./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c097d45bf953c22cc618c35d7b4a2d8fd3613a03309b6d0b505b710dc0ccbe6f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:37:13,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:37:13,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:37:13,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:37:13,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:37:13,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:37:13,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:37:13,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:37:13,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:37:13,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:37:13,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:37:13,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:37:13,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:37:13,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:37:13,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:37:13,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:37:13,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:37:13,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:37:13,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:37:13,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:37:13,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:37:13,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:37:13,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:37:13,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:37:13,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:37:13,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:37:13,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:37:13,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:37:13,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:37:13,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:37:13,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:37:13,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:37:13,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:37:13,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:37:13,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:37:13,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:37:13,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:37:13,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:37:13,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:37:13,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:37:13,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:37:13,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:37:13,609 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:37:13,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:37:13,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:37:13,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:37:13,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:37:13,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:37:13,616 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:37:13,616 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:37:13,616 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:37:13,617 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:37:13,617 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:37:13,617 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:37:13,617 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:37:13,618 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:37:13,618 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:37:13,618 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:37:13,619 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:37:13,619 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:37:13,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:37:13,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:37:13,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:37:13,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:37:13,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:37:13,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:37:13,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:37:13,622 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:37:13,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:37:13,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:37:13,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:37:13,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:37:13,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:37:13,624 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:37:13,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:37:13,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:37:13,625 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:37:13,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:37:13,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:37:13,627 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:37:13,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c097d45bf953c22cc618c35d7b4a2d8fd3613a03309b6d0b505b710dc0ccbe6f [2022-10-17 17:37:13,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:37:13,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:37:13,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:37:13,928 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:37:13,929 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:37:13,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-17 17:37:14,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/data/2198135a7/5277e5460c8540f5a27c0f8717756dc9/FLAG7640f31cf [2022-10-17 17:37:15,075 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:37:15,076 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-17 17:37:15,127 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/data/2198135a7/5277e5460c8540f5a27c0f8717756dc9/FLAG7640f31cf [2022-10-17 17:37:15,441 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/data/2198135a7/5277e5460c8540f5a27c0f8717756dc9 [2022-10-17 17:37:15,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:37:15,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:37:15,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:37:15,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:37:15,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:37:15,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:37:15" (1/1) ... [2022-10-17 17:37:15,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c32b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:15, skipping insertion in model container [2022-10-17 17:37:15,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:37:15" (1/1) ... [2022-10-17 17:37:15,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:37:15,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:37:19,454 WARN L230 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_235d07e8-721a-4a3a-803b-4a9e37de56ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[348277,348290] [2022-10-17 17:37:19,459 WARN L230 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_235d07e8-721a-4a3a-803b-4a9e37de56ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[348422,348435] [2022-10-17 17:37:19,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:37:19,558 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:37:20,144 WARN L230 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_235d07e8-721a-4a3a-803b-4a9e37de56ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[348277,348290] [2022-10-17 17:37:20,145 WARN L230 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_235d07e8-721a-4a3a-803b-4a9e37de56ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[348422,348435] [2022-10-17 17:37:20,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:37:20,392 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:37:20,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20 WrapperNode [2022-10-17 17:37:20,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:37:20,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:37:20,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:37:20,395 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:37:20,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:20,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:20,903 INFO L138 Inliner]: procedures = 444, calls = 2166, calls flagged for inlining = 215, calls inlined = 200, statements flattened = 5248 [2022-10-17 17:37:20,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:37:20,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:37:20,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:37:20,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:37:20,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:20,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:20,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:20,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:21,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:21,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:21,226 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:21,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:21,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:37:21,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:37:21,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:37:21,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:37:21,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (1/1) ... [2022-10-17 17:37:21,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:37:21,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/z3 [2022-10-17 17:37:21,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 17:37:21,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235d07e8-721a-4a3a-803b-4a9e37de56ae/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 17:37:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-10-17 17:37:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure BB_GET_BIT2 [2022-10-17 17:37:21,483 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_GET_BIT2 [2022-10-17 17:37:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-10-17 17:37:21,484 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-10-17 17:37:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-17 17:37:21,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-17 17:37:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 17:37:21,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 17:37:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_open [2022-10-17 17:37:21,485 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_open [2022-10-17 17:37:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_poll_stop [2022-10-17 17:37:21,485 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_poll_stop [2022-10-17 17:37:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure is_quattro_p [2022-10-17 17:37:21,485 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quattro_p [2022-10-17 17:37:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 17:37:21,485 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 17:37:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_close [2022-10-17 17:37:21,486 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_close [2022-10-17 17:37:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:37:21,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:37:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 17:37:21,486 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 17:37:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_87 [2022-10-17 17:37:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_87 [2022-10-17 17:37:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_set_multicast [2022-10-17 17:37:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_set_multicast [2022-10-17 17:37:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 17:37:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 17:37:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure BB_PUT_BIT [2022-10-17 17:37:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_PUT_BIT [2022-10-17 17:37:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-10-17 17:37:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-10-17 17:37:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_begin_auto_negotiation [2022-10-17 17:37:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_begin_auto_negotiation [2022-10-17 17:37:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_get_counters [2022-10-17 17:37:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_get_counters [2022-10-17 17:37:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_happy_lock_of_happy_meal [2022-10-17 17:37:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_happy_lock_of_happy_meal [2022-10-17 17:37:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 17:37:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 17:37:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 17:37:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 17:37:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 17:37:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 17:37:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-10-17 17:37:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-10-17 17:37:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 17:37:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 17:37:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 17:37:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 17:37:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:37:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-17 17:37:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-17 17:37:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2022-10-17 17:37:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2022-10-17 17:37:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 17:37:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 17:37:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 17:37:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 17:37:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 17:37:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 17:37:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 17:37:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 17:37:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:37:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 17:37:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 17:37:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-17 17:37:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-10-17 17:37:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-17 17:37:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-17 17:37:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 17:37:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 17:37:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 17:37:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 17:37:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 17:37:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 17:37:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure set_happy_link_modes [2022-10-17 17:37:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure set_happy_link_modes [2022-10-17 17:37:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_reset [2022-10-17 17:37:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_reset [2022-10-17 17:37:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:37:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 17:37:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 17:37:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 17:37:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 17:37:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tx_timeout [2022-10-17 17:37:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tx_timeout [2022-10-17 17:37:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-10-17 17:37:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-10-17 17:37:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:37:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_read [2022-10-17 17:37:21,496 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_read [2022-10-17 17:37:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 17:37:21,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 17:37:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 17:37:21,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 17:37:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:37:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:37:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:37:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 17:37:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 17:37:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-17 17:37:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-17 17:37:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-17 17:37:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-17 17:37:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-17 17:37:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-17 17:37:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-17 17:37:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-17 17:37:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 17:37:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 17:37:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 17:37:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 17:37:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 17:37:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 17:37:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-17 17:37:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-17 17:37:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure is_lucent_phy [2022-10-17 17:37:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lucent_phy [2022-10-17 17:37:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:37:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:37:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure hme_read_desc32 [2022-10-17 17:37:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure hme_read_desc32 [2022-10-17 17:37:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-10-17 17:37:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-10-17 17:37:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 17:37:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_clean_rings [2022-10-17 17:37:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_clean_rings [2022-10-17 17:37:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 17:37:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:37:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:37:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 17:37:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 17:37:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-17 17:37:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-17 17:37:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-17 17:37:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-17 17:37:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_happy_meal_exit_14_2 [2022-10-17 17:37:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_happy_meal_exit_14_2 [2022-10-17 17:37:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:37:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:37:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 17:37:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 17:37:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 17:37:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 17:37:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-17 17:37:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-17 17:37:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-10-17 17:37:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-10-17 17:37:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:37:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:37:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 17:37:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 17:37:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_86 [2022-10-17 17:37:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_86 [2022-10-17 17:37:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:37:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 17:37:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 17:37:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_stop [2022-10-17 17:37:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_stop [2022-10-17 17:37:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 17:37:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 17:37:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 17:37:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 17:37:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-17 17:37:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-17 17:37:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_pci_remove [2022-10-17 17:37:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_pci_remove [2022-10-17 17:37:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_init [2022-10-17 17:37:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_init [2022-10-17 17:37:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 17:37:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 17:37:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 17:37:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 17:37:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_write [2022-10-17 17:37:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_write [2022-10-17 17:37:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:37:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 17:37:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 17:37:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-17 17:37:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-17 17:37:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 17:37:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 17:37:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 17:37:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 17:37:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-10-17 17:37:21,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-10-17 17:37:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-17 17:37:21,508 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-17 17:37:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:37:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-10-17 17:37:21,508 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-10-17 17:37:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 17:37:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 17:37:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-10-17 17:37:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-10-17 17:37:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_transceiver_check [2022-10-17 17:37:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_transceiver_check [2022-10-17 17:37:22,665 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:37:22,673 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:37:23,435 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:37:29,392 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 17:37:29,669 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:37:32,319 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:37:32,320 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:37:32,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:37:32 BoogieIcfgContainer [2022-10-17 17:37:32,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:37:32,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 17:37:32,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 17:37:32,333 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 17:37:32,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:37:15" (1/3) ... [2022-10-17 17:37:32,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26e7914f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:37:32, skipping insertion in model container [2022-10-17 17:37:32,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:37:20" (2/3) ... [2022-10-17 17:37:32,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26e7914f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:37:32, skipping insertion in model container [2022-10-17 17:37:32,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:37:32" (3/3) ... [2022-10-17 17:37:32,339 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-10-17 17:37:32,363 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 17:37:32,363 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 17:37:32,501 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 17:37:32,510 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6c692df2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 17:37:32,510 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 17:37:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 1538 states, 882 states have (on average 1.3061224489795917) internal successors, (1152), 920 states have internal predecessors, (1152), 565 states have call successors, (565), 91 states have call predecessors, (565), 90 states have return successors, (559), 545 states have call predecessors, (559), 559 states have call successors, (559) [2022-10-17 17:37:32,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 17:37:32,576 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:37:32,577 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 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] [2022-10-17 17:37:32,577 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:37:32,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:37:32,585 INFO L85 PathProgramCache]: Analyzing trace with hash 563552326, now seen corresponding path program 1 times [2022-10-17 17:37:32,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:37:32,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555048205] [2022-10-17 17:37:32,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:37:32,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:37:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:37:33,796 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-10-17 17:37:33,797 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:37:33,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555048205] [2022-10-17 17:37:33,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555048205] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:37:33,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:37:33,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 17:37:33,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101553649] [2022-10-17 17:37:33,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:37:33,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 17:37:33,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:37:33,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 17:37:33,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 17:37:33,841 INFO L87 Difference]: Start difference. First operand has 1538 states, 882 states have (on average 1.3061224489795917) internal successors, (1152), 920 states have internal predecessors, (1152), 565 states have call successors, (565), 91 states have call predecessors, (565), 90 states have return successors, (559), 545 states have call predecessors, (559), 559 states have call successors, (559) Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-17 17:37:36,999 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 [] [2022-10-17 17:37:38,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:37:38,475 INFO L93 Difference]: Finished difference Result 4398 states and 6546 transitions. [2022-10-17 17:37:38,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 17:37:38,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 143 [2022-10-17 17:37:38,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:37:38,545 INFO L225 Difference]: With dead ends: 4398 [2022-10-17 17:37:38,545 INFO L226 Difference]: Without dead ends: 2810 [2022-10-17 17:37:38,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 17:37:38,575 INFO L413 NwaCegarLoop]: 2776 mSDtfsCounter, 1984 mSDsluCounter, 2254 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1984 SdHoareTripleChecker+Valid, 4775 SdHoareTripleChecker+Invalid, 559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-10-17 17:37:38,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1984 Valid, 4775 Invalid, 559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 552 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-10-17 17:37:38,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2810 states. [2022-10-17 17:37:38,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2810 to 2806. [2022-10-17 17:37:38,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2806 states, 1631 states have (on average 1.2985898221949723) internal successors, (2118), 1701 states have internal predecessors, (2118), 1000 states have call successors, (1000), 175 states have call predecessors, (1000), 174 states have return successors, (1012), 972 states have call predecessors, (1012), 1000 states have call successors, (1012) [2022-10-17 17:37:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 2806 states and 4130 transitions. [2022-10-17 17:37:38,981 INFO L78 Accepts]: Start accepts. Automaton has 2806 states and 4130 transitions. Word has length 143 [2022-10-17 17:37:38,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:37:38,983 INFO L495 AbstractCegarLoop]: Abstraction has 2806 states and 4130 transitions. [2022-10-17 17:37:38,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-10-17 17:37:38,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 4130 transitions. [2022-10-17 17:37:38,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 17:37:38,994 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:37:38,994 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:37:38,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 17:37:38,995 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:37:38,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:37:38,996 INFO L85 PathProgramCache]: Analyzing trace with hash 651810847, now seen corresponding path program 1 times [2022-10-17 17:37:38,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:37:38,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455818620] [2022-10-17 17:37:38,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:37:38,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:37:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:37:39,469 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-10-17 17:37:39,470 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:37:39,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455818620] [2022-10-17 17:37:39,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455818620] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:37:39,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:37:39,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 17:37:39,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262501064] [2022-10-17 17:37:39,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:37:39,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 17:37:39,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:37:39,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 17:37:39,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 17:37:39,474 INFO L87 Difference]: Start difference. First operand 2806 states and 4130 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14)