./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:16:46,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:16:46,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:16:46,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:16:46,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:16:46,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:16:46,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:16:46,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:16:46,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:16:46,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:16:46,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:16:46,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:16:46,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:16:46,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:16:46,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:16:46,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:16:46,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:16:46,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:16:46,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:16:46,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:16:46,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:16:46,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:16:46,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:16:46,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:16:46,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:16:46,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:16:46,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:16:46,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:16:46,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:16:46,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:16:46,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:16:46,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:16:46,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:16:46,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:16:46,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:16:46,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:16:46,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:16:46,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:16:46,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:16:46,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:16:46,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:16:46,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:16:46,361 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:16:46,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:16:46,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:16:46,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:16:46,363 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:16:46,363 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:16:46,363 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:16:46,363 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:16:46,363 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:16:46,364 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:16:46,364 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:16:46,364 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:16:46,364 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:16:46,364 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:16:46,365 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:16:46,365 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:16:46,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:16:46,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:16:46,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:16:46,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:16:46,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:16:46,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:16:46,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:16:46,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:16:46,371 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:16:46,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:16:46,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:16:46,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:16:46,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:16:46,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:16:46,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:16:46,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:16:46,374 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:16:46,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:16:46,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:16:46,374 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:16:46,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:16:46,376 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 [2021-11-19 14:16:46,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:16:46,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:16:46,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:16:46,688 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:16:46,689 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:16:46,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-19 14:16:46,757 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data/54c53956c/6155c21e2a394627bea64d62b3934a2a/FLAG37f297694 [2021-11-19 14:16:47,820 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:16:47,821 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-19 14:16:47,907 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data/54c53956c/6155c21e2a394627bea64d62b3934a2a/FLAG37f297694 [2021-11-19 14:16:48,114 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data/54c53956c/6155c21e2a394627bea64d62b3934a2a [2021-11-19 14:16:48,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:16:48,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:16:48,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:16:48,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:16:48,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:16:48,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:16:48" (1/1) ... [2021-11-19 14:16:48,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@476d9587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:16:48, skipping insertion in model container [2021-11-19 14:16:48,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:16:48" (1/1) ... [2021-11-19 14:16:48,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:16:48,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:16:50,693 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:16:51,535 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:16:51,537 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:16:51,813 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:16:51,823 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:16:53,511 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2021-11-19 14:16:53,514 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2021-11-19 14:16:53,515 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2021-11-19 14:16:53,515 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2021-11-19 14:16:53,535 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:16:53,579 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 14:16:53,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37e8e89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:16:53, skipping insertion in model container [2021-11-19 14:16:53,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:16:53,580 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:16:53,584 INFO L158 Benchmark]: Toolchain (without parser) took 5461.15ms. Allocated memory was 119.5MB in the beginning and 165.7MB in the end (delta: 46.1MB). Free memory was 78.3MB in the beginning and 93.3MB in the end (delta: -15.0MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2021-11-19 14:16:53,584 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 57.6MB in the beginning and 57.4MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:16:53,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5458.49ms. Allocated memory was 119.5MB in the beginning and 165.7MB in the end (delta: 46.1MB). Free memory was 78.0MB in the beginning and 93.3MB in the end (delta: -15.3MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2021-11-19 14:16:53,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 57.6MB in the beginning and 57.4MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5458.49ms. Allocated memory was 119.5MB in the beginning and 165.7MB in the end (delta: 46.1MB). Free memory was 78.0MB in the beginning and 93.3MB in the end (delta: -15.3MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6878]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:16:55,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:16:55,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:16:55,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:16:55,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:16:55,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:16:55,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:16:55,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:16:55,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:16:55,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:16:55,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:16:55,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:16:55,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:16:55,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:16:55,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:16:55,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:16:55,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:16:55,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:16:55,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:16:55,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:16:55,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:16:55,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:16:55,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:16:55,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:16:55,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:16:55,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:16:55,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:16:55,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:16:55,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:16:55,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:16:55,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:16:55,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:16:55,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:16:55,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:16:55,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:16:55,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:16:55,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:16:55,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:16:55,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:16:55,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:16:55,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:16:55,989 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:16:56,024 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:16:56,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:16:56,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:16:56,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:16:56,026 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:16:56,026 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:16:56,026 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:16:56,026 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:16:56,027 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:16:56,027 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:16:56,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:16:56,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:16:56,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:16:56,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:16:56,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:16:56,029 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:16:56,029 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:16:56,029 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:16:56,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:16:56,030 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:16:56,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:16:56,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:16:56,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:16:56,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:16:56,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:16:56,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:16:56,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:16:56,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:16:56,032 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:16:56,032 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:16:56,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:16:56,032 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:16:56,033 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:16:56,033 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 [2021-11-19 14:16:56,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:16:56,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:16:56,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:16:56,452 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:16:56,453 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:16:56,455 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-19 14:16:56,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data/6e288e03d/34614598b8fa4eb78b8e3634b9310e08/FLAG2f8ed31f7 [2021-11-19 14:16:57,663 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:16:57,664 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-19 14:16:57,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data/6e288e03d/34614598b8fa4eb78b8e3634b9310e08/FLAG2f8ed31f7 [2021-11-19 14:16:57,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/data/6e288e03d/34614598b8fa4eb78b8e3634b9310e08 [2021-11-19 14:16:57,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:16:57,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:16:57,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:16:57,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:16:57,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:16:57,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:16:57" (1/1) ... [2021-11-19 14:16:57,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3426518d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:16:57, skipping insertion in model container [2021-11-19 14:16:57,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:16:57" (1/1) ... [2021-11-19 14:16:57,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:16:58,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:17:03,277 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2021-11-19 14:17:03,280 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2021-11-19 14:17:03,281 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2021-11-19 14:17:03,281 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2021-11-19 14:17:03,302 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:17:03,342 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:17:03,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:17:04,004 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2021-11-19 14:17:04,004 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2021-11-19 14:17:04,005 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2021-11-19 14:17:04,010 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2021-11-19 14:17:04,019 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:17:04,083 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:17:04,556 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2021-11-19 14:17:04,557 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2021-11-19 14:17:04,557 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2021-11-19 14:17:04,558 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_26c5da69-44d7-4ce4-a332-6486b8093262/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2021-11-19 14:17:04,569 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:17:05,081 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:17:05,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05 WrapperNode [2021-11-19 14:17:05,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:17:05,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:17:05,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:17:05,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:17:05,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,480 INFO L137 Inliner]: procedures = 677, calls = 2943, calls flagged for inlining = 321, calls inlined = 256, statements flattened = 5795 [2021-11-19 14:17:05,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:17:05,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:17:05,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:17:05,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:17:05,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:17:05,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:17:05,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:17:05,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:17:05,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (1/1) ... [2021-11-19 14:17:05,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:17:05,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:17:05,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:17:05,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:17:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-19 14:17:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-19 14:17:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-11-19 14:17:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-11-19 14:17:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-19 14:17:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-19 14:17:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-19 14:17:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-19 14:17:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_mac_processor [2021-11-19 14:17:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_mac_processor [2021-11-19 14:17:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-19 14:17:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-19 14:17:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32 [2021-11-19 14:17:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32 [2021-11-19 14:17:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-19 14:17:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-19 14:17:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_regs_len [2021-11-19 14:17:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_regs_len [2021-11-19 14:17:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-19 14:17:05,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-19 14:17:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 14:17:05,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 14:17:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_on [2021-11-19 14:17:05,919 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_on [2021-11-19 14:17:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_rx_engine [2021-11-19 14:17:05,920 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_rx_engine [2021-11-19 14:17:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-19 14:17:05,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-19 14:17:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-19 14:17:05,921 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-19 14:17:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-19 14:17:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-19 14:17:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-19 14:17:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-19 14:17:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-19 14:17:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-19 14:17:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_link [2021-11-19 14:17:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_link [2021-11-19 14:17:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-19 14:17:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-19 14:17:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure jme_netpoll [2021-11-19 14:17:05,924 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_netpoll [2021-11-19 14:17:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2021-11-19 14:17:05,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2021-11-19 14:17:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-19 14:17:05,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-19 14:17:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-19 14:17:05,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-19 14:17:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-19 14:17:05,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-19 14:17:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-19 14:17:05,927 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-19 14:17:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-19 14:17:05,927 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-19 14:17:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-19 14:17:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-19 14:17:05,928 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-19 14:17:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-19 14:17:05,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-19 14:17:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-19 14:17:05,929 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-19 14:17:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:17:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-19 14:17:05,930 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-19 14:17:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure jread32 [2021-11-19 14:17:05,930 INFO L138 BoogieDeclarations]: Found implementation of procedure jread32 [2021-11-19 14:17:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2021-11-19 14:17:05,931 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2021-11-19 14:17:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:17:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:17:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:17:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2021-11-19 14:17:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-19 14:17:05,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-19 14:17:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_rx_pcc [2021-11-19 14:17:05,933 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_rx_pcc [2021-11-19 14:17:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-19 14:17:05,933 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-19 14:17:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-19 14:17:05,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-19 14:17:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_unicastaddr [2021-11-19 14:17:05,934 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_unicastaddr [2021-11-19 14:17:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-19 14:17:05,935 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-19 14:17:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-19 14:17:05,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-19 14:17:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-19 14:17:05,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-19 14:17:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_calibration [2021-11-19 14:17:05,936 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_calibration [2021-11-19 14:17:05,936 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-19 14:17:05,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-19 14:17:05,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_82 [2021-11-19 14:17:05,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_82 [2021-11-19 14:17:05,936 INFO L130 BoogieDeclarations]: Found specification of procedure jme_restart_rx_engine [2021-11-19 14:17:05,937 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_restart_rx_engine [2021-11-19 14:17:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2021-11-19 14:17:05,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2021-11-19 14:17:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 14:17:05,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 14:17:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_88 [2021-11-19 14:17:05,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_88 [2021-11-19 14:17:05,939 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-19 14:17:05,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-19 14:17:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-19 14:17:05,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-19 14:17:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-19 14:17:05,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-19 14:17:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2021-11-19 14:17:05,944 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2021-11-19 14:17:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-19 14:17:05,945 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-19 14:17:05,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-19 14:17:05,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-19 14:17:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure jme_linkstat_from_phy [2021-11-19 14:17:05,953 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_linkstat_from_phy [2021-11-19 14:17:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_write [2021-11-19 14:17:05,953 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_write [2021-11-19 14:17:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_on [2021-11-19 14:17:05,953 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_on [2021-11-19 14:17:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-19 14:17:05,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-19 14:17:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:17:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-19 14:17:05,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-19 14:17:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-19 14:17:05,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-19 14:17:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-19 14:17:05,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-19 14:17:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-19 14:17:05,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-19 14:17:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure smi_phy_addr [2021-11-19 14:17:05,955 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_phy_addr [2021-11-19 14:17:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:17:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-19 14:17:05,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-19 14:17:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-19 14:17:05,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-19 14:17:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:17:05,957 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-19 14:17:05,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-19 14:17:05,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-19 14:17:05,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-19 14:17:05,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:17:05,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:17:05,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-19 14:17:05,958 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-11-19 14:17:05,958 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-11-19 14:17:05,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-19 14:17:05,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-19 14:17:05,958 INFO L130 BoogieDeclarations]: Found specification of procedure reg_dbg [2021-11-19 14:17:05,958 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_dbg [2021-11-19 14:17:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-19 14:17:05,959 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-19 14:17:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-19 14:17:05,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-19 14:17:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-19 14:17:05,959 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-19 14:17:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-19 14:17:05,960 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-19 14:17:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-19 14:17:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure jme_start_irq [2021-11-19 14:17:05,960 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_start_irq [2021-11-19 14:17:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-19 14:17:05,960 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-19 14:17:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:17:05,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:17:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-19 14:17:05,961 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-19 14:17:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-19 14:17:05,961 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-19 14:17:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 14:17:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure jme_fill_tx_map [2021-11-19 14:17:05,962 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_fill_tx_map [2021-11-19 14:17:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_tx_resources [2021-11-19 14:17:05,962 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_tx_resources [2021-11-19 14:17:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-19 14:17:05,962 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-19 14:17:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:17:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure jme_polling_mode [2021-11-19 14:17:05,963 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_polling_mode [2021-11-19 14:17:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:17:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 14:17:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2021-11-19 14:17:05,963 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2021-11-19 14:17:05,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-19 14:17:05,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 14:17:05,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-19 14:17:05,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-19 14:17:05,964 INFO L130 BoogieDeclarations]: Found specification of procedure jme_remove_one [2021-11-19 14:17:05,964 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_remove_one [2021-11-19 14:17:05,965 INFO L130 BoogieDeclarations]: Found specification of procedure jme_powersave_phy [2021-11-19 14:17:05,965 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_powersave_phy [2021-11-19 14:17:05,965 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_on [2021-11-19 14:17:05,965 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_on [2021-11-19 14:17:05,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2021-11-19 14:17:05,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2021-11-19 14:17:05,965 INFO L130 BoogieDeclarations]: Found specification of procedure new_phy_power_ctrl [2021-11-19 14:17:05,966 INFO L138 BoogieDeclarations]: Found implementation of procedure new_phy_power_ctrl [2021-11-19 14:17:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-19 14:17:05,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-19 14:17:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-19 14:17:05,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-19 14:17:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-11-19 14:17:05,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-11-19 14:17:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure jme_intr_msi [2021-11-19 14:17:05,967 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_intr_msi [2021-11-19 14:17:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32f [2021-11-19 14:17:05,967 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32f [2021-11-19 14:17:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure smi_reg_addr [2021-11-19 14:17:05,967 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_reg_addr [2021-11-19 14:17:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_settings [2021-11-19 14:17:05,968 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_settings [2021-11-19 14:17:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-19 14:17:05,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-19 14:17:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-19 14:17:05,968 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-19 14:17:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-19 14:17:05,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-19 14:17:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-19 14:17:05,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-19 14:17:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-19 14:17:05,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-19 14:17:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-11-19 14:17:05,970 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-11-19 14:17:05,970 INFO L130 BoogieDeclarations]: Found specification of procedure jme_nway_reset [2021-11-19 14:17:05,970 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_nway_reset [2021-11-19 14:17:05,970 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-19 14:17:05,970 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-19 14:17:05,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:17:05,972 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-19 14:17:05,975 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-19 14:17:05,975 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-19 14:17:05,976 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-19 14:17:05,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:17:05,976 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_rx_resources [2021-11-19 14:17:05,976 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_rx_resources [2021-11-19 14:17:05,976 INFO L130 BoogieDeclarations]: Found specification of procedure jme_resume [2021-11-19 14:17:05,976 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_resume [2021-11-19 14:17:05,976 INFO L130 BoogieDeclarations]: Found specification of procedure jme_tx_timeout [2021-11-19 14:17:05,977 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_tx_timeout [2021-11-19 14:17:05,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:17:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 14:17:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-19 14:17:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:17:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:17:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_tx_engine [2021-11-19 14:17:05,979 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_tx_engine [2021-11-19 14:17:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-19 14:17:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-19 14:17:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-19 14:17:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-19 14:17:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-19 14:17:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-19 14:17:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-19 14:17:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-19 14:17:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_off [2021-11-19 14:17:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_off [2021-11-19 14:17:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_setEA [2021-11-19 14:17:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_setEA [2021-11-19 14:17:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-11-19 14:17:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-11-19 14:17:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_multi [2021-11-19 14:17:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_multi [2021-11-19 14:17:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-19 14:17:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-19 14:17:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure mmapio_memcpy [2021-11-19 14:17:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mmapio_memcpy [2021-11-19 14:17:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_87 [2021-11-19 14:17:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_87 [2021-11-19 14:17:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-19 14:17:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-19 14:17:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-19 14:17:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-19 14:17:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_read [2021-11-19 14:17:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_read [2021-11-19 14:17:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_81 [2021-11-19 14:17:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_81 [2021-11-19 14:17:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure jme_clear_pm [2021-11-19 14:17:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_clear_pm [2021-11-19 14:17:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2021-11-19 14:17:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2021-11-19 14:17:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 14:17:05,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 14:17:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure jme_close [2021-11-19 14:17:05,985 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_close [2021-11-19 14:17:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-19 14:17:05,985 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-19 14:17:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2021-11-19 14:17:05,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2021-11-19 14:17:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-19 14:17:05,986 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-19 14:17:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_irq [2021-11-19 14:17:05,986 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_irq [2021-11-19 14:17:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 14:17:05,986 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 14:17:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure jme_shutdown [2021-11-19 14:17:05,987 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_shutdown [2021-11-19 14:17:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-19 14:17:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_off [2021-11-19 14:17:05,987 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_off [2021-11-19 14:17:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-19 14:17:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-19 14:17:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-19 14:17:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_phy_processor [2021-11-19 14:17:05,988 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_phy_processor [2021-11-19 14:17:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure jme_suspend [2021-11-19 14:17:05,988 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_suspend [2021-11-19 14:17:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 14:17:05,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 14:17:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_write [2021-11-19 14:17:05,989 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_write [2021-11-19 14:17:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-19 14:17:05,989 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-19 14:17:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_off [2021-11-19 14:17:05,989 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_off [2021-11-19 14:17:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_phyfifo_5level [2021-11-19 14:17:05,989 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_phyfifo_5level [2021-11-19 14:17:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-19 14:17:05,990 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-19 14:17:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-19 14:17:05,990 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-19 14:17:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_eeprom_len [2021-11-19 14:17:05,990 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_eeprom_len [2021-11-19 14:17:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2021-11-19 14:17:05,991 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2021-11-19 14:17:05,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-19 14:17:05,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-19 14:17:05,991 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_pcc_timer [2021-11-19 14:17:05,991 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_pcc_timer [2021-11-19 14:17:05,991 INFO L130 BoogieDeclarations]: Found specification of procedure jme_interrupt_mode [2021-11-19 14:17:05,991 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_interrupt_mode [2021-11-19 14:17:05,992 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_settings [2021-11-19 14:17:05,992 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_settings [2021-11-19 14:17:05,992 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_read [2021-11-19 14:17:05,992 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_read [2021-11-19 14:17:05,992 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-11-19 14:17:05,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-11-19 14:17:05,992 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-19 14:17:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-19 14:17:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure jme_open [2021-11-19 14:17:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_open [2021-11-19 14:17:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-19 14:17:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-19 14:17:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2021-11-19 14:17:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2021-11-19 14:17:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2021-11-19 14:17:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2021-11-19 14:17:07,220 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:17:07,229 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:17:14,704 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-19 14:17:56,218 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-19 14:17:56,716 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:17:56,752 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:17:56,752 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-19 14:17:56,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:17:56 BoogieIcfgContainer [2021-11-19 14:17:56,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:17:56,763 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:17:56,763 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:17:56,766 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:17:56,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:16:57" (1/3) ... [2021-11-19 14:17:56,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eceb5d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:17:56, skipping insertion in model container [2021-11-19 14:17:56,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:17:05" (2/3) ... [2021-11-19 14:17:56,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eceb5d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:17:56, skipping insertion in model container [2021-11-19 14:17:56,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:17:56" (3/3) ... [2021-11-19 14:17:56,769 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2021-11-19 14:17:56,775 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:17:56,775 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-19 14:17:56,859 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:17:56,866 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:17:56,866 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-19 14:17:56,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 2685 states, 1789 states have (on average 1.2655114589155954) internal successors, (2264), 1840 states have internal predecessors, (2264), 740 states have call successors, (740), 158 states have call predecessors, (740), 157 states have return successors, (731), 715 states have call predecessors, (731), 731 states have call successors, (731) [2021-11-19 14:17:56,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-19 14:17:56,983 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:17:56,984 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:17:56,984 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 14:17:56,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:17:56,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1489807384, now seen corresponding path program 1 times [2021-11-19 14:17:57,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:17:57,010 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [806667882] [2021-11-19 14:17:57,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:17:57,015 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:17:57,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:17:57,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:17:57,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:17:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:17:58,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 1282 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:17:58,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:17:59,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-19 14:17:59,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:18:00,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-19 14:18:00,043 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:18:00,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [806667882] [2021-11-19 14:18:00,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [806667882] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:18:00,044 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:18:00,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:18:00,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318894049] [2021-11-19 14:18:00,048 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:18:00,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:18:00,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:18:00,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:18:00,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:18:00,103 INFO L87 Difference]: Start difference. First operand has 2685 states, 1789 states have (on average 1.2655114589155954) internal successors, (2264), 1840 states have internal predecessors, (2264), 740 states have call successors, (740), 158 states have call predecessors, (740), 157 states have return successors, (731), 715 states have call predecessors, (731), 731 states have call successors, (731) Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-19 14:18:02,232 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:18:17,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:18:17,374 INFO L93 Difference]: Finished difference Result 10406 states and 14792 transitions. [2021-11-19 14:18:17,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:18:17,377 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 226 [2021-11-19 14:18:17,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:18:17,472 INFO L225 Difference]: With dead ends: 10406 [2021-11-19 14:18:17,472 INFO L226 Difference]: Without dead ends: 7739 [2021-11-19 14:18:17,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:18:17,503 INFO L933 BasicCegarLoop]: 5089 mSDtfsCounter, 9307 mSDsluCounter, 5736 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 1378 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9307 SdHoareTripleChecker+Valid, 10825 SdHoareTripleChecker+Invalid, 2866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1378 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:18:17,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9307 Valid, 10825 Invalid, 2866 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1378 Valid, 1487 Invalid, 1 Unknown, 0 Unchecked, 16.4s Time] [2021-11-19 14:18:17,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7739 states. [2021-11-19 14:18:18,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7739 to 7708. [2021-11-19 14:18:18,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7708 states, 5170 states have (on average 1.260154738878143) internal successors, (6515), 5310 states have internal predecessors, (6515), 2071 states have call successors, (2071), 465 states have call predecessors, (2071), 464 states have return successors, (2067), 2019 states have call predecessors, (2067), 2067 states have call successors, (2067) [2021-11-19 14:18:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7708 states to 7708 states and 10653 transitions. [2021-11-19 14:18:18,191 INFO L78 Accepts]: Start accepts. Automaton has 7708 states and 10653 transitions. Word has length 226 [2021-11-19 14:18:18,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:18:18,196 INFO L470 AbstractCegarLoop]: Abstraction has 7708 states and 10653 transitions. [2021-11-19 14:18:18,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-19 14:18:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 7708 states and 10653 transitions. [2021-11-19 14:18:18,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-19 14:18:18,208 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:18:18,209 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:18:18,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:18:18,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:18:18,435 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 14:18:18,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:18:18,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1238043182, now seen corresponding path program 1 times [2021-11-19 14:18:18,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:18:18,438 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1123623914] [2021-11-19 14:18:18,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:18:18,438 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:18:18,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:18:18,442 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:18:18,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:18:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:18:19,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 1325 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:18:19,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:18:20,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-19 14:18:20,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:18:21,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-19 14:18:21,363 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:18:21,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1123623914] [2021-11-19 14:18:21,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1123623914] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:18:21,363 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:18:21,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:18:21,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452985920] [2021-11-19 14:18:21,364 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:18:21,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:18:21,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:18:21,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:18:21,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:18:21,368 INFO L87 Difference]: Start difference. First operand 7708 states and 10653 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-19 14:18:23,511 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:18:24,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:18:24,811 INFO L93 Difference]: Finished difference Result 20933 states and 28883 transitions. [2021-11-19 14:18:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:18:24,811 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 235 [2021-11-19 14:18:24,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:18:24,946 INFO L225 Difference]: With dead ends: 20933 [2021-11-19 14:18:24,946 INFO L226 Difference]: Without dead ends: 13266 [2021-11-19 14:18:24,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:18:24,997 INFO L933 BasicCegarLoop]: 4225 mSDtfsCounter, 2625 mSDsluCounter, 3552 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2625 SdHoareTripleChecker+Valid, 7777 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:18:24,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2625 Valid, 7777 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 99 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2021-11-19 14:18:25,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13266 states. [2021-11-19 14:18:25,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13266 to 13230. [2021-11-19 14:18:25,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13230 states, 8760 states have (on average 1.2559360730593607) internal successors, (11002), 9023 states have internal predecessors, (11002), 3612 states have call successors, (3612), 859 states have call predecessors, (3612), 855 states have return successors, (3611), 3503 states have call predecessors, (3611), 3608 states have call successors, (3611) [2021-11-19 14:18:25,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13230 states to 13230 states and 18225 transitions. [2021-11-19 14:18:25,893 INFO L78 Accepts]: Start accepts. Automaton has 13230 states and 18225 transitions. Word has length 235 [2021-11-19 14:18:25,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:18:25,895 INFO L470 AbstractCegarLoop]: Abstraction has 13230 states and 18225 transitions. [2021-11-19 14:18:25,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-19 14:18:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 13230 states and 18225 transitions. [2021-11-19 14:18:25,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-19 14:18:25,906 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:18:25,907 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:18:25,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:18:26,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:18:26,123 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 14:18:26,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:18:26,123 INFO L85 PathProgramCache]: Analyzing trace with hash 868734910, now seen corresponding path program 1 times [2021-11-19 14:18:26,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:18:26,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [260423180] [2021-11-19 14:18:26,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:18:26,126 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:18:26,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:18:26,127 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:18:26,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:18:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:18:27,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 1368 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:18:27,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:18:28,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-19 14:18:28,287 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:18:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-19 14:18:29,094 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:18:29,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [260423180] [2021-11-19 14:18:29,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [260423180] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:18:29,094 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:18:29,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:18:29,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920089333] [2021-11-19 14:18:29,096 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:18:29,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:18:29,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:18:29,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:18:29,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:18:29,098 INFO L87 Difference]: Start difference. First operand 13230 states and 18225 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-19 14:18:31,202 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:18:43,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:18:43,984 INFO L93 Difference]: Finished difference Result 49599 states and 68217 transitions. [2021-11-19 14:18:43,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:18:43,985 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 238 [2021-11-19 14:18:43,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:18:44,242 INFO L225 Difference]: With dead ends: 49599 [2021-11-19 14:18:44,243 INFO L226 Difference]: Without dead ends: 36410 [2021-11-19 14:18:44,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 472 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:18:44,343 INFO L933 BasicCegarLoop]: 5181 mSDtfsCounter, 6921 mSDsluCounter, 6587 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 62 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6921 SdHoareTripleChecker+Valid, 11768 SdHoareTripleChecker+Invalid, 1657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:18:44,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6921 Valid, 11768 Invalid, 1657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1594 Invalid, 1 Unknown, 0 Unchecked, 13.8s Time] [2021-11-19 14:18:44,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36410 states. [2021-11-19 14:18:46,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36410 to 36326. [2021-11-19 14:18:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36326 states, 23828 states have (on average 1.247691791170052) internal successors, (29730), 24541 states have internal predecessors, (29730), 10016 states have call successors, (10016), 2489 states have call predecessors, (10016), 2479 states have return successors, (10015), 9733 states have call predecessors, (10015), 10012 states have call successors, (10015) [2021-11-19 14:18:46,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36326 states to 36326 states and 49761 transitions. [2021-11-19 14:18:46,891 INFO L78 Accepts]: Start accepts. Automaton has 36326 states and 49761 transitions. Word has length 238 [2021-11-19 14:18:46,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:18:46,892 INFO L470 AbstractCegarLoop]: Abstraction has 36326 states and 49761 transitions. [2021-11-19 14:18:46,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-19 14:18:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 36326 states and 49761 transitions. [2021-11-19 14:18:46,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-19 14:18:46,899 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:18:46,899 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:18:46,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:18:47,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:18:47,119 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 14:18:47,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:18:47,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1256873516, now seen corresponding path program 1 times [2021-11-19 14:18:47,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:18:47,122 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [783917442] [2021-11-19 14:18:47,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:18:47,122 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:18:47,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:18:47,124 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:18:47,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:18:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:18:48,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 1360 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:18:48,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:18:49,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-19 14:18:49,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:18:49,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-19 14:18:49,872 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:18:49,872 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [783917442] [2021-11-19 14:18:49,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [783917442] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:18:49,872 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:18:49,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:18:49,873 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762566766] [2021-11-19 14:18:49,873 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:18:49,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:18:49,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:18:49,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:18:49,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:18:49,875 INFO L87 Difference]: Start difference. First operand 36326 states and 49761 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-19 14:18:51,978 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:19:06,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:19:06,265 INFO L93 Difference]: Finished difference Result 103855 states and 141838 transitions. [2021-11-19 14:19:06,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:19:06,268 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 242 [2021-11-19 14:19:06,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:19:06,667 INFO L225 Difference]: With dead ends: 103855 [2021-11-19 14:19:06,667 INFO L226 Difference]: Without dead ends: 67570 [2021-11-19 14:19:06,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 480 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:19:06,811 INFO L933 BasicCegarLoop]: 5747 mSDtfsCounter, 7897 mSDsluCounter, 5249 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 1079 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7897 SdHoareTripleChecker+Valid, 10996 SdHoareTripleChecker+Invalid, 2609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1079 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:19:06,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7897 Valid, 10996 Invalid, 2609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1079 Valid, 1529 Invalid, 1 Unknown, 0 Unchecked, 14.4s Time] [2021-11-19 14:19:07,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67570 states. [2021-11-19 14:19:10,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67570 to 67490. [2021-11-19 14:19:10,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67490 states, 44174 states have (on average 1.2425861366414632) internal successors, (54890), 45524 states have internal predecessors, (54890), 18443 states have call successors, (18443), 4893 states have call predecessors, (18443), 4870 states have return successors, (18445), 17887 states have call predecessors, (18445), 18439 states have call successors, (18445) [2021-11-19 14:19:11,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67490 states to 67490 states and 91778 transitions. [2021-11-19 14:19:11,493 INFO L78 Accepts]: Start accepts. Automaton has 67490 states and 91778 transitions. Word has length 242 [2021-11-19 14:19:11,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:19:11,494 INFO L470 AbstractCegarLoop]: Abstraction has 67490 states and 91778 transitions. [2021-11-19 14:19:11,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-19 14:19:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 67490 states and 91778 transitions. [2021-11-19 14:19:11,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-19 14:19:11,502 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:19:11,502 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 18, 18, 18, 18, 18, 18, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:19:11,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:19:11,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:19:11,723 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 14:19:11,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:19:11,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1796923779, now seen corresponding path program 1 times [2021-11-19 14:19:11,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:19:11,725 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2060455957] [2021-11-19 14:19:11,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:19:11,725 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:19:11,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:19:11,727 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:19:11,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:19:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:19:13,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 1394 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:19:13,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:19:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1495 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-19 14:19:13,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:19:14,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1495 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2021-11-19 14:19:14,815 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:19:14,816 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2060455957] [2021-11-19 14:19:14,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2060455957] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:19:14,816 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:19:14,816 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:19:14,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365169033] [2021-11-19 14:19:14,816 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:19:14,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:19:14,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:19:14,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:19:14,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:19:14,817 INFO L87 Difference]: Start difference. First operand 67490 states and 91778 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2021-11-19 14:19:16,978 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:19:33,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:19:33,364 INFO L93 Difference]: Finished difference Result 245264 states and 333344 transitions. [2021-11-19 14:19:33,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:19:33,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) Word has length 268 [2021-11-19 14:19:33,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:19:34,640 INFO L225 Difference]: With dead ends: 245264 [2021-11-19 14:19:34,640 INFO L226 Difference]: Without dead ends: 177815 [2021-11-19 14:19:34,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 534 GetRequests, 532 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:19:34,868 INFO L933 BasicCegarLoop]: 5436 mSDtfsCounter, 7125 mSDsluCounter, 6417 mSDsCounter, 0 mSdLazyCounter, 1515 mSolverCounterSat, 35 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7125 SdHoareTripleChecker+Valid, 11853 SdHoareTripleChecker+Invalid, 1551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1515 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:19:34,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7125 Valid, 11853 Invalid, 1551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 1515 Invalid, 1 Unknown, 0 Unchecked, 12.7s Time] [2021-11-19 14:19:35,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177815 states. [2021-11-19 14:19:42,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177815 to 177683. [2021-11-19 14:19:42,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177683 states, 117014 states have (on average 1.2411420855624113) internal successors, (145231), 120632 states have internal predecessors, (145231), 47908 states have call successors, (47908), 12825 states have call predecessors, (47908), 12758 states have return successors, (47922), 46389 states have call predecessors, (47922), 47904 states have call successors, (47922) [2021-11-19 14:19:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177683 states to 177683 states and 241061 transitions. [2021-11-19 14:19:44,364 INFO L78 Accepts]: Start accepts. Automaton has 177683 states and 241061 transitions. Word has length 268 [2021-11-19 14:19:44,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:19:44,365 INFO L470 AbstractCegarLoop]: Abstraction has 177683 states and 241061 transitions. [2021-11-19 14:19:44,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2021-11-19 14:19:44,366 INFO L276 IsEmpty]: Start isEmpty. Operand 177683 states and 241061 transitions. [2021-11-19 14:19:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-19 14:19:44,372 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:19:44,373 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:19:44,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-19 14:19:44,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:19:44,587 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 14:19:44,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:19:44,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1385653537, now seen corresponding path program 1 times [2021-11-19 14:19:44,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:19:44,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1023882993] [2021-11-19 14:19:44,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:19:44,589 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:19:44,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:19:44,590 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:19:44,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5da69-44d7-4ce4-a332-6486b8093262/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-19 14:19:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:19:45,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 1407 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:19:45,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:19:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2021-11-19 14:19:49,121 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:19:50,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2021-11-19 14:19:50,740 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:19:50,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1023882993] [2021-11-19 14:19:50,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1023882993] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:19:50,741 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:19:50,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-19 14:19:50,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252045415] [2021-11-19 14:19:50,741 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:19:50,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 14:19:50,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:19:50,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 14:19:50,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:19:50,743 INFO L87 Difference]: Start difference. First operand 177683 states and 241061 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (57), 4 states have call predecessors, (57), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2021-11-19 14:19:57,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:19:57,464 INFO L93 Difference]: Finished difference Result 177689 states and 241066 transitions. [2021-11-19 14:19:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:19:57,465 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (57), 4 states have call predecessors, (57), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 282 [2021-11-19 14:19:57,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:19:58,473 INFO L225 Difference]: With dead ends: 177689 [2021-11-19 14:19:58,473 INFO L226 Difference]: Without dead ends: 177687 [2021-11-19 14:19:58,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 565 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:19:58,538 INFO L933 BasicCegarLoop]: 3667 mSDtfsCounter, 3548 mSDsluCounter, 14633 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3564 SdHoareTripleChecker+Valid, 18300 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:19:58,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3564 Valid, 18300 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:19:58,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177687 states.