./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 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 08:58:26,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 08:58:26,938 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 08:58:26,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 08:58:26,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 08:58:26,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 08:58:26,972 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 08:58:26,972 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 08:58:26,973 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 08:58:26,973 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 08:58:26,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 08:58:26,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 08:58:26,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 08:58:26,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 08:58:26,975 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 08:58:26,975 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 08:58:26,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 08:58:26,975 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 08:58:26,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 08:58:26,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 08:58:26,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 08:58:26,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 08:58:26,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 08:58:26,976 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 08:58:26,976 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 08:58:26,976 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 08:58:26,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 08:58:26,976 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 08:58:26,976 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 08:58:26,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 08:58:26,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 08:58:26,977 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 [2025-03-17 08:58:27,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 08:58:27,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 08:58:27,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 08:58:27,233 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 08:58:27,234 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 08:58:27,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2025-03-17 08:58:28,525 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abfffa39b/3adc7cef49504c94b6f3da86b23d689c/FLAG2ae2224b4 [2025-03-17 08:58:28,964 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 08:58:28,966 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2025-03-17 08:58:29,006 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abfffa39b/3adc7cef49504c94b6f3da86b23d689c/FLAG2ae2224b4 [2025-03-17 08:58:29,030 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abfffa39b/3adc7cef49504c94b6f3da86b23d689c [2025-03-17 08:58:29,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 08:58:29,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 08:58:29,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 08:58:29,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 08:58:29,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 08:58:29,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:58:29" (1/1) ... [2025-03-17 08:58:29,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e35fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:29, skipping insertion in model container [2025-03-17 08:58:29,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:58:29" (1/1) ... [2025-03-17 08:58:29,126 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 08:58:30,707 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i[239406,239419] [2025-03-17 08:58:30,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 08:58:30,801 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 08:58:30,904 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] [2025-03-17 08:58:30,906 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] [2025-03-17 08:58:30,915 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] [2025-03-17 08:58:30,918 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] [2025-03-17 08:58:30,920 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] [2025-03-17 08:58:30,920 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] [2025-03-17 08:58:30,920 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] [2025-03-17 08:58:30,922 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] [2025-03-17 08:58:30,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5969] [2025-03-17 08:58:30,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5977] [2025-03-17 08:58:30,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5984] [2025-03-17 08:58:30,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5992] [2025-03-17 08:58:30,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [6000] [2025-03-17 08:58:30,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [6007] [2025-03-17 08:58:30,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [6014] [2025-03-17 08:58:31,081 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i[239406,239419] [2025-03-17 08:58:31,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 08:58:31,217 INFO L204 MainTranslator]: Completed translation [2025-03-17 08:58:31,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31 WrapperNode [2025-03-17 08:58:31,220 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 08:58:31,221 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 08:58:31,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 08:58:31,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 08:58:31,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,441 INFO L138 Inliner]: procedures = 178, calls = 1239, calls flagged for inlining = 86, calls inlined = 83, statements flattened = 2947 [2025-03-17 08:58:31,442 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 08:58:31,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 08:58:31,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 08:58:31,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 08:58:31,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,480 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,627 INFO L175 MemorySlicer]: Split 680 memory accesses to 20 slices as follows [2, 4, 35, 4, 3, 4, 5, 16, 6, 3, 1, 8, 5, 70, 6, 21, 410, 48, 25, 4]. 60 percent of accesses are in the largest equivalence class. The 103 initializations are split as follows [2, 4, 0, 0, 0, 0, 5, 16, 6, 3, 0, 8, 0, 0, 4, 21, 5, 0, 25, 4]. The 438 writes are split as follows [0, 0, 30, 2, 0, 0, 0, 0, 0, 0, 0, 0, 4, 60, 0, 0, 294, 48, 0, 0]. [2025-03-17 08:58:31,628 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,628 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,700 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 08:58:31,782 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 08:58:31,783 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 08:58:31,783 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 08:58:31,784 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (1/1) ... [2025-03-17 08:58:31,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 08:58:31,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 08:58:31,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 08:58:31,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 08:58:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 08:58:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 08:58:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 08:58:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 08:58:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 08:58:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 08:58:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-17 08:58:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure el3_config [2025-03-17 08:58:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_config [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-17 08:58:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-17 08:58:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-17 08:58:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-17 08:58:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-03-17 08:58:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-03-17 08:58:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2025-03-17 08:58:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2025-03-17 08:58:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-17 08:58:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-17 08:58:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-03-17 08:58:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-03-17 08:58:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-17 08:58:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-17 08:58:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-17 08:58:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-17 08:58:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2025-03-17 08:58:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2025-03-17 08:58:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-17 08:58:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-17 08:58:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 08:58:31,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 08:58:31,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 08:58:31,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 08:58:31,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-17 08:58:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2025-03-17 08:58:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-17 08:58:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-17 08:58:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2025-03-17 08:58:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2025-03-17 08:58:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-17 08:58:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-17 08:58:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-17 08:58:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-17 08:58:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 08:58:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 08:58:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-17 08:58:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_reset [2025-03-17 08:58:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_reset [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2025-03-17 08:58:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2025-03-17 08:58:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_present [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-03-17 08:58:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 08:58:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-03-17 08:58:31,886 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure el3_rx [2025-03-17 08:58:31,886 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_rx [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2025-03-17 08:58:31,886 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 08:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 08:58:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 08:58:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_set_xcvr [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_set_xcvr [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_release [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_release [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure el3_get_stats [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_get_stats [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_detach [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_detach [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_wait_for_completion [2025-03-17 08:58:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_wait_for_completion [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 08:58:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2025-03-17 08:58:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-17 08:58:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-03-17 08:58:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2025-03-17 08:58:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-03-17 08:58:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2025-03-17 08:58:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2025-03-17 08:58:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-17 08:58:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-17 08:58:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-03-17 08:58:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-03-17 08:58:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-17 08:58:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-03-17 08:58:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure pop_tx_status [2025-03-17 08:58:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure pop_tx_status [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-17 08:58:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2025-03-17 08:58:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 08:58:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 08:58:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure el3_tx_timeout [2025-03-17 08:58:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_tx_timeout [2025-03-17 08:58:32,472 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 08:58:32,476 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 08:58:32,567 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-17 08:58:32,612 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5712: havoc constant_test_bit_#t~mem1#1;havoc constant_test_bit_#t~bitwise2#1; [2025-03-17 08:58:33,225 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5921: havoc arch_irqs_disabled_flags_#t~bitwise37#1; [2025-03-17 08:58:33,225 INFO L1322 $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; [2025-03-17 08:58:33,229 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8288: havoc #t~ret453.base, #t~ret453.offset; [2025-03-17 08:58:33,414 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8282: havoc netif_rx_#t~nondet452#1; [2025-03-17 08:58:33,414 INFO L1322 $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; [2025-03-17 08:58:33,414 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8235: havoc eth_type_trans_#t~nondet446#1; [2025-03-17 08:58:33,417 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8231: havoc #t~nondet445; [2025-03-17 08:58:33,423 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8327: havoc #t~nondet463; [2025-03-17 08:58:33,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8239: havoc #t~nondet447; [2025-03-17 08:58:33,475 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5718: havoc #t~bitwise3; [2025-03-17 08:58:33,480 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8227: havoc #t~nondet444; [2025-03-17 08:58:33,488 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6086: havoc #t~mem60.base, #t~mem60.offset; [2025-03-17 08:58:33,553 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6698: call ULTIMATE.dealloc(~#descriptor~4.base, ~#descriptor~4.offset);havoc ~#descriptor~4.base, ~#descriptor~4.offset; [2025-03-17 08:58:33,733 INFO L1322 $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; [2025-03-17 08:58:33,835 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7089: call ULTIMATE.dealloc(~#descriptor~7.base, ~#descriptor~7.offset);havoc ~#descriptor~7.base, ~#descriptor~7.offset; [2025-03-17 08:58:43,811 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8295: havoc pcmcia_enable_device_#t~nondet454#1; [2025-03-17 08:58:43,812 INFO L1322 $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; [2025-03-17 08:58:43,812 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8263: havoc mod_timer_#t~nondet451#1; [2025-03-17 08:58:43,812 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8299: havoc pcmcia_get_tuple_#t~nondet455#1; [2025-03-17 08:58:43,812 INFO L1322 $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; [2025-03-17 08:58:43,812 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8303: havoc pcmcia_register_driver_#t~nondet456#1; [2025-03-17 08:58:43,812 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8307: havoc pcmcia_request_io_#t~nondet457#1; [2025-03-17 08:58:43,812 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8311: havoc pcmcia_request_irq_#t~nondet458#1; [2025-03-17 08:58:43,812 INFO L1322 $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; [2025-03-17 08:58:43,812 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8213: havoc alloc_etherdev_mqs_#t~ret442#1.base, alloc_etherdev_mqs_#t~ret442#1.offset; [2025-03-17 08:58:43,812 INFO L1322 $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; [2025-03-17 08:58:43,813 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8318: havoc register_netdev_#t~nondet459#1; [2025-03-17 08:58:43,813 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8252: havoc ldv_ndo_init_4_#t~nondet448#1; [2025-03-17 08:58:43,813 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8220: havoc del_timer_sync_#t~nondet443#1; [2025-03-17 08:58:43,813 INFO L1322 $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; [2025-03-17 08:58:43,813 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8256: havoc ldv_ndo_uninit_4_#t~nondet449#1; [2025-03-17 08:58:43,813 INFO L1322 $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; [2025-03-17 08:58:44,174 INFO L? ?]: Removed 773 outVars from TransFormulas that were not future-live. [2025-03-17 08:58:44,175 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 08:58:44,232 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 08:58:44,236 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-17 08:58:44,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:58:44 BoogieIcfgContainer [2025-03-17 08:58:44,237 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 08:58:44,238 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 08:58:44,239 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 08:58:44,242 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 08:58:44,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 08:58:29" (1/3) ... [2025-03-17 08:58:44,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f431916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 08:58:44, skipping insertion in model container [2025-03-17 08:58:44,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:58:31" (2/3) ... [2025-03-17 08:58:44,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f431916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 08:58:44, skipping insertion in model container [2025-03-17 08:58:44,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:58:44" (3/3) ... [2025-03-17 08:58:44,246 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 [2025-03-17 08:58:44,258 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 08:58:44,261 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, 1020 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2025-03-17 08:58:44,337 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 08:58:44,347 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;@5984c285, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 08:58:44,348 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 08:58:44,358 INFO L276 IsEmpty]: Start isEmpty. Operand has 1019 states, 699 states have (on average 1.4391988555078683) internal successors, (1006), 758 states have internal predecessors, (1006), 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) [2025-03-17 08:58:44,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2025-03-17 08:58:44,399 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:58:44,400 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] [2025-03-17 08:58:44,402 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:58:44,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:58:44,406 INFO L85 PathProgramCache]: Analyzing trace with hash -352249976, now seen corresponding path program 1 times [2025-03-17 08:58:44,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:58:44,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613169818] [2025-03-17 08:58:44,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:58:44,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:58:50,848 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-17 08:58:51,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-17 08:58:51,172 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:58:51,172 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:58:51,650 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2025-03-17 08:58:51,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:58:51,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613169818] [2025-03-17 08:58:51,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613169818] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 08:58:51,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1352578717] [2025-03-17 08:58:51,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:58:51,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 08:58:51,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 08:58:51,654 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 08:58:51,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 08:58:58,198 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-17 08:58:58,715 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-17 08:58:58,715 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:58:58,715 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:58:58,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 4620 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 08:58:58,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 08:58:58,800 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2025-03-17 08:58:58,800 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 08:58:58,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1352578717] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:58:58,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 08:58:58,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 08:58:58,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513356392] [2025-03-17 08:58:58,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:58:58,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 08:58:58,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:58:58,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 08:58:58,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 08:58:58,827 INFO L87 Difference]: Start difference. First operand has 1019 states, 699 states have (on average 1.4391988555078683) internal successors, (1006), 758 states have internal predecessors, (1006), 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 45.0) internal successors, (90), 2 states have internal predecessors, (90), 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) [2025-03-17 08:58:59,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 08:58:59,330 INFO L93 Difference]: Finished difference Result 2034 states and 3105 transitions. [2025-03-17 08:58:59,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 08:58:59,332 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 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 199 [2025-03-17 08:58:59,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 08:58:59,355 INFO L225 Difference]: With dead ends: 2034 [2025-03-17 08:58:59,355 INFO L226 Difference]: Without dead ends: 1003 [2025-03-17 08:58:59,365 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 08:58:59,369 INFO L435 NwaCegarLoop]: 1484 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, 1484 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 [2025-03-17 08:58:59,371 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1484 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-17 08:58:59,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1003 states. [2025-03-17 08:58:59,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1003 to 1003. [2025-03-17 08:58:59,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1003 states, 691 states have (on average 1.4182344428364688) internal successors, (980), 742 states have internal predecessors, (980), 263 states have call successors, (263), 49 states have call predecessors, (263), 48 states have return successors, (262), 250 states have call predecessors, (262), 262 states have call successors, (262) [2025-03-17 08:58:59,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 1003 states and 1505 transitions. [2025-03-17 08:58:59,453 INFO L78 Accepts]: Start accepts. Automaton has 1003 states and 1505 transitions. Word has length 199 [2025-03-17 08:58:59,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 08:58:59,454 INFO L471 AbstractCegarLoop]: Abstraction has 1003 states and 1505 transitions. [2025-03-17 08:58:59,454 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 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) [2025-03-17 08:58:59,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1505 transitions. [2025-03-17 08:58:59,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-03-17 08:58:59,464 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:58:59,464 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] [2025-03-17 08:58:59,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-17 08:58:59,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-17 08:58:59,665 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:58:59,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:58:59,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1265563663, now seen corresponding path program 1 times [2025-03-17 08:58:59,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:58:59,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337050119] [2025-03-17 08:58:59,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:58:59,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:59:05,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-03-17 08:59:05,894 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-03-17 08:59:05,895 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:59:05,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:59:06,698 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2025-03-17 08:59:06,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:59:06,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337050119] [2025-03-17 08:59:06,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337050119] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:59:06,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 08:59:06,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 08:59:06,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536489477] [2025-03-17 08:59:06,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:59:06,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 08:59:06,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:59:06,701 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 08:59:06,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-17 08:59:06,701 INFO L87 Difference]: Start difference. First operand 1003 states and 1505 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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) [2025-03-17 08:59:10,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 08:59:19,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 08:59:19,950 INFO L93 Difference]: Finished difference Result 3972 states and 5964 transitions. [2025-03-17 08:59:19,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 08:59:19,950 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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 197 [2025-03-17 08:59:19,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 08:59:19,974 INFO L225 Difference]: With dead ends: 3972 [2025-03-17 08:59:19,974 INFO L226 Difference]: Without dead ends: 2981 [2025-03-17 08:59:19,982 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-17 08:59:19,984 INFO L435 NwaCegarLoop]: 1481 mSDtfsCounter, 2968 mSDsluCounter, 3089 mSDsCounter, 0 mSdLazyCounter, 699 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2968 SdHoareTripleChecker+Valid, 4570 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 699 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2025-03-17 08:59:19,984 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2968 Valid, 4570 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 699 Invalid, 1 Unknown, 0 Unchecked, 13.0s Time] [2025-03-17 08:59:19,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2981 states. [2025-03-17 08:59:20,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2981 to 2975. [2025-03-17 08:59:20,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2975 states, 2055 states have (on average 1.4175182481751825) internal successors, (2913), 2206 states have internal predecessors, (2913), 775 states have call successors, (775), 145 states have call predecessors, (775), 144 states have return successors, (778), 740 states have call predecessors, (778), 774 states have call successors, (778) [2025-03-17 08:59:20,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 2975 states and 4466 transitions. [2025-03-17 08:59:20,177 INFO L78 Accepts]: Start accepts. Automaton has 2975 states and 4466 transitions. Word has length 197 [2025-03-17 08:59:20,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 08:59:20,178 INFO L471 AbstractCegarLoop]: Abstraction has 2975 states and 4466 transitions. [2025-03-17 08:59:20,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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) [2025-03-17 08:59:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 4466 transitions. [2025-03-17 08:59:20,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2025-03-17 08:59:20,189 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:59:20,189 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] [2025-03-17 08:59:20,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 08:59:20,190 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:59:20,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:59:20,190 INFO L85 PathProgramCache]: Analyzing trace with hash -285786611, now seen corresponding path program 1 times [2025-03-17 08:59:20,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:59:20,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993474132] [2025-03-17 08:59:20,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:59:20,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:59:26,028 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-17 08:59:26,157 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-17 08:59:26,158 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:59:26,158 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:59:27,186 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2025-03-17 08:59:27,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:59:27,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993474132] [2025-03-17 08:59:27,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993474132] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:59:27,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 08:59:27,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 08:59:27,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660251298] [2025-03-17 08:59:27,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:59:27,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 08:59:27,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:59:27,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 08:59:27,189 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-17 08:59:27,189 INFO L87 Difference]: Start difference. First operand 2975 states and 4466 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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) [2025-03-17 08:59:31,254 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 [] [2025-03-17 08:59:42,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 08:59:42,184 INFO L93 Difference]: Finished difference Result 11858 states and 17810 transitions. [2025-03-17 08:59:42,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 08:59:42,185 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 199 [2025-03-17 08:59:42,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 08:59:42,244 INFO L225 Difference]: With dead ends: 11858 [2025-03-17 08:59:42,244 INFO L226 Difference]: Without dead ends: 8895 [2025-03-17 08:59:42,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-17 08:59:42,266 INFO L435 NwaCegarLoop]: 1467 mSDtfsCounter, 3919 mSDsluCounter, 2356 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 517 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3919 SdHoareTripleChecker+Valid, 3823 SdHoareTripleChecker+Invalid, 1201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 517 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2025-03-17 08:59:42,267 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3919 Valid, 3823 Invalid, 1201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [517 Valid, 683 Invalid, 1 Unknown, 0 Unchecked, 14.6s Time] [2025-03-17 08:59:42,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8895 states. [2025-03-17 08:59:42,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8895 to 8889. [2025-03-17 08:59:42,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8889 states, 6149 states have (on average 1.4161652301187184) internal successors, (8708), 6596 states have internal predecessors, (8708), 2307 states have call successors, (2307), 433 states have call predecessors, (2307), 432 states have return successors, (2326), 2210 states have call predecessors, (2326), 2306 states have call successors, (2326) [2025-03-17 08:59:42,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8889 states to 8889 states and 13341 transitions. [2025-03-17 08:59:42,651 INFO L78 Accepts]: Start accepts. Automaton has 8889 states and 13341 transitions. Word has length 199 [2025-03-17 08:59:42,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 08:59:42,652 INFO L471 AbstractCegarLoop]: Abstraction has 8889 states and 13341 transitions. [2025-03-17 08:59:42,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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) [2025-03-17 08:59:42,653 INFO L276 IsEmpty]: Start isEmpty. Operand 8889 states and 13341 transitions. [2025-03-17 08:59:42,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-17 08:59:42,659 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 08:59:42,659 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] [2025-03-17 08:59:42,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 08:59:42,659 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 08:59:42,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 08:59:42,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1796627536, now seen corresponding path program 1 times [2025-03-17 08:59:42,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 08:59:42,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155854092] [2025-03-17 08:59:42,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 08:59:42,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 08:59:48,334 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-17 08:59:48,460 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-17 08:59:48,461 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 08:59:48,461 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 08:59:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2025-03-17 08:59:49,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 08:59:49,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155854092] [2025-03-17 08:59:49,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155854092] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 08:59:49,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 08:59:49,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 08:59:49,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856827103] [2025-03-17 08:59:49,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 08:59:49,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 08:59:49,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 08:59:49,322 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 08:59:49,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-17 08:59:49,322 INFO L87 Difference]: Start difference. First operand 8889 states and 13341 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 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) [2025-03-17 08:59:53,372 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 []