./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl --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 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:27:40,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:27:40,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:27:40,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:27:40,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:27:40,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:27:40,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:27:40,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:27:40,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:27:40,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:27:40,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:27:40,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:27:40,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:27:40,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:27:40,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:27:40,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:27:40,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:27:40,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:27:40,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:27:40,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:27:40,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:27:40,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:27:41,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:27:41,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:27:41,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:27:41,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:27:41,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:27:41,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:27:41,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:27:41,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:27:41,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:27:41,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:27:41,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:27:41,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:27:41,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:27:41,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:27:41,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:27:41,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:27:41,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:27:41,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:27:41,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:27:41,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:27:41,064 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:27:41,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:27:41,065 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:27:41,066 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:27:41,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:27:41,077 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:27:41,077 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:27:41,078 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:27:41,078 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:27:41,078 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:27:41,079 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:27:41,079 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:27:41,080 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:27:41,080 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:27:41,080 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:27:41,080 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:27:41,080 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:27:41,081 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:27:41,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:27:41,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:27:41,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:27:41,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:27:41,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:27:41,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:27:41,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:27:41,083 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:27:41,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:27:41,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:27:41,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:27:41,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:27:41,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:27:41,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:27:41,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:27:41,085 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:27:41,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:27:41,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:27:41,085 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:27:41,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:27:41,086 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de [2021-11-23 17:27:41,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:27:41,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:27:41,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:27:41,406 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:27:41,407 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:27:41,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2021-11-23 17:27:41,509 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data/00fcf994f/7150359aa70a48248347adee90f5b17a/FLAGb66b4170d [2021-11-23 17:27:42,527 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:27:42,529 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2021-11-23 17:27:42,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data/00fcf994f/7150359aa70a48248347adee90f5b17a/FLAGb66b4170d [2021-11-23 17:27:42,862 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data/00fcf994f/7150359aa70a48248347adee90f5b17a [2021-11-23 17:27:42,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:27:42,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:27:42,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:27:42,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:27:42,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:27:42,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:27:42" (1/1) ... [2021-11-23 17:27:42,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e596a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:42, skipping insertion in model container [2021-11-23 17:27:42,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:27:42" (1/1) ... [2021-11-23 17:27:42,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:27:43,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:27:46,391 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2021-11-23 17:27:46,395 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2021-11-23 17:27:46,396 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2021-11-23 17:27:46,397 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2021-11-23 17:27:46,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:27:46,492 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:27:46,981 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2021-11-23 17:27:46,982 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2021-11-23 17:27:46,983 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2021-11-23 17:27:46,983 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2021-11-23 17:27:47,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:27:47,242 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:27:47,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47 WrapperNode [2021-11-23 17:27:47,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:27:47,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:27:47,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:27:47,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:27:47,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,593 INFO L137 Inliner]: procedures = 430, calls = 1706, calls flagged for inlining = 201, calls inlined = 185, statements flattened = 4089 [2021-11-23 17:27:47,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:27:47,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:27:47,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:27:47,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:27:47,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:27:47,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:27:47,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:27:47,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:27:47,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:47" (1/1) ... [2021-11-23 17:27:47,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:27:47,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:27:47,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:27:48,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:27:48,046 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-11-23 17:27:48,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-11-23 17:27:48,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-23 17:27:48,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-23 17:27:48,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:27:48,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:27:48,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 17:27:48,048 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 17:27:48,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:27:48,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:27:48,048 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 17:27:48,048 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 17:27:48,048 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2021-11-23 17:27:48,049 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2021-11-23 17:27:48,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 17:27:48,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 17:27:48,049 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 17:27:48,049 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 17:27:48,049 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-11-23 17:27:48,050 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-11-23 17:27:48,050 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2021-11-23 17:27:48,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2021-11-23 17:27:48,051 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-11-23 17:27:48,051 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-11-23 17:27:48,051 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-23 17:27:48,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-23 17:27:48,052 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-23 17:27:48,052 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-23 17:27:48,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2021-11-23 17:27:48,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2021-11-23 17:27:48,052 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-11-23 17:27:48,053 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-11-23 17:27:48,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 17:27:48,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 17:27:48,055 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-23 17:27:48,055 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-23 17:27:48,055 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 17:27:48,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 17:27:48,055 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 17:27:48,055 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 17:27:48,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:27:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:27:48,056 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-23 17:27:48,057 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-23 17:27:48,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:27:48,058 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2021-11-23 17:27:48,058 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2021-11-23 17:27:48,058 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2021-11-23 17:27:48,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2021-11-23 17:27:48,059 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 17:27:48,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 17:27:48,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:27:48,059 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 17:27:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 17:27:48,060 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2021-11-23 17:27:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2021-11-23 17:27:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:27:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 17:27:48,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 17:27:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:27:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 17:27:48,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 17:27:48,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:27:48,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:27:48,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-23 17:27:48,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-23 17:27:48,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 17:27:48,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 17:27:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-23 17:27:48,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-23 17:27:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-23 17:27:48,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-23 17:27:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-23 17:27:48,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-23 17:27:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 17:27:48,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 17:27:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2021-11-23 17:27:48,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2021-11-23 17:27:48,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 17:27:48,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 17:27:48,066 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2021-11-23 17:27:48,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2021-11-23 17:27:48,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:27:48,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 17:27:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 17:27:48,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 17:27:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 17:27:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:27:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:27:48,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:27:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 17:27:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 17:27:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:27:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-11-23 17:27:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-11-23 17:27:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:27:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:27:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2021-11-23 17:27:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2021-11-23 17:27:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:27:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:27:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-11-23 17:27:48,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-11-23 17:27:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 17:27:48,073 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 17:27:48,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 17:27:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 17:27:48,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-23 17:27:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-23 17:27:48,077 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2021-11-23 17:27:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2021-11-23 17:27:48,078 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2021-11-23 17:27:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2021-11-23 17:27:48,078 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 17:27:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 17:27:48,086 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 17:27:48,086 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 17:27:48,086 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2021-11-23 17:27:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2021-11-23 17:27:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-11-23 17:27:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-11-23 17:27:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:27:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:27:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2021-11-23 17:27:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2021-11-23 17:27:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:27:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:27:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:27:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:27:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2021-11-23 17:27:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2021-11-23 17:27:48,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 17:27:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 17:27:48,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-23 17:27:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-23 17:27:48,089 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:27:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:27:48,089 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-23 17:27:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-23 17:27:48,090 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 17:27:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 17:27:48,090 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2021-11-23 17:27:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2021-11-23 17:27:48,090 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2021-11-23 17:27:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2021-11-23 17:27:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:27:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 17:27:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 17:27:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:27:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_ipg_nic_private [2021-11-23 17:27:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_ipg_nic_private [2021-11-23 17:27:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2021-11-23 17:27:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2021-11-23 17:27:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2021-11-23 17:27:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2021-11-23 17:27:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:27:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-23 17:27:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-23 17:27:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 17:27:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 17:27:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 17:27:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 17:27:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 17:27:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 17:27:48,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-23 17:27:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-23 17:27:48,094 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 17:27:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 17:27:48,094 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2021-11-23 17:27:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2021-11-23 17:27:48,094 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2021-11-23 17:27:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2021-11-23 17:27:48,095 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 17:27:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 17:27:48,095 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 17:27:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 17:27:48,095 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 17:27:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 17:27:48,096 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 17:27:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 17:27:48,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:27:48,096 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-23 17:27:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-23 17:27:48,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:27:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:27:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2021-11-23 17:27:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2021-11-23 17:27:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2021-11-23 17:27:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2021-11-23 17:27:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2021-11-23 17:27:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2021-11-23 17:27:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2021-11-23 17:27:48,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2021-11-23 17:27:48,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2021-11-23 17:27:48,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2021-11-23 17:27:48,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 17:27:48,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 17:27:48,098 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2021-11-23 17:27:48,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2021-11-23 17:27:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-23 17:27:48,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-23 17:27:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 17:27:48,099 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 17:27:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-23 17:27:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:27:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2021-11-23 17:27:48,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2021-11-23 17:27:48,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 17:27:48,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 17:27:48,995 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:27:48,999 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:27:49,458 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:27:49,463 INFO L158 Benchmark]: Toolchain (without parser) took 6595.87ms. Allocated memory was 142.6MB in the beginning and 281.0MB in the end (delta: 138.4MB). Free memory was 95.7MB in the beginning and 189.5MB in the end (delta: -93.8MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2021-11-23 17:27:49,464 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory was 44.5MB in the beginning and 44.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:27:49,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4376.90ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 95.7MB in the beginning and 123.5MB in the end (delta: -27.8MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2021-11-23 17:27:49,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 349.68ms. Allocated memory is still 190.8MB. Free memory was 122.4MB in the beginning and 98.3MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 17:27:49,473 INFO L158 Benchmark]: Boogie Preprocessor took 301.03ms. Allocated memory is still 190.8MB. Free memory was 98.3MB in the beginning and 71.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 17:27:49,474 INFO L158 Benchmark]: RCFGBuilder took 1512.70ms. Allocated memory was 190.8MB in the beginning and 281.0MB in the end (delta: 90.2MB). Free memory was 111.9MB in the beginning and 189.5MB in the end (delta: -77.6MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2021-11-23 17:27:49,482 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory was 44.5MB in the beginning and 44.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4376.90ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 95.7MB in the beginning and 123.5MB in the end (delta: -27.8MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 349.68ms. Allocated memory is still 190.8MB. Free memory was 122.4MB in the beginning and 98.3MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 301.03ms. Allocated memory is still 190.8MB. Free memory was 98.3MB in the beginning and 71.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1512.70ms. Allocated memory was 190.8MB in the beginning and 281.0MB in the end (delta: 90.2MB). Free memory was 111.9MB in the beginning and 189.5MB in the end (delta: -77.6MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:27:49,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl --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 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:27:52,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:27:52,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:27:52,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:27:52,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:27:52,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:27:52,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:27:52,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:27:52,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:27:52,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:27:52,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:27:52,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:27:52,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:27:52,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:27:52,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:27:52,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:27:52,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:27:52,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:27:52,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:27:52,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:27:52,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:27:52,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:27:52,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:27:52,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:27:52,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:27:52,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:27:52,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:27:52,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:27:52,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:27:52,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:27:52,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:27:52,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:27:52,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:27:52,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:27:52,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:27:52,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:27:52,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:27:52,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:27:52,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:27:52,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:27:52,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:27:52,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:27:52,285 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:27:52,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:27:52,286 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:27:52,286 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:27:52,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:27:52,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:27:52,288 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:27:52,288 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:27:52,288 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:27:52,289 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:27:52,290 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:27:52,290 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:27:52,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:27:52,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:27:52,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:27:52,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:27:52,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:27:52,293 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:27:52,293 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:27:52,294 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:27:52,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:27:52,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:27:52,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:27:52,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:27:52,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:27:52,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:27:52,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:27:52,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:27:52,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:27:52,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:27:52,296 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:27:52,297 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:27:52,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:27:52,298 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:27:52,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:27:52,298 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de [2021-11-23 17:27:52,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:27:52,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:27:52,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:27:52,804 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:27:52,804 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:27:52,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2021-11-23 17:27:52,883 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data/9cafddcf5/2ccd2bd91cf24321a683988a85f0ee66/FLAGd716b89a2 [2021-11-23 17:27:54,026 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:27:54,026 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2021-11-23 17:27:54,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data/9cafddcf5/2ccd2bd91cf24321a683988a85f0ee66/FLAGd716b89a2 [2021-11-23 17:27:54,419 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/data/9cafddcf5/2ccd2bd91cf24321a683988a85f0ee66 [2021-11-23 17:27:54,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:27:54,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:27:54,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:27:54,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:27:54,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:27:54,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:27:54" (1/1) ... [2021-11-23 17:27:54,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155ce73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:54, skipping insertion in model container [2021-11-23 17:27:54,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:27:54" (1/1) ... [2021-11-23 17:27:54,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:27:54,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:27:57,969 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2021-11-23 17:27:57,972 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2021-11-23 17:27:57,973 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2021-11-23 17:27:57,973 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2021-11-23 17:27:57,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:27:58,058 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:27:58,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:27:58,545 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2021-11-23 17:27:58,546 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2021-11-23 17:27:58,546 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2021-11-23 17:27:58,547 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2021-11-23 17:27:58,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:27:58,581 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:27:59,057 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2021-11-23 17:27:59,057 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2021-11-23 17:27:59,058 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2021-11-23 17:27:59,062 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_e93563c2-68bc-4efa-a41e-0757682c83c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2021-11-23 17:27:59,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:27:59,385 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:27:59,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59 WrapperNode [2021-11-23 17:27:59,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:27:59,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:27:59,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:27:59,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:27:59,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:27:59,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:27:59,750 INFO L137 Inliner]: procedures = 445, calls = 1706, calls flagged for inlining = 201, calls inlined = 185, statements flattened = 3954 [2021-11-23 17:27:59,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:27:59,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:27:59,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:27:59,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:27:59,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:27:59,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:27:59,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:27:59,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:27:59,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:28:00,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:28:00,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:28:00,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:28:00,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:28:00,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:28:00,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:28:00,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:27:59" (1/1) ... [2021-11-23 17:28:00,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:28:00,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:28:00,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:28:00,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:28:00,186 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-11-23 17:28:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-11-23 17:28:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-23 17:28:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-23 17:28:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:28:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:28:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 17:28:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 17:28:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:28:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:28:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 17:28:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 17:28:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2021-11-23 17:28:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2021-11-23 17:28:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 17:28:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 17:28:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 17:28:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 17:28:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-11-23 17:28:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-11-23 17:28:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2021-11-23 17:28:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2021-11-23 17:28:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-11-23 17:28:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-11-23 17:28:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-23 17:28:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-23 17:28:00,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-23 17:28:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-23 17:28:00,192 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2021-11-23 17:28:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2021-11-23 17:28:00,193 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-23 17:28:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-23 17:28:00,193 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-11-23 17:28:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-11-23 17:28:00,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 17:28:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 17:28:00,194 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-23 17:28:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-23 17:28:00,194 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 17:28:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 17:28:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 17:28:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 17:28:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:28:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:28:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-23 17:28:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-23 17:28:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:28:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:28:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:28:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:28:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:28:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2021-11-23 17:28:00,199 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2021-11-23 17:28:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2021-11-23 17:28:00,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2021-11-23 17:28:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 17:28:00,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 17:28:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 17:28:00,200 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 17:28:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2021-11-23 17:28:00,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2021-11-23 17:28:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 17:28:00,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 17:28:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 17:28:00,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 17:28:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:28:00,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:28:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-23 17:28:00,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-23 17:28:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 17:28:00,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 17:28:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-23 17:28:00,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-23 17:28:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-23 17:28:00,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-23 17:28:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-23 17:28:00,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-23 17:28:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 17:28:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 17:28:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2021-11-23 17:28:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2021-11-23 17:28:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 17:28:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 17:28:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2021-11-23 17:28:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2021-11-23 17:28:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:28:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 17:28:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 17:28:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 17:28:00,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 17:28:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:28:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:28:00,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:28:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 17:28:00,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 17:28:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:28:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:28:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:28:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-11-23 17:28:00,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-11-23 17:28:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:28:00,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:28:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:28:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2021-11-23 17:28:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2021-11-23 17:28:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-11-23 17:28:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-11-23 17:28:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 17:28:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 17:28:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 17:28:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 17:28:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-23 17:28:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-23 17:28:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2021-11-23 17:28:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2021-11-23 17:28:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2021-11-23 17:28:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2021-11-23 17:28:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 17:28:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 17:28:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 17:28:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 17:28:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:28:00,226 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2021-11-23 17:28:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2021-11-23 17:28:00,226 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-11-23 17:28:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-11-23 17:28:00,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:28:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:28:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2021-11-23 17:28:00,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2021-11-23 17:28:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:28:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:28:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:28:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:28:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:28:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:28:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:28:00,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:28:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2021-11-23 17:28:00,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2021-11-23 17:28:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 17:28:00,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 17:28:00,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-23 17:28:00,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-23 17:28:00,229 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:28:00,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:28:00,229 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-23 17:28:00,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-23 17:28:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 17:28:00,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 17:28:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2021-11-23 17:28:00,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2021-11-23 17:28:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2021-11-23 17:28:00,230 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2021-11-23 17:28:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:28:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 17:28:00,231 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 17:28:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:28:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_ipg_nic_private [2021-11-23 17:28:00,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_ipg_nic_private [2021-11-23 17:28:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2021-11-23 17:28:00,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2021-11-23 17:28:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:28:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2021-11-23 17:28:00,232 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2021-11-23 17:28:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:28:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:28:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:28:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:28:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 17:28:00,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 17:28:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 17:28:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 17:28:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 17:28:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 17:28:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-23 17:28:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-23 17:28:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 17:28:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 17:28:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2021-11-23 17:28:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2021-11-23 17:28:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2021-11-23 17:28:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2021-11-23 17:28:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 17:28:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 17:28:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 17:28:00,236 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 17:28:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 17:28:00,236 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 17:28:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:28:00,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:28:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 17:28:00,237 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 17:28:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:28:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:28:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:28:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:28:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-23 17:28:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-23 17:28:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:28:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:28:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2021-11-23 17:28:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2021-11-23 17:28:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2021-11-23 17:28:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2021-11-23 17:28:00,239 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2021-11-23 17:28:00,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2021-11-23 17:28:00,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2021-11-23 17:28:00,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2021-11-23 17:28:00,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2021-11-23 17:28:00,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2021-11-23 17:28:00,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 17:28:00,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 17:28:00,240 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2021-11-23 17:28:00,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2021-11-23 17:28:00,240 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-23 17:28:00,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-23 17:28:00,240 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 17:28:00,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 17:28:00,241 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-23 17:28:00,241 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2021-11-23 17:28:00,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2021-11-23 17:28:00,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 17:28:00,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 17:28:01,361 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:28:01,366 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:28:04,747 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:28:04,751 INFO L158 Benchmark]: Toolchain (without parser) took 10326.92ms. Allocated memory was 62.9MB in the beginning and 327.2MB in the end (delta: 264.2MB). Free memory was 41.9MB in the beginning and 198.8MB in the end (delta: -157.0MB). Peak memory consumption was 108.7MB. Max. memory is 16.1GB. [2021-11-23 17:28:04,752 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:28:04,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4962.32ms. Allocated memory was 62.9MB in the beginning and 180.4MB in the end (delta: 117.4MB). Free memory was 41.7MB in the beginning and 64.4MB in the end (delta: -22.7MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. [2021-11-23 17:28:04,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 362.70ms. Allocated memory is still 180.4MB. Free memory was 64.4MB in the beginning and 80.8MB in the end (delta: -16.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-23 17:28:04,754 INFO L158 Benchmark]: Boogie Preprocessor took 344.24ms. Allocated memory is still 180.4MB. Free memory was 80.8MB in the beginning and 80.5MB in the end (delta: 268.5kB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 17:28:04,755 INFO L158 Benchmark]: RCFGBuilder took 4652.43ms. Allocated memory was 180.4MB in the beginning and 327.2MB in the end (delta: 146.8MB). Free memory was 80.5MB in the beginning and 198.8MB in the end (delta: -118.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 17:28:04,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4962.32ms. Allocated memory was 62.9MB in the beginning and 180.4MB in the end (delta: 117.4MB). Free memory was 41.7MB in the beginning and 64.4MB in the end (delta: -22.7MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 362.70ms. Allocated memory is still 180.4MB. Free memory was 64.4MB in the beginning and 80.8MB in the end (delta: -16.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 344.24ms. Allocated memory is still 180.4MB. Free memory was 80.8MB in the beginning and 80.5MB in the end (delta: 268.5kB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * RCFGBuilder took 4652.43ms. Allocated memory was 180.4MB in the beginning and 327.2MB in the end (delta: 146.8MB). Free memory was 80.5MB in the beginning and 198.8MB in the end (delta: -118.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:28:04,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93563c2-68bc-4efa-a41e-0757682c83c8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable