./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-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a726a5193e63c1219bd87d1639e8de22edb997e98056d7c45179f71e6a8d2119 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:46:05,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:46:05,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:46:05,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:46:05,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:46:05,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:46:05,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:46:05,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:46:05,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:46:05,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:46:05,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:46:05,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:46:05,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:46:05,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:46:05,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:46:05,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:46:05,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:46:05,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:46:05,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:46:05,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:46:05,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:46:05,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:46:05,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:46:05,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:46:05,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:46:05,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:46:05,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:46:05,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:46:05,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:46:05,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:46:05,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:46:05,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:46:05,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:46:05,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:46:05,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:46:05,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:46:05,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:46:05,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:46:05,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:46:05,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:46:05,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:46:05,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:46:06,043 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:46:06,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:46:06,044 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:46:06,045 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:46:06,045 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:46:06,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:46:06,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:46:06,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:46:06,047 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:46:06,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:46:06,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:46:06,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:46:06,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:46:06,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:46:06,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:46:06,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:46:06,049 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:46:06,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:46:06,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:46:06,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:46:06,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:46:06,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:46:06,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:46:06,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:46:06,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:46:06,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:46:06,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:46:06,051 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:46:06,051 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:46:06,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:46:06,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a726a5193e63c1219bd87d1639e8de22edb997e98056d7c45179f71e6a8d2119 [2022-11-02 20:46:06,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:46:06,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:46:06,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:46:06,331 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:46:06,332 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:46:06,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-02 20:46:06,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/data/579839ea4/6927123aca24408dabe0cbc6397e5244/FLAGadb1e5ee0 [2022-11-02 20:46:07,668 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:46:07,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-02 20:46:07,765 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/data/579839ea4/6927123aca24408dabe0cbc6397e5244/FLAGadb1e5ee0 [2022-11-02 20:46:08,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/data/579839ea4/6927123aca24408dabe0cbc6397e5244 [2022-11-02 20:46:08,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:46:08,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:46:08,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:46:08,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:46:08,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:46:08,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:46:08" (1/1) ... [2022-11-02 20:46:08,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d09347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:08, skipping insertion in model container [2022-11-02 20:46:08,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:46:08" (1/1) ... [2022-11-02 20:46:08,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:46:08,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:46:16,173 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_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769201,769214] [2022-11-02 20:46:16,176 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_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769367,769380] [2022-11-02 20:46:16,177 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_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769531,769544] [2022-11-02 20:46:16,177 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_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769696,769709] [2022-11-02 20:46:16,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:46:16,261 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:46:17,139 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_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769201,769214] [2022-11-02 20:46:17,141 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_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769367,769380] [2022-11-02 20:46:17,141 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_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769531,769544] [2022-11-02 20:46:17,142 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_15b59ddf-36dd-4367-868f-596167ba04f1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769696,769709] [2022-11-02 20:46:17,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:46:17,518 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:46:17,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17 WrapperNode [2022-11-02 20:46:17,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:46:17,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:46:17,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:46:17,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:46:17,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:17,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:18,491 INFO L138 Inliner]: procedures = 688, calls = 11589, calls flagged for inlining = 369, calls inlined = 261, statements flattened = 13294 [2022-11-02 20:46:18,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:46:18,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:46:18,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:46:18,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:46:18,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:18,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:18,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:18,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:19,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:19,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:19,147 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:19,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:19,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:46:19,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:46:19,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:46:19,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:46:19,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (1/1) ... [2022-11-02 20:46:19,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:46:19,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b59ddf-36dd-4367-868f-596167ba04f1/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:46:19,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-02 20:46:19,348 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-02 20:46:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:46:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:46:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure read_register [2022-11-02 20:46:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register [2022-11-02 20:46:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_data [2022-11-02 20:46:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_data [2022-11-02 20:46:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure write_register_byte [2022-11-02 20:46:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register_byte [2022-11-02 20:46:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:46:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:46:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-02 20:46:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-02 20:46:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-02 20:46:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-02 20:46:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_release_firmware [2022-11-02 20:46:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_release_firmware [2022-11-02 20:46:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_configure_security [2022-11-02 20:46:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_configure_security [2022-11-02 20:46:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 20:46:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 20:46:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-02 20:46:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-02 20:46:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_adapter [2022-11-02 20:46:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_adapter [2022-11-02 20:46:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_security_information [2022-11-02 20:46:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_security_information [2022-11-02 20:46:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-02 20:46:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-02 20:46:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:46:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:46:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 20:46:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 20:46:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:46:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:46:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 20:46:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 20:46:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 20:46:19,354 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 20:46:19,354 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mandatory_bssid [2022-11-02 20:46:19,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mandatory_bssid [2022-11-02 20:46:19,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:46:19,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:46:19,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-02 20:46:19,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-02 20:46:19,355 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:46:19,355 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:46:19,356 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_set_hw_state [2022-11-02 20:46:19,356 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_set_hw_state [2022-11-02 20:46:19,356 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_unregister [2022-11-02 20:46:19,357 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_unregister [2022-11-02 20:46:19,358 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_adapter [2022-11-02 20:46:19,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_adapter [2022-11-02 20:46:19,358 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-02 20:46:19,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-02 20:46:19,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:46:19,358 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_send_command [2022-11-02 20:46:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_send_command [2022-11-02 20:46:19,359 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:46:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:46:19,359 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_word [2022-11-02 20:46:19,360 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_word [2022-11-02 20:46:19,360 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:46:19,360 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:46:19,360 INFO L130 BoogieDeclarations]: Found specification of procedure isr_scan_complete [2022-11-02 20:46:19,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_scan_complete [2022-11-02 20:46:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_power_mode [2022-11-02 20:46:19,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_power_mode [2022-11-02 20:46:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 20:46:19,361 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 20:46:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_byte [2022-11-02 20:46:19,362 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_byte [2022-11-02 20:46:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 20:46:19,362 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 20:46:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2022-11-02 20:46:19,362 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2022-11-02 20:46:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:46:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 20:46:19,362 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 20:46:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-02 20:46:19,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-02 20:46:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:46:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_dword [2022-11-02 20:46:19,364 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_dword [2022-11-02 20:46:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:46:19,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:46:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_channel [2022-11-02 20:46:19,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_channel [2022-11-02 20:46:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:46:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-02 20:46:19,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-02 20:46:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_up [2022-11-02 20:46:19,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_up [2022-11-02 20:46:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_commands [2022-11-02 20:46:19,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_commands [2022-11-02 20:46:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:46:19,367 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:46:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-02 20:46:19,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-02 20:46:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 20:46:19,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 20:46:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:46:19,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:46:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipw2100_exit_18_2 [2022-11-02 20:46:19,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipw2100_exit_18_2 [2022-11-02 20:46:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:46:19,369 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:46:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 20:46:19,369 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 20:46:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_adapter [2022-11-02 20:46:19,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_adapter [2022-11-02 20:46:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 20:46:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 20:46:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_action_mutex_of_ipw2100_priv [2022-11-02 20:46:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_action_mutex_of_ipw2100_priv [2022-11-02 20:46:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_scan_options [2022-11-02 20:46:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_scan_options [2022-11-02 20:46:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_txb_free [2022-11-02 20:46:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_txb_free [2022-11-02 20:46:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_fatalerror [2022-11-02 20:46:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_fatalerror [2022-11-02 20:46:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:46:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-02 20:46:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-02 20:46:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-02 20:46:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-02 20:46:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:46:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_rates [2022-11-02 20:46:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_rates [2022-11-02 20:46:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:46:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:46:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure print_ssid [2022-11-02 20:46:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure print_ssid [2022-11-02 20:46:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:46:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:46:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:46:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-02 20:46:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-02 20:46:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:46:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_snapshot_free [2022-11-02 20:46:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_snapshot_free [2022-11-02 20:46:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:46:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:46:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure snprint_line [2022-11-02 20:46:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure snprint_line [2022-11-02 20:46:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 20:46:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 20:46:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_reset [2022-11-02 20:46:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_reset [2022-11-02 20:46:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:46:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:46:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:46:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:46:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure sw_reset_and_clock [2022-11-02 20:46:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_reset_and_clock [2022-11-02 20:46:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_interrupts [2022-11-02 20:46:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_interrupts [2022-11-02 20:46:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-02 20:46:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-02 20:46:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_resume [2022-11-02 20:46:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_resume [2022-11-02 20:46:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-02 20:46:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-02 20:46:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:46:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:46:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2022-11-02 20:46:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2022-11-02 20:46:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_pci_remove_one [2022-11-02 20:46:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_pci_remove_one [2022-11-02 20:46:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_free [2022-11-02 20:46:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_free [2022-11-02 20:46:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-02 20:46:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-02 20:46:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:46:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:46:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:46:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:46:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_alloc_skb [2022-11-02 20:46:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_alloc_skb [2022-11-02 20:46:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-02 20:46:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-02 20:46:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_get_ordinal [2022-11-02 20:46:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_get_ordinal [2022-11-02 20:46:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_stop_adapter [2022-11-02 20:46:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_stop_adapter [2022-11-02 20:46:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure write_register [2022-11-02 20:46:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register [2022-11-02 20:46:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_set_gpio [2022-11-02 20:46:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_set_gpio [2022-11-02 20:46:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 20:46:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 20:46:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_down [2022-11-02 20:46:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_down [2022-11-02 20:46:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_adapter_mutex_of_ipw2100_priv [2022-11-02 20:46:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_adapter_mutex_of_ipw2100_priv [2022-11-02 20:46:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_close [2022-11-02 20:46:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_close [2022-11-02 20:46:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_wait_for_card_state [2022-11-02 20:46:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_wait_for_card_state [2022-11-02 20:46:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_rf_kill [2022-11-02 20:46:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_rf_kill [2022-11-02 20:46:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-02 20:46:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-02 20:46:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure read_register_byte [2022-11-02 20:46:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register_byte [2022-11-02 20:46:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure status_queue_free [2022-11-02 20:46:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure status_queue_free [2022-11-02 20:46:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-02 20:46:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-02 20:46:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:46:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:46:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-02 20:46:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-02 20:46:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_rx_free [2022-11-02 20:46:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_rx_free [2022-11-02 20:46:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-02 20:46:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-02 20:46:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-02 20:46:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-02 20:46:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-02 20:46:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-02 20:46:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 20:46:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 20:46:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:46:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure mod_delayed_work [2022-11-02 20:46:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_delayed_work [2022-11-02 20:46:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:46:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:46:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_shutdown [2022-11-02 20:46:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_shutdown [2022-11-02 20:46:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:46:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_word [2022-11-02 20:46:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_word [2022-11-02 20:46:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_association_lost [2022-11-02 20:46:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_association_lost [2022-11-02 20:46:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_free [2022-11-02 20:46:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_free [2022-11-02 20:46:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mac_address [2022-11-02 20:46:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mac_address [2022-11-02 20:46:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_essid [2022-11-02 20:46:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_essid [2022-11-02 20:46:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-02 20:46:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-02 20:46:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:46:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_interrupts [2022-11-02 20:46:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_interrupts [2022-11-02 20:46:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 20:46:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 20:46:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-02 20:46:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-02 20:46:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_rts_threshold [2022-11-02 20:46:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_rts_threshold [2022-11-02 20:46:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_byte [2022-11-02 20:46:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_byte [2022-11-02 20:46:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 20:46:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 20:46:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure free_libipw [2022-11-02 20:46:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure free_libipw [2022-11-02 20:46:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:46:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:46:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:46:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:46:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-02 20:46:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-02 20:46:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_msg_free [2022-11-02 20:46:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_msg_free [2022-11-02 20:46:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure printk_buf [2022-11-02 20:46:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printk_buf [2022-11-02 20:46:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure ipw_ethtool_get_drvinfo [2022-11-02 20:46:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw_ethtool_get_drvinfo [2022-11-02 20:46:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-02 20:46:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-02 20:46:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_power [2022-11-02 20:46:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_power [2022-11-02 20:46:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:46:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:46:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-02 20:46:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-02 20:46:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-02 20:46:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-02 20:46:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-02 20:46:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-02 20:46:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2022-11-02 20:46:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2022-11-02 20:46:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_system_config [2022-11-02 20:46:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_system_config [2022-11-02 20:46:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_kill_works [2022-11-02 20:46:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_kill_works [2022-11-02 20:46:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2022-11-02 20:46:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2022-11-02 20:46:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:46:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:46:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-02 20:46:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-02 20:46:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:46:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_free [2022-11-02 20:46:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_free [2022-11-02 20:46:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:46:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:46:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure rf_kill_active [2022-11-02 20:46:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rf_kill_active [2022-11-02 20:46:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure get_seconds [2022-11-02 20:46:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure get_seconds [2022-11-02 20:46:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-02 20:46:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-02 20:46:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_allocate [2022-11-02 20:46:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_allocate [2022-11-02 20:46:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 20:46:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 20:46:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_priv [2022-11-02 20:46:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_priv [2022-11-02 20:46:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-02 20:46:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-02 20:46:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 20:46:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 20:46:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_timeout [2022-11-02 20:46:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_timeout [2022-11-02 20:46:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_action_mutex_of_ipw2100_priv [2022-11-02 20:46:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_action_mutex_of_ipw2100_priv [2022-11-02 20:46:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_adapter_mutex_of_ipw2100_priv [2022-11-02 20:46:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_adapter_mutex_of_ipw2100_priv [2022-11-02 20:46:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:46:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:46:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-02 20:46:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-02 20:46:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-02 20:46:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-02 20:46:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 20:46:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 20:46:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-02 20:46:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-02 20:46:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_open [2022-11-02 20:46:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_open [2022-11-02 20:46:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-02 20:46:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-02 20:46:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_initialize [2022-11-02 20:46:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_initialize [2022-11-02 20:46:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-02 20:46:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure pm_qos_update_request [2022-11-02 20:46:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_qos_update_request [2022-11-02 20:46:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_associated [2022-11-02 20:46:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_associated [2022-11-02 20:46:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:46:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_scanning [2022-11-02 20:46:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_scanning [2022-11-02 20:46:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_dword [2022-11-02 20:46:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_dword [2022-11-02 20:46:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 20:46:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 20:46:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-02 20:46:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-02 20:46:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_initialize [2022-11-02 20:46:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_initialize [2022-11-02 20:46:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_start_scan [2022-11-02 20:46:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_start_scan [2022-11-02 20:46:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-02 20:46:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-02 20:46:20,831 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:46:20,835 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:46:35,689 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:49:01,839 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 20:49:01,986 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:49:02,012 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:49:02,012 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-02 20:49:02,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:49:02 BoogieIcfgContainer [2022-11-02 20:49:02,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:49:02,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:49:02,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:49:02,025 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:49:02,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:46:08" (1/3) ... [2022-11-02 20:49:02,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5082a0c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:49:02, skipping insertion in model container [2022-11-02 20:49:02,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:17" (2/3) ... [2022-11-02 20:49:02,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5082a0c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:49:02, skipping insertion in model container [2022-11-02 20:49:02,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:49:02" (3/3) ... [2022-11-02 20:49:02,028 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-02 20:49:02,047 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:49:02,047 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-02 20:49:02,181 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:49:02,193 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4ee897c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:49:02,194 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-02 20:49:02,210 INFO L276 IsEmpty]: Start isEmpty. Operand has 3748 states, 2693 states have (on average 1.3401411065725957) internal successors, (3609), 2708 states have internal predecessors, (3609), 883 states have call successors, (883), 170 states have call predecessors, (883), 169 states have return successors, (877), 876 states have call predecessors, (877), 877 states have call successors, (877) [2022-11-02 20:49:02,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-02 20:49:02,257 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:49:02,258 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:49:02,262 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 20:49:02,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:02,269 INFO L85 PathProgramCache]: Analyzing trace with hash -935109856, now seen corresponding path program 1 times [2022-11-02 20:49:02,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:02,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21656540] [2022-11-02 20:49:02,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:02,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:49:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:49:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:49:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:49:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:49:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:49:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:49:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:49:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 20:49:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:49:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:49:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:04,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:49:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:49:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:49:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:49:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:49:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:49:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-02 20:49:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-02 20:49:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:05,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2022-11-02 20:49:05,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:49:05,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21656540] [2022-11-02 20:49:05,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21656540] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:49:05,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:49:05,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:49:05,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991033362] [2022-11-02 20:49:05,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:49:05,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:49:05,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:49:05,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:49:05,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:49:05,265 INFO L87 Difference]: Start difference. First operand has 3748 states, 2693 states have (on average 1.3401411065725957) internal successors, (3609), 2708 states have internal predecessors, (3609), 883 states have call successors, (883), 170 states have call predecessors, (883), 169 states have return successors, (877), 876 states have call predecessors, (877), 877 states have call successors, (877) Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-02 20:49:10,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:13,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:15,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:19,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:21,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:49:30,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:35,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:40,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:42,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:45,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:48,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:51,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:53,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:56,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:49:59,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:50:01,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:50:05,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:50:08,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []