./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 e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 19:15:29,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 19:15:29,313 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 19:15:29,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 19:15:29,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 19:15:29,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 19:15:29,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 19:15:29,338 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 19:15:29,338 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 19:15:29,338 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 19:15:29,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 19:15:29,338 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 19:15:29,338 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 19:15:29,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 19:15:29,338 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 19:15:29,339 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 19:15:29,339 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 19:15:29,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 19:15:29,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 19:15:29,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 19:15:29,339 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 19:15:29,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 19:15:29,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 19:15:29,343 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:15:29,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 19:15:29,343 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b [2025-03-08 19:15:29,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 19:15:29,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 19:15:29,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 19:15:29,565 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 19:15:29,566 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 19:15:29,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2025-03-08 19:15:30,654 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af32756a3/9e83592ffc824e239aa8fd3f123cccbf/FLAG555c85b4a [2025-03-08 19:15:30,989 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 19:15:30,990 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2025-03-08 19:15:31,015 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af32756a3/9e83592ffc824e239aa8fd3f123cccbf/FLAG555c85b4a [2025-03-08 19:15:31,026 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af32756a3/9e83592ffc824e239aa8fd3f123cccbf [2025-03-08 19:15:31,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 19:15:31,030 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 19:15:31,031 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 19:15:31,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 19:15:31,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 19:15:31,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:31,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34efb92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31, skipping insertion in model container [2025-03-08 19:15:31,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:31,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 19:15:31,332 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2025-03-08 19:15:31,332 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] [2025-03-08 19:15:31,432 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-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] [2025-03-08 19:15:31,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:15:31,681 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 19:15:31,741 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2025-03-08 19:15:31,742 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] [2025-03-08 19:15:31,744 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] [2025-03-08 19:15:31,745 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] [2025-03-08 19:15:31,748 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] [2025-03-08 19:15:31,748 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] [2025-03-08 19:15:31,750 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] [2025-03-08 19:15:31,750 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] [2025-03-08 19:15:31,751 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] [2025-03-08 19:15:31,751 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] [2025-03-08 19:15:31,751 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] [2025-03-08 19:15:31,751 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] [2025-03-08 19:15:31,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] [2025-03-08 19:15:31,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] [2025-03-08 19:15:31,758 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-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] [2025-03-08 19:15:31,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:15:31,902 INFO L204 MainTranslator]: Completed translation [2025-03-08 19:15:31,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31 WrapperNode [2025-03-08 19:15:31,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 19:15:31,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 19:15:31,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 19:15:31,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 19:15:31,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:31,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,009 INFO L138 Inliner]: procedures = 120, calls = 709, calls flagged for inlining = 40, calls inlined = 38, statements flattened = 2317 [2025-03-08 19:15:32,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 19:15:32,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 19:15:32,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 19:15:32,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 19:15:32,016 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,036 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,106 INFO L175 MemorySlicer]: Split 482 memory accesses to 19 slices as follows [28, 2, 2, 22, 252, 1, 3, 51, 3, 18, 7, 21, 23, 6, 9, 9, 5, 1, 19]. 52 percent of accesses are in the largest equivalence class. The 134 initializations are split as follows [0, 2, 0, 0, 7, 0, 0, 51, 0, 18, 7, 16, 16, 4, 6, 4, 3, 0, 0]. The 145 writes are split as follows [24, 0, 1, 22, 75, 0, 0, 0, 1, 0, 0, 0, 5, 0, 0, 0, 0, 0, 17]. [2025-03-08 19:15:32,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,168 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,225 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 19:15:32,226 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 19:15:32,226 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 19:15:32,226 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 19:15:32,227 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (1/1) ... [2025-03-08 19:15:32,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:15:32,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:15:32,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 19:15:32,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 19:15:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2025-03-08 19:15:32,316 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2025-03-08 19:15:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2025-03-08 19:15:32,317 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2025-03-08 19:15:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2025-03-08 19:15:32,317 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2025-03-08 19:15:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 19:15:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 19:15:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 19:15:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 19:15:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 19:15:32,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 19:15:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-08 19:15:32,320 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2025-03-08 19:15:32,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 19:15:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 19:15:32,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2025-03-08 19:15:32,321 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2025-03-08 19:15:32,321 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2025-03-08 19:15:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 19:15:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2025-03-08 19:15:32,322 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2025-03-08 19:15:32,325 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 19:15:32,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 19:15:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2025-03-08 19:15:32,326 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2025-03-08 19:15:32,326 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 19:15:32,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-03-08 19:15:32,326 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2025-03-08 19:15:32,326 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2025-03-08 19:15:32,326 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2025-03-08 19:15:32,326 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2025-03-08 19:15:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2025-03-08 19:15:32,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2025-03-08 19:15:32,327 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2025-03-08 19:15:32,327 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2025-03-08 19:15:32,327 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 19:15:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2025-03-08 19:15:32,329 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2025-03-08 19:15:32,329 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2025-03-08 19:15:32,329 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2025-03-08 19:15:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 19:15:32,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2025-03-08 19:15:32,330 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2025-03-08 19:15:32,330 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-03-08 19:15:32,330 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 19:15:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2025-03-08 19:15:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2025-03-08 19:15:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2025-03-08 19:15:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-03-08 19:15:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 19:15:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2025-03-08 19:15:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2025-03-08 19:15:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2025-03-08 19:15:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2025-03-08 19:15:32,674 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 19:15:32,677 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 19:15:32,728 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 19:15:32,731 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4393: havoc #t~nondet472; [2025-03-08 19:15:32,735 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4333: havoc #t~nondet464; [2025-03-08 19:15:32,984 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2802: havoc #t~bitwise25; [2025-03-08 19:15:33,058 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4385: havoc #t~nondet470; [2025-03-08 19:15:33,092 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2923: havoc #t~mem38.base, #t~mem38.offset; [2025-03-08 19:15:33,223 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3054: havoc #t~mem89; [2025-03-08 19:15:38,159 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4365: havoc ldv_bind_1_#t~nondet467#1; [2025-03-08 19:15:38,159 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4375: havoc ldv_release_1_#t~nondet468#1; [2025-03-08 19:15:38,159 INFO L1307 $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; [2025-03-08 19:15:38,159 INFO L1307 $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; [2025-03-08 19:15:38,159 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4352: havoc input_register_device_#t~nondet465#1; [2025-03-08 19:15:38,159 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2934: havoc input_allocate_device_#t~ret39#1.base, input_allocate_device_#t~ret39#1.offset; [2025-03-08 19:15:38,159 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4323: havoc __gameport_register_driver_#t~nondet463#1; [2025-03-08 19:15:38,159 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4389: havoc simple_strtoul_#t~nondet471#1; [2025-03-08 19:15:38,448 INFO L1307 $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; [2025-03-08 19:15:38,697 INFO L? ?]: Removed 820 outVars from TransFormulas that were not future-live. [2025-03-08 19:15:38,697 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 19:15:38,779 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 19:15:38,780 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 19:15:38,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:15:38 BoogieIcfgContainer [2025-03-08 19:15:38,780 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 19:15:38,784 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 19:15:38,785 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 19:15:38,788 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 19:15:38,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 07:15:31" (1/3) ... [2025-03-08 19:15:38,788 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f998bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:15:38, skipping insertion in model container [2025-03-08 19:15:38,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:31" (2/3) ... [2025-03-08 19:15:38,788 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f998bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:15:38, skipping insertion in model container [2025-03-08 19:15:38,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:15:38" (3/3) ... [2025-03-08 19:15:38,789 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 [2025-03-08 19:15:38,800 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 19:15:38,805 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. [2025-03-08 19:15:38,860 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 19:15:38,871 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;@6f4ea5e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 19:15:38,872 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 19:15:38,878 INFO L276 IsEmpty]: Start isEmpty. Operand has 930 states, 746 states have (on average 1.420911528150134) internal successors, (1060), 763 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) [2025-03-08 19:15:38,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2025-03-08 19:15:38,887 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:38,887 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] [2025-03-08 19:15:38,887 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:38,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:38,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1110369966, now seen corresponding path program 1 times [2025-03-08 19:15:38,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:38,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814030133] [2025-03-08 19:15:38,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:38,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:39,345 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-03-08 19:15:39,492 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-03-08 19:15:39,492 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:39,492 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:39,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:15:39,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:39,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814030133] [2025-03-08 19:15:39,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814030133] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:39,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:39,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:39,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305074568] [2025-03-08 19:15:39,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:39,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:39,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:39,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:39,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:39,763 INFO L87 Difference]: Start difference. First operand has 930 states, 746 states have (on average 1.420911528150134) internal successors, (1060), 763 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) [2025-03-08 19:15:40,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:40,610 INFO L93 Difference]: Finished difference Result 1911 states and 2751 transitions. [2025-03-08 19:15:40,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:40,612 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 [2025-03-08 19:15:40,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:40,628 INFO L225 Difference]: With dead ends: 1911 [2025-03-08 19:15:40,628 INFO L226 Difference]: Without dead ends: 959 [2025-03-08 19:15:40,635 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 [2025-03-08 19:15:40,637 INFO L435 NwaCegarLoop]: 1222 mSDtfsCounter, 77 mSDsluCounter, 1202 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.7s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:40,638 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 2424 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-08 19:15:40,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2025-03-08 19:15:40,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 959. [2025-03-08 19:15:40,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 776 states have (on average 1.3969072164948453) internal successors, (1084), 786 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) [2025-03-08 19:15:40,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1355 transitions. [2025-03-08 19:15:40,740 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1355 transitions. Word has length 20 [2025-03-08 19:15:40,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:40,741 INFO L471 AbstractCegarLoop]: Abstraction has 959 states and 1355 transitions. [2025-03-08 19:15:40,741 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) [2025-03-08 19:15:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1355 transitions. [2025-03-08 19:15:40,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2025-03-08 19:15:40,742 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:40,742 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] [2025-03-08 19:15:40,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 19:15:40,742 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:40,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:40,743 INFO L85 PathProgramCache]: Analyzing trace with hash 844490151, now seen corresponding path program 1 times [2025-03-08 19:15:40,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:40,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032061378] [2025-03-08 19:15:40,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:40,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:41,148 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-03-08 19:15:41,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-03-08 19:15:41,182 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:41,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:41,390 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-03-08 19:15:41,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:41,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032061378] [2025-03-08 19:15:41,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032061378] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:41,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:41,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:41,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72355378] [2025-03-08 19:15:41,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:41,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:41,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:41,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:41,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:41,391 INFO L87 Difference]: Start difference. First operand 959 states and 1355 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) [2025-03-08 19:15:42,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:42,046 INFO L93 Difference]: Finished difference Result 1936 states and 2743 transitions. [2025-03-08 19:15:42,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:42,047 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 [2025-03-08 19:15:42,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:42,051 INFO L225 Difference]: With dead ends: 1936 [2025-03-08 19:15:42,052 INFO L226 Difference]: Without dead ends: 993 [2025-03-08 19:15:42,054 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 [2025-03-08 19:15:42,054 INFO L435 NwaCegarLoop]: 1189 mSDtfsCounter, 19 mSDsluCounter, 1186 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 2375 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:42,055 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 2375 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-08 19:15:42,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2025-03-08 19:15:42,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 963. [2025-03-08 19:15:42,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 780 states have (on average 1.3974358974358974) internal successors, (1090), 790 states have internal predecessors, (1090), 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) [2025-03-08 19:15:42,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1361 transitions. [2025-03-08 19:15:42,089 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1361 transitions. Word has length 41 [2025-03-08 19:15:42,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:42,090 INFO L471 AbstractCegarLoop]: Abstraction has 963 states and 1361 transitions. [2025-03-08 19:15:42,090 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) [2025-03-08 19:15:42,090 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1361 transitions. [2025-03-08 19:15:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2025-03-08 19:15:42,091 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:42,091 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] [2025-03-08 19:15:42,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 19:15:42,092 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:42,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:42,092 INFO L85 PathProgramCache]: Analyzing trace with hash 815048234, now seen corresponding path program 1 times [2025-03-08 19:15:42,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:42,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478233915] [2025-03-08 19:15:42,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:42,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:42,491 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-03-08 19:15:42,525 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-03-08 19:15:42,525 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:42,525 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:42,794 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-03-08 19:15:42,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:42,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478233915] [2025-03-08 19:15:42,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478233915] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 19:15:42,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872425588] [2025-03-08 19:15:42,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:42,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:15:42,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:15:42,802 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 19:15:42,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 19:15:43,423 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-03-08 19:15:43,556 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-03-08 19:15:43,556 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:43,556 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:43,562 INFO L256 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-08 19:15:43,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 19:15:43,590 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-03-08 19:15:43,590 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 19:15:43,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [872425588] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:43,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 19:15:43,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-03-08 19:15:43,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256617867] [2025-03-08 19:15:43,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:43,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:43,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:43,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:43,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:15:43,591 INFO L87 Difference]: Start difference. First operand 963 states and 1361 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) [2025-03-08 19:15:44,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:44,206 INFO L93 Difference]: Finished difference Result 967 states and 1365 transitions. [2025-03-08 19:15:44,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:44,206 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 [2025-03-08 19:15:44,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:44,211 INFO L225 Difference]: With dead ends: 967 [2025-03-08 19:15:44,211 INFO L226 Difference]: Without dead ends: 964 [2025-03-08 19:15:44,211 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 [2025-03-08 19:15:44,212 INFO L435 NwaCegarLoop]: 1199 mSDtfsCounter, 0 mSDsluCounter, 1193 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2392 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:44,212 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2392 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-08 19:15:44,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2025-03-08 19:15:44,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 964. [2025-03-08 19:15:44,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 964 states, 781 states have (on average 1.3969270166453265) internal successors, (1091), 791 states have internal predecessors, (1091), 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) [2025-03-08 19:15:44,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1362 transitions. [2025-03-08 19:15:44,240 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1362 transitions. Word has length 43 [2025-03-08 19:15:44,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:44,241 INFO L471 AbstractCegarLoop]: Abstraction has 964 states and 1362 transitions. [2025-03-08 19:15:44,241 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) [2025-03-08 19:15:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1362 transitions. [2025-03-08 19:15:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2025-03-08 19:15:44,243 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:44,244 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] [2025-03-08 19:15:44,270 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-08 19:15:44,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:15:44,445 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:44,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:44,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1570758250, now seen corresponding path program 1 times [2025-03-08 19:15:44,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:44,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65165773] [2025-03-08 19:15:44,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:44,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:44,764 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-03-08 19:15:44,786 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-03-08 19:15:44,787 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:44,787 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-03-08 19:15:44,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:44,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65165773] [2025-03-08 19:15:44,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65165773] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 19:15:44,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037480528] [2025-03-08 19:15:44,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:44,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:15:44,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:15:44,979 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 19:15:44,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 19:15:45,673 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-03-08 19:15:45,798 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-03-08 19:15:45,798 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:45,798 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:45,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-08 19:15:45,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 19:15:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-08 19:15:45,865 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 19:15:45,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1037480528] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:45,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 19:15:45,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-03-08 19:15:45,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127787508] [2025-03-08 19:15:45,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:45,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:45,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:45,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:45,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:15:45,868 INFO L87 Difference]: Start difference. First operand 964 states and 1362 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) [2025-03-08 19:15:46,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:46,621 INFO L93 Difference]: Finished difference Result 1962 states and 2781 transitions. [2025-03-08 19:15:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:46,621 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 [2025-03-08 19:15:46,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:46,626 INFO L225 Difference]: With dead ends: 1962 [2025-03-08 19:15:46,626 INFO L226 Difference]: Without dead ends: 1014 [2025-03-08 19:15:46,628 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 [2025-03-08 19:15:46,630 INFO L435 NwaCegarLoop]: 1193 mSDtfsCounter, 74 mSDsluCounter, 1164 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 2357 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:46,630 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 2357 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-08 19:15:46,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1014 states. [2025-03-08 19:15:46,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1014 to 1014. [2025-03-08 19:15:46,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1014 states, 829 states have (on average 1.399276236429433) internal successors, (1160), 839 states have internal predecessors, (1160), 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) [2025-03-08 19:15:46,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 1014 states and 1433 transitions. [2025-03-08 19:15:46,661 INFO L78 Accepts]: Start accepts. Automaton has 1014 states and 1433 transitions. Word has length 45 [2025-03-08 19:15:46,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:46,662 INFO L471 AbstractCegarLoop]: Abstraction has 1014 states and 1433 transitions. [2025-03-08 19:15:46,662 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) [2025-03-08 19:15:46,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1433 transitions. [2025-03-08 19:15:46,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-03-08 19:15:46,665 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:46,665 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] [2025-03-08 19:15:46,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 19:15:46,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2025-03-08 19:15:46,866 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:46,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:46,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1101448769, now seen corresponding path program 1 times [2025-03-08 19:15:46,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:46,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693650208] [2025-03-08 19:15:46,867 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:46,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:47,174 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-08 19:15:47,197 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-08 19:15:47,197 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:47,198 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-03-08 19:15:47,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:47,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693650208] [2025-03-08 19:15:47,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693650208] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 19:15:47,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701272957] [2025-03-08 19:15:47,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:47,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:15:47,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:15:47,402 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 19:15:47,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 19:15:48,034 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-08 19:15:48,164 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-08 19:15:48,164 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:48,164 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:48,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 1481 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-08 19:15:48,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 19:15:48,441 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-03-08 19:15:48,441 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 19:15:48,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [701272957] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:48,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 19:15:48,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2025-03-08 19:15:48,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563908171] [2025-03-08 19:15:48,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:48,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 19:15:48,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:48,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 19:15:48,443 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-08 19:15:48,443 INFO L87 Difference]: Start difference. First operand 1014 states and 1433 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) [2025-03-08 19:15:49,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:49,033 INFO L93 Difference]: Finished difference Result 2004 states and 2841 transitions. [2025-03-08 19:15:49,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 19:15:49,034 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 [2025-03-08 19:15:49,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:49,035 INFO L225 Difference]: With dead ends: 2004 [2025-03-08 19:15:49,035 INFO L226 Difference]: Without dead ends: 0 [2025-03-08 19:15:49,038 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 [2025-03-08 19:15:49,038 INFO L435 NwaCegarLoop]: 1188 mSDtfsCounter, 1243 mSDsluCounter, 1187 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 2375 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 [2025-03-08 19:15:49,039 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1243 Valid, 2375 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 19:15:49,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-08 19:15:49,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-08 19:15:49,039 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) [2025-03-08 19:15:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-08 19:15:49,039 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2025-03-08 19:15:49,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:49,039 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-08 19:15:49,039 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) [2025-03-08 19:15:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-08 19:15:49,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-08 19:15:49,042 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 19:15:49,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-08 19:15:49,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:15:49,244 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-08 19:15:49,246 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-08 19:15:50,418 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 19:15:50,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 07:15:50 BoogieIcfgContainer [2025-03-08 19:15:50,429 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 19:15:50,430 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 19:15:50,430 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 19:15:50,430 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 19:15:50,431 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:15:38" (3/4) ... [2025-03-08 19:15:50,433 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-08 19:15:50,438 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_get_drvdata [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_unregister_device [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_trigger [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure kfree [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_close [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_time [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_poll [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printk [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_disconnect [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_disable [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure strlcat [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure msleep [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_open [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_on [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_event [2025-03-08 19:15:50,439 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_set_abs_params [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_restore [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __arch_hweight32 [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure kzalloc [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_set_drvdata [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __arch_hweight16 [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_get_drvdata [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure set_bit [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_decode [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_cooked_read [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_report_key [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure paravirt_read_tsc [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_save [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __arch_hweight8 [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_cooked_read [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure input_report_abs [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure analog_button_read [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure gameport_read [2025-03-08 19:15:50,440 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_set_drvdata [2025-03-08 19:15:50,473 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 196 nodes and edges [2025-03-08 19:15:50,477 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2025-03-08 19:15:50,479 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2025-03-08 19:15:50,482 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-03-08 19:15:50,484 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-03-08 19:15:50,486 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-03-08 19:15:50,491 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-08 19:15:50,667 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-08 19:15:50,668 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-08 19:15:50,668 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 19:15:50,669 INFO L158 Benchmark]: Toolchain (without parser) took 19638.99ms. Allocated memory was 142.6MB in the beginning and 746.6MB in the end (delta: 604.0MB). Free memory was 106.7MB in the beginning and 252.9MB in the end (delta: -146.2MB). Peak memory consumption was 449.9MB. Max. memory is 16.1GB. [2025-03-08 19:15:50,669 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 201.3MB. Free memory is still 121.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 19:15:50,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 873.16ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 86.3MB in the end (delta: 20.4MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2025-03-08 19:15:50,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.10ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 71.5MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 19:15:50,669 INFO L158 Benchmark]: Boogie Preprocessor took 215.12ms. Allocated memory is still 142.6MB. Free memory was 71.5MB in the beginning and 43.7MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 19:15:50,670 INFO L158 Benchmark]: IcfgBuilder took 6553.89ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 43.7MB in the beginning and 123.4MB in the end (delta: -79.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2025-03-08 19:15:50,670 INFO L158 Benchmark]: TraceAbstraction took 11645.03ms. Allocated memory was 192.9MB in the beginning and 746.6MB in the end (delta: 553.6MB). Free memory was 121.7MB in the beginning and 290.4MB in the end (delta: -168.7MB). Peak memory consumption was 385.7MB. Max. memory is 16.1GB. [2025-03-08 19:15:50,670 INFO L158 Benchmark]: Witness Printer took 238.11ms. Allocated memory is still 746.6MB. Free memory was 290.4MB in the beginning and 252.9MB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 19:15:50,671 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 201.3MB. Free memory is still 121.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 873.16ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 86.3MB in the end (delta: 20.4MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.10ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 71.5MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 215.12ms. Allocated memory is still 142.6MB. Free memory was 71.5MB in the beginning and 43.7MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * IcfgBuilder took 6553.89ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 43.7MB in the beginning and 123.4MB in the end (delta: -79.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * TraceAbstraction took 11645.03ms. Allocated memory was 192.9MB in the beginning and 746.6MB in the end (delta: 553.6MB). Free memory was 121.7MB in the beginning and 290.4MB in the end (delta: -168.7MB). Peak memory consumption was 385.7MB. Max. memory is 16.1GB. * Witness Printer took 238.11ms. Allocated memory is still 746.6MB. Free memory was 290.4MB in the beginning and 252.9MB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. 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, 1474 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 5, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1414 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1413 mSDsluCounter, 11923 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5932 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 987 IncrementalHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 5991 mSDtfsCounter, 987 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=1014occurred 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: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.5s 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! [2025-03-08 19:15:50,738 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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