./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.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 overflows Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/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_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:00:34,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:00:35,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-31 22:00:35,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:00:35,082 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:00:35,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:00:35,118 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:00:35,119 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:00:35,120 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:00:35,121 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:00:35,123 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:00:35,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:00:35,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:00:35,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:00:35,125 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:00:35,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:00:35,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:00:35,126 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:00:35,126 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:00:35,127 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:00:35,127 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:00:35,128 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:00:35,128 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:00:35,129 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:00:35,129 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:00:35,129 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:00:35,130 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:00:35,130 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:00:35,130 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:00:35,131 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:00:35,131 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:00:35,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:00:35,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:00:35,132 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:00:35,133 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:00:35,133 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:00:35,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:00:35,134 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:00:35,134 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:00:35,134 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:00:35,135 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:00:35,135 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b [2024-10-31 22:00:35,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:00:35,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:00:35,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:00:35,466 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:00:35,467 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:00:35,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/../../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 Unable to find full path for "g++" [2024-10-31 22:00:37,591 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:00:38,168 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:00:38,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/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 [2024-10-31 22:00:38,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/data/beb7c567c/f9b183bf5e0e4605935669a2e5ca081d/FLAG6a605a36c [2024-10-31 22:00:38,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/data/beb7c567c/f9b183bf5e0e4605935669a2e5ca081d [2024-10-31 22:00:38,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:00:38,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:00:38,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:38,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:00:38,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:00:38,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:38" (1/1) ... [2024-10-31 22:00:38,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@748187d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:38, skipping insertion in model container [2024-10-31 22:00:38,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:38" (1/1) ... [2024-10-31 22:00:38,798 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:00:39,263 WARN L1334 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-10-31 22:00:39,294 WARN L1334 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2024-10-31 22:00:39,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:39,901 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:00:39,985 WARN L1334 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-10-31 22:00:39,986 WARN L1334 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2024-10-31 22:00:39,989 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] [2024-10-31 22:00:39,991 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] [2024-10-31 22:00:39,995 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] [2024-10-31 22:00:39,996 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] [2024-10-31 22:00:39,998 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] [2024-10-31 22:00:39,998 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] [2024-10-31 22:00:40,000 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] [2024-10-31 22:00:40,001 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] [2024-10-31 22:00:40,004 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] [2024-10-31 22:00:40,005 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] [2024-10-31 22:00:40,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] [2024-10-31 22:00:40,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] [2024-10-31 22:00:40,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:40,246 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:00:40,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40 WrapperNode [2024-10-31 22:00:40,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:40,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:40,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:00:40,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:00:40,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,566 INFO L138 Inliner]: procedures = 120, calls = 710, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 2510 [2024-10-31 22:00:40,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:40,568 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:00:40,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:00:40,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:00:40,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,612 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,773 INFO L175 MemorySlicer]: Split 482 memory accesses to 19 slices as follows [2, 28, 1, 22, 51, 2, 18, 7, 21, 23, 6, 9, 9, 3, 1, 5, 252, 19, 3]. 52 percent of accesses are in the largest equivalence class. The 134 initializations are split as follows [2, 0, 0, 0, 51, 0, 18, 7, 16, 16, 4, 6, 4, 0, 0, 3, 7, 0, 0]. The 145 writes are split as follows [0, 24, 0, 22, 0, 1, 0, 0, 0, 5, 0, 0, 0, 1, 0, 0, 75, 17, 0]. [2024-10-31 22:00:40,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:00:40,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:00:40,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:00:40,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:00:40,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (1/1) ... [2024-10-31 22:00:40,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:00:40,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec24a15-20c6-46b8-b23f-4043b81270a3/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:00:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2024-10-31 22:00:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2024-10-31 22:00:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-10-31 22:00:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-10-31 22:00:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2024-10-31 22:00:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2024-10-31 22:00:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:00:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:00:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:00:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:00:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:00:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:00:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:00:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-31 22:00:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-31 22:00:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-31 22:00:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-31 22:00:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-31 22:00:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-31 22:00:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-31 22:00:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-31 22:00:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-31 22:00:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-31 22:00:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-31 22:00:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-31 22:00:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-10-31 22:00:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-10-31 22:00:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2024-10-31 22:00:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2024-10-31 22:00:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:00:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:00:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-31 22:00:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-31 22:00:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-31 22:00:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-31 22:00:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-31 22:00:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-31 22:00:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-31 22:00:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-31 22:00:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-31 22:00:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-31 22:00:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-31 22:00:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:00:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:00:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:00:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:00:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:00:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:00:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:00:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:00:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 22:00:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-31 22:00:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-31 22:00:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-31 22:00:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-31 22:00:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-31 22:00:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-31 22:00:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-31 22:00:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-31 22:00:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-31 22:00:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-31 22:00:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2024-10-31 22:00:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2024-10-31 22:00:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2024-10-31 22:00:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2024-10-31 22:00:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-31 22:00:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-31 22:00:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2024-10-31 22:00:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2024-10-31 22:00:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2024-10-31 22:00:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2024-10-31 22:00:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-10-31 22:00:41,042 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-10-31 22:00:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:00:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:00:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:00:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:00:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:00:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:00:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:00:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:00:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 22:00:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-31 22:00:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-31 22:00:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-31 22:00:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-31 22:00:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-31 22:00:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-31 22:00:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-31 22:00:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-31 22:00:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-31 22:00:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-31 22:00:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-10-31 22:00:41,046 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-10-31 22:00:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2024-10-31 22:00:41,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2024-10-31 22:00:41,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:00:41,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:00:41,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-31 22:00:41,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-31 22:00:41,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-31 22:00:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-31 22:00:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:00:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:00:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:00:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2024-10-31 22:00:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2024-10-31 22:00:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:00:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2024-10-31 22:00:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2024-10-31 22:00:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-31 22:00:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-31 22:00:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:00:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:00:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:00:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:00:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:00:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:00:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:00:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:00:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:00:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 22:00:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-31 22:00:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-31 22:00:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-31 22:00:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-31 22:00:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-31 22:00:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-31 22:00:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-31 22:00:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-31 22:00:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-31 22:00:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-31 22:00:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2024-10-31 22:00:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2024-10-31 22:00:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2024-10-31 22:00:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2024-10-31 22:00:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 22:00:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 22:00:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-10-31 22:00:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-10-31 22:00:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2024-10-31 22:00:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:00:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 22:00:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-31 22:00:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-31 22:00:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-31 22:00:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-31 22:00:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-31 22:00:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-31 22:00:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-31 22:00:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-31 22:00:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-31 22:00:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-31 22:00:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2024-10-31 22:00:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2024-10-31 22:00:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-10-31 22:00:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-10-31 22:00:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2024-10-31 22:00:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2024-10-31 22:00:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2024-10-31 22:00:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2024-10-31 22:00:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:00:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-10-31 22:00:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-10-31 22:00:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2024-10-31 22:00:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2024-10-31 22:00:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:00:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:00:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:00:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-31 22:00:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-31 22:00:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-31 22:00:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-31 22:00:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-31 22:00:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-31 22:00:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2024-10-31 22:00:41,061 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2024-10-31 22:00:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2024-10-31 22:00:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2024-10-31 22:00:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2024-10-31 22:00:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2024-10-31 22:00:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-31 22:00:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-31 22:00:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2024-10-31 22:00:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2024-10-31 22:00:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-31 22:00:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-31 22:00:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-31 22:00:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-31 22:00:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:00:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:00:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:00:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:00:41,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:00:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:00:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:00:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-31 22:00:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-31 22:00:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-31 22:00:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2024-10-31 22:00:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2024-10-31 22:00:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2024-10-31 22:00:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2024-10-31 22:00:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2024-10-31 22:00:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2024-10-31 22:00:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-31 22:00:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-31 22:00:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:00:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:00:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2024-10-31 22:00:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2024-10-31 22:00:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2024-10-31 22:00:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2024-10-31 22:00:41,729 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:00:41,732 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:00:41,826 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-31 22:00:51,284 INFO L? ?]: Removed 1066 outVars from TransFormulas that were not future-live. [2024-10-31 22:00:51,284 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:00:51,346 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:00:51,350 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:00:51,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:51 BoogieIcfgContainer [2024-10-31 22:00:51,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:00:51,353 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:00:51,354 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:00:51,357 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:00:51,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:00:38" (1/3) ... [2024-10-31 22:00:51,359 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0139c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:00:51, skipping insertion in model container [2024-10-31 22:00:51,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:40" (2/3) ... [2024-10-31 22:00:51,362 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0139c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:00:51, skipping insertion in model container [2024-10-31 22:00:51,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:51" (3/3) ... [2024-10-31 22:00:51,364 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2024-10-31 22:00:51,384 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:00:51,384 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 235 error locations. [2024-10-31 22:00:51,519 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:00:51,527 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;@2e7c4db6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:00:51,528 INFO L334 AbstractCegarLoop]: Starting to check reachability of 235 error locations. [2024-10-31 22:00:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand has 1379 states, 962 states have (on average 1.5706860706860706) internal successors, (1511), 1212 states have internal predecessors, (1511), 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) [2024-10-31 22:00:51,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-31 22:00:51,551 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:00:51,552 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:51,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-10-31 22:00:51,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:51,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1106458909, now seen corresponding path program 1 times [2024-10-31 22:00:51,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:51,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402458872] [2024-10-31 22:00:51,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:51,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:53,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:00:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:53,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:00:53,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:00:53,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402458872] [2024-10-31 22:00:53,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402458872] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:00:53,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:00:53,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:00:53,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650301594] [2024-10-31 22:00:53,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:00:53,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:00:53,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:00:53,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:00:53,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:00:53,620 INFO L87 Difference]: Start difference. First operand has 1379 states, 962 states have (on average 1.5706860706860706) internal successors, (1511), 1212 states have internal predecessors, (1511), 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 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:00:57,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-31 22:01:03,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:01:03,630 INFO L93 Difference]: Finished difference Result 2805 states and 3675 transitions. [2024-10-31 22:01:03,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:01:03,639 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2024-10-31 22:01:03,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:01:03,673 INFO L225 Difference]: With dead ends: 2805 [2024-10-31 22:01:03,673 INFO L226 Difference]: Without dead ends: 1401 [2024-10-31 22:01:03,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:01:03,684 INFO L432 NwaCegarLoop]: 1265 mSDtfsCounter, 564 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 1282 mSolverCounterSat, 119 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 3327 SdHoareTripleChecker+Invalid, 1402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1282 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2024-10-31 22:01:03,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [598 Valid, 3327 Invalid, 1402 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [119 Valid, 1282 Invalid, 1 Unknown, 0 Unchecked, 9.7s Time] [2024-10-31 22:01:03,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1401 states. [2024-10-31 22:01:03,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1401 to 1386. [2024-10-31 22:01:03,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1386 states, 992 states have (on average 1.53125) internal successors, (1519), 1214 states have internal predecessors, (1519), 135 states have call successors, (135), 46 states have call predecessors, (135), 46 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2024-10-31 22:01:03,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1386 states and 1789 transitions. [2024-10-31 22:01:03,834 INFO L78 Accepts]: Start accepts. Automaton has 1386 states and 1789 transitions. Word has length 18 [2024-10-31 22:01:03,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:01:03,835 INFO L471 AbstractCegarLoop]: Abstraction has 1386 states and 1789 transitions. [2024-10-31 22:01:03,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:01:03,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1789 transitions. [2024-10-31 22:01:03,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-10-31 22:01:03,839 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:01:03,839 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:01:03,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:01:03,840 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-10-31 22:01:03,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:01:03,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1749973960, now seen corresponding path program 1 times [2024-10-31 22:01:03,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:01:03,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736707255] [2024-10-31 22:01:03,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:01:03,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:01:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:01:05,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:01:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:01:05,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:01:05,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:01:05,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736707255] [2024-10-31 22:01:05,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736707255] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:01:05,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:01:05,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:01:05,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302437794] [2024-10-31 22:01:05,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:01:05,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:01:05,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:01:05,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:01:05,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:01:05,056 INFO L87 Difference]: Start difference. First operand 1386 states and 1789 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:01:09,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []