./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 06:27:35,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 06:27:35,122 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 06:27:35,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 06:27:35,128 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 06:27:35,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 06:27:35,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 06:27:35,152 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 06:27:35,153 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 06:27:35,153 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 06:27:35,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 06:27:35,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 06:27:35,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 06:27:35,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 06:27:35,153 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 06:27:35,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 06:27:35,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 06:27:35,154 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 06:27:35,154 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 06:27:35,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 06:27:35,155 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 06:27:35,156 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 06:27:35,156 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 -> c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b [2025-02-06 06:27:35,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 06:27:35,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 06:27:35,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 06:27:35,475 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 06:27:35,475 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 06:27:35,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2025-02-06 06:27:36,760 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/23ef66c97/db1db5e8acd14747b06b332c15017a57/FLAGb39933f2b [2025-02-06 06:27:37,301 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 06:27:37,302 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2025-02-06 06:27:37,337 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/23ef66c97/db1db5e8acd14747b06b332c15017a57/FLAGb39933f2b [2025-02-06 06:27:37,355 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/23ef66c97/db1db5e8acd14747b06b332c15017a57 [2025-02-06 06:27:37,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 06:27:37,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 06:27:37,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 06:27:37,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 06:27:37,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 06:27:37,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:27:37" (1/1) ... [2025-02-06 06:27:37,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b90895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:37, skipping insertion in model container [2025-02-06 06:27:37,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:27:37" (1/1) ... [2025-02-06 06:27:37,441 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 06:27:37,748 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2025-02-06 06:27:37,749 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2025-02-06 06:27:37,900 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i[83666,83679] [2025-02-06 06:27:38,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 06:27:38,266 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 06:27:38,332 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2025-02-06 06:27:38,333 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2025-02-06 06:27:38,336 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2634] [2025-02-06 06:27:38,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (4*32+23)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6641:\n\t.popsection": "=a" (res): "D" (w)); [2643] [2025-02-06 06:27:38,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (179), "i" (12UL)); [2687-2688] [2025-02-06 06:27:38,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c6;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c5\n .byte 772b-771b\n .short %c7\n.popsection\n": "=D" (__edi), "=S" (__esi), "=d" (__edx), "=c" (__ecx), "=a" (__eax): [paravirt_typenum] "i" (34UL), [paravirt_opptr] "i" (& pv_cpu_ops.read_tsc), [paravirt_clobber] "i" (511): "memory", "cc", "r8", "r9", "r10", "r11"); [2693-2696] [2025-02-06 06:27:38,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [2719-2720] [2025-02-06 06:27:38,347 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [2725-2727] [2025-02-06 06:27:38,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [2749-2750] [2025-02-06 06:27:38,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [2755-2757] [2025-02-06 06:27:38,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [2778-2779] [2025-02-06 06:27:38,350 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.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [2784-2786] [2025-02-06 06:27:38,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] [2025-02-06 06:27:38,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] [2025-02-06 06:27:38,358 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i[83666,83679] [2025-02-06 06:27:38,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 06:27:38,527 INFO L204 MainTranslator]: Completed translation [2025-02-06 06:27:38,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38 WrapperNode [2025-02-06 06:27:38,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 06:27:38,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 06:27:38,531 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 06:27:38,531 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 06:27:38,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,670 INFO L138 Inliner]: procedures = 120, calls = 709, calls flagged for inlining = 40, calls inlined = 38, statements flattened = 2317 [2025-02-06 06:27:38,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 06:27:38,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 06:27:38,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 06:27:38,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 06:27:38,679 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,696 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,812 INFO L175 MemorySlicer]: Split 482 memory accesses to 19 slices as follows [2, 28, 22, 1, 252, 2, 3, 51, 3, 18, 7, 1, 21, 23, 6, 9, 9, 5, 19]. 52 percent of accesses are in the largest equivalence class. The 134 initializations are split as follows [2, 0, 0, 0, 7, 0, 0, 51, 0, 18, 7, 0, 16, 16, 4, 6, 4, 3, 0]. The 145 writes are split as follows [0, 24, 22, 0, 75, 1, 1, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 17]. [2025-02-06 06:27:38,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,896 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 06:27:38,963 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 06:27:38,963 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 06:27:38,963 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 06:27:38,964 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (1/1) ... [2025-02-06 06:27:38,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 06:27:38,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 06:27:38,993 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 06:27:38,997 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 06:27:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2025-02-06 06:27:39,023 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2025-02-06 06:27:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2025-02-06 06:27:39,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2025-02-06 06:27:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2025-02-06 06:27:39,023 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2025-02-06 06:27:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 06:27:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 06:27:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 06:27:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 06:27:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 06:27:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 06:27:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 06:27:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 06:27:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 06:27:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 06:27:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 06:27:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 06:27:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 06:27:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 06:27:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 06:27:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-02-06 06:27:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2025-02-06 06:27:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 06:27:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 06:27:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 06:27:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2025-02-06 06:27:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2025-02-06 06:27:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-02-06 06:27:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2025-02-06 06:27:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2025-02-06 06:27:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2025-02-06 06:27:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 06:27:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 06:27:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 06:27:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 06:27:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 06:27:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 06:27:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2025-02-06 06:27:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2025-02-06 06:27:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2025-02-06 06:27:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-02-06 06:27:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-02-06 06:27:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-02-06 06:27:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 06:27:39,086 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2025-02-06 06:27:39,086 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2025-02-06 06:27:39,086 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-02-06 06:27:39,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 06:27:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2025-02-06 06:27:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2025-02-06 06:27:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 06:27:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-02-06 06:27:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2025-02-06 06:27:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 06:27:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2025-02-06 06:27:39,092 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2025-02-06 06:27:39,092 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2025-02-06 06:27:39,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2025-02-06 06:27:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2025-02-06 06:27:39,092 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2025-02-06 06:27:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2025-02-06 06:27:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2025-02-06 06:27:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2025-02-06 06:27:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2025-02-06 06:27:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-02-06 06:27:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2025-02-06 06:27:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2025-02-06 06:27:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2025-02-06 06:27:39,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-02-06 06:27:39,094 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 06:27:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 06:27:39,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-06 06:27:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-06 06:27:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-06 06:27:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2025-02-06 06:27:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2025-02-06 06:27:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2025-02-06 06:27:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2025-02-06 06:27:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2025-02-06 06:27:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2025-02-06 06:27:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-02-06 06:27:39,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-02-06 06:27:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 06:27:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 06:27:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2025-02-06 06:27:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2025-02-06 06:27:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2025-02-06 06:27:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2025-02-06 06:27:39,648 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 06:27:39,651 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 06:27:39,736 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 06:27:39,742 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4393: havoc #t~nondet472; [2025-02-06 06:27:39,752 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4333: havoc #t~nondet464; [2025-02-06 06:27:40,069 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2802: havoc #t~bitwise25; [2025-02-06 06:27:40,157 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4385: havoc #t~nondet470; [2025-02-06 06:27:40,208 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2923: havoc #t~mem38.base, #t~mem38.offset; [2025-02-06 06:27:40,402 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3054: havoc #t~mem89; [2025-02-06 06:27:45,571 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4365: havoc ldv_bind_1_#t~nondet467#1; [2025-02-06 06:27:45,572 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4375: havoc ldv_release_1_#t~nondet468#1; [2025-02-06 06:27:45,572 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4048: call ULTIMATE.dealloc(analog_parse_options_~#end~0#1.base, analog_parse_options_~#end~0#1.offset);havoc analog_parse_options_~#end~0#1.base, analog_parse_options_~#end~0#1.offset; [2025-02-06 06:27:45,572 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3817: havoc analog_init_masks_#t~mem382#1;havoc analog_init_masks_#t~mem383#1;havoc analog_init_masks_#t~short384#1;call ULTIMATE.dealloc(analog_init_masks_~#max~0#1.base, analog_init_masks_~#max~0#1.offset);havoc analog_init_masks_~#max~0#1.base, analog_init_masks_~#max~0#1.offset; [2025-02-06 06:27:45,572 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4352: havoc input_register_device_#t~nondet465#1; [2025-02-06 06:27:45,572 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2934: havoc input_allocate_device_#t~ret39#1.base, input_allocate_device_#t~ret39#1.offset; [2025-02-06 06:27:45,572 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4323: havoc __gameport_register_driver_#t~nondet463#1; [2025-02-06 06:27:45,572 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4389: havoc simple_strtoul_#t~nondet471#1; [2025-02-06 06:27:45,923 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3307: havoc #t~mem164;call ULTIMATE.dealloc(~#time~0.base, ~#time~0.offset);havoc ~#time~0.base, ~#time~0.offset;call ULTIMATE.dealloc(~#data~0.base, ~#data~0.offset);havoc ~#data~0.base, ~#data~0.offset; [2025-02-06 06:27:46,289 INFO L? ?]: Removed 820 outVars from TransFormulas that were not future-live. [2025-02-06 06:27:46,289 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 06:27:46,389 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 06:27:46,389 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 06:27:46,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:27:46 BoogieIcfgContainer [2025-02-06 06:27:46,390 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 06:27:46,392 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 06:27:46,393 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 06:27:46,397 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 06:27:46,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 06:27:37" (1/3) ... [2025-02-06 06:27:46,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7453f805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:27:46, skipping insertion in model container [2025-02-06 06:27:46,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:38" (2/3) ... [2025-02-06 06:27:46,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7453f805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:27:46, skipping insertion in model container [2025-02-06 06:27:46,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:27:46" (3/3) ... [2025-02-06 06:27:46,399 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2025-02-06 06:27:46,414 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 06:27:46,416 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i that has 46 procedures, 931 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2025-02-06 06:27:46,505 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 06:27:46,515 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;@25a9d86c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 06:27:46,517 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 06:27:46,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 933 states, 746 states have (on average 1.420911528150134) internal successors, (1060), 766 states have internal predecessors, (1060), 138 states have call successors, (138), 45 states have call predecessors, (138), 44 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2025-02-06 06:27:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2025-02-06 06:27:46,534 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:27:46,534 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] [2025-02-06 06:27:46,535 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:27:46,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:27:46,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1110369966, now seen corresponding path program 1 times [2025-02-06 06:27:46,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:27:46,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179815514] [2025-02-06 06:27:46,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:46,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:27:47,200 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-02-06 06:27:47,384 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-02-06 06:27:47,385 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:47,385 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:47,733 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 06:27:47,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:27:47,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179815514] [2025-02-06 06:27:47,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179815514] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:27:47,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:27:47,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:27:47,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810527464] [2025-02-06 06:27:47,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:27:47,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:27:47,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:27:47,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:27:47,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:27:47,764 INFO L87 Difference]: Start difference. First operand has 933 states, 746 states have (on average 1.420911528150134) internal successors, (1060), 766 states have internal predecessors, (1060), 138 states have call successors, (138), 45 states have call predecessors, (138), 44 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 06:27:48,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:27:48,803 INFO L93 Difference]: Finished difference Result 1918 states and 2751 transitions. [2025-02-06 06:27:48,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:27:48,804 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), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2025-02-06 06:27:48,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:27:48,820 INFO L225 Difference]: With dead ends: 1918 [2025-02-06 06:27:48,820 INFO L226 Difference]: Without dead ends: 958 [2025-02-06 06:27:48,827 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 06:27:48,830 INFO L435 NwaCegarLoop]: 1222 mSDtfsCounter, 77 mSDsluCounter, 1202 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 2424 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-02-06 06:27:48,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 2424 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-02-06 06:27:48,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2025-02-06 06:27:48,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 958. [2025-02-06 06:27:48,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 958 states, 775 states have (on average 1.3909677419354838) internal successors, (1078), 785 states have internal predecessors, (1078), 136 states have call successors, (136), 47 states have call predecessors, (136), 46 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2025-02-06 06:27:48,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1349 transitions. [2025-02-06 06:27:48,951 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1349 transitions. Word has length 20 [2025-02-06 06:27:48,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:27:48,954 INFO L471 AbstractCegarLoop]: Abstraction has 958 states and 1349 transitions. [2025-02-06 06:27:48,954 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), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 06:27:48,954 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1349 transitions. [2025-02-06 06:27:48,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2025-02-06 06:27:48,956 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:27:48,957 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 06:27:48,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 06:27:48,957 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:27:48,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:27:48,958 INFO L85 PathProgramCache]: Analyzing trace with hash 844490151, now seen corresponding path program 1 times [2025-02-06 06:27:48,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:27:48,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134358315] [2025-02-06 06:27:48,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:48,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:27:49,518 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-02-06 06:27:49,571 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-02-06 06:27:49,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:49,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:49,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 06:27:49,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:27:49,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134358315] [2025-02-06 06:27:49,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134358315] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:27:49,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:27:49,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:27:49,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857223094] [2025-02-06 06:27:49,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:27:49,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:27:49,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:27:49,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:27:49,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:27:49,868 INFO L87 Difference]: Start difference. First operand 958 states and 1349 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 06:27:50,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:27:50,675 INFO L93 Difference]: Finished difference Result 1934 states and 2731 transitions. [2025-02-06 06:27:50,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:27:50,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2025-02-06 06:27:50,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:27:50,682 INFO L225 Difference]: With dead ends: 1934 [2025-02-06 06:27:50,682 INFO L226 Difference]: Without dead ends: 992 [2025-02-06 06:27:50,685 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 06:27:50,686 INFO L435 NwaCegarLoop]: 1186 mSDtfsCounter, 19 mSDsluCounter, 1183 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 2369 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-02-06 06:27:50,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 2369 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-06 06:27:50,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2025-02-06 06:27:50,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 962. [2025-02-06 06:27:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 962 states, 779 states have (on average 1.3915275994865213) internal successors, (1084), 789 states have internal predecessors, (1084), 136 states have call successors, (136), 47 states have call predecessors, (136), 46 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2025-02-06 06:27:50,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 1355 transitions. [2025-02-06 06:27:50,727 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 1355 transitions. Word has length 41 [2025-02-06 06:27:50,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:27:50,728 INFO L471 AbstractCegarLoop]: Abstraction has 962 states and 1355 transitions. [2025-02-06 06:27:50,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 06:27:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1355 transitions. [2025-02-06 06:27:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2025-02-06 06:27:50,731 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:27:50,731 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 06:27:50,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 06:27:50,731 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:27:50,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:27:50,735 INFO L85 PathProgramCache]: Analyzing trace with hash 815048234, now seen corresponding path program 1 times [2025-02-06 06:27:50,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:27:50,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582613792] [2025-02-06 06:27:50,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:50,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:27:51,329 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-02-06 06:27:51,380 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-02-06 06:27:51,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:51,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:51,679 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 06:27:51,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:27:51,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582613792] [2025-02-06 06:27:51,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582613792] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 06:27:51,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294661326] [2025-02-06 06:27:51,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:51,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 06:27:51,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 06:27:51,683 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 06:27:51,685 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 06:27:52,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-02-06 06:27:52,676 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-02-06 06:27:52,677 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:52,677 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:52,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 06:27:52,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 06:27:52,730 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-02-06 06:27:52,730 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 06:27:52,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294661326] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:27:52,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 06:27:52,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-02-06 06:27:52,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624539471] [2025-02-06 06:27:52,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:27:52,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:27:52,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:27:52,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:27:52,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 06:27:52,732 INFO L87 Difference]: Start difference. First operand 962 states and 1355 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 06:27:53,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:27:53,493 INFO L93 Difference]: Finished difference Result 966 states and 1359 transitions. [2025-02-06 06:27:53,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:27:53,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 43 [2025-02-06 06:27:53,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:27:53,501 INFO L225 Difference]: With dead ends: 966 [2025-02-06 06:27:53,501 INFO L226 Difference]: Without dead ends: 963 [2025-02-06 06:27:53,502 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 06:27:53,505 INFO L435 NwaCegarLoop]: 1196 mSDtfsCounter, 0 mSDsluCounter, 1190 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2386 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-02-06 06:27:53,505 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2386 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-06 06:27:53,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2025-02-06 06:27:53,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2025-02-06 06:27:53,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 780 states have (on average 1.391025641025641) internal successors, (1085), 790 states have internal predecessors, (1085), 136 states have call successors, (136), 47 states have call predecessors, (136), 46 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2025-02-06 06:27:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1356 transitions. [2025-02-06 06:27:53,546 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1356 transitions. Word has length 43 [2025-02-06 06:27:53,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:27:53,546 INFO L471 AbstractCegarLoop]: Abstraction has 963 states and 1356 transitions. [2025-02-06 06:27:53,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 06:27:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1356 transitions. [2025-02-06 06:27:53,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2025-02-06 06:27:53,547 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:27:53,548 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 06:27:53,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-06 06:27:53,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 06:27:53,749 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:27:53,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:27:53,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1570758250, now seen corresponding path program 1 times [2025-02-06 06:27:53,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:27:53,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249627343] [2025-02-06 06:27:53,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:53,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:27:54,180 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-02-06 06:27:54,212 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-02-06 06:27:54,212 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:54,212 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 06:27:54,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:27:54,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249627343] [2025-02-06 06:27:54,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249627343] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 06:27:54,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478164464] [2025-02-06 06:27:54,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:54,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 06:27:54,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 06:27:54,438 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 06:27:54,440 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 06:27:55,228 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-02-06 06:27:55,406 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-02-06 06:27:55,406 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:55,406 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:55,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 06:27:55,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 06:27:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-06 06:27:55,526 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 06:27:55,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1478164464] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:27:55,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 06:27:55,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-02-06 06:27:55,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988973012] [2025-02-06 06:27:55,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:27:55,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:27:55,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:27:55,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:27:55,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 06:27:55,528 INFO L87 Difference]: Start difference. First operand 963 states and 1356 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 06:27:56,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:27:56,488 INFO L93 Difference]: Finished difference Result 1921 states and 2715 transitions. [2025-02-06 06:27:56,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:27:56,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2025-02-06 06:27:56,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:27:56,494 INFO L225 Difference]: With dead ends: 1921 [2025-02-06 06:27:56,494 INFO L226 Difference]: Without dead ends: 1013 [2025-02-06 06:27:56,497 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 06:27:56,498 INFO L435 NwaCegarLoop]: 1191 mSDtfsCounter, 72 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 2353 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-02-06 06:27:56,499 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 2353 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-02-06 06:27:56,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013 states. [2025-02-06 06:27:56,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1013 to 1013. [2025-02-06 06:27:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1013 states, 828 states have (on average 1.391304347826087) internal successors, (1152), 838 states have internal predecessors, (1152), 137 states have call successors, (137), 48 states have call predecessors, (137), 47 states have return successors, (136), 131 states have call predecessors, (136), 136 states have call successors, (136) [2025-02-06 06:27:56,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 1013 states and 1425 transitions. [2025-02-06 06:27:56,540 INFO L78 Accepts]: Start accepts. Automaton has 1013 states and 1425 transitions. Word has length 45 [2025-02-06 06:27:56,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:27:56,541 INFO L471 AbstractCegarLoop]: Abstraction has 1013 states and 1425 transitions. [2025-02-06 06:27:56,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 06:27:56,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1425 transitions. [2025-02-06 06:27:56,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-02-06 06:27:56,542 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:27:56,542 INFO L218 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 06:27:56,557 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 06:27:56,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 06:27:56,746 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:27:56,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:27:56,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1101448769, now seen corresponding path program 1 times [2025-02-06 06:27:56,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:27:56,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258393931] [2025-02-06 06:27:56,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:56,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:27:57,096 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-02-06 06:27:57,126 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-02-06 06:27:57,126 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:57,126 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-02-06 06:27:57,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:27:57,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258393931] [2025-02-06 06:27:57,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258393931] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 06:27:57,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658641194] [2025-02-06 06:27:57,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:57,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 06:27:57,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 06:27:57,381 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 06:27:57,385 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 06:27:58,213 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-02-06 06:27:58,394 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-02-06 06:27:58,395 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:58,395 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:58,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 1481 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-06 06:27:58,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 06:27:58,613 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-02-06 06:27:58,614 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 06:27:58,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1658641194] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:27:58,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 06:27:58,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2025-02-06 06:27:58,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426411424] [2025-02-06 06:27:58,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:27:58,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 06:27:58,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:27:58,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 06:27:58,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-06 06:27:58,616 INFO L87 Difference]: Start difference. First operand 1013 states and 1425 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 06:27:59,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:27:59,186 INFO L93 Difference]: Finished difference Result 1963 states and 2773 transitions. [2025-02-06 06:27:59,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 06:27:59,187 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 54 [2025-02-06 06:27:59,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:27:59,188 INFO L225 Difference]: With dead ends: 1963 [2025-02-06 06:27:59,189 INFO L226 Difference]: Without dead ends: 0 [2025-02-06 06:27:59,193 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2025-02-06 06:27:59,193 INFO L435 NwaCegarLoop]: 1185 mSDtfsCounter, 1240 mSDsluCounter, 1184 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1240 SdHoareTripleChecker+Valid, 2369 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 06:27:59,193 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1240 Valid, 2369 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 06:27:59,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-06 06:27:59,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-06 06:27:59,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 06:27:59,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 06:27:59,195 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2025-02-06 06:27:59,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:27:59,195 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 06:27:59,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 06:27:59,195 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-06 06:27:59,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-06 06:27:59,198 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 06:27:59,210 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 06:27:59,399 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 06:27:59,401 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-02-06 06:27:59,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-06 06:28:00,684 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 06:28:00,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 06:28:00 BoogieIcfgContainer [2025-02-06 06:28:00,699 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 06:28:00,700 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 06:28:00,700 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 06:28:00,700 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 06:28:00,701 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:27:46" (3/4) ... [2025-02-06 06:28:00,704 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 06:28:00,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_get_drvdata [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_unregister_device [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_trigger [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure kfree [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_close [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_time [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_poll [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printk [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_disconnect [2025-02-06 06:28:00,710 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_disable [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure strlcat [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure msleep [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_open [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_on [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_event [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_set_abs_params [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_restore [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __arch_hweight32 [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure kzalloc [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2025-02-06 06:28:00,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_set_drvdata [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __arch_hweight16 [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_get_drvdata [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure set_bit [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_decode [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_cooked_read [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_report_key [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure paravirt_read_tsc [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_save [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2025-02-06 06:28:00,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __arch_hweight8 [2025-02-06 06:28:00,713 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_cooked_read [2025-02-06 06:28:00,713 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_report_abs [2025-02-06 06:28:00,713 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_button_read [2025-02-06 06:28:00,713 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_read [2025-02-06 06:28:00,713 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_set_drvdata [2025-02-06 06:28:00,756 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 196 nodes and edges [2025-02-06 06:28:00,759 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2025-02-06 06:28:00,763 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2025-02-06 06:28:00,766 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-06 06:28:00,769 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-06 06:28:00,772 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-06 06:28:00,776 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 06:28:00,973 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 06:28:00,974 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 06:28:00,974 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 06:28:00,975 INFO L158 Benchmark]: Toolchain (without parser) took 23614.62ms. Allocated memory was 142.6MB in the beginning and 704.6MB in the end (delta: 562.0MB). Free memory was 107.7MB in the beginning and 494.3MB in the end (delta: -386.5MB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. [2025-02-06 06:28:00,975 INFO L158 Benchmark]: CDTParser took 1.17ms. Allocated memory is still 226.5MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 06:28:00,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1168.07ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 87.7MB in the end (delta: 20.0MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2025-02-06 06:28:00,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.16ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 72.9MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 06:28:00,977 INFO L158 Benchmark]: Boogie Preprocessor took 290.69ms. Allocated memory is still 142.6MB. Free memory was 72.9MB in the beginning and 44.7MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-06 06:28:00,977 INFO L158 Benchmark]: IcfgBuilder took 7427.22ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 44.7MB in the beginning and 112.1MB in the end (delta: -67.4MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2025-02-06 06:28:00,977 INFO L158 Benchmark]: TraceAbstraction took 14306.99ms. Allocated memory was 201.3MB in the beginning and 704.6MB in the end (delta: 503.3MB). Free memory was 110.6MB in the beginning and 532.0MB in the end (delta: -421.4MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. [2025-02-06 06:28:00,978 INFO L158 Benchmark]: Witness Printer took 274.13ms. Allocated memory is still 704.6MB. Free memory was 532.0MB in the beginning and 494.3MB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-02-06 06:28:00,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17ms. Allocated memory is still 226.5MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1168.07ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 87.7MB in the end (delta: 20.0MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.16ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 72.9MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 290.69ms. Allocated memory is still 142.6MB. Free memory was 72.9MB in the beginning and 44.7MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * IcfgBuilder took 7427.22ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 44.7MB in the beginning and 112.1MB in the end (delta: -67.4MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. * TraceAbstraction took 14306.99ms. Allocated memory was 201.3MB in the beginning and 704.6MB in the end (delta: 503.3MB). Free memory was 110.6MB in the beginning and 532.0MB in the end (delta: -421.4MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. * Witness Printer took 274.13ms. Allocated memory is still 704.6MB. Free memory was 532.0MB in the beginning and 494.3MB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2634]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2634] - GenericResultAtLocation [Line: 2643]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (4*32+23)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6641:\n\t.popsection": "=a" (res): "D" (w)); [2643] - GenericResultAtLocation [Line: 2687]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (179), "i" (12UL)); [2687-2688] - GenericResultAtLocation [Line: 2693]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c6;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c5\n .byte 772b-771b\n .short %c7\n.popsection\n": "=D" (__edi), "=S" (__esi), "=d" (__edx), "=c" (__ecx), "=a" (__eax): [paravirt_typenum] "i" (34UL), [paravirt_opptr] "i" (& pv_cpu_ops.read_tsc), [paravirt_clobber] "i" (511): "memory", "cc", "r8", "r9", "r10", "r11"); [2693-2696] - GenericResultAtLocation [Line: 2719]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [2719-2720] - GenericResultAtLocation [Line: 2725]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [2725-2727] - GenericResultAtLocation [Line: 2749]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [2749-2750] - GenericResultAtLocation [Line: 2755]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [2755-2757] - GenericResultAtLocation [Line: 2778]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [2778-2779] - GenericResultAtLocation [Line: 2784]: 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.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [2784-2786] - GenericResultAtLocation [Line: 2810]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] - GenericResultAtLocation [Line: 2818]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2888]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 931 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.9s, OverallIterations: 5, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1409 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1408 mSDsluCounter, 11901 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5921 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 986 IncrementalHoareTripleChecker+Invalid, 994 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 5980 mSDtfsCounter, 986 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 158 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1013occurred in iteration=4, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 30 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 337 ConstructedInterpolants, 0 QuantifiedInterpolants, 491 SizeOfPredicates, 1 NumberOfNonLiveVariables, 4384 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 57/60 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3561]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 3597]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 3558]: Location Invariant Derived location invariant: (ldv_spin == 0) RESULT: Ultimate proved your program to be correct! [2025-02-06 06:28:01,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE