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:12:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 19:12:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 19:12:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 19:12:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 19:12:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 19:12:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 19:12:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 19:12:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-01-09 19:12:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-01-09 19:12:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:12:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:12:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:12:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:12:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:12:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 19:12:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:12:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:12:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:12:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 19:12:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write_1bit [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write_1bit [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2025-01-09 19:12:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 19:12:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-01-09 19:12:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-01-09 19:12:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 19:12:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 19:12:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 19:12:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 19:12:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 19:12:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-01-09 19:12:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-01-09 19:12:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 19:12:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2025-01-09 19:12:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:12:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-01-09 19:12:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 19:12:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2025-01-09 19:12:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2025-01-09 19:12:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2025-01-09 19:12:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2025-01-09 19:12:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-01-09 19:12:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-01-09 19:12:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 19:12:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-01-09 19:12:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-01-09 19:12:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read_1bit [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read_1bit [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2025-01-09 19:12:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:12:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:12:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:12:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:12:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:12:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 19:12:58,866 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 19:12:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2025-01-09 19:12:58,866 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2025-01-09 19:12:58,867 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2025-01-09 19:12:58,867 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:12:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2025-01-09 19:12:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:12:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 19:12:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-01-09 19:12:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2025-01-09 19:12:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 19:12:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2025-01-09 19:12:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:12:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:12:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:12:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:12:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:12:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:12:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:12:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:12:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-01-09 19:12:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-01-09 19:12:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2025-01-09 19:12:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2025-01-09 19:12:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2025-01-09 19:12:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2025-01-09 19:12:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:12:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-01-09 19:12:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2025-01-09 19:12:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2025-01-09 19:12:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:12:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:12:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-01-09 19:12:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:12:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 19:12:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:12:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:12:59,753 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:12:59,756 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:12:59,791 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:13:15,520 INFO L? ?]: Removed 1862 outVars from TransFormulas that were not future-live. [2025-01-09 19:13:15,521 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:13:15,580 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:13:15,580 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 19:13:15,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:13:15 BoogieIcfgContainer [2025-01-09 19:13:15,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:13:15,584 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:13:15,585 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:13:15,589 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:13:15,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:12:55" (1/3) ... [2025-01-09 19:13:15,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132572fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:13:15, skipping insertion in model container [2025-01-09 19:13:15,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:12:57" (2/3) ... [2025-01-09 19:13:15,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132572fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:13:15, skipping insertion in model container [2025-01-09 19:13:15,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:13:15" (3/3) ... [2025-01-09 19:13:15,591 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2025-01-09 19:13:15,607 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:13:15,611 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i that has 92 procedures, 2018 locations, 1 initial locations, 21 loop locations, and 1 error locations. [2025-01-09 19:13:15,728 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:13:15,741 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;@7f926040, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:13:15,742 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 19:13:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 1949 states, 1505 states have (on average 1.412624584717608) internal successors, (2126), 1531 states have internal predecessors, (2126), 369 states have call successors, (369), 74 states have call predecessors, (369), 73 states have return successors, (362), 356 states have call predecessors, (362), 362 states have call successors, (362) [2025-01-09 19:13:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2025-01-09 19:13:15,788 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:13:15,789 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:13:15,790 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:13:15,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:13:15,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1078271382, now seen corresponding path program 1 times [2025-01-09 19:13:15,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:13:15,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902150565] [2025-01-09 19:13:15,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:13:15,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:13:21,897 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-01-09 19:13:22,240 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-01-09 19:13:22,241 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:13:22,241 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:13:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2025-01-09 19:13:22,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:13:22,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902150565] [2025-01-09 19:13:22,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902150565] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:13:22,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [985070694] [2025-01-09 19:13:22,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:13:22,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:13:22,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:13:22,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:13:22,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 19:13:28,813 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-01-09 19:13:29,303 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-01-09 19:13:29,304 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:13:29,304 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:13:29,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 3648 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 19:13:29,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 19:13:29,370 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2025-01-09 19:13:29,370 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 19:13:29,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [985070694] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:13:29,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 19:13:29,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 19:13:29,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704804580] [2025-01-09 19:13:29,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:13:29,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 19:13:29,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:13:29,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 19:13:29,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:13:29,404 INFO L87 Difference]: Start difference. First operand has 1949 states, 1505 states have (on average 1.412624584717608) internal successors, (2126), 1531 states have internal predecessors, (2126), 369 states have call successors, (369), 74 states have call predecessors, (369), 73 states have return successors, (362), 356 states have call predecessors, (362), 362 states have call successors, (362) Second operand has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2025-01-09 19:13:29,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:13:29,572 INFO L93 Difference]: Finished difference Result 3893 states and 5801 transitions. [2025-01-09 19:13:29,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 19:13:29,574 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 165 [2025-01-09 19:13:29,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:13:29,607 INFO L225 Difference]: With dead ends: 3893 [2025-01-09 19:13:29,608 INFO L226 Difference]: Without dead ends: 1925 [2025-01-09 19:13:29,627 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:13:29,631 INFO L435 NwaCegarLoop]: 2812 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2812 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 19:13:29,631 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2812 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 19:13:29,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1925 states. [2025-01-09 19:13:29,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1925 to 1925. [2025-01-09 19:13:29,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1925 states, 1491 states have (on average 1.379610999329309) internal successors, (2057), 1508 states have internal predecessors, (2057), 361 states have call successors, (361), 73 states have call predecessors, (361), 72 states have return successors, (360), 354 states have call predecessors, (360), 360 states have call successors, (360) [2025-01-09 19:13:29,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1925 states and 2778 transitions. [2025-01-09 19:13:29,813 INFO L78 Accepts]: Start accepts. Automaton has 1925 states and 2778 transitions. Word has length 165 [2025-01-09 19:13:29,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:13:29,814 INFO L471 AbstractCegarLoop]: Abstraction has 1925 states and 2778 transitions. [2025-01-09 19:13:29,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2025-01-09 19:13:29,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2778 transitions. [2025-01-09 19:13:29,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-01-09 19:13:29,830 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:13:29,830 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:13:29,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-01-09 19:13:30,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 19:13:30,031 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:13:30,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:13:30,032 INFO L85 PathProgramCache]: Analyzing trace with hash 658688729, now seen corresponding path program 1 times [2025-01-09 19:13:30,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:13:30,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440725901] [2025-01-09 19:13:30,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:13:30,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:13:35,213 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-01-09 19:13:35,369 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-01-09 19:13:35,370 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:13:35,370 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:13:35,929 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-01-09 19:13:35,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:13:35,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440725901] [2025-01-09 19:13:35,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440725901] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:13:35,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:13:35,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:13:35,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920385593] [2025-01-09 19:13:35,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:13:35,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:13:35,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:13:35,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:13:35,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:13:35,934 INFO L87 Difference]: Start difference. First operand 1925 states and 2778 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2025-01-09 19:13:36,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:13:36,899 INFO L93 Difference]: Finished difference Result 5456 states and 7875 transitions. [2025-01-09 19:13:36,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:13:36,900 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 166 [2025-01-09 19:13:36,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:13:36,929 INFO L225 Difference]: With dead ends: 5456 [2025-01-09 19:13:36,929 INFO L226 Difference]: Without dead ends: 3555 [2025-01-09 19:13:36,939 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:13:36,941 INFO L435 NwaCegarLoop]: 2852 mSDtfsCounter, 2383 mSDsluCounter, 2668 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2383 SdHoareTripleChecker+Valid, 5520 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:13:36,941 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2383 Valid, 5520 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-09 19:13:36,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3555 states. [2025-01-09 19:13:37,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3555 to 3547. [2025-01-09 19:13:37,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3547 states, 2762 states have (on average 1.381969587255612) internal successors, (3817), 2791 states have internal predecessors, (3817), 649 states have call successors, (649), 136 states have call predecessors, (649), 135 states have return successors, (652), 638 states have call predecessors, (652), 648 states have call successors, (652) [2025-01-09 19:13:37,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 3547 states and 5118 transitions. [2025-01-09 19:13:37,100 INFO L78 Accepts]: Start accepts. Automaton has 3547 states and 5118 transitions. Word has length 166 [2025-01-09 19:13:37,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:13:37,101 INFO L471 AbstractCegarLoop]: Abstraction has 3547 states and 5118 transitions. [2025-01-09 19:13:37,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2025-01-09 19:13:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3547 states and 5118 transitions. [2025-01-09 19:13:37,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2025-01-09 19:13:37,107 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:13:37,107 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:13:37,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:13:37,108 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:13:37,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:13:37,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1826209846, now seen corresponding path program 1 times [2025-01-09 19:13:37,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:13:37,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925824783] [2025-01-09 19:13:37,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:13:37,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:13:42,420 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-01-09 19:13:42,584 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-01-09 19:13:42,584 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:13:42,584 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:13:43,580 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-01-09 19:13:43,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:13:43,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925824783] [2025-01-09 19:13:43,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925824783] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:13:43,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:13:43,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:13:43,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524732133] [2025-01-09 19:13:43,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:13:43,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:13:43,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:13:43,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:13:43,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:13:43,583 INFO L87 Difference]: Start difference. First operand 3547 states and 5118 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:13:44,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:13:44,493 INFO L93 Difference]: Finished difference Result 10603 states and 15303 transitions. [2025-01-09 19:13:44,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:13:44,496 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 153 [2025-01-09 19:13:44,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:13:44,547 INFO L225 Difference]: With dead ends: 10603 [2025-01-09 19:13:44,547 INFO L226 Difference]: Without dead ends: 7080 [2025-01-09 19:13:44,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:13:44,568 INFO L435 NwaCegarLoop]: 2794 mSDtfsCounter, 2753 mSDsluCounter, 8318 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2754 SdHoareTripleChecker+Valid, 11112 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:13:44,569 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2754 Valid, 11112 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 19:13:44,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7080 states. [2025-01-09 19:13:44,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7080 to 7065. [2025-01-09 19:13:44,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7065 states, 5504 states have (on average 1.382267441860465) internal successors, (7608), 5570 states have internal predecessors, (7608), 1290 states have call successors, (1290), 271 states have call predecessors, (1290), 270 states have return successors, (1297), 1261 states have call predecessors, (1297), 1289 states have call successors, (1297) [2025-01-09 19:13:44,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7065 states to 7065 states and 10195 transitions. [2025-01-09 19:13:44,844 INFO L78 Accepts]: Start accepts. Automaton has 7065 states and 10195 transitions. Word has length 153 [2025-01-09 19:13:44,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:13:44,845 INFO L471 AbstractCegarLoop]: Abstraction has 7065 states and 10195 transitions. [2025-01-09 19:13:44,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:13:44,845 INFO L276 IsEmpty]: Start isEmpty. Operand 7065 states and 10195 transitions. [2025-01-09 19:13:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-01-09 19:13:44,850 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:13:44,851 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:13:44,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:13:44,851 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:13:44,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:13:44,852 INFO L85 PathProgramCache]: Analyzing trace with hash 2044849075, now seen corresponding path program 1 times [2025-01-09 19:13:44,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:13:44,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444251531] [2025-01-09 19:13:44,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:13:44,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:13:50,251 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-01-09 19:13:50,350 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-01-09 19:13:50,351 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:13:50,351 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:13:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-01-09 19:13:51,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:13:51,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444251531] [2025-01-09 19:13:51,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444251531] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:13:51,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:13:51,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:13:51,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90535286] [2025-01-09 19:13:51,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:13:51,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:13:51,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:13:51,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:13:51,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:13:51,180 INFO L87 Difference]: Start difference. First operand 7065 states and 10195 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:13:52,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:13:52,128 INFO L93 Difference]: Finished difference Result 21173 states and 30553 transitions. [2025-01-09 19:13:52,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:13:52,129 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 154 [2025-01-09 19:13:52,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:13:52,239 INFO L225 Difference]: With dead ends: 21173 [2025-01-09 19:13:52,240 INFO L226 Difference]: Without dead ends: 14132 [2025-01-09 19:13:52,283 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:13:52,284 INFO L435 NwaCegarLoop]: 2786 mSDtfsCounter, 2754 mSDsluCounter, 8301 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2755 SdHoareTripleChecker+Valid, 11087 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:13:52,285 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2755 Valid, 11087 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 19:13:52,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14132 states. [2025-01-09 19:13:52,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14132 to 14109. [2025-01-09 19:13:52,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14109 states, 10998 states have (on average 1.3820694671758502) internal successors, (15200), 11128 states have internal predecessors, (15200), 2570 states have call successors, (2570), 541 states have call predecessors, (2570), 540 states have return successors, (2585), 2515 states have call predecessors, (2585), 2569 states have call successors, (2585) [2025-01-09 19:13:52,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14109 states to 14109 states and 20355 transitions. [2025-01-09 19:13:52,963 INFO L78 Accepts]: Start accepts. Automaton has 14109 states and 20355 transitions. Word has length 154 [2025-01-09 19:13:52,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:13:52,964 INFO L471 AbstractCegarLoop]: Abstraction has 14109 states and 20355 transitions. [2025-01-09 19:13:52,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:13:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 14109 states and 20355 transitions. [2025-01-09 19:13:52,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2025-01-09 19:13:52,970 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:13:52,971 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:13:52,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:13:52,972 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:13:52,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:13:52,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1297990195, now seen corresponding path program 1 times [2025-01-09 19:13:52,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:13:52,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564899320] [2025-01-09 19:13:52,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:13:52,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:13:58,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-01-09 19:13:58,839 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-01-09 19:13:58,840 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:13:58,840 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:13:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-01-09 19:13:59,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:13:59,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564899320] [2025-01-09 19:13:59,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564899320] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:13:59,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:13:59,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:13:59,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698358115] [2025-01-09 19:13:59,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:13:59,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:13:59,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:13:59,667 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:13:59,667 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:13:59,667 INFO L87 Difference]: Start difference. First operand 14109 states and 20355 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:14:00,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:14:00,961 INFO L93 Difference]: Finished difference Result 42334 states and 61067 transitions. [2025-01-09 19:14:00,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:14:00,962 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 155 [2025-01-09 19:14:00,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:14:01,133 INFO L225 Difference]: With dead ends: 42334 [2025-01-09 19:14:01,134 INFO L226 Difference]: Without dead ends: 28249 [2025-01-09 19:14:01,210 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:14:01,211 INFO L435 NwaCegarLoop]: 2775 mSDtfsCounter, 2755 mSDsluCounter, 8279 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2756 SdHoareTripleChecker+Valid, 11054 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:14:01,211 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2756 Valid, 11054 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 19:14:01,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28249 states. [2025-01-09 19:14:02,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28249 to 28206. [2025-01-09 19:14:02,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28206 states, 21995 states have (on average 1.3817685837690383) internal successors, (30392), 22251 states have internal predecessors, (30392), 5128 states have call successors, (5128), 1083 states have call predecessors, (5128), 1082 states have return successors, (5159), 5023 states have call predecessors, (5159), 5127 states have call successors, (5159) [2025-01-09 19:14:02,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28206 states to 28206 states and 40679 transitions. [2025-01-09 19:14:02,365 INFO L78 Accepts]: Start accepts. Automaton has 28206 states and 40679 transitions. Word has length 155 [2025-01-09 19:14:02,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:14:02,367 INFO L471 AbstractCegarLoop]: Abstraction has 28206 states and 40679 transitions. [2025-01-09 19:14:02,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:14:02,367 INFO L276 IsEmpty]: Start isEmpty. Operand 28206 states and 40679 transitions. [2025-01-09 19:14:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2025-01-09 19:14:02,374 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:14:02,374 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:14:02,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:14:02,374 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:14:02,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:14:02,376 INFO L85 PathProgramCache]: Analyzing trace with hash 685461008, now seen corresponding path program 1 times [2025-01-09 19:14:02,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:14:02,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435161211] [2025-01-09 19:14:02,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:14:02,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:14:08,017 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 156 statements into 1 equivalence classes. [2025-01-09 19:14:08,109 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 156 of 156 statements. [2025-01-09 19:14:08,110 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:14:08,110 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:14:08,895 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-01-09 19:14:08,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:14:08,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435161211] [2025-01-09 19:14:08,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435161211] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:14:08,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:14:08,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:14:08,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865323383] [2025-01-09 19:14:08,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:14:08,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:14:08,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:14:08,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:14:08,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:14:08,899 INFO L87 Difference]: Start difference. First operand 28206 states and 40679 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:14:10,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:14:10,369 INFO L93 Difference]: Finished difference Result 84448 states and 121756 transitions. [2025-01-09 19:14:10,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:14:10,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 156 [2025-01-09 19:14:10,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:14:10,675 INFO L225 Difference]: With dead ends: 84448 [2025-01-09 19:14:10,675 INFO L226 Difference]: Without dead ends: 56266 [2025-01-09 19:14:10,813 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:14:10,814 INFO L435 NwaCegarLoop]: 2775 mSDtfsCounter, 2756 mSDsluCounter, 8279 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2757 SdHoareTripleChecker+Valid, 11054 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:14:10,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2757 Valid, 11054 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 19:14:10,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56266 states.