./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB --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-dev-d790fec [2024-11-28 05:21:36,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:21:36,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 05:21:36,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:21:36,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:21:37,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:21:37,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:21:37,031 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:21:37,031 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:21:37,031 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:21:37,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:21:37,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:21:37,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:21:37,032 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:21:37,032 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:21:37,032 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:21:37,032 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:21:37,034 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:21:37,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:21:37,035 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:21:37,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:21:37,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:21:37,035 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:21:37,035 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:21:37,036 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:21:37,036 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:21:37,036 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:21:37,036 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:21:37,036 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:21:37,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:21:37,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:21:37,037 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:21:37,037 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:21:37,037 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:21:37,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:21:37,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:21:37,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:21:37,037 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:21:37,037 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:21:37,038 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:21:37,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:21:37,038 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:21:37,038 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:21:37,038 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:21:37,038 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:21:37,038 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 05:21:37,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:21:37,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:21:37,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:21:37,451 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:21:37,451 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:21:37,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2024-11-28 05:21:40,770 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/data/c4b63f1a2/7a53d5bcefde43eba88c18058c6c6129/FLAG30bf0bc70 [2024-11-28 05:21:41,348 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:21:41,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2024-11-28 05:21:41,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/data/c4b63f1a2/7a53d5bcefde43eba88c18058c6c6129/FLAG30bf0bc70 [2024-11-28 05:21:41,426 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/data/c4b63f1a2/7a53d5bcefde43eba88c18058c6c6129 [2024-11-28 05:21:41,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:21:41,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:21:41,433 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:21:41,433 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:21:41,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:21:41,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:21:41" (1/1) ... [2024-11-28 05:21:41,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4cc957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:41, skipping insertion in model container [2024-11-28 05:21:41,443 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:21:41" (1/1) ... [2024-11-28 05:21:41,528 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:21:42,049 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-11-28 05:21:42,050 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2024-11-28 05:21:42,211 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/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] [2024-11-28 05:21:42,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:21:42,718 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:21:42,856 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-11-28 05:21:42,856 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2024-11-28 05:21:42,862 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] [2024-11-28 05:21:42,865 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] [2024-11-28 05:21:42,870 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] [2024-11-28 05:21:42,871 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] [2024-11-28 05:21:42,874 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] [2024-11-28 05:21:42,874 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] [2024-11-28 05:21:42,879 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] [2024-11-28 05:21:42,883 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] [2024-11-28 05:21:42,885 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] [2024-11-28 05:21:42,889 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] [2024-11-28 05:21:42,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] [2024-11-28 05:21:42,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] [2024-11-28 05:21:42,901 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/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] [2024-11-28 05:21:43,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:21:43,213 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:21:43,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43 WrapperNode [2024-11-28 05:21:43,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:21:43,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:21:43,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:21:43,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:21:43,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,460 INFO L138 Inliner]: procedures = 120, calls = 709, calls flagged for inlining = 40, calls inlined = 38, statements flattened = 2317 [2024-11-28 05:21:43,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:21:43,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:21:43,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:21:43,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:21:43,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,507 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,713 INFO L175 MemorySlicer]: Split 482 memory accesses to 19 slices as follows [2, 28, 18, 22, 1, 3, 7, 21, 51, 23, 252, 1, 6, 9, 2, 9, 5, 3, 19]. 52 percent of accesses are in the largest equivalence class. The 134 initializations are split as follows [2, 0, 18, 0, 0, 0, 7, 16, 51, 16, 7, 0, 4, 6, 0, 4, 3, 0, 0]. The 145 writes are split as follows [0, 24, 0, 22, 0, 0, 0, 0, 0, 5, 75, 0, 0, 0, 1, 0, 0, 1, 17]. [2024-11-28 05:21:43,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,874 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,912 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:43,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:21:43,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:21:43,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:21:43,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:21:43,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (1/1) ... [2024-11-28 05:21:44,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:21:44,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:21:44,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:21:44,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:21:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2024-11-28 05:21:44,105 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2024-11-28 05:21:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-28 05:21:44,105 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-28 05:21:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2024-11-28 05:21:44,105 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2024-11-28 05:21:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 05:21:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 05:21:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 05:21:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 05:21:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 05:21:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 05:21:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 05:21:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 05:21:44,109 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2024-11-28 05:21:44,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 05:21:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 05:21:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 05:21:44,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 05:21:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 05:21:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 05:21:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 05:21:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 05:21:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2024-11-28 05:21:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2024-11-28 05:21:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 05:21:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2024-11-28 05:21:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2024-11-28 05:21:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2024-11-28 05:21:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-28 05:21:44,116 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 05:21:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-28 05:21:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2024-11-28 05:21:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-28 05:21:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 05:21:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 05:21:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 05:21:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:21:44,120 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:21:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 05:21:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2024-11-28 05:21:44,120 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2024-11-28 05:21:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:21:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2024-11-28 05:21:44,120 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2024-11-28 05:21:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 05:21:44,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 05:21:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2024-11-28 05:21:44,122 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2024-11-28 05:21:44,122 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 05:21:44,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 05:21:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-28 05:21:44,123 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2024-11-28 05:21:44,123 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 05:21:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 05:21:44,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 05:21:44,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 05:21:44,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 05:21:44,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 05:21:44,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2024-11-28 05:21:44,128 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-28 05:21:44,128 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2024-11-28 05:21:44,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2024-11-28 05:21:44,128 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-11-28 05:21:44,128 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-11-28 05:21:44,128 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2024-11-28 05:21:44,129 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 05:21:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2024-11-28 05:21:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2024-11-28 05:21:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2024-11-28 05:21:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 05:21:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2024-11-28 05:21:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-28 05:21:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-28 05:21:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 05:21:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 05:21:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2024-11-28 05:21:44,134 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2024-11-28 05:21:44,134 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2024-11-28 05:21:44,134 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-28 05:21:44,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:21:44,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2024-11-28 05:21:44,134 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2024-11-28 05:21:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2024-11-28 05:21:44,134 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2024-11-28 05:21:44,817 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:21:44,820 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:21:44,920 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 05:21:53,403 INFO L? ?]: Removed 820 outVars from TransFormulas that were not future-live. [2024-11-28 05:21:53,404 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:21:53,453 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:21:53,453 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 05:21:53,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:21:53 BoogieIcfgContainer [2024-11-28 05:21:53,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:21:53,455 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:21:53,455 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:21:53,466 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:21:53,466 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:21:41" (1/3) ... [2024-11-28 05:21:53,467 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e35cf39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:21:53, skipping insertion in model container [2024-11-28 05:21:53,467 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:43" (2/3) ... [2024-11-28 05:21:53,468 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e35cf39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:21:53, skipping insertion in model container [2024-11-28 05:21:53,469 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:21:53" (3/3) ... [2024-11-28 05:21:53,471 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 [2024-11-28 05:21:53,492 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:21:53,500 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, 929 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-28 05:21:53,615 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:21:53,631 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;@1fedb93c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:21:53,631 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:21:53,638 INFO L276 IsEmpty]: Start isEmpty. Operand has 928 states, 745 states have (on average 1.4201342281879195) internal successors, (1058), 761 states have internal predecessors, (1058), 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) [2024-11-28 05:21:53,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-28 05:21:53,646 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:53,647 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] [2024-11-28 05:21:53,647 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:53,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:53,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1658315213, now seen corresponding path program 1 times [2024-11-28 05:21:53,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:53,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369190959] [2024-11-28 05:21:53,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:53,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:55,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:21:55,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:55,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369190959] [2024-11-28 05:21:55,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369190959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:55,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:55,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:21:55,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908634234] [2024-11-28 05:21:55,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:55,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:21:55,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:55,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:21:55,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:21:55,273 INFO L87 Difference]: Start difference. First operand has 928 states, 745 states have (on average 1.4201342281879195) internal successors, (1058), 761 states have internal predecessors, (1058), 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) [2024-11-28 05:21:55,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:55,615 INFO L93 Difference]: Finished difference Result 1906 states and 2746 transitions. [2024-11-28 05:21:55,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:21:55,620 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 [2024-11-28 05:21:55,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:55,651 INFO L225 Difference]: With dead ends: 1906 [2024-11-28 05:21:55,654 INFO L226 Difference]: Without dead ends: 956 [2024-11-28 05:21:55,666 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 [2024-11-28 05:21:55,671 INFO L435 NwaCegarLoop]: 1312 mSDtfsCounter, 76 mSDsluCounter, 1292 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 2604 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:55,672 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 2604 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 05:21:55,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 956 states. [2024-11-28 05:21:55,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 956 to 956. [2024-11-28 05:21:55,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 956 states, 773 states have (on average 1.3984476067270375) internal successors, (1081), 783 states have internal predecessors, (1081), 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) [2024-11-28 05:21:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 956 states and 1352 transitions. [2024-11-28 05:21:55,840 INFO L78 Accepts]: Start accepts. Automaton has 956 states and 1352 transitions. Word has length 20 [2024-11-28 05:21:55,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:55,844 INFO L471 AbstractCegarLoop]: Abstraction has 956 states and 1352 transitions. [2024-11-28 05:21:55,844 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) [2024-11-28 05:21:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1352 transitions. [2024-11-28 05:21:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-28 05:21:55,847 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:55,848 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] [2024-11-28 05:21:55,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 05:21:55,848 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:55,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:55,849 INFO L85 PathProgramCache]: Analyzing trace with hash -633602070, now seen corresponding path program 1 times [2024-11-28 05:21:55,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:55,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986845053] [2024-11-28 05:21:55,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:55,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 05:21:57,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:57,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986845053] [2024-11-28 05:21:57,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986845053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:57,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:57,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:21:57,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762681315] [2024-11-28 05:21:57,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:57,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:21:57,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:57,196 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:21:57,196 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:21:57,196 INFO L87 Difference]: Start difference. First operand 956 states and 1352 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) [2024-11-28 05:21:57,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:57,449 INFO L93 Difference]: Finished difference Result 1928 states and 2735 transitions. [2024-11-28 05:21:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:21:57,450 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 [2024-11-28 05:21:57,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:57,460 INFO L225 Difference]: With dead ends: 1928 [2024-11-28 05:21:57,460 INFO L226 Difference]: Without dead ends: 988 [2024-11-28 05:21:57,466 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 [2024-11-28 05:21:57,467 INFO L435 NwaCegarLoop]: 1279 mSDtfsCounter, 18 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 2555 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:57,467 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 2555 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 05:21:57,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2024-11-28 05:21:57,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 960. [2024-11-28 05:21:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 960 states, 777 states have (on average 1.398970398970399) internal successors, (1087), 787 states have internal predecessors, (1087), 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) [2024-11-28 05:21:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1358 transitions. [2024-11-28 05:21:57,538 INFO L78 Accepts]: Start accepts. Automaton has 960 states and 1358 transitions. Word has length 41 [2024-11-28 05:21:57,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:57,538 INFO L471 AbstractCegarLoop]: Abstraction has 960 states and 1358 transitions. [2024-11-28 05:21:57,539 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) [2024-11-28 05:21:57,539 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1358 transitions. [2024-11-28 05:21:57,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-28 05:21:57,541 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:57,542 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] [2024-11-28 05:21:57,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:21:57,542 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:57,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:57,543 INFO L85 PathProgramCache]: Analyzing trace with hash 587015590, now seen corresponding path program 1 times [2024-11-28 05:21:57,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:57,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490041] [2024-11-28 05:21:57,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:57,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:58,899 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 05:21:58,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:58,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490041] [2024-11-28 05:21:58,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490041] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:21:58,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303634228] [2024-11-28 05:21:58,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:58,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:21:58,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:21:58,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:21:58,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 05:22:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:22:00,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:22:00,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:22:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-28 05:22:00,644 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:22:00,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303634228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:22:00,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:22:00,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-28 05:22:00,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007376345] [2024-11-28 05:22:00,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:22:00,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:22:00,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:22:00,646 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:22:00,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:22:00,647 INFO L87 Difference]: Start difference. First operand 960 states and 1358 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) [2024-11-28 05:22:00,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:22:00,726 INFO L93 Difference]: Finished difference Result 964 states and 1362 transitions. [2024-11-28 05:22:00,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:22:00,726 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 [2024-11-28 05:22:00,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:22:00,734 INFO L225 Difference]: With dead ends: 964 [2024-11-28 05:22:00,739 INFO L226 Difference]: Without dead ends: 961 [2024-11-28 05:22:00,740 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:22:00,740 INFO L435 NwaCegarLoop]: 1289 mSDtfsCounter, 0 mSDsluCounter, 1283 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2572 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:22:00,741 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2572 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:22:00,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2024-11-28 05:22:00,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 961. [2024-11-28 05:22:00,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 961 states, 778 states have (on average 1.398457583547558) internal successors, (1088), 788 states have internal predecessors, (1088), 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) [2024-11-28 05:22:00,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 961 states and 1359 transitions. [2024-11-28 05:22:00,795 INFO L78 Accepts]: Start accepts. Automaton has 961 states and 1359 transitions. Word has length 43 [2024-11-28 05:22:00,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:22:00,796 INFO L471 AbstractCegarLoop]: Abstraction has 961 states and 1359 transitions. [2024-11-28 05:22:00,796 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) [2024-11-28 05:22:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1359 transitions. [2024-11-28 05:22:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-28 05:22:00,800 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:22:00,800 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] [2024-11-28 05:22:00,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 05:22:01,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:22:01,004 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:22:01,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:22:01,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1465834714, now seen corresponding path program 1 times [2024-11-28 05:22:01,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:22:01,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709366454] [2024-11-28 05:22:01,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:22:01,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:22:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:22:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 05:22:02,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:22:02,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709366454] [2024-11-28 05:22:02,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709366454] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:22:02,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573118160] [2024-11-28 05:22:02,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:22:02,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:22:02,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:22:02,097 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:22:02,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 05:22:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:22:03,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:22:03,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:22:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-28 05:22:03,661 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:22:03,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573118160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:22:03,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:22:03,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-28 05:22:03,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538806616] [2024-11-28 05:22:03,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:22:03,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:22:03,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:22:03,662 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:22:03,662 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:22:03,663 INFO L87 Difference]: Start difference. First operand 961 states and 1359 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) [2024-11-28 05:22:03,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:22:03,914 INFO L93 Difference]: Finished difference Result 1955 states and 2774 transitions. [2024-11-28 05:22:03,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:22:03,916 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 [2024-11-28 05:22:03,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:22:03,936 INFO L225 Difference]: With dead ends: 1955 [2024-11-28 05:22:03,940 INFO L226 Difference]: Without dead ends: 1010 [2024-11-28 05:22:03,943 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:22:03,948 INFO L435 NwaCegarLoop]: 1283 mSDtfsCounter, 73 mSDsluCounter, 1254 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 2537 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:22:03,949 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 2537 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 05:22:03,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2024-11-28 05:22:03,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 1010. [2024-11-28 05:22:03,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 825 states have (on average 1.4012121212121211) internal successors, (1156), 835 states have internal predecessors, (1156), 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) [2024-11-28 05:22:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1429 transitions. [2024-11-28 05:22:04,006 INFO L78 Accepts]: Start accepts. Automaton has 1010 states and 1429 transitions. Word has length 45 [2024-11-28 05:22:04,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:22:04,006 INFO L471 AbstractCegarLoop]: Abstraction has 1010 states and 1429 transitions. [2024-11-28 05:22:04,006 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) [2024-11-28 05:22:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1429 transitions. [2024-11-28 05:22:04,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-28 05:22:04,012 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:22:04,012 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] [2024-11-28 05:22:04,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 05:22:04,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:22:04,213 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:22:04,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:22:04,214 INFO L85 PathProgramCache]: Analyzing trace with hash -211945513, now seen corresponding path program 1 times [2024-11-28 05:22:04,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:22:04,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80859762] [2024-11-28 05:22:04,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:22:04,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:22:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:22:05,407 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-28 05:22:05,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:22:05,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80859762] [2024-11-28 05:22:05,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80859762] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:22:05,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086428786] [2024-11-28 05:22:05,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:22:05,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:22:05,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:22:05,412 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:22:05,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 05:22:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:22:06,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 1481 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 05:22:06,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:22:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-28 05:22:07,369 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:22:07,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086428786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:22:07,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:22:07,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2024-11-28 05:22:07,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724030567] [2024-11-28 05:22:07,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:22:07,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:22:07,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:22:07,370 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:22:07,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 05:22:07,371 INFO L87 Difference]: Start difference. First operand 1010 states and 1429 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) [2024-11-28 05:22:07,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:22:07,475 INFO L93 Difference]: Finished difference Result 1996 states and 2833 transitions. [2024-11-28 05:22:07,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:22:07,479 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 [2024-11-28 05:22:07,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:22:07,481 INFO L225 Difference]: With dead ends: 1996 [2024-11-28 05:22:07,481 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 05:22:07,485 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 [2024-11-28 05:22:07,487 INFO L435 NwaCegarLoop]: 1277 mSDtfsCounter, 1241 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 2553 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:22:07,487 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1241 Valid, 2553 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:22:07,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 05:22:07,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 05:22:07,488 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) [2024-11-28 05:22:07,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 05:22:07,489 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2024-11-28 05:22:07,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:22:07,489 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:22:07,490 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) [2024-11-28 05:22:07,490 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 05:22:07,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 05:22:07,492 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 05:22:07,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 05:22:07,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:22:07,696 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-28 05:22:07,698 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 05:22:10,179 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 05:22:10,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:22:10 BoogieIcfgContainer [2024-11-28 05:22:10,206 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 05:22:10,206 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:22:10,206 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:22:10,207 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:22:10,207 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:21:53" (3/4) ... [2024-11-28 05:22:10,215 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 05:22:10,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_get_drvdata [2024-11-28 05:22:10,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_unregister_device [2024-11-28 05:22:10,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_trigger [2024-11-28 05:22:10,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_close [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_time [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_poll [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_disconnect [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_disable [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure strlcat [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_open [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_on [2024-11-28 05:22:10,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_event [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_set_abs_params [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_restore [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __arch_hweight32 [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_drvdata [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __arch_hweight16 [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_get_drvdata [2024-11-28 05:22:10,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure set_bit [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_decode [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_cooked_read [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_report_key [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure paravirt_read_tsc [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_save [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2024-11-28 05:22:10,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __arch_hweight8 [2024-11-28 05:22:10,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_cooked_read [2024-11-28 05:22:10,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_report_abs [2024-11-28 05:22:10,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_button_read [2024-11-28 05:22:10,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_read [2024-11-28 05:22:10,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_set_drvdata [2024-11-28 05:22:10,273 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 217 nodes and edges [2024-11-28 05:22:10,277 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2024-11-28 05:22:10,281 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-11-28 05:22:10,285 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-28 05:22:10,289 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-28 05:22:10,294 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-28 05:22:10,301 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 05:22:10,638 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 05:22:10,638 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 05:22:10,639 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:22:10,640 INFO L158 Benchmark]: Toolchain (without parser) took 29209.02ms. Allocated memory was 142.6MB in the beginning and 780.1MB in the end (delta: 637.5MB). Free memory was 111.9MB in the beginning and 573.7MB in the end (delta: -461.7MB). Peak memory consumption was 168.3MB. Max. memory is 16.1GB. [2024-11-28 05:22:10,640 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:22:10,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1782.31ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 92.1MB in the end (delta: 19.6MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. [2024-11-28 05:22:10,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 245.20ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 77.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:22:10,642 INFO L158 Benchmark]: Boogie Preprocessor took 528.63ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 92.2MB in the end (delta: -15.0MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-28 05:22:10,642 INFO L158 Benchmark]: RCFGBuilder took 9462.30ms. Allocated memory was 142.6MB in the beginning and 243.3MB in the end (delta: 100.7MB). Free memory was 92.2MB in the beginning and 159.8MB in the end (delta: -67.6MB). Peak memory consumption was 132.8MB. Max. memory is 16.1GB. [2024-11-28 05:22:10,643 INFO L158 Benchmark]: TraceAbstraction took 16750.39ms. Allocated memory was 243.3MB in the beginning and 780.1MB in the end (delta: 536.9MB). Free memory was 159.8MB in the beginning and 611.1MB in the end (delta: -451.3MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. [2024-11-28 05:22:10,643 INFO L158 Benchmark]: Witness Printer took 432.42ms. Allocated memory is still 780.1MB. Free memory was 611.1MB in the beginning and 573.7MB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 05:22:10,645 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1782.31ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 92.1MB in the end (delta: 19.6MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 245.20ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 77.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 528.63ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 92.2MB in the end (delta: -15.0MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9462.30ms. Allocated memory was 142.6MB in the beginning and 243.3MB in the end (delta: 100.7MB). Free memory was 92.2MB in the beginning and 159.8MB in the end (delta: -67.6MB). Peak memory consumption was 132.8MB. Max. memory is 16.1GB. * TraceAbstraction took 16750.39ms. Allocated memory was 243.3MB in the beginning and 780.1MB in the end (delta: 536.9MB). Free memory was 159.8MB in the beginning and 611.1MB in the end (delta: -451.3MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. * Witness Printer took 432.42ms. Allocated memory is still 780.1MB. Free memory was 611.1MB in the beginning and 573.7MB 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, 929 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.1s, OverallIterations: 5, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1409 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1408 mSDsluCounter, 12821 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6381 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 6440 mSDtfsCounter, 69 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, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1010occurred 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: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 28 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 2.7s 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: 3840]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 3944]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 3900]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 3471]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3462]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 3561]: Loop Invariant Derived loop invariant: (ldv_spin == 0) - InvariantResult [Line: 3462]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 3597]: Loop Invariant Derived loop invariant: (ldv_spin == 0) - InvariantResult [Line: 3995]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 3558]: Loop Invariant Derived loop invariant: (ldv_spin == 0) RESULT: Ultimate proved your program to be correct! [2024-11-28 05:22:10,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03392b25-ccf9-4706-a19e-c1192041180b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE