./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-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 30a0e5b13c3defe0f298e3b02d20715fa24fc6c7bd7e5068148722c1045726eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:24:21,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:24:21,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:24:21,975 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:24:21,976 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:24:22,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:24:22,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:24:22,029 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:24:22,030 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:24:22,031 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:24:22,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:24:22,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:24:22,033 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:24:22,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:24:22,034 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:24:22,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:24:22,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:24:22,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:24:22,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:24:22,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:24:22,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:24:22,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:24:22,039 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:24:22,039 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:24:22,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:24:22,040 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:24:22,040 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:24:22,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:24:22,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:24:22,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:24:22,052 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:24:22,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:24:22,052 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:24:22,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:24:22,053 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:24:22,053 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:24:22,053 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:24:22,054 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:24:22,054 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:24:22,054 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_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30a0e5b13c3defe0f298e3b02d20715fa24fc6c7bd7e5068148722c1045726eb [2023-11-21 22:24:22,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:24:22,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:24:22,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:24:22,428 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:24:22,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:24:22,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i [2023-11-21 22:24:25,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:24:26,350 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:24:26,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i [2023-11-21 22:24:26,406 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/data/cdfe5a8c4/2d18119d8d374cbdae7d471926923849/FLAG5180d8910 [2023-11-21 22:24:26,424 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/data/cdfe5a8c4/2d18119d8d374cbdae7d471926923849 [2023-11-21 22:24:26,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:24:26,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:24:26,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:24:26,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:24:26,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:24:26,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:24:26" (1/1) ... [2023-11-21 22:24:26,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f82f69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:26, skipping insertion in model container [2023-11-21 22:24:26,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:24:26" (1/1) ... [2023-11-21 22:24:26,595 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:24:27,355 WARN L635 FunctionHandler]: implicit declaration of function ldv_assume [2023-11-21 22:24:28,627 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_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i[301578,301591] [2023-11-21 22:24:28,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:24:28,727 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:24:28,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5933] [2023-11-21 22:24:28,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5935] [2023-11-21 22:24:28,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5945] [2023-11-21 22:24:28,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5952] [2023-11-21 22:24:28,927 WARN L635 FunctionHandler]: implicit declaration of function ldv_assume [2023-11-21 22:24:28,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6079] [2023-11-21 22:24:28,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6082] [2023-11-21 22:24:28,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6085] [2023-11-21 22:24:28,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6088] [2023-11-21 22:24:28,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6105] [2023-11-21 22:24:28,944 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6108] [2023-11-21 22:24:28,944 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [6110] [2023-11-21 22:24:28,945 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6115] [2023-11-21 22:24:28,945 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6118] [2023-11-21 22:24:28,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6120] [2023-11-21 22:24:28,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6125] [2023-11-21 22:24:28,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6128] [2023-11-21 22:24:28,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6130] [2023-11-21 22:24:28,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6135] [2023-11-21 22:24:28,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6138] [2023-11-21 22:24:28,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [6140] [2023-11-21 22:24:28,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6158] [2023-11-21 22:24:28,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6161] [2023-11-21 22:24:28,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [6163] [2023-11-21 22:24:28,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6168] [2023-11-21 22:24:28,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6171] [2023-11-21 22:24:28,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6173] [2023-11-21 22:24:28,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6178] [2023-11-21 22:24:28,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6181] [2023-11-21 22:24:28,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6183] [2023-11-21 22:24:28,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6188] [2023-11-21 22:24:28,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6191] [2023-11-21 22:24:28,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [6193] [2023-11-21 22:24:28,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6280] [2023-11-21 22:24:28,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6287] [2023-11-21 22:24:28,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [6371] [2023-11-21 22:24:28,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [6379] [2023-11-21 22:24:29,297 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_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i[301578,301591] [2023-11-21 22:24:29,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:24:29,425 WARN L675 CHandler]: The function ldv_assume is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:24:29,425 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:24:29,425 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:24:29,434 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:24:29,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29 WrapperNode [2023-11-21 22:24:29,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:24:29,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:24:29,439 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:24:29,439 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:24:29,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:29,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:29,788 INFO L138 Inliner]: procedures = 222, calls = 2431, calls flagged for inlining = 115, calls inlined = 112, statements flattened = 5174 [2023-11-21 22:24:29,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:24:29,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:24:29,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:24:29,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:24:29,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:29,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:29,847 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:30,251 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:24:30,252 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:30,252 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:30,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:30,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:30,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:30,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:30,569 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:24:30,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:24:30,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:24:30,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:24:30,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (1/1) ... [2023-11-21 22:24:30,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:24:30,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:24:30,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:24:30,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1277f3cb-781a-4e99-a9c7-9c4b16032dbb/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:24:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2023-11-21 22:24:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2023-11-21 22:24:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:24:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:24:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:24:30,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:24:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:24:30,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:24:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2023-11-21 22:24:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2023-11-21 22:24:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-21 22:24:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-21 22:24:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-21 22:24:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-21 22:24:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-21 22:24:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-21 22:24:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_dma_receive_complete [2023-11-21 22:24:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_dma_receive_complete [2023-11-21 22:24:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:24:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:24:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:24:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:24:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:24:30,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:24:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:24:30,698 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:24:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:24:30,699 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:24:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-21 22:24:30,699 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-21 22:24:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2023-11-21 22:24:30,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2023-11-21 22:24:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure switch_bank [2023-11-21 22:24:30,700 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_bank [2023-11-21 22:24:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-21 22:24:30,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-21 22:24:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-21 22:24:30,701 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-21 22:24:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:24:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 22:24:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:24:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-21 22:24:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-21 22:24:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 22:24:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 22:24:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_remove_4 [2023-11-21 22:24:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_remove_4 [2023-11-21 22:24:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 22:24:30,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 22:24:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_dma_receive [2023-11-21 22:24:30,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_dma_receive [2023-11-21 22:24:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:24:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:24:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:24:30,705 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:24:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-21 22:24:30,705 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-21 22:24:30,706 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_net_ioctl [2023-11-21 22:24:30,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_net_ioctl [2023-11-21 22:24:30,706 INFO L130 BoogieDeclarations]: Found specification of procedure SetCOMInterrupts [2023-11-21 22:24:30,706 INFO L138 BoogieDeclarations]: Found implementation of procedure SetCOMInterrupts [2023-11-21 22:24:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-21 22:24:30,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-21 22:24:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-21 22:24:30,707 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-21 22:24:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-21 22:24:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-21 22:24:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_change_dongle_speed [2023-11-21 22:24:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_change_dongle_speed [2023-11-21 22:24:30,709 INFO L130 BoogieDeclarations]: Found specification of procedure SIR2FIR [2023-11-21 22:24:30,709 INFO L138 BoogieDeclarations]: Found implementation of procedure SIR2FIR [2023-11-21 22:24:30,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:24:30,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:24:30,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 22:24:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_net_close [2023-11-21 22:24:30,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_net_close [2023-11-21 22:24:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-21 22:24:30,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-21 22:24:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:24:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-21 22:24:30,711 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-21 22:24:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_dma_xmit [2023-11-21 22:24:30,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_dma_xmit [2023-11-21 22:24:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 22:24:30,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 22:24:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-21 22:24:30,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-21 22:24:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-21 22:24:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-21 22:24:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2023-11-21 22:24:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2023-11-21 22:24:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_net_open [2023-11-21 22:24:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_net_open [2023-11-21 22:24:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-21 22:24:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-21 22:24:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:24:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-21 22:24:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-21 22:24:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-21 22:24:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-21 22:24:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-21 22:24:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-21 22:24:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:24:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:24:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-21 22:24:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-21 22:24:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:24:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-21 22:24:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-21 22:24:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:24:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 22:24:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 22:24:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:24:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-21 22:24:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-21 22:24:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 22:24:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 22:24:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 22:24:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure FIR2SIR [2023-11-21 22:24:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure FIR2SIR [2023-11-21 22:24:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-21 22:24:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-21 22:24:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_change_speed [2023-11-21 22:24:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_change_speed [2023-11-21 22:24:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:24:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:24:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-21 22:24:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-21 22:24:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-21 22:24:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-21 22:24:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:24:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure ali_ircc_resume [2023-11-21 22:24:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ali_ircc_resume [2023-11-21 22:24:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:24:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:24:31,304 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:24:31,310 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:24:33,046 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:24:40,259 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:24:44,431 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:24:44,431 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:24:44,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:24:44 BoogieIcfgContainer [2023-11-21 22:24:44,434 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:24:44,437 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:24:44,437 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:24:44,441 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:24:44,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:24:26" (1/3) ... [2023-11-21 22:24:44,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e7cf7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:24:44, skipping insertion in model container [2023-11-21 22:24:44,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:29" (2/3) ... [2023-11-21 22:24:44,443 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e7cf7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:24:44, skipping insertion in model container [2023-11-21 22:24:44,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:24:44" (3/3) ... [2023-11-21 22:24:44,444 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--ali-ircc.ko-entry_point.cil.out.i [2023-11-21 22:24:44,468 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:24:44,469 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:24:44,713 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:24:44,736 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;@2cf32892, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:24:44,737 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:24:44,751 INFO L276 IsEmpty]: Start isEmpty. Operand has 1318 states, 764 states have (on average 1.3416230366492146) internal successors, (1025), 828 states have internal predecessors, (1025), 495 states have call successors, (495), 58 states have call predecessors, (495), 57 states have return successors, (488), 481 states have call predecessors, (488), 488 states have call successors, (488) [2023-11-21 22:24:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-21 22:24:44,886 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:44,888 INFO L195 NwaCegarLoop]: trace histogram [6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:24:44,889 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:24:44,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:44,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1259026411, now seen corresponding path program 1 times [2023-11-21 22:24:44,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:44,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122225639] [2023-11-21 22:24:44,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:44,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:46,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:24:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 22:24:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:24:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-21 22:24:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:24:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-21 22:24:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:24:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-21 22:24:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-21 22:24:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-21 22:24:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-21 22:24:47,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-21 22:24:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-21 22:24:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-21 22:24:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-21 22:24:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-21 22:24:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-21 22:24:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-21 22:24:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-21 22:24:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-21 22:24:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-21 22:24:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-21 22:24:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-21 22:24:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-21 22:24:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-21 22:24:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-21 22:24:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2023-11-21 22:24:47,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:47,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122225639] [2023-11-21 22:24:47,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122225639] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:47,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:47,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-21 22:24:47,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030063468] [2023-11-21 22:24:47,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:47,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-21 22:24:47,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:47,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-21 22:24:47,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-21 22:24:47,783 INFO L87 Difference]: Start difference. First operand has 1318 states, 764 states have (on average 1.3416230366492146) internal successors, (1025), 828 states have internal predecessors, (1025), 495 states have call successors, (495), 58 states have call predecessors, (495), 57 states have return successors, (488), 481 states have call predecessors, (488), 488 states have call successors, (488) Second operand has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 4 states have internal predecessors, (80), 3 states have call successors, (33), 9 states have call predecessors, (33), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-21 22:24:49,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:51,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:52,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []