./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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.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_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5280d555a6b852b15aa6f2a52d5ff0e2fc9cc40b4793f53953ed35d69afcf0b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:04:26,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:04:26,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:04:26,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:04:26,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:04:26,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:04:26,699 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:04:26,699 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:04:26,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:04:26,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:04:26,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:04:26,708 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:04:26,708 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:04:26,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:04:26,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:04:26,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:04:26,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:04:26,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:04:26,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:04:26,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:04:26,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:04:26,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:04:26,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:04:26,716 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:04:26,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:04:26,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:04:26,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:04:26,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:04:26,718 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:04:26,719 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:04:26,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:04:26,720 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:04:26,720 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:04:26,721 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:04:26,721 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:04:26,721 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:04:26,721 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5280d555a6b852b15aa6f2a52d5ff0e2fc9cc40b4793f53953ed35d69afcf0b0 [2023-11-19 08:04:27,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:04:27,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:04:27,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:04:27,100 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:04:27,101 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:04:27,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/../../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 08:04:30,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:04:31,050 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:04:31,051 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/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 08:04:31,125 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/data/2c8c5db04/0b7b706520244ea998ab3fda42b5aae7/FLAG35dc6654b [2023-11-19 08:04:31,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/data/2c8c5db04/0b7b706520244ea998ab3fda42b5aae7 [2023-11-19 08:04:31,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:04:31,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:04:31,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:04:31,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:04:31,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:04:31,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:31" (1/1) ... [2023-11-19 08:04:31,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47fc6170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:31, skipping insertion in model container [2023-11-19 08:04:31,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:31" (1/1) ... [2023-11-19 08:04:31,376 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:04:35,291 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_15997231-fa7f-45e9-b71e-79d3161dea75/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 08:04:35,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:04:35,527 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:04:35,814 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 08:04:35,817 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 08:04:35,818 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 08:04:35,819 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 08:04:35,820 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 08:04:35,820 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 08:04:35,875 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 08:04:35,876 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 08:04:36,073 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 08:04:36,073 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 08:04:36,075 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 08:04:36,076 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 08:04:36,076 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 08:04:36,077 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 08:04:36,081 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 08:04:36,082 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 08:04:36,082 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 08:04:36,084 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 08:04:36,084 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 08:04:36,085 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 08:04:36,085 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 08:04:36,086 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 08:04:36,087 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 08:04:36,087 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 08:04:36,087 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 08:04:36,088 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 08:04:36,089 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 08:04:36,089 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 08:04:36,090 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 08:04:36,090 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 08:04:36,360 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_15997231-fa7f-45e9-b71e-79d3161dea75/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 08:04:36,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:04:36,794 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:04:36,794 WARN L675 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:04:36,795 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:04:36,803 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:04:36,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36 WrapperNode [2023-11-19 08:04:36,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:04:36,806 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:04:36,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:04:36,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:04:36,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:36,989 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:37,441 INFO L138 Inliner]: procedures = 481, calls = 4436, calls flagged for inlining = 315, calls inlined = 310, statements flattened = 13784 [2023-11-19 08:04:37,442 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:04:37,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:04:37,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:04:37,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:04:37,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:37,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:37,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:37,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:37,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:38,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:38,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:38,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:38,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:04:38,253 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:04:38,253 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:04:38,253 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:04:38,254 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (1/1) ... [2023-11-19 08:04:38,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:04:38,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:38,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:38,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15997231-fa7f-45e9-b71e-79d3161dea75/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:04:38,334 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2023-11-19 08:04:38,334 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2023-11-19 08:04:38,335 INFO L130 BoogieDeclarations]: Found specification of procedure wait_nack [2023-11-19 08:04:38,335 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_nack [2023-11-19 08:04:38,336 INFO L130 BoogieDeclarations]: Found specification of procedure wait_ack [2023-11-19 08:04:38,336 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_ack [2023-11-19 08:04:38,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 08:04:38,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 08:04:38,336 INFO L130 BoogieDeclarations]: Found specification of procedure clear_cmd_trigger [2023-11-19 08:04:38,337 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_cmd_trigger [2023-11-19 08:04:38,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:04:38,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:04:38,337 INFO L130 BoogieDeclarations]: Found specification of procedure ast_init_dvo [2023-11-19 08:04:38,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_init_dvo [2023-11-19 08:04:38,337 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_freeze [2023-11-19 08:04:38,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_freeze [2023-11-19 08:04:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_probe_single_connector_modes [2023-11-19 08:04:38,338 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_probe_single_connector_modes [2023-11-19 08:04:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-11-19 08:04:38,338 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-11-19 08:04:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure drm_err [2023-11-19 08:04:38,338 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_err [2023-11-19 08:04:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 08:04:38,339 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 08:04:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_dpms [2023-11-19 08:04:38,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_dpms [2023-11-19 08:04:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_dp501_video_output [2023-11-19 08:04:38,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_dp501_video_output [2023-11-19 08:04:38,340 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_pin [2023-11-19 08:04:38,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_pin [2023-11-19 08:04:38,340 INFO L130 BoogieDeclarations]: Found specification of procedure ast_read32 [2023-11-19 08:04:38,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_read32 [2023-11-19 08:04:38,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 08:04:38,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 08:04:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-19 08:04:38,341 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-19 08:04:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 08:04:38,342 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 08:04:38,343 INFO L130 BoogieDeclarations]: Found specification of procedure cbr_dll2 [2023-11-19 08:04:38,343 INFO L138 BoogieDeclarations]: Found implementation of procedure cbr_dll2 [2023-11-19 08:04:38,343 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_fixup [2023-11-19 08:04:38,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_fixup [2023-11-19 08:04:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:04:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_thaw [2023-11-19 08:04:38,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_thaw [2023-11-19 08:04:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ast_dirty_update [2023-11-19 08:04:38,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_dirty_update [2023-11-19 08:04:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_vga [2023-11-19 08:04:38,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_vga [2023-11-19 08:04:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 08:04:38,346 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 08:04:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg_mask [2023-11-19 08:04:38,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg_mask [2023-11-19 08:04:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_fini [2023-11-19 08:04:38,347 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_fini [2023-11-19 08:04:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2023-11-19 08:04:38,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2023-11-19 08:04:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_placement [2023-11-19 08:04:38,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_placement [2023-11-19 08:04:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_load_lut [2023-11-19 08:04:38,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_load_lut [2023-11-19 08:04:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 08:04:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mindwm [2023-11-19 08:04:38,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mindwm [2023-11-19 08:04:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2023-11-19 08:04:38,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2023-11-19 08:04:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2023-11-19 08:04:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2023-11-19 08:04:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 08:04:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure ast_user_framebuffer_destroy [2023-11-19 08:04:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_user_framebuffer_destroy [2023-11-19 08:04:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure send_ack [2023-11-19 08:04:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure send_ack [2023-11-19 08:04:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_disable [2023-11-19 08:04:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_disable [2023-11-19 08:04:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:04:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set_base [2023-11-19 08:04:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set_base [2023-11-19 08:04:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-19 08:04:38,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-19 08:04:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_base [2023-11-19 08:04:38,352 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_base [2023-11-19 08:04:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_read8 [2023-11-19 08:04:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_read8 [2023-11-19 08:04:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 08:04:38,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 08:04:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:04:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure ast_post_gpu [2023-11-19 08:04:38,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_post_gpu [2023-11-19 08:04:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:04:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_gamma_set [2023-11-19 08:04:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_gamma_set [2023-11-19 08:04:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 08:04:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 08:04:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure ast_fbdev_set_suspend [2023-11-19 08:04:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_fbdev_set_suspend [2023-11-19 08:04:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:04:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 08:04:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:04:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:04:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure ast_framebuffer_init [2023-11-19 08:04:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_framebuffer_init [2023-11-19 08:04:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_set [2023-11-19 08:04:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_set [2023-11-19 08:04:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure ast_open_key [2023-11-19 08:04:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_open_key [2023-11-19 08:04:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2023-11-19 08:04:38,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2023-11-19 08:04:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_burst2 [2023-11-19 08:04:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_burst2 [2023-11-19 08:04:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 08:04:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 08:04:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_unreserve [2023-11-19 08:04:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_unreserve [2023-11-19 08:04:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 08:04:38,362 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 08:04:38,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:04:38,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:04:38,362 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-19 08:04:38,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 08:04:38,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 08:04:38,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 08:04:38,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 08:04:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure send_nack [2023-11-19 08:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure send_nack [2023-11-19 08:04:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_mmio [2023-11-19 08:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_mmio [2023-11-19 08:04:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_detect [2023-11-19 08:04:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_detect [2023-11-19 08:04:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-19 08:04:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_prepare [2023-11-19 08:04:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_prepare [2023-11-19 08:04:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ast_get_index_reg_mask [2023-11-19 08:04:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_get_index_reg_mask [2023-11-19 08:04:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_create [2023-11-19 08:04:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_create [2023-11-19 08:04:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_prepare [2023-11-19 08:04:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_prepare [2023-11-19 08:04:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 08:04:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 08:04:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 08:04:38,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 08:04:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_reserve [2023-11-19 08:04:38,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_reserve [2023-11-19 08:04:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 08:04:38,379 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 08:04:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:04:38,380 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:04:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked [2023-11-19 08:04:38,380 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked [2023-11-19 08:04:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mmap [2023-11-19 08:04:38,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mmap [2023-11-19 08:04:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-19 08:04:38,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-19 08:04:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:04:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_free [2023-11-19 08:04:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2023-11-19 08:04:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:04:38,382 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_destroy [2023-11-19 08:04:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_destroy [2023-11-19 08:04:38,382 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_commit [2023-11-19 08:04:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_commit [2023-11-19 08:04:38,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:04:38,383 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ut_debug_printk [2023-11-19 08:04:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ut_debug_printk [2023-11-19 08:04:38,383 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 08:04:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 08:04:38,383 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_resume [2023-11-19 08:04:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_resume [2023-11-19 08:04:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 08:04:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 08:04:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 08:04:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 08:04:38,384 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_write8 [2023-11-19 08:04:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_write8 [2023-11-19 08:04:38,385 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2023-11-19 08:04:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2023-11-19 08:04:38,385 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_destroy [2023-11-19 08:04:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_destroy [2023-11-19 08:04:38,385 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_gpu_offset [2023-11-19 08:04:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_gpu_offset [2023-11-19 08:04:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure ast_write32 [2023-11-19 08:04:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_write32 [2023-11-19 08:04:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_reset [2023-11-19 08:04:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_reset [2023-11-19 08:04:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_free_object [2023-11-19 08:04:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_free_object [2023-11-19 08:04:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked___0 [2023-11-19 08:04:38,387 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked___0 [2023-11-19 08:04:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put_mutex [2023-11-19 08:04:38,387 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put_mutex [2023-11-19 08:04:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_backend_destroy [2023-11-19 08:04:38,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_backend_destroy [2023-11-19 08:04:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pci_remove [2023-11-19 08:04:38,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pci_remove [2023-11-19 08:04:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_connector_dpms [2023-11-19 08:04:38,388 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_connector_dpms [2023-11-19 08:04:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set [2023-11-19 08:04:38,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set [2023-11-19 08:04:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_single2 [2023-11-19 08:04:38,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_single2 [2023-11-19 08:04:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo [2023-11-19 08:04:38,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo [2023-11-19 08:04:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2023-11-19 08:04:38,389 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2023-11-19 08:04:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 08:04:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 08:04:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:04:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure ast_moutdwm [2023-11-19 08:04:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_moutdwm [2023-11-19 08:04:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg [2023-11-19 08:04:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg [2023-11-19 08:04:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure cbrdlli_ast2150 [2023-11-19 08:04:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure cbrdlli_ast2150 [2023-11-19 08:04:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 08:04:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 08:04:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2023-11-19 08:04:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2023-11-19 08:04:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 08:04:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 08:04:38,392 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_commit [2023-11-19 08:04:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_commit [2023-11-19 08:04:38,392 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-11-19 08:04:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-11-19 08:04:38,392 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_config [2023-11-19 08:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_config [2023-11-19 08:04:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2023-11-19 08:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2023-11-19 08:04:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_move [2023-11-19 08:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_move [2023-11-19 08:04:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2023-11-19 08:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2023-11-19 08:04:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure drm_poll [2023-11-19 08:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_poll [2023-11-19 08:04:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_update_edid_property [2023-11-19 08:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_update_edid_property [2023-11-19 08:04:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 08:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 08:04:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_tt_unpopulate [2023-11-19 08:04:38,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_tt_unpopulate [2023-11-19 08:04:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_lookup [2023-11-19 08:04:38,395 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_lookup [2023-11-19 08:04:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_destroy [2023-11-19 08:04:38,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_destroy [2023-11-19 08:04:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:04:39,789 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:04:39,795 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:04:40,238 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 08:05:02,544 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:05:02,593 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:05:02,598 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 08:05:02,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:02 BoogieIcfgContainer [2023-11-19 08:05:02,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:05:02,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:05:02,622 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:05:02,626 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:05:02,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:04:31" (1/3) ... [2023-11-19 08:05:02,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@665e654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:05:02, skipping insertion in model container [2023-11-19 08:05:02,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:36" (2/3) ... [2023-11-19 08:05:02,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@665e654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:05:02, skipping insertion in model container [2023-11-19 08:05:02,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:02" (3/3) ... [2023-11-19 08:05:02,629 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 08:05:02,648 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:05:02,648 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:05:02,788 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:05:02,799 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c726889, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:05:02,799 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:05:02,820 INFO L276 IsEmpty]: Start isEmpty. Operand has 4095 states, 3063 states have (on average 1.4871041462618348) internal successors, (4555), 3147 states have internal predecessors, (4555), 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 08:05:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-19 08:05:02,851 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:05:02,852 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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, 1, 1, 1, 1] [2023-11-19 08:05:02,853 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:05:02,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:02,858 INFO L85 PathProgramCache]: Analyzing trace with hash -556171082, now seen corresponding path program 1 times [2023-11-19 08:05:02,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:02,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969157189] [2023-11-19 08:05:02,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:02,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 08:05:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:05:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 08:05:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 08:05:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 08:05:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 08:05:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-19 08:05:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-19 08:05:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-19 08:05:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-19 08:05:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-19 08:05:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-19 08:05:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:04,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 08:05:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:05,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2023-11-19 08:05:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:05,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-19 08:05:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:05,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-19 08:05:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:05,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-11-19 08:05:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:05,108 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2023-11-19 08:05:05,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:05:05,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969157189] [2023-11-19 08:05:05,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969157189] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:05:05,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:05:05,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 08:05:05,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122837636] [2023-11-19 08:05:05,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:05:05,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 08:05:05,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:05:05,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 08:05:05,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 08:05:05,188 INFO L87 Difference]: Start difference. First operand has 4095 states, 3063 states have (on average 1.4871041462618348) internal successors, (4555), 3147 states have internal predecessors, (4555), 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 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 08:05:12,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []