./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--3com--3c589_cs.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc 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--3com--3c589_cs.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 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 07:05:09,193 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 07:05:09,252 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 07:05:09,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 07:05:09,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 07:05:09,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 07:05:09,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 07:05:09,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 07:05:09,273 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 07:05:09,273 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 07:05:09,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 07:05:09,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 07:05:09,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 07:05:09,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 07:05:09,273 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 07:05:09,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 07:05:09,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 07:05:09,273 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 07:05:09,274 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 07:05:09,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 07:05:09,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 07:05:09,275 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 07:05:09,275 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 07:05:09,275 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 07:05:09,275 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 07:05:09,275 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 -> 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 [2025-02-06 07:05:09,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 07:05:09,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 07:05:09,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 07:05:09,571 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 07:05:09,571 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 07:05:09,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2025-02-06 07:05:10,842 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f037e80ce/cdafdecd9b4144369b5112d74b3b9096/FLAGe4a47a955 [2025-02-06 07:05:11,301 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 07:05:11,302 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2025-02-06 07:05:11,333 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f037e80ce/cdafdecd9b4144369b5112d74b3b9096/FLAGe4a47a955 [2025-02-06 07:05:11,392 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f037e80ce/cdafdecd9b4144369b5112d74b3b9096 [2025-02-06 07:05:11,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 07:05:11,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 07:05:11,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 07:05:11,396 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 07:05:11,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 07:05:11,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:05:11" (1/1) ... [2025-02-06 07:05:11,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a01f1f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:11, skipping insertion in model container [2025-02-06 07:05:11,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:05:11" (1/1) ... [2025-02-06 07:05:11,477 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 07:05:12,660 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--3com--3c589_cs.ko-entry_point.cil.out.i[239406,239419] [2025-02-06 07:05:12,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 07:05:12,734 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 07:05:12,814 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"); [5698] [2025-02-06 07:05:12,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5705] [2025-02-06 07:05:12,820 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (831), "i" (12UL)); [5838-5839] [2025-02-06 07:05:12,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (43UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5844-5846] [2025-02-06 07:05:12,821 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (836), "i" (12UL)); [5868-5869] [2025-02-06 07:05:12,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5874-5876] [2025-02-06 07:05:12,822 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (841), "i" (12UL)); [5897-5898] [2025-02-06 07:05:12,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5903-5905] [2025-02-06 07:05:12,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5969] [2025-02-06 07:05:12,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5977] [2025-02-06 07:05:12,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5984] [2025-02-06 07:05:12,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5992] [2025-02-06 07:05:12,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [6000] [2025-02-06 07:05:12,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [6007] [2025-02-06 07:05:12,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [6014] [2025-02-06 07:05:12,988 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--3com--3c589_cs.ko-entry_point.cil.out.i[239406,239419] [2025-02-06 07:05:13,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 07:05:13,121 INFO L204 MainTranslator]: Completed translation [2025-02-06 07:05:13,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13 WrapperNode [2025-02-06 07:05:13,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 07:05:13,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 07:05:13,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 07:05:13,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 07:05:13,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,295 INFO L138 Inliner]: procedures = 178, calls = 1239, calls flagged for inlining = 86, calls inlined = 83, statements flattened = 2947 [2025-02-06 07:05:13,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 07:05:13,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 07:05:13,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 07:05:13,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 07:05:13,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,322 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,455 INFO L175 MemorySlicer]: Split 680 memory accesses to 20 slices as follows [2, 4, 70, 25, 35, 1, 4, 410, 5, 5, 16, 6, 3, 8, 6, 21, 4, 3, 48, 4]. 60 percent of accesses are in the largest equivalence class. The 103 initializations are split as follows [2, 4, 0, 25, 0, 0, 0, 5, 0, 5, 16, 6, 3, 8, 4, 21, 0, 0, 0, 4]. The 438 writes are split as follows [0, 0, 60, 0, 30, 0, 0, 294, 4, 0, 0, 0, 0, 0, 0, 0, 2, 0, 48, 0]. [2025-02-06 07:05:13,458 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,458 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,518 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,552 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,577 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 07:05:13,578 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 07:05:13,578 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 07:05:13,578 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 07:05:13,579 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (1/1) ... [2025-02-06 07:05:13,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 07:05:13,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 07:05:13,608 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) [2025-02-06 07:05:13,613 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 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-02-06 07:05:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure el3_config [2025-02-06 07:05:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_config [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 07:05:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 07:05:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 07:05:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 07:05:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 07:05:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 07:05:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-02-06 07:05:13,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-02-06 07:05:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-02-06 07:05:13,631 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-02-06 07:05:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2025-02-06 07:05:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2025-02-06 07:05:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-02-06 07:05:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-02-06 07:05:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-02-06 07:05:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-02-06 07:05:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 07:05:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 07:05:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-02-06 07:05:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-02-06 07:05:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2025-02-06 07:05:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2025-02-06 07:05:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-02-06 07:05:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 07:05:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_reset [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_reset [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2025-02-06 07:05:13,666 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2025-02-06 07:05:13,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_present [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-02-06 07:05:13,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-02-06 07:05:13,667 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure el3_rx [2025-02-06 07:05:13,667 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_rx [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2025-02-06 07:05:13,667 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 07:05:13,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 07:05:13,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-02-06 07:05:13,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-02-06 07:05:13,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-02-06 07:05:13,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_set_xcvr [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_set_xcvr [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_release [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_release [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure el3_get_stats [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_get_stats [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_detach [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_detach [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_wait_for_completion [2025-02-06 07:05:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_wait_for_completion [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-02-06 07:05:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure pop_tx_status [2025-02-06 07:05:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pop_tx_status [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 07:05:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 07:05:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2025-02-06 07:05:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 07:05:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 07:05:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure el3_tx_timeout [2025-02-06 07:05:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_tx_timeout [2025-02-06 07:05:14,191 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 07:05:14,194 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 07:05:14,260 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 07:05:14,299 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5712: havoc constant_test_bit_#t~mem1#1;havoc constant_test_bit_#t~bitwise2#1; [2025-02-06 07:05:14,861 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5921: havoc arch_irqs_disabled_flags_#t~bitwise37#1; [2025-02-06 07:05:14,862 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6798: call ULTIMATE.dealloc(el3_interrupt_~#descriptor~6#1.base, el3_interrupt_~#descriptor~6#1.offset);havoc el3_interrupt_~#descriptor~6#1.base, el3_interrupt_~#descriptor~6#1.offset;call ULTIMATE.dealloc(el3_interrupt_~#descriptor___0~0#1.base, el3_interrupt_~#descriptor___0~0#1.offset);havoc el3_interrupt_~#descriptor___0~0#1.base, el3_interrupt_~#descriptor___0~0#1.offset;call ULTIMATE.dealloc(el3_interrupt_~#descriptor___1~0#1.base, el3_interrupt_~#descriptor___1~0#1.offset);havoc el3_interrupt_~#descriptor___1~0#1.base, el3_interrupt_~#descriptor___1~0#1.offset;call ULTIMATE.dealloc(el3_interrupt_~#descriptor___2~0#1.base, el3_interrupt_~#descriptor___2~0#1.offset);havoc el3_interrupt_~#descriptor___2~0#1.base, el3_interrupt_~#descriptor___2~0#1.offset; [2025-02-06 07:05:14,868 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8288: havoc #t~ret453.base, #t~ret453.offset; [2025-02-06 07:05:15,014 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8282: havoc netif_rx_#t~nondet452#1; [2025-02-06 07:05:15,014 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7139: call ULTIMATE.dealloc(~#descriptor~8#1.base, ~#descriptor~8#1.offset);havoc ~#descriptor~8#1.base, ~#descriptor~8#1.offset;call ULTIMATE.dealloc(~#descriptor___0~1#1.base, ~#descriptor___0~1#1.offset);havoc ~#descriptor___0~1#1.base, ~#descriptor___0~1#1.offset;call ULTIMATE.dealloc(~#descriptor___1~1#1.base, ~#descriptor___1~1#1.offset);havoc ~#descriptor___1~1#1.base, ~#descriptor___1~1#1.offset; [2025-02-06 07:05:15,014 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8235: havoc eth_type_trans_#t~nondet446#1; [2025-02-06 07:05:15,019 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8231: havoc #t~nondet445; [2025-02-06 07:05:15,025 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8327: havoc #t~nondet463; [2025-02-06 07:05:15,031 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8239: havoc #t~nondet447; [2025-02-06 07:05:15,068 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5718: havoc #t~bitwise3; [2025-02-06 07:05:15,072 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8227: havoc #t~nondet444; [2025-02-06 07:05:15,079 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6086: havoc #t~mem60.base, #t~mem60.offset; [2025-02-06 07:05:15,137 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6698: call ULTIMATE.dealloc(~#descriptor~4.base, ~#descriptor~4.offset);havoc ~#descriptor~4.base, ~#descriptor~4.offset; [2025-02-06 07:05:15,299 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6243: call ULTIMATE.dealloc(~#descriptor~1#1.base, ~#descriptor~1#1.offset);havoc ~#descriptor~1#1.base, ~#descriptor~1#1.offset; [2025-02-06 07:05:15,357 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7089: call ULTIMATE.dealloc(~#descriptor~7.base, ~#descriptor~7.offset);havoc ~#descriptor~7.base, ~#descriptor~7.offset; [2025-02-06 07:05:25,708 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8295: havoc pcmcia_enable_device_#t~nondet454#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6644: call ULTIMATE.dealloc(el3_open_~#descriptor~3#1.base, el3_open_~#descriptor~3#1.offset);havoc el3_open_~#descriptor~3#1.base, el3_open_~#descriptor~3#1.offset; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8263: havoc mod_timer_#t~nondet451#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8299: havoc pcmcia_get_tuple_#t~nondet455#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6749: call ULTIMATE.dealloc(el3_start_xmit_~#descriptor~5#1.base, el3_start_xmit_~#descriptor~5#1.offset);havoc el3_start_xmit_~#descriptor~5#1.base, el3_start_xmit_~#descriptor~5#1.offset; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8303: havoc pcmcia_register_driver_#t~nondet456#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8307: havoc pcmcia_request_io_#t~nondet457#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8311: havoc pcmcia_request_irq_#t~nondet458#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7288: call ULTIMATE.dealloc(el3_close_~#descriptor~9#1.base, el3_close_~#descriptor~9#1.offset);havoc el3_close_~#descriptor~9#1.base, el3_close_~#descriptor~9#1.offset; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8213: havoc alloc_etherdev_mqs_#t~ret442#1.base, alloc_etherdev_mqs_#t~ret442#1.offset; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6200: call ULTIMATE.dealloc(tc589_probe_~#descriptor~0#1.base, tc589_probe_~#descriptor~0#1.offset);havoc tc589_probe_~#descriptor~0#1.base, tc589_probe_~#descriptor~0#1.offset;call ULTIMATE.dealloc(tc589_probe_~#__key~0#1.base, tc589_probe_~#__key~0#1.offset);havoc tc589_probe_~#__key~0#1.base, tc589_probe_~#__key~0#1.offset; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8318: havoc register_netdev_#t~nondet459#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8252: havoc ldv_ndo_init_4_#t~nondet448#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8220: havoc del_timer_sync_#t~nondet443#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6274: call ULTIMATE.dealloc(tc589_config_~#ram_split~0#1.base, tc589_config_~#ram_split~0#1.offset);havoc tc589_config_~#ram_split~0#1.base, tc589_config_~#ram_split~0#1.offset;call ULTIMATE.dealloc(tc589_config_~#buf~0#1.base, tc589_config_~#buf~0#1.offset);havoc tc589_config_~#buf~0#1.base, tc589_config_~#buf~0#1.offset;call ULTIMATE.dealloc(tc589_config_~#descriptor~2#1.base, tc589_config_~#descriptor~2#1.offset);havoc tc589_config_~#descriptor~2#1.base, tc589_config_~#descriptor~2#1.offset; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8256: havoc ldv_ndo_uninit_4_#t~nondet449#1; [2025-02-06 07:05:25,709 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7599: call ULTIMATE.dealloc(main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset);havoc main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset; [2025-02-06 07:05:26,013 INFO L? ?]: Removed 958 outVars from TransFormulas that were not future-live. [2025-02-06 07:05:26,014 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 07:05:26,088 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 07:05:26,088 INFO L337 CfgBuilder]: Removed 1 assume(true) statements. [2025-02-06 07:05:26,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:05:26 BoogieIcfgContainer [2025-02-06 07:05:26,089 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 07:05:26,091 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 07:05:26,091 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 07:05:26,094 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 07:05:26,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 07:05:11" (1/3) ... [2025-02-06 07:05:26,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557d0fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 07:05:26, skipping insertion in model container [2025-02-06 07:05:26,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:13" (2/3) ... [2025-02-06 07:05:26,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557d0fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 07:05:26, skipping insertion in model container [2025-02-06 07:05:26,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:05:26" (3/3) ... [2025-02-06 07:05:26,096 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2025-02-06 07:05:26,108 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 07:05:26,111 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i that has 51 procedures, 1078 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2025-02-06 07:05:26,188 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 07:05:26,199 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;@514cbdfd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 07:05:26,200 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 07:05:26,209 INFO L276 IsEmpty]: Start isEmpty. Operand has 1082 states, 757 states have (on average 1.40554821664465) internal successors, (1064), 821 states have internal predecessors, (1064), 269 states have call successors, (269), 50 states have call predecessors, (269), 49 states have return successors, (263), 251 states have call predecessors, (263), 263 states have call successors, (263) [2025-02-06 07:05:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-02-06 07:05:26,243 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:05:26,244 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:05:26,245 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 07:05:26,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:05:26,248 INFO L85 PathProgramCache]: Analyzing trace with hash 2027465950, now seen corresponding path program 1 times [2025-02-06 07:05:26,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:05:26,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695030525] [2025-02-06 07:05:26,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:05:26,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:05:33,090 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-02-06 07:05:33,415 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-02-06 07:05:33,416 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:05:33,416 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:05:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2025-02-06 07:05:33,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:05:33,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695030525] [2025-02-06 07:05:33,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695030525] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 07:05:33,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128121714] [2025-02-06 07:05:33,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:05:33,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 07:05:33,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 07:05:33,893 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) [2025-02-06 07:05:33,894 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 [2025-02-06 07:05:40,857 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-02-06 07:05:41,359 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-02-06 07:05:41,359 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:05:41,359 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:05:41,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 4639 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 07:05:41,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 07:05:41,418 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2025-02-06 07:05:41,421 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 07:05:41,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128121714] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:05:41,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 07:05:41,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-06 07:05:41,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092169329] [2025-02-06 07:05:41,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:05:41,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 07:05:41,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:05:41,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 07:05:41,443 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 07:05:41,447 INFO L87 Difference]: Start difference. First operand has 1082 states, 757 states have (on average 1.40554821664465) internal successors, (1064), 821 states have internal predecessors, (1064), 269 states have call successors, (269), 50 states have call predecessors, (269), 49 states have return successors, (263), 251 states have call predecessors, (263), 263 states have call successors, (263) Second operand has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-06 07:05:41,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:05:41,923 INFO L93 Difference]: Finished difference Result 2159 states and 3218 transitions. [2025-02-06 07:05:41,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 07:05:41,925 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 207 [2025-02-06 07:05:41,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:05:41,938 INFO L225 Difference]: With dead ends: 2159 [2025-02-06 07:05:41,938 INFO L226 Difference]: Without dead ends: 1037 [2025-02-06 07:05:41,946 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 07:05:41,948 INFO L435 NwaCegarLoop]: 1542 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1542 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 07:05:41,948 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1542 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 07:05:41,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1037 states. [2025-02-06 07:05:42,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1037 to 1037. [2025-02-06 07:05:42,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1037 states, 731 states have (on average 1.3844049247606018) internal successors, (1012), 780 states have internal predecessors, (1012), 258 states have call successors, (258), 49 states have call predecessors, (258), 47 states have return successors, (256), 244 states have call predecessors, (256), 256 states have call successors, (256) [2025-02-06 07:05:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1526 transitions. [2025-02-06 07:05:42,023 INFO L78 Accepts]: Start accepts. Automaton has 1037 states and 1526 transitions. Word has length 207 [2025-02-06 07:05:42,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:05:42,023 INFO L471 AbstractCegarLoop]: Abstraction has 1037 states and 1526 transitions. [2025-02-06 07:05:42,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-06 07:05:42,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1526 transitions. [2025-02-06 07:05:42,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-02-06 07:05:42,032 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:05:42,032 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:05:42,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-06 07:05:42,233 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 [2025-02-06 07:05:42,234 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 07:05:42,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:05:42,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1013030598, now seen corresponding path program 1 times [2025-02-06 07:05:42,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:05:42,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581780414] [2025-02-06 07:05:42,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:05:42,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:05:48,269 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-02-06 07:05:48,380 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-02-06 07:05:48,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:05:48,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:05:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2025-02-06 07:05:49,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:05:49,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581780414] [2025-02-06 07:05:49,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581780414] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:05:49,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:05:49,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 07:05:49,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333560294] [2025-02-06 07:05:49,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:05:49,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 07:05:49,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:05:49,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 07:05:49,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-02-06 07:05:49,329 INFO L87 Difference]: Start difference. First operand 1037 states and 1526 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-06 07:05:53,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:06:08,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:06:08,361 INFO L93 Difference]: Finished difference Result 5110 states and 7534 transitions. [2025-02-06 07:06:08,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 07:06:08,362 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 208 [2025-02-06 07:06:08,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:06:08,387 INFO L225 Difference]: With dead ends: 5110 [2025-02-06 07:06:08,388 INFO L226 Difference]: Without dead ends: 4090 [2025-02-06 07:06:08,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-02-06 07:06:08,396 INFO L435 NwaCegarLoop]: 1503 mSDtfsCounter, 5473 mSDsluCounter, 4097 mSDsCounter, 0 mSdLazyCounter, 1235 mSolverCounterSat, 508 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5473 SdHoareTripleChecker+Valid, 5600 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 1235 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2025-02-06 07:06:08,396 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5473 Valid, 5600 Invalid, 1744 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [508 Valid, 1235 Invalid, 1 Unknown, 0 Unchecked, 18.6s Time] [2025-02-06 07:06:08,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4090 states. [2025-02-06 07:06:08,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4090 to 4056. [2025-02-06 07:06:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4056 states, 2859 states have (on average 1.384749912556838) internal successors, (3959), 3052 states have internal predecessors, (3959), 1008 states have call successors, (1008), 190 states have call predecessors, (1008), 188 states have return successors, (1012), 961 states have call predecessors, (1012), 1006 states have call successors, (1012) [2025-02-06 07:06:08,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 4056 states and 5979 transitions. [2025-02-06 07:06:08,592 INFO L78 Accepts]: Start accepts. Automaton has 4056 states and 5979 transitions. Word has length 208 [2025-02-06 07:06:08,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:06:08,593 INFO L471 AbstractCegarLoop]: Abstraction has 4056 states and 5979 transitions. [2025-02-06 07:06:08,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-06 07:06:08,594 INFO L276 IsEmpty]: Start isEmpty. Operand 4056 states and 5979 transitions. [2025-02-06 07:06:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-02-06 07:06:08,601 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:06:08,602 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:06:08,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 07:06:08,602 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 07:06:08,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:06:08,603 INFO L85 PathProgramCache]: Analyzing trace with hash -368747050, now seen corresponding path program 1 times [2025-02-06 07:06:08,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:06:08,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663741442] [2025-02-06 07:06:08,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:06:08,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:06:14,463 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-02-06 07:06:14,558 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-02-06 07:06:14,558 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:06:14,558 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:06:15,416 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2025-02-06 07:06:15,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:06:15,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663741442] [2025-02-06 07:06:15,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663741442] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:06:15,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:06:15,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 07:06:15,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152369325] [2025-02-06 07:06:15,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:06:15,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 07:06:15,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:06:15,417 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 07:06:15,418 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-02-06 07:06:15,418 INFO L87 Difference]: Start difference. First operand 4056 states and 5979 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-06 07:06:19,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:06:35,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:06:35,334 INFO L93 Difference]: Finished difference Result 20200 states and 29799 transitions. [2025-02-06 07:06:35,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 07:06:35,335 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 210 [2025-02-06 07:06:35,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:06:35,431 INFO L225 Difference]: With dead ends: 20200 [2025-02-06 07:06:35,431 INFO L226 Difference]: Without dead ends: 16161 [2025-02-06 07:06:35,462 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-02-06 07:06:35,463 INFO L435 NwaCegarLoop]: 1489 mSDtfsCounter, 5483 mSDsluCounter, 4119 mSDsCounter, 0 mSdLazyCounter, 1235 mSolverCounterSat, 508 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5483 SdHoareTripleChecker+Valid, 5608 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 1235 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2025-02-06 07:06:35,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5483 Valid, 5608 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 1235 Invalid, 1 Unknown, 0 Unchecked, 19.4s Time] [2025-02-06 07:06:35,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16161 states. [2025-02-06 07:06:36,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16161 to 16126. [2025-02-06 07:06:36,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16126 states, 11374 states have (on average 1.3834183224898893) internal successors, (15735), 12134 states have internal predecessors, (15735), 3999 states have call successors, (3999), 754 states have call predecessors, (3999), 752 states have return successors, (4033), 3829 states have call predecessors, (4033), 3997 states have call successors, (4033) [2025-02-06 07:06:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16126 states to 16126 states and 23767 transitions. [2025-02-06 07:06:36,142 INFO L78 Accepts]: Start accepts. Automaton has 16126 states and 23767 transitions. Word has length 210 [2025-02-06 07:06:36,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:06:36,143 INFO L471 AbstractCegarLoop]: Abstraction has 16126 states and 23767 transitions. [2025-02-06 07:06:36,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-06 07:06:36,143 INFO L276 IsEmpty]: Start isEmpty. Operand 16126 states and 23767 transitions. [2025-02-06 07:06:36,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-02-06 07:06:36,148 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:06:36,148 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:06:36,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 07:06:36,149 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 07:06:36,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:06:36,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1731717447, now seen corresponding path program 1 times [2025-02-06 07:06:36,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:06:36,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912504787] [2025-02-06 07:06:36,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:06:36,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms