./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_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/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_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1 --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 [2024-12-02 14:30:35,086 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:30:35,142 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 14:30:35,147 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:30:35,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:30:35,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:30:35,168 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:30:35,168 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:30:35,169 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:30:35,169 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:30:35,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:30:35,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:30:35,169 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:30:35,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:30:35,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:30:35,170 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:30:35,171 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:30:35,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:30:35,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:30:35,171 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:30:35,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:30:35,172 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 14:30:35,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 14:30:35,172 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:30:35,172 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:30:35,172 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:30:35,172 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:30:35,172 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_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1 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 [2024-12-02 14:30:35,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:30:35,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:30:35,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:30:35,415 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:30:35,415 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:30:35,416 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2024-12-02 14:30:38,029 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/data/5280c1396/6199cc0fb96a47108968cf8e64fea3f5/FLAG28a00279f [2024-12-02 14:30:38,371 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:30:38,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2024-12-02 14:30:38,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/data/5280c1396/6199cc0fb96a47108968cf8e64fea3f5/FLAG28a00279f [2024-12-02 14:30:38,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/data/5280c1396/6199cc0fb96a47108968cf8e64fea3f5 [2024-12-02 14:30:38,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:30:38,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:30:38,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:30:38,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:30:38,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:30:38,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:30:38" (1/1) ... [2024-12-02 14:30:38,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eab8e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:38, skipping insertion in model container [2024-12-02 14:30:38,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:30:38" (1/1) ... [2024-12-02 14:30:38,677 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:30:38,944 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-12-02 14:30:38,945 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] [2024-12-02 14:30:39,060 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_81812aa3-64da-420f-ad79-1bf54e1bae0b/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] [2024-12-02 14:30:39,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:30:39,348 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:30:39,416 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-12-02 14:30:39,417 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] [2024-12-02 14:30:39,419 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] [2024-12-02 14:30:39,421 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] [2024-12-02 14:30:39,424 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] [2024-12-02 14:30:39,424 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] [2024-12-02 14:30:39,448 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] [2024-12-02 14:30:39,449 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] [2024-12-02 14:30:39,450 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] [2024-12-02 14:30:39,450 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] [2024-12-02 14:30:39,451 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] [2024-12-02 14:30:39,451 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] [2024-12-02 14:30:39,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] [2024-12-02 14:30:39,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] [2024-12-02 14:30:39,455 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_81812aa3-64da-420f-ad79-1bf54e1bae0b/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] [2024-12-02 14:30:39,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:30:39,584 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:30:39,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39 WrapperNode [2024-12-02 14:30:39,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:30:39,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:30:39,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:30:39,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:30:39,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,699 INFO L138 Inliner]: procedures = 120, calls = 709, calls flagged for inlining = 40, calls inlined = 38, statements flattened = 2317 [2024-12-02 14:30:39,699 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:30:39,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:30:39,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:30:39,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:30:39,708 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,721 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,808 INFO L175 MemorySlicer]: Split 482 memory accesses to 19 slices as follows [28, 252, 2, 22, 3, 2, 1, 3, 1, 18, 7, 21, 23, 6, 9, 9, 5, 51, 19]. 52 percent of accesses are in the largest equivalence class. The 134 initializations are split as follows [0, 7, 2, 0, 0, 0, 0, 0, 0, 18, 7, 16, 16, 4, 6, 4, 3, 51, 0]. The 145 writes are split as follows [24, 75, 0, 22, 0, 1, 0, 1, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 17]. [2024-12-02 14:30:39,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,883 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,911 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:30:39,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:30:39,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:30:39,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:30:39,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (1/1) ... [2024-12-02 14:30:39,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:30:39,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:30:39,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:30:39,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:30:39,993 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2024-12-02 14:30:39,993 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2024-12-02 14:30:39,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-12-02 14:30:39,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2024-12-02 14:30:39,994 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 14:30:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 14:30:39,995 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2024-12-02 14:30:39,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 14:30:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 14:30:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 14:30:39,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 14:30:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2024-12-02 14:30:39,998 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2024-12-02 14:30:39,998 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 14:30:39,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2024-12-02 14:30:39,998 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2024-12-02 14:30:39,998 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-12-02 14:30:39,998 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 14:30:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-12-02 14:30:39,999 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-12-02 14:30:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2024-12-02 14:30:39,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-12-02 14:30:40,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 14:30:40,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 14:30:40,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:30:40,000 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2024-12-02 14:30:40,000 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2024-12-02 14:30:40,000 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2024-12-02 14:30:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 14:30:40,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 14:30:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2024-12-02 14:30:40,002 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2024-12-02 14:30:40,002 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 14:30:40,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-12-02 14:30:40,002 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2024-12-02 14:30:40,002 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 14:30:40,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2024-12-02 14:30:40,003 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-12-02 14:30:40,003 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2024-12-02 14:30:40,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2024-12-02 14:30:40,003 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2024-12-02 14:30:40,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-12-02 14:30:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2024-12-02 14:30:40,004 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 14:30:40,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2024-12-02 14:30:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2024-12-02 14:30:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2024-12-02 14:30:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 14:30:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2024-12-02 14:30:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-12-02 14:30:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 14:30:40,005 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 14:30:40,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2024-12-02 14:30:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2024-12-02 14:30:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2024-12-02 14:30:40,006 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2024-12-02 14:30:40,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-12-02 14:30:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-12-02 14:30:40,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:30:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:30:40,007 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2024-12-02 14:30:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2024-12-02 14:30:40,007 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2024-12-02 14:30:40,007 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2024-12-02 14:30:40,398 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:30:40,400 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:30:40,465 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 14:30:47,470 INFO L? ?]: Removed 820 outVars from TransFormulas that were not future-live. [2024-12-02 14:30:47,471 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:30:47,494 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:30:47,494 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-02 14:30:47,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:30:47 BoogieIcfgContainer [2024-12-02 14:30:47,495 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:30:47,497 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:30:47,497 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:30:47,501 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:30:47,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:30:38" (1/3) ... [2024-12-02 14:30:47,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a2ff04e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:30:47, skipping insertion in model container [2024-12-02 14:30:47,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:30:39" (2/3) ... [2024-12-02 14:30:47,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a2ff04e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:30:47, skipping insertion in model container [2024-12-02 14:30:47,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:30:47" (3/3) ... [2024-12-02 14:30:47,504 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 [2024-12-02 14:30:47,514 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:30:47,516 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. [2024-12-02 14:30:47,576 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:30:47,585 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;@2a899ef3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:30:47,585 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:30:47,591 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) [2024-12-02 14:30:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-02 14:30:47,597 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:30:47,597 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] [2024-12-02 14:30:47,598 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:30:47,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:30:47,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1658315213, now seen corresponding path program 1 times [2024-12-02 14:30:47,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:30:47,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381635758] [2024-12-02 14:30:47,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:30:47,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:30:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:30:48,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:30:48,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:30:48,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381635758] [2024-12-02 14:30:48,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381635758] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:30:48,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:30:48,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:30:48,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418878791] [2024-12-02 14:30:48,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:30:48,524 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:30:48,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:30:48,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:30:48,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:30:48,544 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) [2024-12-02 14:30:48,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:30:48,746 INFO L93 Difference]: Finished difference Result 1906 states and 2746 transitions. [2024-12-02 14:30:48,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:30:48,747 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 [2024-12-02 14:30:48,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:30:48,763 INFO L225 Difference]: With dead ends: 1906 [2024-12-02 14:30:48,763 INFO L226 Difference]: Without dead ends: 956 [2024-12-02 14:30:48,769 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 [2024-12-02 14:30:48,772 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 [2024-12-02 14:30:48,772 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] [2024-12-02 14:30:48,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 956 states. [2024-12-02 14:30:48,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 956 to 956. [2024-12-02 14:30:48,844 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) [2024-12-02 14:30:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 956 states and 1352 transitions. [2024-12-02 14:30:48,856 INFO L78 Accepts]: Start accepts. Automaton has 956 states and 1352 transitions. Word has length 20 [2024-12-02 14:30:48,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:30:48,857 INFO L471 AbstractCegarLoop]: Abstraction has 956 states and 1352 transitions. [2024-12-02 14:30:48,857 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) [2024-12-02 14:30:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1352 transitions. [2024-12-02 14:30:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-02 14:30:48,858 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:30:48,859 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] [2024-12-02 14:30:48,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 14:30:48,859 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:30:48,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:30:48,860 INFO L85 PathProgramCache]: Analyzing trace with hash -633602070, now seen corresponding path program 1 times [2024-12-02 14:30:48,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:30:48,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383537375] [2024-12-02 14:30:48,860 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:30:48,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:30:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:30:49,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-02 14:30:49,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:30:49,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383537375] [2024-12-02 14:30:49,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383537375] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:30:49,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:30:49,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:30:49,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133676835] [2024-12-02 14:30:49,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:30:49,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:30:49,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:30:49,848 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:30:49,848 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:30:49,848 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) [2024-12-02 14:30:50,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:30:50,021 INFO L93 Difference]: Finished difference Result 1928 states and 2735 transitions. [2024-12-02 14:30:50,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:30:50,022 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 [2024-12-02 14:30:50,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:30:50,029 INFO L225 Difference]: With dead ends: 1928 [2024-12-02 14:30:50,029 INFO L226 Difference]: Without dead ends: 988 [2024-12-02 14:30:50,031 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 [2024-12-02 14:30:50,032 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 [2024-12-02 14:30:50,032 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] [2024-12-02 14:30:50,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2024-12-02 14:30:50,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 960. [2024-12-02 14:30:50,066 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) [2024-12-02 14:30:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1358 transitions. [2024-12-02 14:30:50,074 INFO L78 Accepts]: Start accepts. Automaton has 960 states and 1358 transitions. Word has length 41 [2024-12-02 14:30:50,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:30:50,074 INFO L471 AbstractCegarLoop]: Abstraction has 960 states and 1358 transitions. [2024-12-02 14:30:50,074 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) [2024-12-02 14:30:50,074 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1358 transitions. [2024-12-02 14:30:50,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-02 14:30:50,076 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:30:50,076 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] [2024-12-02 14:30:50,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 14:30:50,076 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:30:50,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:30:50,077 INFO L85 PathProgramCache]: Analyzing trace with hash 587015590, now seen corresponding path program 1 times [2024-12-02 14:30:50,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:30:50,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420210638] [2024-12-02 14:30:50,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:30:50,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:30:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:30:50,871 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-02 14:30:50,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:30:50,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420210638] [2024-12-02 14:30:50,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420210638] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:30:50,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618478990] [2024-12-02 14:30:50,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:30:50,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:30:50,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:30:50,875 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:30:50,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 14:30:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:30:51,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 14:30:51,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:30:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-02 14:30:51,946 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:30:51,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [618478990] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:30:51,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:30:51,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 14:30:51,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844578832] [2024-12-02 14:30:51,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:30:51,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:30:51,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:30:51,948 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:30:51,948 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:30:51,949 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) [2024-12-02 14:30:52,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:30:52,006 INFO L93 Difference]: Finished difference Result 964 states and 1362 transitions. [2024-12-02 14:30:52,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:30:52,006 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 [2024-12-02 14:30:52,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:30:52,011 INFO L225 Difference]: With dead ends: 964 [2024-12-02 14:30:52,011 INFO L226 Difference]: Without dead ends: 961 [2024-12-02 14:30:52,012 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:30:52,012 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 [2024-12-02 14:30:52,013 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] [2024-12-02 14:30:52,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2024-12-02 14:30:52,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 961. [2024-12-02 14:30:52,035 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) [2024-12-02 14:30:52,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 961 states and 1359 transitions. [2024-12-02 14:30:52,039 INFO L78 Accepts]: Start accepts. Automaton has 961 states and 1359 transitions. Word has length 43 [2024-12-02 14:30:52,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:30:52,039 INFO L471 AbstractCegarLoop]: Abstraction has 961 states and 1359 transitions. [2024-12-02 14:30:52,039 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) [2024-12-02 14:30:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1359 transitions. [2024-12-02 14:30:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-02 14:30:52,040 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:30:52,041 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] [2024-12-02 14:30:52,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 14:30:52,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:30:52,241 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:30:52,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:30:52,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1465834714, now seen corresponding path program 1 times [2024-12-02 14:30:52,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:30:52,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418009240] [2024-12-02 14:30:52,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:30:52,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:30:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:30:52,936 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-02 14:30:52,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:30:52,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418009240] [2024-12-02 14:30:52,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418009240] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:30:52,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059146147] [2024-12-02 14:30:52,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:30:52,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:30:52,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:30:52,939 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:30:52,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 14:30:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:30:53,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 14:30:53,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:30:54,073 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-02 14:30:54,073 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:30:54,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059146147] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:30:54,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:30:54,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 14:30:54,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726418890] [2024-12-02 14:30:54,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:30:54,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:30:54,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:30:54,075 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:30:54,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:30:54,075 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) [2024-12-02 14:30:54,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:30:54,197 INFO L93 Difference]: Finished difference Result 1955 states and 2774 transitions. [2024-12-02 14:30:54,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:30:54,198 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 [2024-12-02 14:30:54,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:30:54,202 INFO L225 Difference]: With dead ends: 1955 [2024-12-02 14:30:54,202 INFO L226 Difference]: Without dead ends: 1010 [2024-12-02 14:30:54,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:30:54,205 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 [2024-12-02 14:30:54,206 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] [2024-12-02 14:30:54,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2024-12-02 14:30:54,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 1010. [2024-12-02 14:30:54,227 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) [2024-12-02 14:30:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1429 transitions. [2024-12-02 14:30:54,231 INFO L78 Accepts]: Start accepts. Automaton has 1010 states and 1429 transitions. Word has length 45 [2024-12-02 14:30:54,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:30:54,232 INFO L471 AbstractCegarLoop]: Abstraction has 1010 states and 1429 transitions. [2024-12-02 14:30:54,232 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) [2024-12-02 14:30:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1429 transitions. [2024-12-02 14:30:54,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-02 14:30:54,233 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:30:54,234 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] [2024-12-02 14:30:54,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 14:30:54,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:30:54,434 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:30:54,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:30:54,435 INFO L85 PathProgramCache]: Analyzing trace with hash -211945513, now seen corresponding path program 1 times [2024-12-02 14:30:54,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:30:54,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888546136] [2024-12-02 14:30:54,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:30:54,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:30:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:30:55,065 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-02 14:30:55,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:30:55,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888546136] [2024-12-02 14:30:55,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888546136] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:30:55,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102733165] [2024-12-02 14:30:55,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:30:55,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:30:55,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:30:55,068 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:30:55,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 14:30:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:30:55,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 1481 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 14:30:55,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:30:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-02 14:30:56,267 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:30:56,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2102733165] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:30:56,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:30:56,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2024-12-02 14:30:56,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273617410] [2024-12-02 14:30:56,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:30:56,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:30:56,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:30:56,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:30:56,269 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 14:30:56,269 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) [2024-12-02 14:30:56,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:30:56,360 INFO L93 Difference]: Finished difference Result 1996 states and 2833 transitions. [2024-12-02 14:30:56,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:30:56,360 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 [2024-12-02 14:30:56,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:30:56,362 INFO L225 Difference]: With dead ends: 1996 [2024-12-02 14:30:56,362 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 14:30:56,366 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 [2024-12-02 14:30:56,367 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 [2024-12-02 14:30:56,367 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] [2024-12-02 14:30:56,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 14:30:56,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 14:30:56,368 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) [2024-12-02 14:30:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 14:30:56,368 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2024-12-02 14:30:56,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:30:56,369 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 14:30:56,369 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) [2024-12-02 14:30:56,369 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 14:30:56,369 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 14:30:56,371 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 14:30:56,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 14:30:56,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:30:56,574 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-12-02 14:30:56,576 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-12-02 14:30:58,446 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 14:30:58,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:30:58 BoogieIcfgContainer [2024-12-02 14:30:58,463 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 14:30:58,463 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 14:30:58,463 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 14:30:58,464 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 14:30:58,464 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:30:47" (3/4) ... [2024-12-02 14:30:58,466 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 14:30:58,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_get_drvdata [2024-12-02 14:30:58,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_unregister_device [2024-12-02 14:30:58,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_trigger [2024-12-02 14:30:58,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2024-12-02 14:30:58,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2024-12-02 14:30:58,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_close [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_time [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_poll [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_disconnect [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_disable [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure strlcat [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_open [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_on [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_event [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_set_abs_params [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_restore [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __arch_hweight32 [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_drvdata [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __arch_hweight16 [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_get_drvdata [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure set_bit [2024-12-02 14:30:58,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_decode [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_cooked_read [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_report_key [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure paravirt_read_tsc [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_save [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __arch_hweight8 [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_cooked_read [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure input_report_abs [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure analog_button_read [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_read [2024-12-02 14:30:58,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_set_drvdata [2024-12-02 14:30:58,502 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 217 nodes and edges [2024-12-02 14:30:58,505 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2024-12-02 14:30:58,508 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-12-02 14:30:58,511 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-02 14:30:58,513 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-02 14:30:58,517 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-02 14:30:58,519 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 14:30:58,731 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 14:30:58,732 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 14:30:58,732 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 14:30:58,733 INFO L158 Benchmark]: Toolchain (without parser) took 20118.19ms. Allocated memory was 142.6MB in the beginning and 654.3MB in the end (delta: 511.7MB). Free memory was 111.6MB in the beginning and 357.0MB in the end (delta: -245.4MB). Peak memory consumption was 258.2MB. Max. memory is 16.1GB. [2024-12-02 14:30:58,733 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:30:58,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 970.13ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 85.0MB in the end (delta: 26.3MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2024-12-02 14:30:58,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.10ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 70.4MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 14:30:58,734 INFO L158 Benchmark]: Boogie Preprocessor took 237.61ms. Allocated memory is still 142.6MB. Free memory was 70.4MB in the beginning and 87.5MB in the end (delta: -17.1MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2024-12-02 14:30:58,734 INFO L158 Benchmark]: RCFGBuilder took 7557.26ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 87.5MB in the beginning and 175.9MB in the end (delta: -88.4MB). Peak memory consumption was 134.1MB. Max. memory is 16.1GB. [2024-12-02 14:30:58,734 INFO L158 Benchmark]: TraceAbstraction took 10965.87ms. Allocated memory was 310.4MB in the beginning and 654.3MB in the end (delta: 343.9MB). Free memory was 175.9MB in the beginning and 394.4MB in the end (delta: -218.5MB). Peak memory consumption was 122.8MB. Max. memory is 16.1GB. [2024-12-02 14:30:58,735 INFO L158 Benchmark]: Witness Printer took 268.43ms. Allocated memory is still 654.3MB. Free memory was 394.4MB in the beginning and 357.0MB in the end (delta: 37.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 14:30:58,736 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 970.13ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 85.0MB in the end (delta: 26.3MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.10ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 70.4MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 237.61ms. Allocated memory is still 142.6MB. Free memory was 70.4MB in the beginning and 87.5MB in the end (delta: -17.1MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * RCFGBuilder took 7557.26ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 87.5MB in the beginning and 175.9MB in the end (delta: -88.4MB). Peak memory consumption was 134.1MB. Max. memory is 16.1GB. * TraceAbstraction took 10965.87ms. Allocated memory was 310.4MB in the beginning and 654.3MB in the end (delta: 343.9MB). Free memory was 175.9MB in the beginning and 394.4MB in the end (delta: -218.5MB). Peak memory consumption was 122.8MB. Max. memory is 16.1GB. * Witness Printer took 268.43ms. Allocated memory is still 654.3MB. Free memory was 394.4MB in the beginning and 357.0MB in the end (delta: 37.4MB). 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: 9.0s, OverallIterations: 5, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1409 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1408 mSDsluCounter, 12821 SdHoareTripleChecker+Invalid, 0.3s 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, 0.2s 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 28 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s 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! [2024-12-02 14:30:58,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81812aa3-64da-420f-ad79-1bf54e1bae0b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE