./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 05:29:23,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 05:29:23,911 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 05:29:23,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 05:29:23,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 05:29:23,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 05:29:23,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 05:29:23,939 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 05:29:23,939 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 05:29:23,939 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 05:29:23,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 05:29:23,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 05:29:23,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 05:29:23,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 05:29:23,941 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 05:29:23,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 05:29:23,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 05:29:23,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 05:29:23,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 05:29:23,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 05:29:23,942 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:29:23,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 05:29:23,942 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 05:29:23,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 05:29:23,943 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 05:29:23,943 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 05:29:23,943 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 05:29:23,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 05:29:23,943 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2025-02-06 05:29:24,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 05:29:24,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 05:29:24,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 05:29:24,199 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 05:29:24,199 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 05:29:24,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2025-02-06 05:29:25,363 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0df913a4/c7e0baae4f6b48eb8449d5b150a5a146/FLAGc6b6e09c5 [2025-02-06 05:29:25,849 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 05:29:25,850 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2025-02-06 05:29:25,894 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0df913a4/c7e0baae4f6b48eb8449d5b150a5a146/FLAGc6b6e09c5 [2025-02-06 05:29:25,939 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0df913a4/c7e0baae4f6b48eb8449d5b150a5a146 [2025-02-06 05:29:25,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 05:29:25,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 05:29:25,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 05:29:25,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 05:29:25,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 05:29:25,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:29:25" (1/1) ... [2025-02-06 05:29:25,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0360b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:25, skipping insertion in model container [2025-02-06 05:29:25,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:29:25" (1/1) ... [2025-02-06 05:29:26,017 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 05:29:26,937 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2025-02-06 05:29:26,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:29:27,019 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 05:29:27,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4501] [2025-02-06 05:29:27,107 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4508] [2025-02-06 05:29:27,107 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4515-4516] [2025-02-06 05:29:27,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4523-4524] [2025-02-06 05:29:27,109 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 *)"/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (853), "i" (12UL)); [4560-4561] [2025-02-06 05:29:27,110 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4566-4568] [2025-02-06 05:29:27,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [4616] [2025-02-06 05:29:27,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [4623] [2025-02-06 05:29:27,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4630] [2025-02-06 05:29:27,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [4637] [2025-02-06 05:29:27,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [4644] [2025-02-06 05:29:27,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4651] [2025-02-06 05:29:27,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4692] [2025-02-06 05:29:27,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4699] [2025-02-06 05:29:27,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [4706] [2025-02-06 05:29:27,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4713] [2025-02-06 05:29:27,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4720] [2025-02-06 05:29:27,269 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2025-02-06 05:29:27,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:29:27,389 INFO L204 MainTranslator]: Completed translation [2025-02-06 05:29:27,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27 WrapperNode [2025-02-06 05:29:27,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 05:29:27,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 05:29:27,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 05:29:27,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 05:29:27,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,541 INFO L138 Inliner]: procedures = 200, calls = 1603, calls flagged for inlining = 99, calls inlined = 85, statements flattened = 3643 [2025-02-06 05:29:27,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 05:29:27,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 05:29:27,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 05:29:27,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 05:29:27,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,573 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,748 INFO L175 MemorySlicer]: Split 814 memory accesses to 18 slices as follows [2, 3, 8, 5, 1, 8, 33, 5, 36, 34, 469, 1, 53, 8, 40, 93, 7, 8]. 58 percent of accesses are in the largest equivalence class. The 123 initializations are split as follows [2, 1, 8, 5, 0, 8, 32, 5, 0, 32, 14, 1, 0, 7, 0, 0, 0, 8]. The 293 writes are split as follows [0, 1, 0, 0, 0, 0, 0, 0, 8, 2, 188, 0, 3, 0, 40, 51, 0, 0]. [2025-02-06 05:29:27,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,837 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,842 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 05:29:27,886 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 05:29:27,887 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 05:29:27,887 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 05:29:27,888 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (1/1) ... [2025-02-06 05:29:27,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:29:27,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:29:27,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 05:29:27,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 05:29:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 05:29:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 05:29:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 05:29:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 05:29:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 05:29:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 05:29:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-02-06 05:29:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 05:29:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-02-06 05:29:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-02-06 05:29:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-02-06 05:29:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 05:29:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2025-02-06 05:29:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-02-06 05:29:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-02-06 05:29:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-02-06 05:29:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2025-02-06 05:29:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-02-06 05:29:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2025-02-06 05:29:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-02-06 05:29:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-02-06 05:29:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-02-06 05:29:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 05:29:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2025-02-06 05:29:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2025-02-06 05:29:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-02-06 05:29:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2025-02-06 05:29:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-02-06 05:29:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-02-06 05:29:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2025-02-06 05:29:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2025-02-06 05:29:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-02-06 05:29:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-02-06 05:29:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-02-06 05:29:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-02-06 05:29:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2025-02-06 05:29:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2025-02-06 05:29:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-02-06 05:29:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-02-06 05:29:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2025-02-06 05:29:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2025-02-06 05:29:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-02-06 05:29:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-02-06 05:29:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2025-02-06 05:29:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2025-02-06 05:29:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2025-02-06 05:29:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2025-02-06 05:29:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 05:29:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 05:29:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 05:29:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 05:29:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 05:29:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2025-02-06 05:29:27,942 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2025-02-06 05:29:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-02-06 05:29:27,943 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-02-06 05:29:27,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 05:29:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-02-06 05:29:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2025-02-06 05:29:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-02-06 05:29:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-02-06 05:29:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 05:29:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 05:29:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 05:29:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 05:29:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 05:29:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-02-06 05:29:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2025-02-06 05:29:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2025-02-06 05:29:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2025-02-06 05:29:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2025-02-06 05:29:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2025-02-06 05:29:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2025-02-06 05:29:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2025-02-06 05:29:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2025-02-06 05:29:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-02-06 05:29:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-02-06 05:29:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-02-06 05:29:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-02-06 05:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2025-02-06 05:29:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 05:29:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-02-06 05:29:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-02-06 05:29:28,504 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 05:29:28,508 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 05:29:28,945 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8174: havoc netpoll_trap_#t~nondet894#1; [2025-02-06 05:29:28,976 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4531: havoc constant_test_bit_#t~mem1#1;havoc constant_test_bit_#t~bitwise2#1; [2025-02-06 05:29:29,395 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8170: havoc #t~nondet893; [2025-02-06 05:29:29,400 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8141: havoc ioremap_nocache_#t~ret890#1.base, ioremap_nocache_#t~ret890#1.offset; [2025-02-06 05:29:29,411 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8206: havoc #t~nondet899; [2025-02-06 05:29:29,413 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8092: havoc #t~nondet882; [2025-02-06 05:29:29,434 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5058: havoc #t~mem123.base, #t~mem123.offset; [2025-02-06 05:29:29,443 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8084: havoc #t~nondet880; [2025-02-06 05:29:29,451 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4816: havoc #t~mem76.base, #t~mem76.offset; [2025-02-06 05:29:29,492 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8218: havoc schedule_timeout_uninterruptible_#t~nondet902#1; [2025-02-06 05:29:29,500 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8088: havoc _copy_to_user_#t~nondet881#1; [2025-02-06 05:29:29,563 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8182: havoc pci_bus_write_config_byte_#t~nondet896#1; [2025-02-06 05:29:29,563 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8178: havoc pci_bus_read_config_byte_#t~nondet895#1; [2025-02-06 05:29:29,563 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5354: call ULTIMATE.dealloc(~#interrupt_line_register~0#1.base, ~#interrupt_line_register~0#1.offset);havoc ~#interrupt_line_register~0#1.base, ~#interrupt_line_register~0#1.offset; [2025-02-06 05:29:29,573 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint fst_process_rx_statusFINAL: assume true; [2025-02-06 05:29:29,595 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8134: havoc #t~nondet888; [2025-02-06 05:29:35,469 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6776: call ULTIMATE.dealloc(fst_get_iface_~#sync~1#1.base, fst_get_iface_~#sync~1#1.offset);havoc fst_get_iface_~#sync~1#1.base, fst_get_iface_~#sync~1#1.offset; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8098: havoc alloc_hdlcdev_#t~ret883#1.base, alloc_hdlcdev_#t~ret883#1.offset; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912: assume false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912: assume !false;call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset);havoc fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset);havoc fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7441: call ULTIMATE.dealloc(fst_add_one_~#__key~0#1.base, fst_add_one_~#__key~0#1.offset);havoc fst_add_one_~#__key~0#1.base, fst_add_one_~#__key~0#1.offset; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8102: havoc capable_#t~nondet884#1; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7052: assume false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7052: assume !false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6656: call ULTIMATE.dealloc(fst_set_iface_~#sync~0#1.base, fst_set_iface_~#sync~0#1.offset);havoc fst_set_iface_~#sync~0#1.base, fst_set_iface_~#sync~0#1.offset; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7853: assume false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7853: assume !false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8121: havoc dev_set_drvdata_#t~nondet887#1; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6800: assume false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6800: assume !false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8189: havoc pci_enable_device_#t~nondet897#1; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8196: havoc pci_request_regions_#t~nondet898#1; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6349: assume false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6349: assume !false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8067: havoc __kmalloc_#t~ret878#1.base, __kmalloc_#t~ret878#1.offset; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8138: havoc hdlc_open_#t~nondet889#1; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6751: assume false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6751: assume !false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8074: havoc __pci_register_driver_#t~nondet879#1; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8210: havoc register_netdev_#t~nondet900#1; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8214: havoc request_threaded_irq_#t~nondet901#1; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6699: assume false; [2025-02-06 05:29:35,470 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6699: assume !false; [2025-02-06 05:29:35,471 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8154: havoc ldv_undefined_int_#t~nondet891#1; [2025-02-06 05:29:35,471 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8157: havoc memdup_user_#t~ret892#1.base, memdup_user_#t~ret892#1.offset; [2025-02-06 05:29:35,471 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7762: call ULTIMATE.dealloc(fst_init_~#__key~1#1.base, fst_init_~#__key~1#1.offset);havoc fst_init_~#__key~1#1.base, fst_init_~#__key~1#1.offset; [2025-02-06 05:29:35,846 INFO L? ?]: Removed 1464 outVars from TransFormulas that were not future-live. [2025-02-06 05:29:35,846 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 05:29:35,891 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 05:29:35,891 INFO L337 CfgBuilder]: Removed 1 assume(true) statements. [2025-02-06 05:29:35,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:29:35 BoogieIcfgContainer [2025-02-06 05:29:35,896 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 05:29:35,897 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 05:29:35,897 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 05:29:35,904 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 05:29:35,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 05:29:25" (1/3) ... [2025-02-06 05:29:35,904 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44de9bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:29:35, skipping insertion in model container [2025-02-06 05:29:35,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:29:27" (2/3) ... [2025-02-06 05:29:35,904 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44de9bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:29:35, skipping insertion in model container [2025-02-06 05:29:35,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:29:35" (3/3) ... [2025-02-06 05:29:35,905 INFO L128 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2025-02-06 05:29:35,916 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 05:29:35,918 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i that has 75 procedures, 1263 locations, 1 initial locations, 37 loop locations, and 1 error locations. [2025-02-06 05:29:35,984 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 05:29:35,991 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;@27339b78, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 05:29:35,991 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 05:29:35,996 INFO L276 IsEmpty]: Start isEmpty. Operand has 1178 states, 834 states have (on average 1.303357314148681) internal successors, (1087), 843 states have internal predecessors, (1087), 284 states have call successors, (284), 57 states have call predecessors, (284), 56 states have return successors, (283), 283 states have call predecessors, (283), 283 states have call successors, (283) [2025-02-06 05:29:35,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2025-02-06 05:29:35,999 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:29:36,000 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:29:36,000 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:29:36,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:29:36,003 INFO L85 PathProgramCache]: Analyzing trace with hash -278295449, now seen corresponding path program 1 times [2025-02-06 05:29:36,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:29:36,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421271858] [2025-02-06 05:29:36,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:29:36,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:29:37,779 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-02-06 05:29:37,961 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-02-06 05:29:37,962 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:29:37,962 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:38,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:29:38,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:29:38,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421271858] [2025-02-06 05:29:38,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421271858] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:29:38,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:29:38,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 05:29:38,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171728130] [2025-02-06 05:29:38,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:29:38,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 05:29:38,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:29:38,392 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 05:29:38,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 05:29:38,397 INFO L87 Difference]: Start difference. First operand has 1178 states, 834 states have (on average 1.303357314148681) internal successors, (1087), 843 states have internal predecessors, (1087), 284 states have call successors, (284), 57 states have call predecessors, (284), 56 states have return successors, (283), 283 states have call predecessors, (283), 283 states have call successors, (283) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 05:29:38,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:29:38,822 INFO L93 Difference]: Finished difference Result 2345 states and 3308 transitions. [2025-02-06 05:29:38,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 05:29:38,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2025-02-06 05:29:38,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:29:38,839 INFO L225 Difference]: With dead ends: 2345 [2025-02-06 05:29:38,839 INFO L226 Difference]: Without dead ends: 1126 [2025-02-06 05:29:38,849 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 05:29:38,853 INFO L435 NwaCegarLoop]: 1620 mSDtfsCounter, 1 mSDsluCounter, 1617 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3237 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 05:29:38,854 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3237 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 05:29:38,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1126 states. [2025-02-06 05:29:38,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1126 to 1125. [2025-02-06 05:29:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1125 states, 801 states have (on average 1.2983770287141074) internal successors, (1040), 807 states have internal predecessors, (1040), 273 states have call successors, (273), 51 states have call predecessors, (273), 50 states have return successors, (271), 271 states have call predecessors, (271), 271 states have call successors, (271) [2025-02-06 05:29:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 1125 states and 1584 transitions. [2025-02-06 05:29:38,958 INFO L78 Accepts]: Start accepts. Automaton has 1125 states and 1584 transitions. Word has length 21 [2025-02-06 05:29:38,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:29:38,959 INFO L471 AbstractCegarLoop]: Abstraction has 1125 states and 1584 transitions. [2025-02-06 05:29:38,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 05:29:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1584 transitions. [2025-02-06 05:29:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2025-02-06 05:29:38,960 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:29:38,960 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:29:38,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 05:29:38,960 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:29:38,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:29:38,961 INFO L85 PathProgramCache]: Analyzing trace with hash -2057726935, now seen corresponding path program 1 times [2025-02-06 05:29:38,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:29:38,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748529432] [2025-02-06 05:29:38,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:29:38,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:29:40,428 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-02-06 05:29:40,480 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-02-06 05:29:40,480 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:29:40,480 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:40,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:29:40,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:29:40,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748529432] [2025-02-06 05:29:40,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748529432] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:29:40,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [765757144] [2025-02-06 05:29:40,823 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:29:40,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:29:40,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:29:40,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 05:29:40,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-06 05:29:42,509 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-02-06 05:29:42,694 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-02-06 05:29:42,695 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:29:42,695 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:42,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 1977 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 05:29:42,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 05:29:42,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-06 05:29:42,967 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 05:29:42,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [765757144] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:29:42,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 05:29:42,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-02-06 05:29:42,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042276054] [2025-02-06 05:29:42,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:29:42,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 05:29:42,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:29:42,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 05:29:42,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 05:29:42,969 INFO L87 Difference]: Start difference. First operand 1125 states and 1584 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 05:29:43,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:29:43,370 INFO L93 Difference]: Finished difference Result 3347 states and 4718 transitions. [2025-02-06 05:29:43,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 05:29:43,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2025-02-06 05:29:43,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:29:43,382 INFO L225 Difference]: With dead ends: 3347 [2025-02-06 05:29:43,382 INFO L226 Difference]: Without dead ends: 2228 [2025-02-06 05:29:43,386 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 05:29:43,387 INFO L435 NwaCegarLoop]: 1954 mSDtfsCounter, 1558 mSDsluCounter, 1543 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1558 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 05:29:43,387 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1558 Valid, 3497 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 05:29:43,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2025-02-06 05:29:43,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 2225. [2025-02-06 05:29:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2225 states, 1583 states have (on average 1.2969046114971572) internal successors, (2053), 1594 states have internal predecessors, (2053), 541 states have call successors, (541), 101 states have call predecessors, (541), 100 states have return successors, (539), 539 states have call predecessors, (539), 539 states have call successors, (539) [2025-02-06 05:29:43,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 2225 states and 3133 transitions. [2025-02-06 05:29:43,470 INFO L78 Accepts]: Start accepts. Automaton has 2225 states and 3133 transitions. Word has length 23 [2025-02-06 05:29:43,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:29:43,470 INFO L471 AbstractCegarLoop]: Abstraction has 2225 states and 3133 transitions. [2025-02-06 05:29:43,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 05:29:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 3133 transitions. [2025-02-06 05:29:43,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2025-02-06 05:29:43,472 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:29:43,472 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:29:43,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-06 05:29:43,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:29:43,677 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:29:43,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:29:43,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1274479784, now seen corresponding path program 1 times [2025-02-06 05:29:43,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:29:43,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134529516] [2025-02-06 05:29:43,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:29:43,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:29:45,079 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-02-06 05:29:45,139 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-02-06 05:29:45,140 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:29:45,140 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:45,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:29:45,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:29:45,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134529516] [2025-02-06 05:29:45,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134529516] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:29:45,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [294930350] [2025-02-06 05:29:45,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:29:45,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:29:45,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:29:45,460 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 05:29:45,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-06 05:29:47,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-02-06 05:29:47,519 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-02-06 05:29:47,519 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:29:47,519 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:47,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 2107 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 05:29:47,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 05:29:47,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:29:47,614 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 05:29:47,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:29:47,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [294930350] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 05:29:47,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 05:29:47,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-02-06 05:29:47,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177428421] [2025-02-06 05:29:47,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 05:29:47,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 05:29:47,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:29:47,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 05:29:47,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 05:29:47,836 INFO L87 Difference]: Start difference. First operand 2225 states and 3133 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2025-02-06 05:29:48,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:29:48,240 INFO L93 Difference]: Finished difference Result 4450 states and 6268 transitions. [2025-02-06 05:29:48,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 05:29:48,241 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 43 [2025-02-06 05:29:48,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:29:48,251 INFO L225 Difference]: With dead ends: 4450 [2025-02-06 05:29:48,251 INFO L226 Difference]: Without dead ends: 2231 [2025-02-06 05:29:48,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 05:29:48,257 INFO L435 NwaCegarLoop]: 1561 mSDtfsCounter, 2 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3119 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 05:29:48,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3119 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 05:29:48,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2025-02-06 05:29:48,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 2231. [2025-02-06 05:29:48,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2231 states, 1589 states have (on average 1.2957835116425425) internal successors, (2059), 1600 states have internal predecessors, (2059), 541 states have call successors, (541), 101 states have call predecessors, (541), 100 states have return successors, (539), 539 states have call predecessors, (539), 539 states have call successors, (539) [2025-02-06 05:29:48,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 2231 states and 3139 transitions. [2025-02-06 05:29:48,321 INFO L78 Accepts]: Start accepts. Automaton has 2231 states and 3139 transitions. Word has length 43 [2025-02-06 05:29:48,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:29:48,322 INFO L471 AbstractCegarLoop]: Abstraction has 2231 states and 3139 transitions. [2025-02-06 05:29:48,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2025-02-06 05:29:48,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 3139 transitions. [2025-02-06 05:29:48,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-02-06 05:29:48,324 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:29:48,324 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:29:48,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-02-06 05:29:48,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:29:48,525 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:29:48,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:29:48,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1478969838, now seen corresponding path program 2 times [2025-02-06 05:29:48,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:29:48,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609567698] [2025-02-06 05:29:48,526 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 05:29:48,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:29:49,835 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 49 statements into 2 equivalence classes. [2025-02-06 05:29:49,882 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 41 of 49 statements. [2025-02-06 05:29:49,882 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 05:29:49,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-02-06 05:29:50,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:29:50,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609567698] [2025-02-06 05:29:50,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609567698] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:29:50,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:29:50,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 05:29:50,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583209976] [2025-02-06 05:29:50,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:29:50,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 05:29:50,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:29:50,328 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 05:29:50,328 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 05:29:50,328 INFO L87 Difference]: Start difference. First operand 2231 states and 3139 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-06 05:29:50,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:29:50,980 INFO L93 Difference]: Finished difference Result 4370 states and 6145 transitions. [2025-02-06 05:29:50,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 05:29:50,981 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 49 [2025-02-06 05:29:50,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:29:50,991 INFO L225 Difference]: With dead ends: 4370 [2025-02-06 05:29:50,991 INFO L226 Difference]: Without dead ends: 2158 [2025-02-06 05:29:50,997 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 05:29:50,998 INFO L435 NwaCegarLoop]: 1560 mSDtfsCounter, 0 mSDsluCounter, 4672 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6232 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-02-06 05:29:50,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6232 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-02-06 05:29:51,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2158 states. [2025-02-06 05:29:51,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2158 to 2158. [2025-02-06 05:29:51,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2158 states, 1541 states have (on average 1.2952628163530175) internal successors, (1996), 1551 states have internal predecessors, (1996), 516 states have call successors, (516), 101 states have call predecessors, (516), 100 states have return successors, (514), 514 states have call predecessors, (514), 514 states have call successors, (514) [2025-02-06 05:29:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 2158 states and 3026 transitions. [2025-02-06 05:29:51,071 INFO L78 Accepts]: Start accepts. Automaton has 2158 states and 3026 transitions. Word has length 49 [2025-02-06 05:29:51,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:29:51,071 INFO L471 AbstractCegarLoop]: Abstraction has 2158 states and 3026 transitions. [2025-02-06 05:29:51,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-06 05:29:51,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 3026 transitions. [2025-02-06 05:29:51,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2025-02-06 05:29:51,074 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:29:51,074 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:29:51,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 05:29:51,075 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:29:51,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:29:51,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1229721303, now seen corresponding path program 1 times [2025-02-06 05:29:51,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:29:51,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186954506] [2025-02-06 05:29:51,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:29:51,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:29:52,408 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-02-06 05:29:52,461 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-02-06 05:29:52,462 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:29:52,462 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:53,000 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:29:53,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:29:53,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186954506] [2025-02-06 05:29:53,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186954506] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:29:53,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527947146] [2025-02-06 05:29:53,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:29:53,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:29:53,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:29:53,003 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 05:29:53,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-06 05:29:54,799 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-02-06 05:29:54,977 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-02-06 05:29:54,977 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:29:54,977 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:54,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 2161 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 05:29:54,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 05:29:55,119 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:29:55,119 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 05:29:55,706 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:29:55,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527947146] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 05:29:55,706 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 05:29:55,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2025-02-06 05:29:55,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937569765] [2025-02-06 05:29:55,707 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 05:29:55,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-02-06 05:29:55,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:29:55,707 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-02-06 05:29:55,707 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-02-06 05:29:55,707 INFO L87 Difference]: Start difference. First operand 2158 states and 3026 transitions. Second operand has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2025-02-06 05:29:56,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:29:56,724 INFO L93 Difference]: Finished difference Result 4316 states and 6057 transitions. [2025-02-06 05:29:56,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-06 05:29:56,725 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 51 [2025-02-06 05:29:56,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:29:56,738 INFO L225 Difference]: With dead ends: 4316 [2025-02-06 05:29:56,738 INFO L226 Difference]: Without dead ends: 2170 [2025-02-06 05:29:56,745 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-02-06 05:29:56,746 INFO L435 NwaCegarLoop]: 1561 mSDtfsCounter, 2 mSDsluCounter, 7790 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 9351 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-02-06 05:29:56,746 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 9351 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-02-06 05:29:56,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2170 states. [2025-02-06 05:29:56,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2170 to 2170. [2025-02-06 05:29:56,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2170 states, 1553 states have (on average 1.2929813264649066) internal successors, (2008), 1563 states have internal predecessors, (2008), 516 states have call successors, (516), 101 states have call predecessors, (516), 100 states have return successors, (514), 514 states have call predecessors, (514), 514 states have call successors, (514) [2025-02-06 05:29:56,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 2170 states and 3038 transitions. [2025-02-06 05:29:56,815 INFO L78 Accepts]: Start accepts. Automaton has 2170 states and 3038 transitions. Word has length 51 [2025-02-06 05:29:56,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:29:56,816 INFO L471 AbstractCegarLoop]: Abstraction has 2170 states and 3038 transitions. [2025-02-06 05:29:56,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2025-02-06 05:29:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 3038 transitions. [2025-02-06 05:29:56,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-02-06 05:29:56,818 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:29:56,819 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:29:56,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-06 05:29:57,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:29:57,021 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:29:57,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:29:57,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1029186357, now seen corresponding path program 2 times [2025-02-06 05:29:57,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:29:57,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341095889] [2025-02-06 05:29:57,021 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 05:29:57,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:29:58,292 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 63 statements into 2 equivalence classes. [2025-02-06 05:29:58,329 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 43 of 63 statements. [2025-02-06 05:29:58,329 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 05:29:58,329 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:29:58,725 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2025-02-06 05:29:58,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:29:58,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341095889] [2025-02-06 05:29:58,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341095889] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:29:58,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:29:58,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 05:29:58,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015619298] [2025-02-06 05:29:58,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:29:58,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 05:29:58,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:29:58,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 05:29:58,728 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 05:29:58,728 INFO L87 Difference]: Start difference. First operand 2170 states and 3038 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-06 05:30:02,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 05:30:11,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:11,600 INFO L93 Difference]: Finished difference Result 3289 states and 4612 transitions. [2025-02-06 05:30:11,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 05:30:11,601 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 63 [2025-02-06 05:30:11,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:11,618 INFO L225 Difference]: With dead ends: 3289 [2025-02-06 05:30:11,619 INFO L226 Difference]: Without dead ends: 3286 [2025-02-06 05:30:11,620 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 05:30:11,621 INFO L435 NwaCegarLoop]: 3005 mSDtfsCounter, 2982 mSDsluCounter, 2450 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2982 SdHoareTripleChecker+Valid, 5455 SdHoareTripleChecker+Invalid, 1125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:11,622 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2982 Valid, 5455 Invalid, 1125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1122 Invalid, 1 Unknown, 0 Unchecked, 12.6s Time] [2025-02-06 05:30:11,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3286 states. [2025-02-06 05:30:11,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3286 to 3275. [2025-02-06 05:30:11,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3275 states, 2339 states have (on average 1.2954253954681487) internal successors, (3030), 2355 states have internal predecessors, (3030), 785 states have call successors, (785), 151 states have call predecessors, (785), 150 states have return successors, (785), 782 states have call predecessors, (785), 783 states have call successors, (785) [2025-02-06 05:30:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 3275 states and 4600 transitions. [2025-02-06 05:30:11,724 INFO L78 Accepts]: Start accepts. Automaton has 3275 states and 4600 transitions. Word has length 63 [2025-02-06 05:30:11,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:11,725 INFO L471 AbstractCegarLoop]: Abstraction has 3275 states and 4600 transitions. [2025-02-06 05:30:11,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-06 05:30:11,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 4600 transitions. [2025-02-06 05:30:11,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2025-02-06 05:30:11,728 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:11,728 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:11,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-06 05:30:11,728 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:11,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:11,728 INFO L85 PathProgramCache]: Analyzing trace with hash -854523519, now seen corresponding path program 1 times [2025-02-06 05:30:11,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:11,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38321391] [2025-02-06 05:30:11,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:11,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:30:13,127 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-02-06 05:30:13,157 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-02-06 05:30:13,157 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:13,158 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:13,684 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2025-02-06 05:30:13,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:30:13,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38321391] [2025-02-06 05:30:13,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38321391] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:30:13,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:30:13,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 05:30:13,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363760381] [2025-02-06 05:30:13,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:30:13,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 05:30:13,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:30:13,685 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 05:30:13,685 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 05:30:13,685 INFO L87 Difference]: Start difference. First operand 3275 states and 4600 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-06 05:30:14,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:14,522 INFO L93 Difference]: Finished difference Result 5495 states and 7732 transitions. [2025-02-06 05:30:14,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 05:30:14,523 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 72 [2025-02-06 05:30:14,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:14,537 INFO L225 Difference]: With dead ends: 5495 [2025-02-06 05:30:14,537 INFO L226 Difference]: Without dead ends: 3275 [2025-02-06 05:30:14,543 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 05:30:14,544 INFO L435 NwaCegarLoop]: 1562 mSDtfsCounter, 0 mSDsluCounter, 4674 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6236 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:14,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6236 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-02-06 05:30:14,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3275 states. [2025-02-06 05:30:14,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3275 to 3275. [2025-02-06 05:30:14,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3275 states, 2339 states have (on average 1.294570329200513) internal successors, (3028), 2355 states have internal predecessors, (3028), 785 states have call successors, (785), 151 states have call predecessors, (785), 150 states have return successors, (785), 782 states have call predecessors, (785), 783 states have call successors, (785) [2025-02-06 05:30:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 3275 states and 4598 transitions. [2025-02-06 05:30:14,656 INFO L78 Accepts]: Start accepts. Automaton has 3275 states and 4598 transitions. Word has length 72 [2025-02-06 05:30:14,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:14,656 INFO L471 AbstractCegarLoop]: Abstraction has 3275 states and 4598 transitions. [2025-02-06 05:30:14,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-06 05:30:14,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 4598 transitions. [2025-02-06 05:30:14,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2025-02-06 05:30:14,658 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:14,659 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:14,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-06 05:30:14,659 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:14,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:14,659 INFO L85 PathProgramCache]: Analyzing trace with hash -101501883, now seen corresponding path program 1 times [2025-02-06 05:30:14,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:14,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666305741] [2025-02-06 05:30:14,659 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:14,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:30:16,046 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 81 statements into 1 equivalence classes. [2025-02-06 05:30:16,079 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 81 of 81 statements. [2025-02-06 05:30:16,080 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:16,080 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:30:17,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:30:17,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666305741] [2025-02-06 05:30:17,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666305741] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:30:17,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743583244] [2025-02-06 05:30:17,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:17,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:30:17,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:30:17,394 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 05:30:17,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-06 05:30:19,372 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 81 statements into 1 equivalence classes. [2025-02-06 05:30:19,563 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 81 of 81 statements. [2025-02-06 05:30:19,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:19,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:19,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 2298 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-02-06 05:30:19,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 05:30:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:30:19,917 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 05:30:22,614 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:30:22,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743583244] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 05:30:22,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 05:30:22,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2025-02-06 05:30:22,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630418163] [2025-02-06 05:30:22,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 05:30:22,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2025-02-06 05:30:22,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:30:22,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2025-02-06 05:30:22,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2025-02-06 05:30:22,616 INFO L87 Difference]: Start difference. First operand 3275 states and 4598 transitions. Second operand has 25 states, 25 states have (on average 4.28) internal successors, (107), 25 states have internal predecessors, (107), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2025-02-06 05:30:23,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:23,981 INFO L93 Difference]: Finished difference Result 6550 states and 9207 transitions. [2025-02-06 05:30:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-02-06 05:30:23,981 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.28) internal successors, (107), 25 states have internal predecessors, (107), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 81 [2025-02-06 05:30:23,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:23,999 INFO L225 Difference]: With dead ends: 6550 [2025-02-06 05:30:23,999 INFO L226 Difference]: Without dead ends: 3299 [2025-02-06 05:30:24,009 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2025-02-06 05:30:24,010 INFO L435 NwaCegarLoop]: 1561 mSDtfsCounter, 2 mSDsluCounter, 7790 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 9351 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:24,010 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 9351 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-02-06 05:30:24,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3299 states. [2025-02-06 05:30:24,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3299 to 3299. [2025-02-06 05:30:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3299 states, 2363 states have (on average 1.2915785019043589) internal successors, (3052), 2379 states have internal predecessors, (3052), 785 states have call successors, (785), 151 states have call predecessors, (785), 150 states have return successors, (785), 782 states have call predecessors, (785), 783 states have call successors, (785) [2025-02-06 05:30:24,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 3299 states and 4622 transitions. [2025-02-06 05:30:24,110 INFO L78 Accepts]: Start accepts. Automaton has 3299 states and 4622 transitions. Word has length 81 [2025-02-06 05:30:24,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:24,110 INFO L471 AbstractCegarLoop]: Abstraction has 3299 states and 4622 transitions. [2025-02-06 05:30:24,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.28) internal successors, (107), 25 states have internal predecessors, (107), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2025-02-06 05:30:24,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 4622 transitions. [2025-02-06 05:30:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2025-02-06 05:30:24,115 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:24,115 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:24,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-06 05:30:24,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2025-02-06 05:30:24,316 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:24,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:24,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1005857885, now seen corresponding path program 2 times [2025-02-06 05:30:24,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:24,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093957611] [2025-02-06 05:30:24,316 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 05:30:24,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:30:25,664 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 105 statements into 2 equivalence classes. [2025-02-06 05:30:25,772 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 61 of 105 statements. [2025-02-06 05:30:25,772 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 05:30:25,772 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:27,123 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2025-02-06 05:30:27,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:30:27,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093957611] [2025-02-06 05:30:27,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093957611] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:30:27,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:30:27,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-02-06 05:30:27,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763348250] [2025-02-06 05:30:27,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:30:27,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 05:30:27,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:30:27,125 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 05:30:27,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-02-06 05:30:27,125 INFO L87 Difference]: Start difference. First operand 3299 states and 4622 transitions. Second operand has 7 states, 6 states have (on average 8.333333333333334) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2025-02-06 05:30:33,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:33,741 INFO L93 Difference]: Finished difference Result 7569 states and 10621 transitions. [2025-02-06 05:30:33,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-02-06 05:30:33,742 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 8.333333333333334) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 105 [2025-02-06 05:30:33,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:33,760 INFO L225 Difference]: With dead ends: 7569 [2025-02-06 05:30:33,760 INFO L226 Difference]: Without dead ends: 4325 [2025-02-06 05:30:33,769 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2025-02-06 05:30:33,770 INFO L435 NwaCegarLoop]: 2409 mSDtfsCounter, 1558 mSDsluCounter, 10507 mSDsCounter, 0 mSdLazyCounter, 780 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1559 SdHoareTripleChecker+Valid, 12916 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:33,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1559 Valid, 12916 Invalid, 783 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 780 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2025-02-06 05:30:33,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4325 states. [2025-02-06 05:30:33,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4325 to 4321. [2025-02-06 05:30:33,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4321 states, 3091 states have (on average 1.291814946619217) internal successors, (3993), 3113 states have internal predecessors, (3993), 1028 states have call successors, (1028), 201 states have call predecessors, (1028), 201 states have return successors, (1028), 1024 states have call predecessors, (1028), 1026 states have call successors, (1028) [2025-02-06 05:30:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 4321 states and 6049 transitions. [2025-02-06 05:30:33,966 INFO L78 Accepts]: Start accepts. Automaton has 4321 states and 6049 transitions. Word has length 105 [2025-02-06 05:30:33,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:33,967 INFO L471 AbstractCegarLoop]: Abstraction has 4321 states and 6049 transitions. [2025-02-06 05:30:33,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 8.333333333333334) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2025-02-06 05:30:33,967 INFO L276 IsEmpty]: Start isEmpty. Operand 4321 states and 6049 transitions. [2025-02-06 05:30:33,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2025-02-06 05:30:33,971 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:33,971 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:33,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-02-06 05:30:33,973 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:33,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:33,973 INFO L85 PathProgramCache]: Analyzing trace with hash 2087562977, now seen corresponding path program 1 times [2025-02-06 05:30:33,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:33,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308029901] [2025-02-06 05:30:33,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:33,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:30:35,426 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-02-06 05:30:35,473 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-02-06 05:30:35,473 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:35,473 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:30:39,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:30:39,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308029901] [2025-02-06 05:30:39,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308029901] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:30:39,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607397458] [2025-02-06 05:30:39,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:39,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:30:39,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:30:39,744 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 05:30:39,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-02-06 05:30:41,669 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-02-06 05:30:41,866 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-02-06 05:30:41,867 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:41,867 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:41,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 2480 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-02-06 05:30:41,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 05:30:42,589 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:30:42,589 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 05:30:48,575 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:30:48,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607397458] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 05:30:48,575 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 05:30:48,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 35 [2025-02-06 05:30:48,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648989292] [2025-02-06 05:30:48,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 05:30:48,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2025-02-06 05:30:48,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:30:48,576 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2025-02-06 05:30:48,576 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=595, Invalid=595, Unknown=0, NotChecked=0, Total=1190 [2025-02-06 05:30:48,577 INFO L87 Difference]: Start difference. First operand 4321 states and 6049 transitions. Second operand has 35 states, 35 states have (on average 3.8) internal successors, (133), 35 states have internal predecessors, (133), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2025-02-06 05:30:49,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:49,787 INFO L93 Difference]: Finished difference Result 8614 states and 12079 transitions. [2025-02-06 05:30:49,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-02-06 05:30:49,788 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 3.8) internal successors, (133), 35 states have internal predecessors, (133), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 107 [2025-02-06 05:30:49,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:49,814 INFO L225 Difference]: With dead ends: 8614 [2025-02-06 05:30:49,815 INFO L226 Difference]: Without dead ends: 4341 [2025-02-06 05:30:49,825 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 190 SyntacticMatches, 14 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=595, Invalid=595, Unknown=0, NotChecked=0, Total=1190 [2025-02-06 05:30:49,825 INFO L435 NwaCegarLoop]: 1561 mSDtfsCounter, 1 mSDsluCounter, 4674 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6235 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:49,825 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6235 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-02-06 05:30:49,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4341 states. [2025-02-06 05:30:49,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4341 to 4341. [2025-02-06 05:30:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4341 states, 3111 states have (on average 1.2899389263902281) internal successors, (4013), 3133 states have internal predecessors, (4013), 1028 states have call successors, (1028), 201 states have call predecessors, (1028), 201 states have return successors, (1028), 1024 states have call predecessors, (1028), 1026 states have call successors, (1028) [2025-02-06 05:30:49,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 4341 states and 6069 transitions. [2025-02-06 05:30:49,964 INFO L78 Accepts]: Start accepts. Automaton has 4341 states and 6069 transitions. Word has length 107 [2025-02-06 05:30:49,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:49,964 INFO L471 AbstractCegarLoop]: Abstraction has 4341 states and 6069 transitions. [2025-02-06 05:30:49,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 3.8) internal successors, (133), 35 states have internal predecessors, (133), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2025-02-06 05:30:49,965 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 6069 transitions. [2025-02-06 05:30:49,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2025-02-06 05:30:49,968 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:49,968 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:49,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-02-06 05:30:50,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-02-06 05:30:50,168 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:50,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:50,170 INFO L85 PathProgramCache]: Analyzing trace with hash -525191435, now seen corresponding path program 2 times [2025-02-06 05:30:50,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:50,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168990893] [2025-02-06 05:30:50,170 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 05:30:50,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms