./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF --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 f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:29:02,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:29:02,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:29:02,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:29:02,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:29:02,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:29:02,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:29:02,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:29:02,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:29:02,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:29:02,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:29:02,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:29:02,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:29:02,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:29:02,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:29:02,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:29:02,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:29:02,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:29:02,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:29:02,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:29:02,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:29:02,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:29:02,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:29:02,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:29:02,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:29:02,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:29:02,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:29:02,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:29:02,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:29:02,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:29:02,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:29:02,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:29:02,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:29:02,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:29:02,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:29:02,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:29:02,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:29:02,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:29:02,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:29:02,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:29:02,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:29:02,371 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:29:02,434 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:29:02,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:29:02,439 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:29:02,440 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:29:02,440 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:29:02,440 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:29:02,441 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:29:02,441 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:29:02,449 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:29:02,449 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:29:02,451 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:29:02,451 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:29:02,451 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:29:02,452 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:29:02,452 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:29:02,452 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:29:02,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:29:02,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:29:02,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:29:02,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:29:02,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:29:02,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:29:02,455 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:29:02,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:29:02,456 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:29:02,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:29:02,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:29:02,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:29:02,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:29:02,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:29:02,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:29:02,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:29:02,461 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:29:02,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:29:02,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:29:02,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:29:02,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:29:02,462 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_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 [2021-11-12 22:29:02,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:29:02,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:29:02,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:29:02,902 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:29:02,903 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:29:02,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 22:29:02,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data/9a0882523/515f88716e2c4ab28b92ea23e58577e2/FLAGa8d31f2b7 [2021-11-12 22:29:04,274 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:29:04,275 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 22:29:04,346 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data/9a0882523/515f88716e2c4ab28b92ea23e58577e2/FLAGa8d31f2b7 [2021-11-12 22:29:04,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data/9a0882523/515f88716e2c4ab28b92ea23e58577e2 [2021-11-12 22:29:04,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:29:04,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:29:04,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:29:04,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:29:04,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:29:04,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:29:04" (1/1) ... [2021-11-12 22:29:04,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7f0bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:04, skipping insertion in model container [2021-11-12 22:29:04,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:29:04" (1/1) ... [2021-11-12 22:29:04,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:29:05,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:29:09,877 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:10,575 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:10,577 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:10,608 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:11,967 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:12,335 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:12,338 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:12,342 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:12,344 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:29:13,184 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2021-11-12 22:29:13,191 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2021-11-12 22:29:13,192 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2021-11-12 22:29:13,202 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2021-11-12 22:29:13,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:29:13,465 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) [2021-11-12 22:29:13,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5766d851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:13, skipping insertion in model container [2021-11-12 22:29:13,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:29:13,467 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:29:13,470 INFO L158 Benchmark]: Toolchain (without parser) took 8620.03ms. Allocated memory was 92.3MB in the beginning and 211.8MB in the end (delta: 119.5MB). Free memory was 42.5MB in the beginning and 136.0MB in the end (delta: -93.5MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2021-11-12 22:29:13,471 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 73.4MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:29:13,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8617.14ms. Allocated memory was 92.3MB in the beginning and 211.8MB in the end (delta: 119.5MB). Free memory was 42.5MB in the beginning and 136.0MB in the end (delta: -93.5MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2021-11-12 22:29:13,476 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 73.4MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8617.14ms. Allocated memory was 92.3MB in the beginning and 211.8MB in the end (delta: 119.5MB). Free memory was 42.5MB in the beginning and 136.0MB in the end (delta: -93.5MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7474]: 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_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF --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 f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:29:16,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:29:16,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:29:16,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:29:16,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:29:16,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:29:16,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:29:16,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:29:16,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:29:16,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:29:16,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:29:16,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:29:16,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:29:16,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:29:16,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:29:16,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:29:16,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:29:16,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:29:16,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:29:16,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:29:16,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:29:16,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:29:16,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:29:16,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:29:16,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:29:16,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:29:16,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:29:16,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:29:16,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:29:16,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:29:16,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:29:16,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:29:16,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:29:16,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:29:16,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:29:16,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:29:16,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:29:16,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:29:16,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:29:16,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:29:16,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:29:16,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:29:16,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:29:16,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:29:16,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:29:16,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:29:16,504 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:29:16,504 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:29:16,504 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:29:16,504 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:29:16,505 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:29:16,505 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:29:16,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:29:16,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:29:16,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:29:16,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:29:16,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:29:16,509 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:29:16,509 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:29:16,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:29:16,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:29:16,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:29:16,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:29:16,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:29:16,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:29:16,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:29:16,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:29:16,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:29:16,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:29:16,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:29:16,513 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:29:16,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:29:16,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:29:16,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:29:16,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:29:16,514 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_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 [2021-11-12 22:29:17,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:29:17,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:29:17,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:29:17,056 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:29:17,057 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:29:17,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 22:29:17,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data/52a914c4e/63238d2b977a451e86ff2309dd02bfeb/FLAGc9cc99d9f [2021-11-12 22:29:18,732 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:29:18,734 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 22:29:18,881 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data/52a914c4e/63238d2b977a451e86ff2309dd02bfeb/FLAGc9cc99d9f [2021-11-12 22:29:19,184 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/data/52a914c4e/63238d2b977a451e86ff2309dd02bfeb [2021-11-12 22:29:19,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:29:19,191 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:29:19,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:29:19,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:29:19,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:29:19,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:29:19" (1/1) ... [2021-11-12 22:29:19,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7173b2aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:19, skipping insertion in model container [2021-11-12 22:29:19,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:29:19" (1/1) ... [2021-11-12 22:29:19,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:29:19,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:29:27,715 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2021-11-12 22:29:27,727 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2021-11-12 22:29:27,728 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2021-11-12 22:29:27,729 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2021-11-12 22:29:27,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:29:27,992 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 22:29:28,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:29:28,967 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2021-11-12 22:29:28,968 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2021-11-12 22:29:28,968 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2021-11-12 22:29:28,969 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2021-11-12 22:29:28,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:29:29,033 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:29:30,287 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2021-11-12 22:29:30,288 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2021-11-12 22:29:30,289 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2021-11-12 22:29:30,289 WARN L228 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_72a602e5-e27b-48aa-b8ad-999a6942190a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2021-11-12 22:29:30,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:29:30,947 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:29:30,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30 WrapperNode [2021-11-12 22:29:30,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:29:30,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:29:30,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:29:30,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:29:30,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:31,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:31,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:29:31,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:29:31,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:29:31,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:29:31,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:31,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:32,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:32,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:32,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:32,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:33,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:33,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:29:33,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:29:33,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:29:33,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:29:33,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (1/1) ... [2021-11-12 22:29:33,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:29:33,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:29:33,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:29:33,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:29:33,332 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-12 22:29:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-12 22:29:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-11-12 22:29:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-11-12 22:29:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-12 22:29:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-12 22:29:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-12 22:29:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-12 22:29:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-12 22:29:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2021-11-12 22:29:33,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2021-11-12 22:29:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-12 22:29:33,335 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-12 22:29:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-12 22:29:33,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-12 22:29:33,336 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2021-11-12 22:29:33,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2021-11-12 22:29:33,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-12 22:29:33,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-12 22:29:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2021-11-12 22:29:33,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2021-11-12 22:29:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2021-11-12 22:29:33,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2021-11-12 22:29:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2021-11-12 22:29:33,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2021-11-12 22:29:33,338 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-11-12 22:29:33,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-11-12 22:29:33,339 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-12 22:29:33,339 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-12 22:29:33,339 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2021-11-12 22:29:33,339 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2021-11-12 22:29:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2021-11-12 22:29:33,340 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2021-11-12 22:29:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-12 22:29:33,340 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-12 22:29:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-12 22:29:33,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-12 22:29:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-12 22:29:33,342 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-12 22:29:33,342 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-12 22:29:33,342 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-12 22:29:33,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-12 22:29:33,343 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-12 22:29:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-12 22:29:33,344 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-12 22:29:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2021-11-12 22:29:33,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2021-11-12 22:29:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2021-11-12 22:29:33,345 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2021-11-12 22:29:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-12 22:29:33,346 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-12 22:29:33,346 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-11-12 22:29:33,346 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-11-12 22:29:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2021-11-12 22:29:33,347 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2021-11-12 22:29:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2021-11-12 22:29:33,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2021-11-12 22:29:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2021-11-12 22:29:33,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2021-11-12 22:29:33,349 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2021-11-12 22:29:33,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2021-11-12 22:29:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-11-12 22:29:33,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-11-12 22:29:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-12 22:29:33,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-12 22:29:33,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-12 22:29:33,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-12 22:29:33,351 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2021-11-12 22:29:33,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2021-11-12 22:29:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-12 22:29:33,352 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-12 22:29:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-12 22:29:33,353 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-12 22:29:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2021-11-12 22:29:33,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2021-11-12 22:29:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-12 22:29:33,354 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-12 22:29:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-12 22:29:33,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-12 22:29:33,355 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2021-11-12 22:29:33,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2021-11-12 22:29:33,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-12 22:29:33,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-12 22:29:33,357 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2021-11-12 22:29:33,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2021-11-12 22:29:33,357 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-12 22:29:33,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-12 22:29:33,357 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-12 22:29:33,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-12 22:29:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:29:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-12 22:29:33,358 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-12 22:29:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2021-11-12 22:29:33,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2021-11-12 22:29:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2021-11-12 22:29:33,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2021-11-12 22:29:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2021-11-12 22:29:33,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2021-11-12 22:29:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:29:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 22:29:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2021-11-12 22:29:33,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2021-11-12 22:29:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 22:29:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2021-11-12 22:29:33,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2021-11-12 22:29:33,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-12 22:29:33,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-12 22:29:33,366 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2021-11-12 22:29:33,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2021-11-12 22:29:33,367 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-12 22:29:33,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-12 22:29:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2021-11-12 22:29:33,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2021-11-12 22:29:33,369 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2021-11-12 22:29:33,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2021-11-12 22:29:33,376 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2021-11-12 22:29:33,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2021-11-12 22:29:33,376 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-12 22:29:33,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-12 22:29:33,377 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2021-11-12 22:29:33,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2021-11-12 22:29:33,377 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-12 22:29:33,377 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-12 22:29:33,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2021-11-12 22:29:33,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2021-11-12 22:29:33,378 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2021-11-12 22:29:33,378 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2021-11-12 22:29:33,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-12 22:29:33,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-12 22:29:33,379 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2021-11-12 22:29:33,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2021-11-12 22:29:33,379 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-12 22:29:33,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-12 22:29:33,379 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-12 22:29:33,380 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-12 22:29:33,380 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-12 22:29:33,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-12 22:29:33,380 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2021-11-12 22:29:33,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2021-11-12 22:29:33,380 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2021-11-12 22:29:33,381 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2021-11-12 22:29:33,381 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2021-11-12 22:29:33,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2021-11-12 22:29:33,381 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2021-11-12 22:29:33,381 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2021-11-12 22:29:33,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-12 22:29:33,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-12 22:29:33,382 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-12 22:29:33,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-12 22:29:33,382 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-12 22:29:33,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-12 22:29:33,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-12 22:29:33,383 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-12 22:29:33,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-12 22:29:33,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-12 22:29:33,383 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-12 22:29:33,384 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-12 22:29:33,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-12 22:29:33,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-12 22:29:33,384 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2021-11-12 22:29:33,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2021-11-12 22:29:33,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2021-11-12 22:29:33,385 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2021-11-12 22:29:33,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-12 22:29:33,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-12 22:29:33,385 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2021-11-12 22:29:33,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2021-11-12 22:29:33,385 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-12 22:29:33,386 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-12 22:29:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-12 22:29:33,386 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-12 22:29:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2021-11-12 22:29:33,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2021-11-12 22:29:33,387 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2021-11-12 22:29:33,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2021-11-12 22:29:33,387 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-12 22:29:33,387 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-12 22:29:33,387 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-12 22:29:33,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-12 22:29:33,390 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2021-11-12 22:29:33,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2021-11-12 22:29:33,390 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2021-11-12 22:29:33,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2021-11-12 22:29:33,390 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2021-11-12 22:29:33,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2021-11-12 22:29:33,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 22:29:33,391 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2021-11-12 22:29:33,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2021-11-12 22:29:33,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-12 22:29:33,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-12 22:29:33,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-12 22:29:33,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-12 22:29:33,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-12 22:29:33,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-12 22:29:33,392 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2021-11-12 22:29:33,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2021-11-12 22:29:33,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-12 22:29:33,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-12 22:29:33,393 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2021-11-12 22:29:33,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2021-11-12 22:29:33,393 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-12 22:29:33,394 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-12 22:29:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-12 22:29:33,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-12 22:29:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-12 22:29:33,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-12 22:29:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:29:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-12 22:29:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-12 22:29:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-12 22:29:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-12 22:29:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2021-11-12 22:29:33,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2021-11-12 22:29:33,396 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2021-11-12 22:29:33,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2021-11-12 22:29:33,396 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-12 22:29:33,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-12 22:29:33,396 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2021-11-12 22:29:33,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2021-11-12 22:29:33,397 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-12 22:29:33,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-12 22:29:33,397 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2021-11-12 22:29:33,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2021-11-12 22:29:33,397 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2021-11-12 22:29:33,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2021-11-12 22:29:33,398 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-12 22:29:33,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-12 22:29:33,398 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2021-11-12 22:29:33,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2021-11-12 22:29:33,398 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-12 22:29:33,399 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-12 22:29:33,400 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2021-11-12 22:29:33,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2021-11-12 22:29:33,405 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-12 22:29:33,405 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-12 22:29:33,405 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-12 22:29:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-12 22:29:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-12 22:29:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-12 22:29:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-12 22:29:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-12 22:29:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2021-11-12 22:29:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2021-11-12 22:29:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2021-11-12 22:29:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2021-11-12 22:29:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-11-12 22:29:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-11-12 22:29:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2021-11-12 22:29:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2021-11-12 22:29:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-12 22:29:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-12 22:29:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-12 22:29:33,411 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-12 22:29:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2021-11-12 22:29:33,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2021-11-12 22:29:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-12 22:29:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:29:33,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:29:33,412 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2021-11-12 22:29:33,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2021-11-12 22:29:33,412 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-12 22:29:33,412 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-12 22:29:33,412 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2021-11-12 22:29:33,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2021-11-12 22:29:33,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 22:29:33,413 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2021-11-12 22:29:33,413 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2021-11-12 22:29:33,413 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-12 22:29:33,413 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-12 22:29:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 22:29:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2021-11-12 22:29:33,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2021-11-12 22:29:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 22:29:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-12 22:29:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-12 22:29:33,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 22:29:33,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-12 22:29:33,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-12 22:29:33,415 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2021-11-12 22:29:33,415 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2021-11-12 22:29:33,415 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-12 22:29:33,416 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-12 22:29:33,416 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2021-11-12 22:29:33,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2021-11-12 22:29:33,416 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-12 22:29:33,416 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-12 22:29:33,417 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-12 22:29:33,417 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-12 22:29:33,417 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-12 22:29:33,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-12 22:29:33,417 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2021-11-12 22:29:33,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2021-11-12 22:29:33,418 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-12 22:29:33,418 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2021-11-12 22:29:33,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2021-11-12 22:29:33,418 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-12 22:29:33,418 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-12 22:29:33,418 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2021-11-12 22:29:33,419 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2021-11-12 22:29:33,419 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2021-11-12 22:29:33,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2021-11-12 22:29:33,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-12 22:29:33,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-12 22:29:33,419 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2021-11-12 22:29:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2021-11-12 22:29:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2021-11-12 22:29:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2021-11-12 22:29:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2021-11-12 22:29:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2021-11-12 22:29:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2021-11-12 22:29:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2021-11-12 22:29:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-12 22:29:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-12 22:29:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-12 22:29:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-12 22:29:33,422 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-12 22:29:33,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-12 22:29:33,422 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2021-11-12 22:29:33,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2021-11-12 22:29:33,422 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-12 22:29:33,422 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-12 22:29:33,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-12 22:29:33,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-12 22:29:33,423 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2021-11-12 22:29:33,423 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2021-11-12 22:29:33,423 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2021-11-12 22:29:33,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2021-11-12 22:29:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-12 22:29:33,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-12 22:29:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2021-11-12 22:29:33,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2021-11-12 22:29:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2021-11-12 22:29:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2021-11-12 22:29:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-12 22:29:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-12 22:29:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2021-11-12 22:29:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2021-11-12 22:29:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-12 22:29:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-12 22:29:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-12 22:29:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-12 22:29:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:29:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-12 22:29:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-12 22:29:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2021-11-12 22:29:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2021-11-12 22:29:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-12 22:29:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-12 22:29:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2021-11-12 22:29:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2021-11-12 22:29:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-12 22:29:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-12 22:29:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2021-11-12 22:29:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2021-11-12 22:29:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:29:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-12 22:29:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-12 22:29:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2021-11-12 22:29:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2021-11-12 22:29:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2021-11-12 22:29:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2021-11-12 22:29:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-11-12 22:29:33,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-11-12 22:29:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-12 22:29:33,430 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-12 22:29:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 22:29:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 22:29:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-12 22:29:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 22:29:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 22:29:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2021-11-12 22:29:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2021-11-12 22:29:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2021-11-12 22:29:33,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2021-11-12 22:29:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-12 22:29:33,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-12 22:29:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-12 22:29:33,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-12 22:29:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2021-11-12 22:29:33,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2021-11-12 22:29:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-12 22:29:33,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-12 22:29:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-12 22:29:33,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-12 22:29:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-12 22:29:33,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-12 22:29:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-12 22:29:33,435 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-12 22:29:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-12 22:29:33,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-12 22:29:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2021-11-12 22:29:33,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2021-11-12 22:29:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2021-11-12 22:29:33,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2021-11-12 22:29:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-12 22:29:33,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-12 22:29:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-11-12 22:29:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-11-12 22:29:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2021-11-12 22:29:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2021-11-12 22:29:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-12 22:29:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-12 22:29:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-12 22:29:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-12 22:29:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-12 22:29:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-12 22:29:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-12 22:29:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-12 22:29:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2021-11-12 22:29:33,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2021-11-12 22:29:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-12 22:29:33,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-12 22:29:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2021-11-12 22:29:33,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2021-11-12 22:29:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-11-12 22:29:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-11-12 22:29:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-12 22:29:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-12 22:29:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-12 22:29:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-12 22:29:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-12 22:29:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-12 22:29:33,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2021-11-12 22:29:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2021-11-12 22:29:33,441 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-12 22:29:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-12 22:29:33,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-12 22:29:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-12 22:29:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2021-11-12 22:29:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2021-11-12 22:29:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-12 22:29:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-12 22:29:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-12 22:29:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-12 22:29:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-12 22:29:33,443 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-12 22:29:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-12 22:29:33,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-12 22:29:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2021-11-12 22:29:33,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2021-11-12 22:29:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-12 22:29:33,444 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-12 22:29:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-12 22:29:33,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-12 22:29:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2021-11-12 22:29:33,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2021-11-12 22:29:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2021-11-12 22:29:33,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2021-11-12 22:29:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-12 22:29:33,445 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-12 22:29:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2021-11-12 22:29:33,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2021-11-12 22:29:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2021-11-12 22:29:33,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2021-11-12 22:29:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-12 22:29:33,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-12 22:29:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2021-11-12 22:29:33,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2021-11-12 22:29:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2021-11-12 22:29:33,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2021-11-12 22:29:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2021-11-12 22:29:33,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2021-11-12 22:29:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2021-11-12 22:29:33,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2021-11-12 22:29:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-12 22:29:33,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-12 22:29:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-12 22:29:33,448 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-12 22:29:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2021-11-12 22:29:33,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2021-11-12 22:29:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2021-11-12 22:29:33,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2021-11-12 22:29:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-12 22:29:33,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-12 22:29:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2021-11-12 22:29:33,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2021-11-12 22:29:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2021-11-12 22:29:33,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2021-11-12 22:29:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2021-11-12 22:29:33,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2021-11-12 22:29:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-12 22:29:33,450 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-12 22:29:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2021-11-12 22:29:33,451 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2021-11-12 22:29:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2021-11-12 22:29:33,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2021-11-12 22:29:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2021-11-12 22:29:33,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2021-11-12 22:29:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2021-11-12 22:29:33,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2021-11-12 22:29:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-12 22:29:33,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-12 22:29:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-12 22:29:33,452 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-12 22:29:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-12 22:29:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2021-11-12 22:29:33,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2021-11-12 22:29:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2021-11-12 22:29:33,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2021-11-12 22:29:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2021-11-12 22:29:33,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2021-11-12 22:29:33,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-12 22:29:33,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-12 22:29:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2021-11-12 22:29:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2021-11-12 22:29:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2021-11-12 22:29:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2021-11-12 22:29:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2021-11-12 22:29:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2021-11-12 22:29:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2021-11-12 22:29:33,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2021-11-12 22:29:36,044 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-12 22:33:58,936 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-12 22:34:12,579 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:34:12,579 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-12 22:34:12,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:34:12 BoogieIcfgContainer [2021-11-12 22:34:12,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:34:12,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:34:12,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:34:12,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:34:12,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:29:19" (1/3) ... [2021-11-12 22:34:12,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34000998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:34:12, skipping insertion in model container [2021-11-12 22:34:12,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:29:30" (2/3) ... [2021-11-12 22:34:12,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34000998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:34:12, skipping insertion in model container [2021-11-12 22:34:12,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:34:12" (3/3) ... [2021-11-12 22:34:12,594 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 22:34:12,604 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:34:12,604 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-12 22:34:12,685 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:34:12,697 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 [2021-11-12 22:34:12,698 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-12 22:34:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand has 5147 states, 3654 states have (on average 1.3409961685823755) internal successors, (4900), 3718 states have internal predecessors, (4900), 1252 states have call successors, (1252), 239 states have call predecessors, (1252), 238 states have return successors, (1245), 1229 states have call predecessors, (1245), 1245 states have call successors, (1245) [2021-11-12 22:34:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-12 22:34:12,972 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:34:12,973 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] [2021-11-12 22:34:12,973 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-12 22:34:12,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:34:12,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1314971238, now seen corresponding path program 1 times [2021-11-12 22:34:13,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:34:13,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1810028754] [2021-11-12 22:34:13,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:34:13,046 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:34:13,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:34:13,052 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:34:13,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:34:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:34:47,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 5628 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:34:47,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:34:48,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:34:48,498 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:34:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 22:34:49,590 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:34:49,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1810028754] [2021-11-12 22:34:49,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1810028754] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:34:49,593 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:34:49,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 22:34:49,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966414026] [2021-11-12 22:34:49,601 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:34:49,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:34:49,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:34:49,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:34:49,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:34:49,679 INFO L87 Difference]: Start difference. First operand has 5147 states, 3654 states have (on average 1.3409961685823755) internal successors, (4900), 3718 states have internal predecessors, (4900), 1252 states have call successors, (1252), 239 states have call predecessors, (1252), 238 states have return successors, (1245), 1229 states have call predecessors, (1245), 1245 states have call successors, (1245) 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) [2021-11-12 22:34:50,827 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:34:52,880 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:35:39,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:35:39,568 INFO L93 Difference]: Finished difference Result 20241 states and 29462 transitions. [2021-11-12 22:35:39,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:35:39,574 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 [2021-11-12 22:35:39,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:35:39,747 INFO L225 Difference]: With dead ends: 20241 [2021-11-12 22:35:39,747 INFO L226 Difference]: Without dead ends: 15113 [2021-11-12 22:35:39,803 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 [2021-11-12 22:35:39,806 INFO L933 BasicCegarLoop]: 9769 mSDtfsCounter, 19227 mSDsluCounter, 11988 mSDsCounter, 0 mSdLazyCounter, 2521 mSolverCounterSat, 2438 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45342.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19227 SdHoareTripleChecker+Valid, 21757 SdHoareTripleChecker+Invalid, 4960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 159.17ms SdHoareTripleChecker+Time, 2438 IncrementalHoareTripleChecker+Valid, 2521 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48431.84ms IncrementalHoareTripleChecker+Time [2021-11-12 22:35:39,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19227 Valid, 21757 Invalid, 4960 Unknown, 0 Unchecked, 159.17ms Time], IncrementalHoareTripleChecker [2438 Valid, 2521 Invalid, 1 Unknown, 0 Unchecked, 48431.84ms Time] [2021-11-12 22:35:39,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15113 states. [2021-11-12 22:35:40,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15113 to 15095. [2021-11-12 22:35:40,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15095 states, 10734 states have (on average 1.3363145146264208) internal successors, (14344), 10922 states have internal predecessors, (14344), 3651 states have call successors, (3651), 708 states have call predecessors, (3651), 707 states have return successors, (3647), 3599 states have call predecessors, (3647), 3647 states have call successors, (3647) [2021-11-12 22:35:40,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15095 states to 15095 states and 21642 transitions. [2021-11-12 22:35:40,914 INFO L78 Accepts]: Start accepts. Automaton has 15095 states and 21642 transitions. Word has length 226 [2021-11-12 22:35:40,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:35:40,919 INFO L470 AbstractCegarLoop]: Abstraction has 15095 states and 21642 transitions. [2021-11-12 22:35:40,920 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) [2021-11-12 22:35:40,920 INFO L276 IsEmpty]: Start isEmpty. Operand 15095 states and 21642 transitions. [2021-11-12 22:35:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-12 22:35:40,936 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:35:40,937 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] [2021-11-12 22:35:41,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:35:41,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:35:41,152 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-12 22:35:41,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:35:41,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1404913797, now seen corresponding path program 1 times [2021-11-12 22:35:41,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:35:41,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2050970698] [2021-11-12 22:35:41,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:35:41,183 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:35:41,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:35:41,184 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:35:41,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:36:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:36:13,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 5712 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:36:13,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:36:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:36:14,244 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:36:15,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 22:36:15,568 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:36:15,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2050970698] [2021-11-12 22:36:15,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2050970698] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:36:15,569 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:36:15,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-12 22:36:15,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313921298] [2021-11-12 22:36:15,569 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:36:15,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:36:15,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:36:15,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:36:15,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:36:15,573 INFO L87 Difference]: Start difference. First operand 15095 states and 21642 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-12 22:36:18,666 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:36:20,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:36:20,941 INFO L93 Difference]: Finished difference Result 40176 states and 57598 transitions. [2021-11-12 22:36:20,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:36:20,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 237 [2021-11-12 22:36:20,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:36:21,205 INFO L225 Difference]: With dead ends: 40176 [2021-11-12 22:36:21,206 INFO L226 Difference]: Without dead ends: 25122 [2021-11-12 22:36:21,317 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 472 GetRequests, 471 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:36:21,318 INFO L933 BasicCegarLoop]: 8549 mSDtfsCounter, 7215 mSDsluCounter, 7294 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3463.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7215 SdHoareTripleChecker+Valid, 15843 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 51.40ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3704.04ms IncrementalHoareTripleChecker+Time [2021-11-12 22:36:21,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7215 Valid, 15843 Invalid, 29 Unknown, 0 Unchecked, 51.40ms Time], IncrementalHoareTripleChecker [7 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 3704.04ms Time] [2021-11-12 22:36:21,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25122 states. [2021-11-12 22:36:22,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25122 to 25103. [2021-11-12 22:36:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25103 states, 17856 states have (on average 1.3361895161290323) internal successors, (23859), 18171 states have internal predecessors, (23859), 6063 states have call successors, (6063), 1182 states have call predecessors, (6063), 1181 states have return successors, (6059), 5974 states have call predecessors, (6059), 6059 states have call successors, (6059) [2021-11-12 22:36:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25103 states to 25103 states and 35981 transitions. [2021-11-12 22:36:23,229 INFO L78 Accepts]: Start accepts. Automaton has 25103 states and 35981 transitions. Word has length 237 [2021-11-12 22:36:23,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:36:23,232 INFO L470 AbstractCegarLoop]: Abstraction has 25103 states and 35981 transitions. [2021-11-12 22:36:23,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-12 22:36:23,233 INFO L276 IsEmpty]: Start isEmpty. Operand 25103 states and 35981 transitions. [2021-11-12 22:36:23,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-11-12 22:36:23,242 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:36:23,243 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, 1, 1] [2021-11-12 22:36:23,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:36:23,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:36:23,468 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-12 22:36:23,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:36:23,469 INFO L85 PathProgramCache]: Analyzing trace with hash 30710706, now seen corresponding path program 1 times [2021-11-12 22:36:23,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:36:23,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586168523] [2021-11-12 22:36:23,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:36:23,504 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:36:23,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:36:23,505 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:36:23,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 22:36:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:36:58,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 5737 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:36:58,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:36:59,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:36:59,825 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:37:00,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 22:37:00,801 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:37:00,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586168523] [2021-11-12 22:37:00,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [586168523] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:37:00,802 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:37:00,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-12 22:37:00,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282876024] [2021-11-12 22:37:00,802 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:37:00,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:37:00,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:37:00,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:37:00,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:37:00,804 INFO L87 Difference]: Start difference. First operand 25103 states and 35981 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-11-12 22:37:03,746 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:37:07,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:37:07,019 INFO L93 Difference]: Finished difference Result 65242 states and 93055 transitions. [2021-11-12 22:37:07,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:37:07,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 244 [2021-11-12 22:37:07,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:37:07,268 INFO L225 Difference]: With dead ends: 65242 [2021-11-12 22:37:07,268 INFO L226 Difference]: Without dead ends: 40180 [2021-11-12 22:37:07,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 486 GetRequests, 485 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:37:07,554 INFO L933 BasicCegarLoop]: 8145 mSDtfsCounter, 4301 mSDsluCounter, 7199 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4444.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4301 SdHoareTripleChecker+Valid, 15344 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 36.57ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4640.41ms IncrementalHoareTripleChecker+Time [2021-11-12 22:37:07,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4301 Valid, 15344 Invalid, 110 Unknown, 0 Unchecked, 36.57ms Time], IncrementalHoareTripleChecker [7 Valid, 102 Invalid, 1 Unknown, 0 Unchecked, 4640.41ms Time] [2021-11-12 22:37:07,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40180 states. [2021-11-12 22:37:09,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40180 to 40153. [2021-11-12 22:37:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40153 states, 28538 states have (on average 1.3292101759058097) internal successors, (37933), 29056 states have internal predecessors, (37933), 9576 states have call successors, (9576), 2042 states have call predecessors, (9576), 2036 states have return successors, (9572), 9424 states have call predecessors, (9572), 9572 states have call successors, (9572) [2021-11-12 22:37:09,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40153 states to 40153 states and 57081 transitions. [2021-11-12 22:37:09,952 INFO L78 Accepts]: Start accepts. Automaton has 40153 states and 57081 transitions. Word has length 244 [2021-11-12 22:37:09,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:37:09,953 INFO L470 AbstractCegarLoop]: Abstraction has 40153 states and 57081 transitions. [2021-11-12 22:37:09,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-11-12 22:37:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 40153 states and 57081 transitions. [2021-11-12 22:37:09,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-12 22:37:09,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:37:09,961 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, 1, 1, 1] [2021-11-12 22:37:10,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:37:10,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:37:10,162 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-12 22:37:10,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:37:10,162 INFO L85 PathProgramCache]: Analyzing trace with hash 823357194, now seen corresponding path program 1 times [2021-11-12 22:37:10,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:37:10,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1157758094] [2021-11-12 22:37:10,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:37:10,186 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:37:10,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:37:10,187 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:37:10,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 22:37:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:37:46,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 5765 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:37:46,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:37:47,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 22:37:47,809 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:37:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 22:37:48,857 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:37:48,858 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1157758094] [2021-11-12 22:37:48,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1157758094] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:37:48,858 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:37:48,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 22:37:48,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109209429] [2021-11-12 22:37:48,859 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:37:48,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:37:48,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:37:48,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:37:48,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:37:48,860 INFO L87 Difference]: Start difference. First operand 40153 states and 57081 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 4 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 22:37:51,890 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:38:36,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:36,562 INFO L93 Difference]: Finished difference Result 121201 states and 172531 transitions. [2021-11-12 22:38:36,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:38:36,564 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 4 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 245 [2021-11-12 22:38:36,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:37,112 INFO L225 Difference]: With dead ends: 121201 [2021-11-12 22:38:37,112 INFO L226 Difference]: Without dead ends: 81089 [2021-11-12 22:38:37,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:38:37,325 INFO L933 BasicCegarLoop]: 16039 mSDtfsCounter, 14406 mSDsluCounter, 11140 mSDsCounter, 0 mSdLazyCounter, 2576 mSolverCounterSat, 1276 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42495.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14406 SdHoareTripleChecker+Valid, 27179 SdHoareTripleChecker+Invalid, 3853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 81.28ms SdHoareTripleChecker+Time, 1276 IncrementalHoareTripleChecker+Valid, 2576 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44863.90ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:37,327 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14406 Valid, 27179 Invalid, 3853 Unknown, 0 Unchecked, 81.28ms Time], IncrementalHoareTripleChecker [1276 Valid, 2576 Invalid, 1 Unknown, 0 Unchecked, 44863.90ms Time] [2021-11-12 22:38:37,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81089 states. [2021-11-12 22:38:41,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81089 to 81043. [2021-11-12 22:38:41,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81043 states, 58071 states have (on average 1.336932375884693) internal successors, (77637), 59115 states have internal predecessors, (77637), 18839 states have call successors, (18839), 4143 states have call predecessors, (18839), 4130 states have return successors, (18835), 18511 states have call predecessors, (18835), 18835 states have call successors, (18835) [2021-11-12 22:38:42,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81043 states to 81043 states and 115311 transitions. [2021-11-12 22:38:42,109 INFO L78 Accepts]: Start accepts. Automaton has 81043 states and 115311 transitions. Word has length 245 [2021-11-12 22:38:42,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:42,111 INFO L470 AbstractCegarLoop]: Abstraction has 81043 states and 115311 transitions. [2021-11-12 22:38:42,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 4 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 22:38:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 81043 states and 115311 transitions. [2021-11-12 22:38:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-12 22:38:42,120 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:42,120 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] [2021-11-12 22:38:42,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 22:38:42,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:38:42,336 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-12 22:38:42,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:42,337 INFO L85 PathProgramCache]: Analyzing trace with hash -999142336, now seen corresponding path program 1 times [2021-11-12 22:38:42,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:38:42,365 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077098404] [2021-11-12 22:38:42,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:42,366 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:38:42,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:38:42,367 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:38:42,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 22:39:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:13,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 5753 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:39:13,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:39:21,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2021-11-12 22:39:21,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:39:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2021-11-12 22:39:23,997 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:39:23,997 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077098404] [2021-11-12 22:39:23,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1077098404] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:23,998 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:23,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-12 22:39:23,998 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938380176] [2021-11-12 22:39:23,998 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:23,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:39:23,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:39:24,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:39:24,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:39:24,000 INFO L87 Difference]: Start difference. First operand 81043 states and 115311 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) [2021-11-12 22:39:25,087 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:39:29,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:29,122 INFO L93 Difference]: Finished difference Result 81049 states and 115316 transitions. [2021-11-12 22:39:29,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 22:39:29,123 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 [2021-11-12 22:39:29,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:29,673 INFO L225 Difference]: With dead ends: 81049 [2021-11-12 22:39:29,673 INFO L226 Difference]: Without dead ends: 81047 [2021-11-12 22:39:29,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 565 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-12 22:39:29,718 INFO L933 BasicCegarLoop]: 7314 mSDtfsCounter, 7210 mSDsluCounter, 21935 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1292.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7213 SdHoareTripleChecker+Valid, 29249 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 93.16ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1313.12ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:29,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7213 Valid, 29249 Invalid, 19 Unknown, 0 Unchecked, 93.16ms Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1313.12ms Time] [2021-11-12 22:39:29,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81047 states. [2021-11-12 22:39:33,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81047 to 81047. [2021-11-12 22:39:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81047 states, 58074 states have (on average 1.3369149705548093) internal successors, (77640), 59118 states have internal predecessors, (77640), 18839 states have call successors, (18839), 4144 states have call predecessors, (18839), 4131 states have return successors, (18835), 18511 states have call predecessors, (18835), 18835 states have call successors, (18835) [2021-11-12 22:39:34,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81047 states to 81047 states and 115314 transitions. [2021-11-12 22:39:34,395 INFO L78 Accepts]: Start accepts. Automaton has 81047 states and 115314 transitions. Word has length 282 [2021-11-12 22:39:34,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:34,396 INFO L470 AbstractCegarLoop]: Abstraction has 81047 states and 115314 transitions. [2021-11-12 22:39:34,396 INFO L471 AbstractCegarLoop]: INTERPOLANT 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) [2021-11-12 22:39:34,396 INFO L276 IsEmpty]: Start isEmpty. Operand 81047 states and 115314 transitions. [2021-11-12 22:39:34,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-12 22:39:34,419 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:34,420 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, 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] [2021-11-12 22:39:34,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-12 22:39:34,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:39:34,636 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-12 22:39:34,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:34,637 INFO L85 PathProgramCache]: Analyzing trace with hash 24188718, now seen corresponding path program 1 times [2021-11-12 22:39:34,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:39:34,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [772214790] [2021-11-12 22:39:34,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:34,656 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:39:34,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:39:34,657 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:39:34,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a602e5-e27b-48aa-b8ad-999a6942190a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process