./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx --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 566d5f55091b8d9986e40109bb4ed7c757a10d51a53e185fb47e2dfa177e6461 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:23:12,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:23:12,453 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:23:12,464 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:23:12,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:23:12,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:23:12,504 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:23:12,504 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:23:12,506 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:23:12,511 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:23:12,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:23:12,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:23:12,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:23:12,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:23:12,516 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:23:12,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:23:12,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:23:12,517 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:23:12,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:23:12,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:23:12,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:23:12,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:23:12,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:23:12,520 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:23:12,521 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:23:12,521 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:23:12,522 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:23:12,522 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:23:12,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:12,523 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:23:12,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:23:12,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:23:12,525 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:23:12,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:23:12,525 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:23:12,526 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:23:12,526 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:23:12,526 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:23:12,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:23:12,527 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_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 566d5f55091b8d9986e40109bb4ed7c757a10d51a53e185fb47e2dfa177e6461 [2023-11-21 22:23:12,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:23:12,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:23:12,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:23:12,802 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:23:12,803 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:23:12,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i [2023-11-21 22:23:16,031 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:23:16,696 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:23:16,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i [2023-11-21 22:23:16,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/data/b4e08cf9f/f6858485a31d43de94976261bbfa3b68/FLAG0eecc6dda [2023-11-21 22:23:16,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/data/b4e08cf9f/f6858485a31d43de94976261bbfa3b68 [2023-11-21 22:23:16,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:23:16,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:23:16,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:16,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:23:16,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:23:16,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:16" (1/1) ... [2023-11-21 22:23:16,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@734e0225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:16, skipping insertion in model container [2023-11-21 22:23:16,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:16" (1/1) ... [2023-11-21 22:23:16,988 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:23:19,425 WARN L240 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_fe8f0fa9-7834-449b-8033-71161753fbc7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i[267295,267308] [2023-11-21 22:23:19,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:19,663 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:23:19,769 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3612] [2023-11-21 22:23:19,771 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3619] [2023-11-21 22:23:19,772 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3628-3629] [2023-11-21 22:23:19,773 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [3651] [2023-11-21 22:23:19,774 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.skip -(((6651f-6641f)-(662b-661b)) > 0) * ((6651f-6641f)-(662b-661b)),0x90\n663:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6641f - .\n .word ( 4*32+23)\n .byte 663b-661b\n .byte 6651f-6641f\n .byte 663b-662b\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6641:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6651:\n\t.popsection": "=a" (res): "D" (w)); [3660] [2023-11-21 22:23:19,774 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [3667] [2023-11-21 22:23:19,776 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; incl %0": "+m" (v->counter)); [3718] [2023-11-21 22:23:19,777 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; decl %0": "+m" (v->counter)); [3725] [2023-11-21 22:23:19,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [3931] [2023-11-21 22:23:19,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [3938] [2023-11-21 22:23:19,793 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [4100-4101] [2023-11-21 22:23:19,795 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [4129-4130] [2023-11-21 22:23:19,796 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (84), "i" (12UL)); [4163-4164] [2023-11-21 22:23:19,798 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [4187-4188] [2023-11-21 22:23:19,799 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (108), "i" (12UL)); [4217-4218] [2023-11-21 22:23:19,800 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (120), "i" (12UL)); [4247-4248] [2023-11-21 22:23:19,801 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (134), "i" (12UL)); [4278-4279] [2023-11-21 22:23:19,802 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (148), "i" (12UL)); [4309-4310] [2023-11-21 22:23:19,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4374] [2023-11-21 22:23:19,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4401] [2023-11-21 22:23:19,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [4410] [2023-11-21 22:23:19,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4417] [2023-11-21 22:23:19,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [4884] [2023-11-21 22:23:19,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [4965] [2023-11-21 22:23:19,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [4971] [2023-11-21 22:23:19,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [4992] [2023-11-21 22:23:19,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5512] [2023-11-21 22:23:20,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6229] [2023-11-21 22:23:20,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6271] [2023-11-21 22:23:20,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7231] [2023-11-21 22:23:20,143 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7892] [2023-11-21 22:23:20,188 WARN L240 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_fe8f0fa9-7834-449b-8033-71161753fbc7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i[267295,267308] [2023-11-21 22:23:20,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:20,344 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:23:20,352 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:23:20,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20 WrapperNode [2023-11-21 22:23:20,353 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:20,354 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:20,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:23:20,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:23:20,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:20,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:20,828 INFO L138 Inliner]: procedures = 373, calls = 2627, calls flagged for inlining = 158, calls inlined = 145, statements flattened = 7352 [2023-11-21 22:23:20,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:20,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:23:20,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:23:20,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:23:20,846 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:20,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:20,914 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:22,537 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:23:22,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:22,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:22,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:22,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:22,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:22,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:22,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:23:22,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:23:22,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:23:22,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:23:22,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (1/1) ... [2023-11-21 22:23:22,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:22,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:23:22,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:23:23,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8f0fa9-7834-449b-8033-71161753fbc7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:23:23,017 INFO L130 BoogieDeclarations]: Found specification of procedure context_stop [2023-11-21 22:23:23,017 INFO L138 BoogieDeclarations]: Found implementation of procedure context_stop [2023-11-21 22:23:23,017 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-21 22:23:23,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-21 22:23:23,018 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycle_time [2023-11-21 22:23:23,018 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycle_time [2023-11-21 22:23:23,018 INFO L130 BoogieDeclarations]: Found specification of procedure pci_resume [2023-11-21 22:23:23,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_resume [2023-11-21 22:23:23,018 INFO L130 BoogieDeclarations]: Found specification of procedure ar_next_buffer_index [2023-11-21 22:23:23,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_next_buffer_index [2023-11-21 22:23:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure flush_writes [2023-11-21 22:23:23,019 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_writes [2023-11-21 22:23:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 22:23:23,019 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 22:23:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2023-11-21 22:23:23,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2023-11-21 22:23:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:23:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:23:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure context_run [2023-11-21 22:23:23,020 INFO L138 BoogieDeclarations]: Found implementation of procedure context_run [2023-11-21 22:23:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:23:23,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:23:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:23:23,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:23:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-21 22:23:23,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-21 22:23:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2023-11-21 22:23:23,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2023-11-21 22:23:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_stop_iso [2023-11-21 22:23:23,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_stop_iso [2023-11-21 22:23:23,022 INFO L130 BoogieDeclarations]: Found specification of procedure reg_read [2023-11-21 22:23:23,022 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_read [2023-11-21 22:23:23,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:23:23,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:23:23,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-11-21 22:23:23,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-11-21 22:23:23,024 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_handle_response [2023-11-21 22:23:23,024 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_handle_response [2023-11-21 22:23:23,024 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-21 22:23:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-21 22:23:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2023-11-21 22:23:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2023-11-21 22:23:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:23:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:23:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_reg_mutex_of_fw_ohci [2023-11-21 22:23:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_reg_mutex_of_fw_ohci [2023-11-21 22:23:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_reg_mutex_of_fw_ohci [2023-11-21 22:23:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_reg_mutex_of_fw_ohci [2023-11-21 22:23:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-21 22:23:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-21 22:23:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_reg [2023-11-21 22:23:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_reg [2023-11-21 22:23:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2023-11-21 22:23:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2023-11-21 22:23:23,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:23:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:23:23,028 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2023-11-21 22:23:23,029 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2023-11-21 22:23:23,029 INFO L130 BoogieDeclarations]: Found specification of procedure pmac_ohci_on [2023-11-21 22:23:23,029 INFO L138 BoogieDeclarations]: Found implementation of procedure pmac_ohci_on [2023-11-21 22:23:23,030 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 22:23:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 22:23:23,030 INFO L130 BoogieDeclarations]: Found specification of procedure context_append [2023-11-21 22:23:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure context_append [2023-11-21 22:23:23,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:23:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:23:23,030 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_range_for_cpu [2023-11-21 22:23:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_range_for_cpu [2023-11-21 22:23:23,031 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:23:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:23:23,031 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-21 22:23:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-21 22:23:23,031 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-21 22:23:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-21 22:23:23,032 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 22:23:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 22:23:23,032 INFO L130 BoogieDeclarations]: Found specification of procedure context_release [2023-11-21 22:23:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure context_release [2023-11-21 22:23:23,032 INFO L130 BoogieDeclarations]: Found specification of procedure ar_context_release [2023-11-21 22:23:23,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_context_release [2023-11-21 22:23:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-21 22:23:23,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-21 22:23:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure ar_context_link_page [2023-11-21 22:23:23,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_context_link_page [2023-11-21 22:23:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-21 22:23:23,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-21 22:23:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:23:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 22:23:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 22:23:23,035 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 22:23:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure fw_ohci [2023-11-21 22:23:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_ohci [2023-11-21 22:23:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:23:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-21 22:23:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-21 22:23:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start_iso [2023-11-21 22:23:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start_iso [2023-11-21 22:23:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2023-11-21 22:23:23,037 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2023-11-21 22:23:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2023-11-21 22:23:23,037 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2023-11-21 22:23:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 22:23:23,037 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 22:23:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2023-11-21 22:23:23,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2023-11-21 22:23:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure cycle_timer_ticks [2023-11-21 22:23:23,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cycle_timer_ticks [2023-11-21 22:23:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:23:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:23:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-21 22:23:23,040 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-21 22:23:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 22:23:23,040 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 22:23:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_handle_request [2023-11-21 22:23:23,040 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_handle_request [2023-11-21 22:23:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 22:23:23,041 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 22:23:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-21 22:23:23,042 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-21 22:23:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-21 22:23:23,045 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-21 22:23:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-21 22:23:23,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-21 22:23:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-21 22:23:23,047 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-21 22:23:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure context_get_descriptors [2023-11-21 22:23:23,048 INFO L138 BoogieDeclarations]: Found implementation of procedure context_get_descriptors [2023-11-21 22:23:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure ar_context_run [2023-11-21 22:23:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_context_run [2023-11-21 22:23:23,054 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2023-11-21 22:23:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2023-11-21 22:23:23,054 INFO L130 BoogieDeclarations]: Found specification of procedure __printk_ratelimit [2023-11-21 22:23:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __printk_ratelimit [2023-11-21 22:23:23,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:23:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure ar_context_init [2023-11-21 22:23:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_context_init [2023-11-21 22:23:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure update_phy_reg [2023-11-21 22:23:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure update_phy_reg [2023-11-21 22:23:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure detect_dead_context [2023-11-21 22:23:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure detect_dead_context [2023-11-21 22:23:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 22:23:23,056 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 22:23:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure update_bus_time [2023-11-21 22:23:23,056 INFO L138 BoogieDeclarations]: Found implementation of procedure update_bus_time [2023-11-21 22:23:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:23:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_update_phy_reg [2023-11-21 22:23:23,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_update_phy_reg [2023-11-21 22:23:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_enable [2023-11-21 22:23:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_enable [2023-11-21 22:23:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-21 22:23:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-21 22:23:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:23:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure set_multichannel_mask [2023-11-21 22:23:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multichannel_mask [2023-11-21 22:23:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 22:23:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 22:23:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2023-11-21 22:23:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2023-11-21 22:23:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 22:23:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 22:23:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure software_reset [2023-11-21 22:23:23,059 INFO L138 BoogieDeclarations]: Found implementation of procedure software_reset [2023-11-21 22:23:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure context_init [2023-11-21 22:23:23,059 INFO L138 BoogieDeclarations]: Found implementation of procedure context_init [2023-11-21 22:23:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure flush_iso_completions [2023-11-21 22:23:23,059 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_iso_completions [2023-11-21 22:23:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-21 22:23:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-21 22:23:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:23:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:23:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-21 22:23:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-21 22:23:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:23:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 22:23:23,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 22:23:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-21 22:23:23,061 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-21 22:23:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure read_paged_phy_reg [2023-11-21 22:23:23,061 INFO L138 BoogieDeclarations]: Found implementation of procedure read_paged_phy_reg [2023-11-21 22:23:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_range_for_device [2023-11-21 22:23:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_range_for_device [2023-11-21 22:23:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-21 22:23:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-21 22:23:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:23:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:23:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure at_context_flush [2023-11-21 22:23:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure at_context_flush [2023-11-21 22:23:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure context_add_buffer [2023-11-21 22:23:23,063 INFO L138 BoogieDeclarations]: Found implementation of procedure context_add_buffer [2023-11-21 22:23:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-21 22:23:23,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-21 22:23:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:23:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-21 22:23:23,063 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-21 22:23:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-21 22:23:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-21 22:23:23,064 INFO L130 BoogieDeclarations]: Found specification of procedure fw_fill_response [2023-11-21 22:23:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_fill_response [2023-11-21 22:23:23,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:23:23,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-21 22:23:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-21 22:23:23,064 INFO L130 BoogieDeclarations]: Found specification of procedure ar_buffer_bus [2023-11-21 22:23:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_buffer_bus [2023-11-21 22:23:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:23:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure context_tasklet [2023-11-21 22:23:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure context_tasklet [2023-11-21 22:23:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 22:23:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 22:23:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-21 22:23:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-21 22:23:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure copy_config_rom [2023-11-21 22:23:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_config_rom [2023-11-21 22:23:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-21 22:23:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-21 22:23:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure pci_remove [2023-11-21 22:23:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_remove [2023-11-21 22:23:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure reg_write [2023-11-21 22:23:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_write [2023-11-21 22:23:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2023-11-21 22:23:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2023-11-21 22:23:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure bus_reset_work [2023-11-21 22:23:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_reset_work [2023-11-21 22:23:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-21 22:23:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-21 22:23:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-21 22:23:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-21 22:23:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2023-11-21 22:23:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2023-11-21 22:23:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_read_phy_reg [2023-11-21 22:23:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_read_phy_reg [2023-11-21 22:23:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-21 22:23:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-21 22:23:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-21 22:23:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-21 22:23:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-21 22:23:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-21 22:23:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-21 22:23:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-21 22:23:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 22:23:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 22:23:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure log_ar_at_event [2023-11-21 22:23:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure log_ar_at_event [2023-11-21 22:23:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure fw_schedule_bus_reset [2023-11-21 22:23:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_schedule_bus_reset [2023-11-21 22:23:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure write_phy_reg [2023-11-21 22:23:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure write_phy_reg [2023-11-21 22:23:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-21 22:23:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-21 22:23:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-21 22:23:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-21 22:23:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure find_branch_descriptor [2023-11-21 22:23:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure find_branch_descriptor [2023-11-21 22:23:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:23:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure _p [2023-11-21 22:23:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure _p [2023-11-21 22:23:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure at_context_transmit [2023-11-21 22:23:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure at_context_transmit [2023-11-21 22:23:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:23:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:23:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2023-11-21 22:23:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2023-11-21 22:23:23,979 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:23:23,984 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:23:24,849 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:23:33,956 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:23:40,560 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:23:40,561 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 22:23:40,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:40 BoogieIcfgContainer [2023-11-21 22:23:40,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:23:40,568 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:23:40,568 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:23:40,572 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:23:40,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:23:16" (1/3) ... [2023-11-21 22:23:40,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224153e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:40, skipping insertion in model container [2023-11-21 22:23:40,576 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:20" (2/3) ... [2023-11-21 22:23:40,577 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224153e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:40, skipping insertion in model container [2023-11-21 22:23:40,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:40" (3/3) ... [2023-11-21 22:23:40,578 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i [2023-11-21 22:23:40,601 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:23:40,601 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:23:40,720 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:23:40,727 INFO L357 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, mHoare=true, 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;@4c21abd9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:23:40,727 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:23:40,740 INFO L276 IsEmpty]: Start isEmpty. Operand has 1922 states, 1177 states have (on average 1.346644010195412) internal successors, (1585), 1243 states have internal predecessors, (1585), 622 states have call successors, (622), 122 states have call predecessors, (622), 121 states have return successors, (615), 607 states have call predecessors, (615), 615 states have call successors, (615) [2023-11-21 22:23:40,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-11-21 22:23:40,771 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:23:40,772 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:23:40,773 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:23:40,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:23:40,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1991236428, now seen corresponding path program 1 times [2023-11-21 22:23:40,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:23:40,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342961846] [2023-11-21 22:23:40,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:23:40,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:23:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:23:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 22:23:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:23:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-21 22:23:42,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:23:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-21 22:23:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:23:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-21 22:23:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:23:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-21 22:23:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:23:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-21 22:23:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-21 22:23:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-21 22:23:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-21 22:23:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-21 22:23:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-21 22:23:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-21 22:23:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-21 22:23:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-21 22:23:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-21 22:23:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-21 22:23:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-21 22:23:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-21 22:23:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-21 22:23:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2023-11-21 22:23:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-11-21 22:23:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-21 22:23:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-21 22:23:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-11-21 22:23:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-21 22:23:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1347 trivial. 0 not checked. [2023-11-21 22:23:42,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:23:42,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342961846] [2023-11-21 22:23:42,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342961846] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:23:42,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:23:42,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:23:42,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98128800] [2023-11-21 22:23:42,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:23:42,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-21 22:23:42,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:23:43,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:23:43,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:23:43,029 INFO L87 Difference]: Start difference. First operand has 1922 states, 1177 states have (on average 1.346644010195412) internal successors, (1585), 1243 states have internal predecessors, (1585), 622 states have call successors, (622), 122 states have call predecessors, (622), 121 states have return successors, (615), 607 states have call predecessors, (615), 615 states have call successors, (615) Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-21 22:23:45,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:23:47,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:23:49,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:23:51,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []