./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-ethernet-micrel-ks8851.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:32:00,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:32:01,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:32:01,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:32:01,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:32:01,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:32:01,035 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:32:01,036 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:32:01,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:32:01,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:32:01,037 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:32:01,038 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:32:01,038 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:32:01,039 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:32:01,039 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:32:01,040 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:32:01,040 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:32:01,041 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:32:01,041 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:32:01,042 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:32:01,042 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:32:01,043 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:32:01,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:32:01,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:32:01,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:32:01,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:32:01,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:32:01,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:32:01,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:32:01,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:32:01,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:32:01,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:32:01,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:32:01,048 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:32:01,048 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:32:01,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:32:01,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:32:01,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:32:01,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:32:01,049 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:32:01,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:32:01,050 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:32:01,051 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:32:01,051 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:32:01,051 INFO L153 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 [2024-11-02 12:32:01,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:32:01,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:32:01,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:32:01,465 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:32:01,466 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:32:01,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i Unable to find full path for "g++" [2024-11-02 12:32:03,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:32:04,233 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:32:04,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2024-11-02 12:32:04,294 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/data/c869528ab/c1a67f4571a64e7bbb8b14498405be73/FLAGa95ec2bc7 [2024-11-02 12:32:04,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/data/c869528ab/c1a67f4571a64e7bbb8b14498405be73 [2024-11-02 12:32:04,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:32:04,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:32:04,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:32:04,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:32:04,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:32:04,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:32:04" (1/1) ... [2024-11-02 12:32:04,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1883e6ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:04, skipping insertion in model container [2024-11-02 12:32:04,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:32:04" (1/1) ... [2024-11-02 12:32:04,505 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:32:07,213 WARN L251 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2024-11-02 12:32:07,217 WARN L251 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2024-11-02 12:32:07,218 WARN L251 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2024-11-02 12:32:07,219 WARN L251 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2024-11-02 12:32:07,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:32:07,308 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:32:07,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5204] [2024-11-02 12:32:07,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5211] [2024-11-02 12:32:07,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5218] [2024-11-02 12:32:07,906 WARN L251 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2024-11-02 12:32:07,906 WARN L251 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2024-11-02 12:32:07,907 WARN L251 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2024-11-02 12:32:07,907 WARN L251 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_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2024-11-02 12:32:07,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:32:08,180 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:32:08,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08 WrapperNode [2024-11-02 12:32:08,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:32:08,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:32:08,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:32:08,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:32:08,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,531 INFO L138 Inliner]: procedures = 395, calls = 1651, calls flagged for inlining = 231, calls inlined = 193, statements flattened = 4687 [2024-11-02 12:32:08,532 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:32:08,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:32:08,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:32:08,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:32:08,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:32:08,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:32:08,842 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:32:08,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:32:08,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (1/1) ... [2024-11-02 12:32:08,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:32:08,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:32:08,886 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:32:08,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de5da8d3-3b3e-4b46-96a6-739a573e2ad3/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:32:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-02 12:32:08,936 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-02 12:32:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-02 12:32:08,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-02 12:32:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2024-11-02 12:32:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2024-11-02 12:32:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-02 12:32:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-02 12:32:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_resume [2024-11-02 12:32:08,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_resume [2024-11-02 12:32:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-02 12:32:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-02 12:32:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-02 12:32:08,940 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-02 12:32:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-02 12:32:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-02 12:32:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2024-11-02 12:32:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2024-11-02 12:32:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_stop [2024-11-02 12:32:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_stop [2024-11-02 12:32:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-02 12:32:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-02 12:32:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-02 12:32:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-02 12:32:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-02 12:32:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-02 12:32:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-02 12:32:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-02 12:32:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-02 12:32:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-02 12:32:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:32:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2024-11-02 12:32:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2024-11-02 12:32:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-02 12:32:08,949 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-02 12:32:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-02 12:32:08,949 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-02 12:32:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-02 12:32:08,949 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-02 12:32:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-02 12:32:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-02 12:32:08,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-02 12:32:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:32:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2024-11-02 12:32:08,951 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2024-11-02 12:32:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-02 12:32:08,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-02 12:32:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-02 12:32:08,952 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-02 12:32:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:32:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2024-11-02 12:32:08,952 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2024-11-02 12:32:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-02 12:32:08,952 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-02 12:32:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-02 12:32:08,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-02 12:32:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_ks8851_net [2024-11-02 12:32:08,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_ks8851_net [2024-11-02 12:32:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg8 [2024-11-02 12:32:08,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg8 [2024-11-02 12:32:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:32:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-02 12:32:08,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-02 12:32:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-02 12:32:08,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-02 12:32:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-02 12:32:08,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-02 12:32:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-02 12:32:08,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-02 12:32:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg16 [2024-11-02 12:32:08,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg16 [2024-11-02 12:32:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:32:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-02 12:32:08,957 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-02 12:32:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_probe [2024-11-02 12:32:08,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_probe [2024-11-02 12:32:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-02 12:32:08,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-02 12:32:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-02 12:32:08,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-02 12:32:08,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:32:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:32:08,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:32:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-02 12:32:08,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-02 12:32:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_put [2024-11-02 12:32:08,960 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_put [2024-11-02 12:32:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_ks8851_net [2024-11-02 12:32:08,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_ks8851_net [2024-11-02 12:32:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-02 12:32:08,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-02 12:32:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-02 12:32:08,961 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-02 12:32:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_write_mac_addr [2024-11-02 12:32:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_write_mac_addr [2024-11-02 12:32:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-02 12:32:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-02 12:32:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_suspend [2024-11-02 12:32:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_suspend [2024-11-02 12:32:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:32:08,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:32:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-02 12:32:08,964 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-02 12:32:08,964 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-11-02 12:32:08,964 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-11-02 12:32:08,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-02 12:32:08,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 12:32:08,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-02 12:32:08,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-02 12:32:08,966 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_open [2024-11-02 12:32:08,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_open [2024-11-02 12:32:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2024-11-02 12:32:08,967 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2024-11-02 12:32:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-02 12:32:08,967 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-02 12:32:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-02 12:32:08,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-02 12:32:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-02 12:32:08,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-02 12:32:08,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-02 12:32:08,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-02 12:32:08,970 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_rx_mode [2024-11-02 12:32:08,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_rx_mode [2024-11-02 12:32:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-02 12:32:08,971 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-02 12:32:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:32:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-02 12:32:08,971 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-02 12:32:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_powermode [2024-11-02 12:32:08,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_powermode [2024-11-02 12:32:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-02 12:32:08,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-02 12:32:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:32:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-02 12:32:08,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-02 12:32:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-02 12:32:08,974 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-02 12:32:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-02 12:32:08,976 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-02 12:32:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-02 12:32:08,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-02 12:32:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-02 12:32:08,977 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-02 12:32:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-02 12:32:08,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-02 12:32:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-02 12:32:08,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-02 12:32:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-02 12:32:08,978 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-02 12:32:08,978 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-02 12:32:08,978 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-02 12:32:08,978 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_1msg [2024-11-02 12:32:08,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_1msg [2024-11-02 12:32:08,978 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom_len [2024-11-02 12:32:08,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom_len [2024-11-02 12:32:08,979 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_soft_reset [2024-11-02 12:32:08,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_soft_reset [2024-11-02 12:32:08,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-02 12:32:08,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-02 12:32:08,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:32:08,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-02 12:32:08,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-02 12:32:08,982 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg [2024-11-02 12:32:08,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg [2024-11-02 12:32:08,983 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_nway_reset [2024-11-02 12:32:08,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_nway_reset [2024-11-02 12:32:08,983 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2024-11-02 12:32:08,983 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2024-11-02 12:32:08,983 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_remove [2024-11-02 12:32:08,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_remove [2024-11-02 12:32:08,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-02 12:32:08,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-02 12:32:08,984 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-02 12:32:08,984 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-02 12:32:08,985 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg16 [2024-11-02 12:32:08,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg16 [2024-11-02 12:32:08,985 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-02 12:32:08,985 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-02 12:32:08,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:32:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-02 12:32:08,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-02 12:32:10,037 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:32:10,040 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:32:10,134 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-02 12:32:21,628 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-02 12:32:22,592 INFO L? ?]: Removed 1840 outVars from TransFormulas that were not future-live. [2024-11-02 12:32:22,593 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:32:24,852 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:32:24,855 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-02 12:32:24,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:32:24 BoogieIcfgContainer [2024-11-02 12:32:24,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:32:24,858 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:32:24,858 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:32:24,863 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:32:24,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:32:04" (1/3) ... [2024-11-02 12:32:24,864 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54672334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:32:24, skipping insertion in model container [2024-11-02 12:32:24,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:08" (2/3) ... [2024-11-02 12:32:24,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54672334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:32:24, skipping insertion in model container [2024-11-02 12:32:24,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:32:24" (3/3) ... [2024-11-02 12:32:24,866 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2024-11-02 12:32:24,888 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:32:24,888 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-02 12:32:25,018 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:32:25,029 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@42e40f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:32:25,029 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-02 12:32:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand has 1221 states, 744 states have (on average 1.3266129032258065) internal successors, (987), 755 states have internal predecessors, (987), 394 states have call successors, (394), 83 states have call predecessors, (394), 82 states have return successors, (385), 384 states have call predecessors, (385), 385 states have call successors, (385) [2024-11-02 12:32:25,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-02 12:32:25,150 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:32:25,151 INFO L215 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:32:25,151 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_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)] === [2024-11-02 12:32:25,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:32:25,159 INFO L85 PathProgramCache]: Analyzing trace with hash -2019304762, now seen corresponding path program 1 times [2024-11-02 12:32:25,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:32:25,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468707937] [2024-11-02 12:32:25,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:32:25,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:32:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat