./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/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_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 05:16:32,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:32,927 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:16:32,933 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:32,933 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:32,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:32,957 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:32,957 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:32,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:32,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:32,959 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:32,960 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:32,961 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:32,961 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:16:32,962 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:32,962 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:32,963 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:16:32,963 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:16:32,964 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:32,965 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:16:32,965 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:16:32,966 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:16:32,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:32,967 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:32,968 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:16:32,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:32,969 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:32,970 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:32,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:32,971 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:32,971 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:32,972 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:32,973 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:32,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:32,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:32,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:32,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:32,975 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:16:32,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:16:32,976 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:32,977 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:32,977 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:32,978 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_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5280d555a6b852b15aa6f2a52d5ff0e2fc9cc40b4793f53953ed35d69afcf0b0 [2023-11-19 05:16:33,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:33,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:33,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:33,238 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:33,239 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:33,240 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/../../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 [2023-11-19 05:16:36,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:16:36,932 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:16:36,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/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 [2023-11-19 05:16:37,007 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/data/6806fc612/2b54df725b384350b6570c248c3e6803/FLAG41598cf0a [2023-11-19 05:16:37,024 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/data/6806fc612/2b54df725b384350b6570c248c3e6803 [2023-11-19 05:16:37,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:16:37,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:16:37,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:37,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:16:37,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:16:37,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:37" (1/1) ... [2023-11-19 05:16:37,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b5fe08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:37, skipping insertion in model container [2023-11-19 05:16:37,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:37" (1/1) ... [2023-11-19 05:16:37,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:16:41,560 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_d8323cfa-6b5c-4db4-b9df-ec3113595742/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] [2023-11-19 05:16:41,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:41,737 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:16:41,948 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] [2023-11-19 05:16:41,950 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] [2023-11-19 05:16:41,951 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] [2023-11-19 05:16:41,951 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] [2023-11-19 05:16:41,952 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] [2023-11-19 05:16:41,952 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] [2023-11-19 05:16:41,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [7739] [2023-11-19 05:16:41,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7746] [2023-11-19 05:16:42,158 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] [2023-11-19 05:16:42,158 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] [2023-11-19 05:16:42,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [10278] [2023-11-19 05:16:42,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10281] [2023-11-19 05:16:42,162 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10284] [2023-11-19 05:16:42,162 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10287] [2023-11-19 05:16:42,166 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [10407] [2023-11-19 05:16:42,166 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10410] [2023-11-19 05:16:42,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10413] [2023-11-19 05:16:42,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10416] [2023-11-19 05:16:42,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [10427] [2023-11-19 05:16:42,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10430] [2023-11-19 05:16:42,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10433] [2023-11-19 05:16:42,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10436] [2023-11-19 05:16:42,170 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [10447] [2023-11-19 05:16:42,171 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10450] [2023-11-19 05:16:42,171 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10453] [2023-11-19 05:16:42,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10456] [2023-11-19 05:16:42,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [10467] [2023-11-19 05:16:42,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10470] [2023-11-19 05:16:42,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10473] [2023-11-19 05:16:42,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10476] [2023-11-19 05:16:42,372 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_d8323cfa-6b5c-4db4-b9df-ec3113595742/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] [2023-11-19 05:16:42,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:42,748 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:16:42,749 WARN L675 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:16:42,749 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:16:42,756 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:16:42,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42 WrapperNode [2023-11-19 05:16:42,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:42,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:42,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:16:42,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:16:42,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:42,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:43,453 INFO L138 Inliner]: procedures = 481, calls = 4436, calls flagged for inlining = 315, calls inlined = 310, statements flattened = 13784 [2023-11-19 05:16:43,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:43,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:16:43,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:16:43,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:16:43,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:43,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:43,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:43,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:43,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:43,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:43,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:43,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:44,137 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:16:44,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:16:44,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:16:44,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:16:44,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (1/1) ... [2023-11-19 05:16:44,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:44,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:44,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:16:44,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8323cfa-6b5c-4db4-b9df-ec3113595742/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:16:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2023-11-19 05:16:44,299 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2023-11-19 05:16:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure wait_nack [2023-11-19 05:16:44,300 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_nack [2023-11-19 05:16:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure wait_ack [2023-11-19 05:16:44,300 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_ack [2023-11-19 05:16:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 05:16:44,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 05:16:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure clear_cmd_trigger [2023-11-19 05:16:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_cmd_trigger [2023-11-19 05:16:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 05:16:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 05:16:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure ast_init_dvo [2023-11-19 05:16:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_init_dvo [2023-11-19 05:16:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_freeze [2023-11-19 05:16:44,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_freeze [2023-11-19 05:16:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_probe_single_connector_modes [2023-11-19 05:16:44,302 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_probe_single_connector_modes [2023-11-19 05:16:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-11-19 05:16:44,302 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-11-19 05:16:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure drm_err [2023-11-19 05:16:44,303 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_err [2023-11-19 05:16:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 05:16:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 05:16:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_dpms [2023-11-19 05:16:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_dpms [2023-11-19 05:16:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_dp501_video_output [2023-11-19 05:16:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_dp501_video_output [2023-11-19 05:16:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_pin [2023-11-19 05:16:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_pin [2023-11-19 05:16:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure ast_read32 [2023-11-19 05:16:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_read32 [2023-11-19 05:16:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 05:16:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 05:16:44,318 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-19 05:16:44,318 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-19 05:16:44,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 05:16:44,318 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 05:16:44,318 INFO L130 BoogieDeclarations]: Found specification of procedure cbr_dll2 [2023-11-19 05:16:44,319 INFO L138 BoogieDeclarations]: Found implementation of procedure cbr_dll2 [2023-11-19 05:16:44,319 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_fixup [2023-11-19 05:16:44,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_fixup [2023-11-19 05:16:44,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:16:44,319 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_thaw [2023-11-19 05:16:44,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_thaw [2023-11-19 05:16:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure ast_dirty_update [2023-11-19 05:16:44,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_dirty_update [2023-11-19 05:16:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_vga [2023-11-19 05:16:44,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_vga [2023-11-19 05:16:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 05:16:44,320 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 05:16:44,321 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg_mask [2023-11-19 05:16:44,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg_mask [2023-11-19 05:16:44,321 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_fini [2023-11-19 05:16:44,321 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_fini [2023-11-19 05:16:44,321 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2023-11-19 05:16:44,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2023-11-19 05:16:44,322 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_placement [2023-11-19 05:16:44,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_placement [2023-11-19 05:16:44,322 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_load_lut [2023-11-19 05:16:44,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_load_lut [2023-11-19 05:16:44,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 05:16:44,323 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mindwm [2023-11-19 05:16:44,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mindwm [2023-11-19 05:16:44,323 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2023-11-19 05:16:44,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2023-11-19 05:16:44,323 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2023-11-19 05:16:44,323 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2023-11-19 05:16:44,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 05:16:44,324 INFO L130 BoogieDeclarations]: Found specification of procedure ast_user_framebuffer_destroy [2023-11-19 05:16:44,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_user_framebuffer_destroy [2023-11-19 05:16:44,324 INFO L130 BoogieDeclarations]: Found specification of procedure send_ack [2023-11-19 05:16:44,324 INFO L138 BoogieDeclarations]: Found implementation of procedure send_ack [2023-11-19 05:16:44,324 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_disable [2023-11-19 05:16:44,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_disable [2023-11-19 05:16:44,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:16:44,325 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set_base [2023-11-19 05:16:44,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set_base [2023-11-19 05:16:44,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-19 05:16:44,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-19 05:16:44,326 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_base [2023-11-19 05:16:44,326 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_base [2023-11-19 05:16:44,326 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_read8 [2023-11-19 05:16:44,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_read8 [2023-11-19 05:16:44,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 05:16:44,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 05:16:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 05:16:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure ast_post_gpu [2023-11-19 05:16:44,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_post_gpu [2023-11-19 05:16:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:16:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_gamma_set [2023-11-19 05:16:44,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_gamma_set [2023-11-19 05:16:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 05:16:44,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 05:16:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure ast_fbdev_set_suspend [2023-11-19 05:16:44,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_fbdev_set_suspend [2023-11-19 05:16:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 05:16:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 05:16:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 05:16:44,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 05:16:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure ast_framebuffer_init [2023-11-19 05:16:44,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_framebuffer_init [2023-11-19 05:16:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_set [2023-11-19 05:16:44,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_set [2023-11-19 05:16:44,330 INFO L130 BoogieDeclarations]: Found specification of procedure ast_open_key [2023-11-19 05:16:44,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_open_key [2023-11-19 05:16:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2023-11-19 05:16:44,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2023-11-19 05:16:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_burst2 [2023-11-19 05:16:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_burst2 [2023-11-19 05:16:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 05:16:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 05:16:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_unreserve [2023-11-19 05:16:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_unreserve [2023-11-19 05:16:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 05:16:44,334 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 05:16:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:16:44,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:16:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-19 05:16:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 05:16:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 05:16:44,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 05:16:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 05:16:44,346 INFO L130 BoogieDeclarations]: Found specification of procedure send_nack [2023-11-19 05:16:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure send_nack [2023-11-19 05:16:44,346 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_mmio [2023-11-19 05:16:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_mmio [2023-11-19 05:16:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_detect [2023-11-19 05:16:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_detect [2023-11-19 05:16:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-19 05:16:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_prepare [2023-11-19 05:16:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_prepare [2023-11-19 05:16:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure ast_get_index_reg_mask [2023-11-19 05:16:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_get_index_reg_mask [2023-11-19 05:16:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_create [2023-11-19 05:16:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_create [2023-11-19 05:16:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_prepare [2023-11-19 05:16:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_prepare [2023-11-19 05:16:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 05:16:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 05:16:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 05:16:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 05:16:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_reserve [2023-11-19 05:16:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_reserve [2023-11-19 05:16:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 05:16:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 05:16:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:16:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:16:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked [2023-11-19 05:16:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked [2023-11-19 05:16:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mmap [2023-11-19 05:16:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mmap [2023-11-19 05:16:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-19 05:16:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-19 05:16:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:16:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_free [2023-11-19 05:16:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2023-11-19 05:16:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 05:16:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_destroy [2023-11-19 05:16:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_destroy [2023-11-19 05:16:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_commit [2023-11-19 05:16:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_commit [2023-11-19 05:16:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 05:16:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ut_debug_printk [2023-11-19 05:16:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ut_debug_printk [2023-11-19 05:16:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 05:16:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 05:16:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_resume [2023-11-19 05:16:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_resume [2023-11-19 05:16:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 05:16:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 05:16:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 05:16:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 05:16:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_write8 [2023-11-19 05:16:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_write8 [2023-11-19 05:16:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2023-11-19 05:16:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2023-11-19 05:16:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_destroy [2023-11-19 05:16:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_destroy [2023-11-19 05:16:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_gpu_offset [2023-11-19 05:16:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_gpu_offset [2023-11-19 05:16:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure ast_write32 [2023-11-19 05:16:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_write32 [2023-11-19 05:16:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_reset [2023-11-19 05:16:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_reset [2023-11-19 05:16:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_free_object [2023-11-19 05:16:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_free_object [2023-11-19 05:16:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked___0 [2023-11-19 05:16:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked___0 [2023-11-19 05:16:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put_mutex [2023-11-19 05:16:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put_mutex [2023-11-19 05:16:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_backend_destroy [2023-11-19 05:16:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_backend_destroy [2023-11-19 05:16:44,357 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pci_remove [2023-11-19 05:16:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pci_remove [2023-11-19 05:16:44,357 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_connector_dpms [2023-11-19 05:16:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_connector_dpms [2023-11-19 05:16:44,357 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set [2023-11-19 05:16:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set [2023-11-19 05:16:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_single2 [2023-11-19 05:16:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_single2 [2023-11-19 05:16:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo [2023-11-19 05:16:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo [2023-11-19 05:16:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2023-11-19 05:16:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2023-11-19 05:16:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 05:16:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 05:16:44,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:16:44,359 INFO L130 BoogieDeclarations]: Found specification of procedure ast_moutdwm [2023-11-19 05:16:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_moutdwm [2023-11-19 05:16:44,359 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg [2023-11-19 05:16:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg [2023-11-19 05:16:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure cbrdlli_ast2150 [2023-11-19 05:16:44,376 INFO L138 BoogieDeclarations]: Found implementation of procedure cbrdlli_ast2150 [2023-11-19 05:16:44,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 05:16:44,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 05:16:44,376 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2023-11-19 05:16:44,376 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2023-11-19 05:16:44,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 05:16:44,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 05:16:44,377 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_commit [2023-11-19 05:16:44,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_commit [2023-11-19 05:16:44,377 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-11-19 05:16:44,377 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-11-19 05:16:44,377 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_config [2023-11-19 05:16:44,377 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_config [2023-11-19 05:16:44,378 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2023-11-19 05:16:44,378 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2023-11-19 05:16:44,378 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_move [2023-11-19 05:16:44,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_move [2023-11-19 05:16:44,378 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2023-11-19 05:16:44,378 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2023-11-19 05:16:44,378 INFO L130 BoogieDeclarations]: Found specification of procedure drm_poll [2023-11-19 05:16:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_poll [2023-11-19 05:16:44,379 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_update_edid_property [2023-11-19 05:16:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_update_edid_property [2023-11-19 05:16:44,379 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 05:16:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 05:16:44,379 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_tt_unpopulate [2023-11-19 05:16:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_tt_unpopulate [2023-11-19 05:16:44,380 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_lookup [2023-11-19 05:16:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_lookup [2023-11-19 05:16:44,380 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_destroy [2023-11-19 05:16:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_destroy [2023-11-19 05:16:44,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:16:45,670 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:16:45,675 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:16:45,899 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 05:17:05,337 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:15,084 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:15,084 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 05:17:15,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:15 BoogieIcfgContainer [2023-11-19 05:17:15,110 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:15,114 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:15,114 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:15,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:15,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:16:37" (1/3) ... [2023-11-19 05:17:15,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a3a2625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:15, skipping insertion in model container [2023-11-19 05:17:15,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:42" (2/3) ... [2023-11-19 05:17:15,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a3a2625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:15, skipping insertion in model container [2023-11-19 05:17:15,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:15" (3/3) ... [2023-11-19 05:17:15,122 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2023-11-19 05:17:15,148 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:15,149 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:15,316 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:15,325 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;@35b74be5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:15,326 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:15,346 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) [2023-11-19 05:17:15,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 05:17:15,382 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:15,383 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] [2023-11-19 05:17:15,384 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:15,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:15,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1046133106, now seen corresponding path program 1 times [2023-11-19 05:17:15,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:17:15,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196742776] [2023-11-19 05:17:15,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:15,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:17:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:17,394 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2023-11-19 05:17:17,394 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:17:17,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196742776] [2023-11-19 05:17:17,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196742776] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:17:17,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:17:17,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:17:17,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831414125] [2023-11-19 05:17:17,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:17,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:17:17,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:17:17,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:17:17,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:17:17,457 INFO L87 Difference]: Start difference. First 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) Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)