./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-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5280d555a6b852b15aa6f2a52d5ff0e2fc9cc40b4793f53953ed35d69afcf0b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:09:56,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:09:56,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:09:56,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:09:56,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:09:56,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:09:56,485 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:09:56,486 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:09:56,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:09:56,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:09:56,493 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:09:56,494 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:09:56,494 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:09:56,496 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:09:56,497 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:09:56,497 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:09:56,497 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:09:56,498 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:09:56,498 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:09:56,499 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:09:56,500 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:09:56,500 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:09:56,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:09:56,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:09:56,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:09:56,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:09:56,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:09:56,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:09:56,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:09:56,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:09:56,507 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:09:56,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:09:56,508 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:09:56,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:09:56,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:09:56,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:09:56,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:09:56,510 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:09:56,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:09:56,511 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:09:56,511 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:09:56,511 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:09:56,512 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5280d555a6b852b15aa6f2a52d5ff0e2fc9cc40b4793f53953ed35d69afcf0b0 [2023-11-12 00:09:56,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:09:56,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:09:56,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:09:56,904 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:09:56,904 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:09:56,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2023-11-12 00:10:00,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:10:00,850 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:10:00,851 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2023-11-12 00:10:00,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/data/ce63295c3/9db7547be9634f8f8f4d350d9624523d/FLAGdcc66e04c [2023-11-12 00:10:00,924 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/data/ce63295c3/9db7547be9634f8f8f4d350d9624523d [2023-11-12 00:10:00,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:10:00,928 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:10:00,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:10:00,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:10:00,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:10:00,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:10:00" (1/1) ... [2023-11-12 00:10:00,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62abd72b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:00, skipping insertion in model container [2023-11-12 00:10:00,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:10:00" (1/1) ... [2023-11-12 00:10:01,132 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:10:05,077 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_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i[401063,401076] [2023-11-12 00:10:05,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:10:05,305 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:10:05,579 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; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [6695-6696] [2023-11-12 00:10:05,582 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; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6704-6705] [2023-11-12 00:10:05,583 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; cmpxchgb %2,%1": "=a" (__ret), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [6724-6725] [2023-11-12 00:10:05,584 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; cmpxchgw %2,%1": "=a" (__ret), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [6729-6730] [2023-11-12 00:10:05,584 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; cmpxchgl %2,%1": "=a" (__ret), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [6734-6735] [2023-11-12 00:10:05,585 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; cmpxchgq %2,%1": "=a" (__ret), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [6739-6740] [2023-11-12 00:10:05,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [7739] [2023-11-12 00:10:05,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7746] [2023-11-12 00:10:05,831 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" (831), "i" (12UL)); [10218-10219] [2023-11-12 00:10:05,831 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" (43UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [10224-10226] [2023-11-12 00:10:05,833 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [10278] [2023-11-12 00:10:05,834 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10281] [2023-11-12 00:10:05,834 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10284] [2023-11-12 00:10:05,834 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10287] [2023-11-12 00:10:05,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [10407] [2023-11-12 00:10:05,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10410] [2023-11-12 00:10:05,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10413] [2023-11-12 00:10:05,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10416] [2023-11-12 00:10:05,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [10427] [2023-11-12 00:10:05,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10430] [2023-11-12 00:10:05,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10433] [2023-11-12 00:10:05,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10436] [2023-11-12 00:10:05,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [10447] [2023-11-12 00:10:05,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10450] [2023-11-12 00:10:05,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10453] [2023-11-12 00:10:05,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10456] [2023-11-12 00:10:05,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [10467] [2023-11-12 00:10:05,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10470] [2023-11-12 00:10:05,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10473] [2023-11-12 00:10:05,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10476] [2023-11-12 00:10:06,032 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_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i[401063,401076] [2023-11-12 00:10:06,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:10:06,458 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:10:06,459 WARN L672 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:10:06,459 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:10:06,467 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:10:06,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06 WrapperNode [2023-11-12 00:10:06,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:10:06,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:10:06,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:10:06,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:10:06,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:06,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,188 INFO L138 Inliner]: procedures = 481, calls = 4436, calls flagged for inlining = 315, calls inlined = 310, statements flattened = 13784 [2023-11-12 00:10:07,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:10:07,190 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:10:07,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:10:07,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:10:07,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,865 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,979 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:10:07,980 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:10:07,980 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:10:07,981 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:10:07,983 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:10:08,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:10:08,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:10:08,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76ad8fd-a633-4547-ad25-5aa4b419dbb6/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:10:08,065 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2023-11-12 00:10:08,065 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2023-11-12 00:10:08,065 INFO L130 BoogieDeclarations]: Found specification of procedure wait_nack [2023-11-12 00:10:08,065 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_nack [2023-11-12 00:10:08,065 INFO L130 BoogieDeclarations]: Found specification of procedure wait_ack [2023-11-12 00:10:08,065 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_ack [2023-11-12 00:10:08,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:10:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:10:08,066 INFO L130 BoogieDeclarations]: Found specification of procedure clear_cmd_trigger [2023-11-12 00:10:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_cmd_trigger [2023-11-12 00:10:08,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:10:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:10:08,066 INFO L130 BoogieDeclarations]: Found specification of procedure ast_init_dvo [2023-11-12 00:10:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_init_dvo [2023-11-12 00:10:08,066 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_freeze [2023-11-12 00:10:08,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_freeze [2023-11-12 00:10:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_probe_single_connector_modes [2023-11-12 00:10:08,067 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_probe_single_connector_modes [2023-11-12 00:10:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-11-12 00:10:08,067 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-11-12 00:10:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure drm_err [2023-11-12 00:10:08,067 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_err [2023-11-12 00:10:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:10:08,068 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:10:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_dpms [2023-11-12 00:10:08,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_dpms [2023-11-12 00:10:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_dp501_video_output [2023-11-12 00:10:08,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_dp501_video_output [2023-11-12 00:10:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_pin [2023-11-12 00:10:08,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_pin [2023-11-12 00:10:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure ast_read32 [2023-11-12 00:10:08,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_read32 [2023-11-12 00:10:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 00:10:08,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 00:10:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-12 00:10:08,070 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-12 00:10:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:10:08,071 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:10:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure cbr_dll2 [2023-11-12 00:10:08,071 INFO L138 BoogieDeclarations]: Found implementation of procedure cbr_dll2 [2023-11-12 00:10:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_fixup [2023-11-12 00:10:08,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_fixup [2023-11-12 00:10:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:10:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_thaw [2023-11-12 00:10:08,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_thaw [2023-11-12 00:10:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure ast_dirty_update [2023-11-12 00:10:08,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_dirty_update [2023-11-12 00:10:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_vga [2023-11-12 00:10:08,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_vga [2023-11-12 00:10:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 00:10:08,073 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 00:10:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg_mask [2023-11-12 00:10:08,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg_mask [2023-11-12 00:10:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_fini [2023-11-12 00:10:08,074 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_fini [2023-11-12 00:10:08,074 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2023-11-12 00:10:08,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2023-11-12 00:10:08,075 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_placement [2023-11-12 00:10:08,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_placement [2023-11-12 00:10:08,075 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_load_lut [2023-11-12 00:10:08,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_load_lut [2023-11-12 00:10:08,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:10:08,076 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mindwm [2023-11-12 00:10:08,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mindwm [2023-11-12 00:10:08,076 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2023-11-12 00:10:08,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2023-11-12 00:10:08,076 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2023-11-12 00:10:08,076 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2023-11-12 00:10:08,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:10:08,076 INFO L130 BoogieDeclarations]: Found specification of procedure ast_user_framebuffer_destroy [2023-11-12 00:10:08,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_user_framebuffer_destroy [2023-11-12 00:10:08,077 INFO L130 BoogieDeclarations]: Found specification of procedure send_ack [2023-11-12 00:10:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure send_ack [2023-11-12 00:10:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_disable [2023-11-12 00:10:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_disable [2023-11-12 00:10:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:10:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set_base [2023-11-12 00:10:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set_base [2023-11-12 00:10:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-12 00:10:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-12 00:10:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_base [2023-11-12 00:10:08,144 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_base [2023-11-12 00:10:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_read8 [2023-11-12 00:10:08,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_read8 [2023-11-12 00:10:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 00:10:08,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 00:10:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:10:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure ast_post_gpu [2023-11-12 00:10:08,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_post_gpu [2023-11-12 00:10:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:10:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_gamma_set [2023-11-12 00:10:08,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_gamma_set [2023-11-12 00:10:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:10:08,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:10:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure ast_fbdev_set_suspend [2023-11-12 00:10:08,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_fbdev_set_suspend [2023-11-12 00:10:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:10:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:10:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:10:08,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:10:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure ast_framebuffer_init [2023-11-12 00:10:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_framebuffer_init [2023-11-12 00:10:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_set [2023-11-12 00:10:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_set [2023-11-12 00:10:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure ast_open_key [2023-11-12 00:10:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_open_key [2023-11-12 00:10:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2023-11-12 00:10:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2023-11-12 00:10:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_burst2 [2023-11-12 00:10:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_burst2 [2023-11-12 00:10:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:10:08,147 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:10:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_unreserve [2023-11-12 00:10:08,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_unreserve [2023-11-12 00:10:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-12 00:10:08,147 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-12 00:10:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:10:08,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:10:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-12 00:10:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:10:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:10:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:10:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:10:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure send_nack [2023-11-12 00:10:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure send_nack [2023-11-12 00:10:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_mmio [2023-11-12 00:10:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_mmio [2023-11-12 00:10:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_detect [2023-11-12 00:10:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_detect [2023-11-12 00:10:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-12 00:10:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_prepare [2023-11-12 00:10:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_prepare [2023-11-12 00:10:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure ast_get_index_reg_mask [2023-11-12 00:10:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_get_index_reg_mask [2023-11-12 00:10:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_create [2023-11-12 00:10:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_create [2023-11-12 00:10:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_prepare [2023-11-12 00:10:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_prepare [2023-11-12 00:10:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:10:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:10:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 00:10:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 00:10:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_reserve [2023-11-12 00:10:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_reserve [2023-11-12 00:10:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 00:10:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 00:10:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:10:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:10:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked [2023-11-12 00:10:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked [2023-11-12 00:10:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mmap [2023-11-12 00:10:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mmap [2023-11-12 00:10:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-12 00:10:08,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-12 00:10:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:10:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_free [2023-11-12 00:10:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2023-11-12 00:10:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:10:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_destroy [2023-11-12 00:10:08,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_destroy [2023-11-12 00:10:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_commit [2023-11-12 00:10:08,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_commit [2023-11-12 00:10:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:10:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ut_debug_printk [2023-11-12 00:10:08,153 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ut_debug_printk [2023-11-12 00:10:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:10:08,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:10:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_resume [2023-11-12 00:10:08,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_resume [2023-11-12 00:10:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:10:08,154 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:10:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 00:10:08,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 00:10:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_write8 [2023-11-12 00:10:08,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_write8 [2023-11-12 00:10:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2023-11-12 00:10:08,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2023-11-12 00:10:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_destroy [2023-11-12 00:10:08,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_destroy [2023-11-12 00:10:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_gpu_offset [2023-11-12 00:10:08,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_gpu_offset [2023-11-12 00:10:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ast_write32 [2023-11-12 00:10:08,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_write32 [2023-11-12 00:10:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_reset [2023-11-12 00:10:08,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_reset [2023-11-12 00:10:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_free_object [2023-11-12 00:10:08,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_free_object [2023-11-12 00:10:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked___0 [2023-11-12 00:10:08,155 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked___0 [2023-11-12 00:10:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put_mutex [2023-11-12 00:10:08,156 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put_mutex [2023-11-12 00:10:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_backend_destroy [2023-11-12 00:10:08,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_backend_destroy [2023-11-12 00:10:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pci_remove [2023-11-12 00:10:08,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pci_remove [2023-11-12 00:10:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_connector_dpms [2023-11-12 00:10:08,156 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_connector_dpms [2023-11-12 00:10:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set [2023-11-12 00:10:08,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set [2023-11-12 00:10:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_single2 [2023-11-12 00:10:08,157 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_single2 [2023-11-12 00:10:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo [2023-11-12 00:10:08,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo [2023-11-12 00:10:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2023-11-12 00:10:08,157 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2023-11-12 00:10:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:10:08,157 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:10:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:10:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure ast_moutdwm [2023-11-12 00:10:08,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_moutdwm [2023-11-12 00:10:08,157 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg [2023-11-12 00:10:08,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg [2023-11-12 00:10:08,158 INFO L130 BoogieDeclarations]: Found specification of procedure cbrdlli_ast2150 [2023-11-12 00:10:08,158 INFO L138 BoogieDeclarations]: Found implementation of procedure cbrdlli_ast2150 [2023-11-12 00:10:08,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:10:08,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:10:08,158 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2023-11-12 00:10:08,158 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2023-11-12 00:10:08,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 00:10:08,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 00:10:08,158 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_commit [2023-11-12 00:10:08,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_commit [2023-11-12 00:10:08,158 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-11-12 00:10:08,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-11-12 00:10:08,159 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_config [2023-11-12 00:10:08,159 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_config [2023-11-12 00:10:08,159 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2023-11-12 00:10:08,159 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2023-11-12 00:10:08,159 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_move [2023-11-12 00:10:08,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_move [2023-11-12 00:10:08,159 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2023-11-12 00:10:08,159 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2023-11-12 00:10:08,159 INFO L130 BoogieDeclarations]: Found specification of procedure drm_poll [2023-11-12 00:10:08,159 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_poll [2023-11-12 00:10:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_update_edid_property [2023-11-12 00:10:08,160 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_update_edid_property [2023-11-12 00:10:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-12 00:10:08,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-12 00:10:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_tt_unpopulate [2023-11-12 00:10:08,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_tt_unpopulate [2023-11-12 00:10:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_lookup [2023-11-12 00:10:08,160 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_lookup [2023-11-12 00:10:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_destroy [2023-11-12 00:10:08,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_destroy [2023-11-12 00:10:08,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:10:09,482 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:10:09,485 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:10:09,874 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:10:33,195 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:10:42,661 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:10:42,661 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:10:42,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:10:42 BoogieIcfgContainer [2023-11-12 00:10:42,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:10:42,675 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:10:42,681 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:10:42,685 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:10:42,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:10:00" (1/3) ... [2023-11-12 00:10:42,687 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18c5d473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:10:42, skipping insertion in model container [2023-11-12 00:10:42,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (2/3) ... [2023-11-12 00:10:42,688 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18c5d473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:10:42, skipping insertion in model container [2023-11-12 00:10:42,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:10:42" (3/3) ... [2023-11-12 00:10:42,690 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2023-11-12 00:10:42,714 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:10:42,714 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:10:42,840 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:10:42,847 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=FINITE_AUTOMATA, 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;@2a046a59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:10:42,848 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:10:42,864 INFO L276 IsEmpty]: Start isEmpty. Operand has 2613 states, 1581 states have (on average 1.3959519291587603) internal successors, (2207), 1665 states have internal predecessors, (2207), 919 states have call successors, (919), 112 states have call predecessors, (919), 111 states have return successors, (901), 877 states have call predecessors, (901), 901 states have call successors, (901) [2023-11-12 00:10:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-12 00:10:42,893 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:10:42,894 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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] [2023-11-12 00:10:42,895 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:10:42,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:10:42,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1046133106, now seen corresponding path program 1 times [2023-11-12 00:10:42,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:10:42,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856399124] [2023-11-12 00:10:42,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:10:42,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:10:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat