./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0 --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 6edce8af070c2ee0f77c0bbc4c8794c42a85035f5c58f10014fb64bda90c7e26 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 19:32:49,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:32:49,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:32:49,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:32:49,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:32:49,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:32:49,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:32:49,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:32:49,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:32:49,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:32:49,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:32:49,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:32:49,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:32:49,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:32:49,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:32:49,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:32:49,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:32:49,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:32:49,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:32:49,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:32:49,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:32:49,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:32:49,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:32:49,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:32:49,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:32:49,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:32:49,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:32:49,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:32:49,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:32:49,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:32:49,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:32:49,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:32:49,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:32:49,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:32:49,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:32:49,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:32:49,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:32:49,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:32:49,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:32:49,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:32:49,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:32:49,268 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 19:32:49,312 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:32:49,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:32:49,314 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:32:49,315 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:32:49,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:32:49,316 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:32:49,316 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:32:49,316 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:32:49,317 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:32:49,317 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 19:32:49,318 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:32:49,318 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:32:49,318 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 19:32:49,319 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 19:32:49,319 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:32:49,319 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 19:32:49,319 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 19:32:49,319 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 19:32:49,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:32:49,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:32:49,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:32:49,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:32:49,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:32:49,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:32:49,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:32:49,323 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:32:49,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:32:49,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:32:49,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:32:49,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:32:49,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:32:49,325 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 19:32:49,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:32:49,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:32:49,325 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 19:32:49,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 19:32:49,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:32:49,326 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:32:49,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6edce8af070c2ee0f77c0bbc4c8794c42a85035f5c58f10014fb64bda90c7e26 [2022-11-16 19:32:49,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:32:49,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:32:49,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:32:49,760 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:32:49,761 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:32:49,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-16 19:32:49,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/data/ed54fec5f/889abf51d7454b959faf15556adb8b70/FLAG16e3f4d65 [2022-11-16 19:32:51,070 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:32:51,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-16 19:32:51,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/data/ed54fec5f/889abf51d7454b959faf15556adb8b70/FLAG16e3f4d65 [2022-11-16 19:32:51,233 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/data/ed54fec5f/889abf51d7454b959faf15556adb8b70 [2022-11-16 19:32:51,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:32:51,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:32:51,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:32:51,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:32:51,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:32:51,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:32:51" (1/1) ... [2022-11-16 19:32:51,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1715635f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:51, skipping insertion in model container [2022-11-16 19:32:51,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:32:51" (1/1) ... [2022-11-16 19:32:51,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:32:51,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:32:59,306 WARN L229 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_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666496,666509] [2022-11-16 19:32:59,310 WARN L229 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_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666662,666675] [2022-11-16 19:32:59,310 WARN L229 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_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666826,666839] [2022-11-16 19:32:59,311 WARN L229 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_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666991,667004] [2022-11-16 19:32:59,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:32:59,417 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 19:33:00,290 WARN L229 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_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666496,666509] [2022-11-16 19:33:00,291 WARN L229 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_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666662,666675] [2022-11-16 19:33:00,291 WARN L229 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_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666826,666839] [2022-11-16 19:33:00,292 WARN L229 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_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666991,667004] [2022-11-16 19:33:00,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:33:00,821 INFO L208 MainTranslator]: Completed translation [2022-11-16 19:33:00,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00 WrapperNode [2022-11-16 19:33:00,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:33:00,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 19:33:00,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 19:33:00,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 19:33:00,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:01,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:01,620 INFO L138 Inliner]: procedures = 741, calls = 8500, calls flagged for inlining = 407, calls inlined = 361, statements flattened = 17444 [2022-11-16 19:33:01,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 19:33:01,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 19:33:01,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 19:33:01,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 19:33:01,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:01,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:01,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:01,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:02,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:02,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:02,397 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:02,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:02,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 19:33:02,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 19:33:02,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 19:33:02,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 19:33:02,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (1/1) ... [2022-11-16 19:33:02,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:33:02,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:02,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 19:33:02,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4a7a76-c67c-4cd2-b979-eef0fbb09546/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 19:33:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 19:33:02,643 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 19:33:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-16 19:33:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-16 19:33:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-16 19:33:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-16 19:33:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-16 19:33:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-16 19:33:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-16 19:33:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-16 19:33:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-16 19:33:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-16 19:33:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-16 19:33:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-16 19:33:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-16 19:33:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-16 19:33:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 19:33:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 19:33:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-16 19:33:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-16 19:33:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-16 19:33:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-16 19:33:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-16 19:33:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-16 19:33:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-16 19:33:02,648 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-16 19:33:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-16 19:33:02,648 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-16 19:33:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-16 19:33:02,649 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-16 19:33:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 19:33:02,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 19:33:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-16 19:33:02,650 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-16 19:33:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-16 19:33:02,650 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-16 19:33:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-16 19:33:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-16 19:33:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-16 19:33:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-16 19:33:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-16 19:33:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-16 19:33:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-16 19:33:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-16 19:33:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-16 19:33:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-16 19:33:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-16 19:33:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-16 19:33:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-16 19:33:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-16 19:33:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-16 19:33:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-16 19:33:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-16 19:33:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-16 19:33:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-16 19:33:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-16 19:33:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-16 19:33:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-16 19:33:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-16 19:33:02,658 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-16 19:33:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-16 19:33:02,658 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-16 19:33:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-16 19:33:02,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-16 19:33:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 19:33:02,660 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 19:33:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-16 19:33:02,660 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-16 19:33:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-16 19:33:02,661 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-16 19:33:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-16 19:33:02,661 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-16 19:33:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-16 19:33:02,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-16 19:33:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-16 19:33:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-16 19:33:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-16 19:33:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-16 19:33:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-16 19:33:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 19:33:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 19:33:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-16 19:33:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-16 19:33:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-16 19:33:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-16 19:33:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-16 19:33:02,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-16 19:33:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-16 19:33:02,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-16 19:33:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-16 19:33:02,668 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-16 19:33:02,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 19:33:02,668 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-16 19:33:02,668 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-16 19:33:02,668 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-16 19:33:02,668 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-16 19:33:02,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-16 19:33:02,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-16 19:33:02,669 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-16 19:33:02,670 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-16 19:33:02,670 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-16 19:33:02,670 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-16 19:33:02,670 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-16 19:33:02,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-16 19:33:02,672 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-16 19:33:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-16 19:33:02,675 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 19:33:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 19:33:02,676 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-16 19:33:02,676 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-16 19:33:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 19:33:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 19:33:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-16 19:33:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-16 19:33:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 19:33:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-16 19:33:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-16 19:33:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-16 19:33:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-16 19:33:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-16 19:33:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-16 19:33:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-16 19:33:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-16 19:33:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-16 19:33:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-16 19:33:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-16 19:33:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-16 19:33:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-16 19:33:02,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-16 19:33:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-16 19:33:02,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-16 19:33:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 19:33:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-16 19:33:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-16 19:33:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-16 19:33:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-16 19:33:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-16 19:33:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-16 19:33:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-16 19:33:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-16 19:33:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-16 19:33:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-16 19:33:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 19:33:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-16 19:33:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-16 19:33:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-16 19:33:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-16 19:33:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 19:33:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 19:33:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-16 19:33:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-16 19:33:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-16 19:33:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-16 19:33:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-16 19:33:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-16 19:33:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-16 19:33:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-16 19:33:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-16 19:33:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-16 19:33:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-16 19:33:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-16 19:33:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-16 19:33:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-16 19:33:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-16 19:33:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-16 19:33:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-16 19:33:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-16 19:33:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-16 19:33:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-16 19:33:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-16 19:33:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-16 19:33:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-16 19:33:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-16 19:33:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-16 19:33:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-16 19:33:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-16 19:33:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-16 19:33:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-16 19:33:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-16 19:33:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-16 19:33:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-16 19:33:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-16 19:33:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-16 19:33:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-16 19:33:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-16 19:33:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-16 19:33:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-16 19:33:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-16 19:33:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-16 19:33:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-16 19:33:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-16 19:33:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-16 19:33:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-16 19:33:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-16 19:33:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-16 19:33:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 19:33:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-16 19:33:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-16 19:33:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-16 19:33:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-16 19:33:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-16 19:33:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-16 19:33:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-16 19:33:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-16 19:33:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-16 19:33:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-16 19:33:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-16 19:33:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-16 19:33:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-16 19:33:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-16 19:33:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 19:33:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-16 19:33:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-16 19:33:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-16 19:33:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-16 19:33:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 19:33:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-16 19:33:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-16 19:33:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 19:33:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-16 19:33:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-16 19:33:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 19:33:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 19:33:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-16 19:33:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-16 19:33:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-16 19:33:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-16 19:33:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-16 19:33:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-16 19:33:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-16 19:33:02,705 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-16 19:33:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-16 19:33:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-16 19:33:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-16 19:33:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-16 19:33:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-16 19:33:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-16 19:33:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-16 19:33:02,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-16 19:33:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-16 19:33:02,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-16 19:33:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-16 19:33:02,713 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-16 19:33:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-16 19:33:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-16 19:33:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-16 19:33:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-16 19:33:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-16 19:33:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-16 19:33:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-16 19:33:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-16 19:33:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-16 19:33:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-16 19:33:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-16 19:33:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-16 19:33:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-16 19:33:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-16 19:33:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-16 19:33:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-16 19:33:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-16 19:33:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-16 19:33:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-16 19:33:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-16 19:33:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-16 19:33:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-16 19:33:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-16 19:33:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-16 19:33:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-16 19:33:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-16 19:33:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-16 19:33:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-16 19:33:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-16 19:33:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-16 19:33:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-16 19:33:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-16 19:33:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-16 19:33:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-16 19:33:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 19:33:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 19:33:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-16 19:33:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-16 19:33:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-16 19:33:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-16 19:33:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-16 19:33:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-16 19:33:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-16 19:33:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-16 19:33:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 19:33:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 19:33:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 19:33:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 19:33:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-16 19:33:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-16 19:33:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-16 19:33:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-16 19:33:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-16 19:33:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-16 19:33:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-16 19:33:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-16 19:33:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-16 19:33:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-16 19:33:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-16 19:33:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-16 19:33:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-16 19:33:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-16 19:33:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-16 19:33:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-16 19:33:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-16 19:33:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-16 19:33:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-16 19:33:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-16 19:33:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-16 19:33:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-16 19:33:02,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-16 19:33:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-16 19:33:02,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-16 19:33:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 19:33:02,725 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 19:33:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-16 19:33:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-16 19:33:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-16 19:33:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-16 19:33:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-16 19:33:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-16 19:33:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-16 19:33:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-16 19:33:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-16 19:33:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-16 19:33:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-16 19:33:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-16 19:33:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-16 19:33:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-16 19:33:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-16 19:33:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-16 19:33:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-16 19:33:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-16 19:33:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-16 19:33:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-16 19:33:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-16 19:33:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-16 19:33:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-16 19:33:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-16 19:33:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 19:33:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-16 19:33:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-16 19:33:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-16 19:33:02,730 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-16 19:33:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-16 19:33:02,730 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-16 19:33:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-16 19:33:02,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-16 19:33:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-16 19:33:02,731 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-16 19:33:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-16 19:33:02,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-16 19:33:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-16 19:33:02,731 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-16 19:33:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 19:33:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-16 19:33:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-16 19:33:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-16 19:33:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-16 19:33:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-16 19:33:02,733 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-16 19:33:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-16 19:33:02,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-16 19:33:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-16 19:33:02,733 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-16 19:33:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-16 19:33:02,733 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-16 19:33:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-16 19:33:02,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-16 19:33:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 19:33:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-16 19:33:02,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-16 19:33:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-16 19:33:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-16 19:33:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-16 19:33:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-16 19:33:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-16 19:33:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-16 19:33:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-16 19:33:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-16 19:33:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-16 19:33:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-16 19:33:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 19:33:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 19:33:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-16 19:33:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-16 19:33:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-16 19:33:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-16 19:33:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-16 19:33:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-16 19:33:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-16 19:33:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-16 19:33:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-16 19:33:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-16 19:33:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-16 19:33:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-16 19:33:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-16 19:33:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-16 19:33:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-16 19:33:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-16 19:33:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-16 19:33:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-16 19:33:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 19:33:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 19:33:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-16 19:33:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-16 19:33:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-16 19:33:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-16 19:33:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-16 19:33:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-16 19:33:02,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-16 19:33:02,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-16 19:33:02,865 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-16 19:33:02,865 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-16 19:33:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-16 19:33:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-16 19:33:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-16 19:33:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-16 19:33:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-16 19:33:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-16 19:33:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-16 19:33:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-16 19:33:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-16 19:33:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-16 19:33:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-16 19:33:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-16 19:33:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-16 19:33:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-16 19:33:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-16 19:33:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-16 19:33:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-16 19:33:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-16 19:33:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-16 19:33:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-16 19:33:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-16 19:33:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-16 19:33:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2022-11-16 19:33:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2022-11-16 19:33:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2022-11-16 19:33:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2022-11-16 19:33:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 19:33:02,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 19:33:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-16 19:33:02,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-16 19:33:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-16 19:33:02,868 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-16 19:33:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 19:33:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-16 19:33:02,868 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-16 19:33:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 19:33:02,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 19:33:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-16 19:33:02,868 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-16 19:33:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-16 19:33:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-16 19:33:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-16 19:33:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-16 19:33:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-16 19:33:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-16 19:33:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-16 19:33:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-16 19:33:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-16 19:33:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-16 19:33:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-16 19:33:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-16 19:33:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-16 19:33:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-16 19:33:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-16 19:33:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-16 19:33:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-16 19:33:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-16 19:33:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-16 19:33:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-16 19:33:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-16 19:33:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-16 19:33:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-16 19:33:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-16 19:33:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-16 19:33:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-16 19:33:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-16 19:33:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-16 19:33:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-16 19:33:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-16 19:33:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-16 19:33:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-16 19:33:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-16 19:33:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-16 19:33:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-16 19:33:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-16 19:33:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-16 19:33:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-16 19:33:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-16 19:33:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-16 19:33:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-16 19:33:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-16 19:33:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 19:33:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 19:33:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-16 19:33:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-16 19:33:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-16 19:33:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-16 19:33:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-16 19:33:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-16 19:33:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 19:33:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-16 19:33:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-16 19:33:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-16 19:33:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-16 19:33:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-16 19:33:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-16 19:33:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-16 19:33:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-16 19:33:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-16 19:33:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-16 19:33:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-16 19:33:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-16 19:33:04,759 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 19:33:04,768 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 19:33:05,415 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 19:35:36,444 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-16 19:35:36,705 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 19:35:50,024 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 19:35:50,025 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-16 19:35:50,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:35:50 BoogieIcfgContainer [2022-11-16 19:35:50,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 19:35:50,041 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 19:35:50,041 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 19:35:50,045 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 19:35:50,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:32:51" (1/3) ... [2022-11-16 19:35:50,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3d680e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:35:50, skipping insertion in model container [2022-11-16 19:35:50,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:00" (2/3) ... [2022-11-16 19:35:50,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3d680e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:35:50, skipping insertion in model container [2022-11-16 19:35:50,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:35:50" (3/3) ... [2022-11-16 19:35:50,052 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-16 19:35:50,075 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 19:35:50,075 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-16 19:35:50,243 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 19:35:50,257 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@29c252fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 19:35:50,259 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-16 19:35:50,280 INFO L276 IsEmpty]: Start isEmpty. Operand has 4690 states, 2859 states have (on average 1.303952430919902) internal successors, (3728), 2933 states have internal predecessors, (3728), 1579 states have call successors, (1579), 250 states have call predecessors, (1579), 249 states have return successors, (1570), 1560 states have call predecessors, (1570), 1570 states have call successors, (1570) [2022-11-16 19:35:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-11-16 19:35:50,309 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:35:50,310 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:35:50,310 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-16 19:35:50,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:35:50,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1404382194, now seen corresponding path program 1 times [2022-11-16 19:35:50,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:35:50,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425435465] [2022-11-16 19:35:50,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:35:50,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:35:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:35:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-16 19:35:52,246 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:35:52,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425435465] [2022-11-16 19:35:52,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425435465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:35:52,247 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:35:52,248 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:35:52,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663225666] [2022-11-16 19:35:52,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:35:52,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:35:52,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:35:52,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:35:52,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:35:52,314 INFO L87 Difference]: Start difference. First operand has 4690 states, 2859 states have (on average 1.303952430919902) internal successors, (3728), 2933 states have internal predecessors, (3728), 1579 states have call successors, (1579), 250 states have call predecessors, (1579), 249 states have return successors, (1570), 1560 states have call predecessors, (1570), 1570 states have call successors, (1570) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-16 19:35:55,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:35:57,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:08,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:14,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:16,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:18,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:21,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:22,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:26,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:36:26,584 INFO L93 Difference]: Finished difference Result 13705 states and 20254 transitions. [2022-11-16 19:36:26,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:36:26,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 291 [2022-11-16 19:36:26,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:36:26,709 INFO L225 Difference]: With dead ends: 13705 [2022-11-16 19:36:26,709 INFO L226 Difference]: Without dead ends: 9057 [2022-11-16 19:36:26,759 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:36:26,762 INFO L413 NwaCegarLoop]: 7756 mSDtfsCounter, 6442 mSDsluCounter, 6028 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 7 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6445 SdHoareTripleChecker+Valid, 13784 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.3s IncrementalHoareTripleChecker+Time [2022-11-16 19:36:26,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6445 Valid, 13784 Invalid, 1676 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1663 Invalid, 6 Unknown, 0 Unchecked, 33.3s Time] [2022-11-16 19:36:26,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9057 states. [2022-11-16 19:36:27,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9057 to 9049. [2022-11-16 19:36:27,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9049 states, 5533 states have (on average 1.3025483462859209) internal successors, (7207), 5680 states have internal predecessors, (7207), 3026 states have call successors, (3026), 489 states have call predecessors, (3026), 487 states have return successors, (3022), 2999 states have call predecessors, (3022), 3022 states have call successors, (3022) [2022-11-16 19:36:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9049 states to 9049 states and 13255 transitions. [2022-11-16 19:36:27,742 INFO L78 Accepts]: Start accepts. Automaton has 9049 states and 13255 transitions. Word has length 291 [2022-11-16 19:36:27,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:36:27,744 INFO L495 AbstractCegarLoop]: Abstraction has 9049 states and 13255 transitions. [2022-11-16 19:36:27,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-16 19:36:27,745 INFO L276 IsEmpty]: Start isEmpty. Operand 9049 states and 13255 transitions. [2022-11-16 19:36:27,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-11-16 19:36:27,755 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:36:27,755 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:36:27,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 19:36:27,756 INFO L420 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)] === [2022-11-16 19:36:27,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:36:27,757 INFO L85 PathProgramCache]: Analyzing trace with hash 393940470, now seen corresponding path program 1 times [2022-11-16 19:36:27,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:36:27,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636389545] [2022-11-16 19:36:27,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:36:27,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:36:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:36:28,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-16 19:36:28,925 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:36:28,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636389545] [2022-11-16 19:36:28,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636389545] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:36:28,926 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:36:28,926 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:36:28,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678188730] [2022-11-16 19:36:28,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:36:28,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:36:28,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:36:28,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:36:28,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:36:28,931 INFO L87 Difference]: Start difference. First operand 9049 states and 13255 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-16 19:36:32,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:34,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:35,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:39,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:46,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:52,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:54,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:57,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:36:59,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:04,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:37:04,064 INFO L93 Difference]: Finished difference Result 24512 states and 35803 transitions. [2022-11-16 19:37:04,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:37:04,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 305 [2022-11-16 19:37:04,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:37:04,183 INFO L225 Difference]: With dead ends: 24512 [2022-11-16 19:37:04,184 INFO L226 Difference]: Without dead ends: 15518 [2022-11-16 19:37:04,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:37:04,253 INFO L413 NwaCegarLoop]: 7569 mSDtfsCounter, 6278 mSDsluCounter, 5994 mSDsCounter, 0 mSdLazyCounter, 1680 mSolverCounterSat, 18 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6280 SdHoareTripleChecker+Valid, 13563 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1680 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2022-11-16 19:37:04,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6280 Valid, 13563 Invalid, 1704 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [18 Valid, 1680 Invalid, 6 Unknown, 0 Unchecked, 34.2s Time] [2022-11-16 19:37:04,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15518 states. [2022-11-16 19:37:05,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15518 to 15495. [2022-11-16 19:37:05,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15495 states, 9477 states have (on average 1.2957687031761105) internal successors, (12280), 9739 states have internal predecessors, (12280), 5149 states have call successors, (5149), 869 states have call predecessors, (5149), 866 states have return successors, (5146), 5100 states have call predecessors, (5146), 5145 states have call successors, (5146) [2022-11-16 19:37:05,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15495 states to 15495 states and 22575 transitions. [2022-11-16 19:37:05,405 INFO L78 Accepts]: Start accepts. Automaton has 15495 states and 22575 transitions. Word has length 305 [2022-11-16 19:37:05,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:37:05,407 INFO L495 AbstractCegarLoop]: Abstraction has 15495 states and 22575 transitions. [2022-11-16 19:37:05,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-16 19:37:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 15495 states and 22575 transitions. [2022-11-16 19:37:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-11-16 19:37:05,420 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:37:05,420 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:37:05,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 19:37:05,421 INFO L420 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)] === [2022-11-16 19:37:05,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:37:05,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1616488477, now seen corresponding path program 1 times [2022-11-16 19:37:05,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:37:05,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463933830] [2022-11-16 19:37:05,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:37:05,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:37:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:37:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-16 19:37:06,530 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:37:06,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463933830] [2022-11-16 19:37:06,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463933830] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:37:06,531 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:37:06,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:37:06,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023653367] [2022-11-16 19:37:06,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:37:06,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:37:06,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:37:06,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:37:06,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:37:06,533 INFO L87 Difference]: Start difference. First operand 15495 states and 22575 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-16 19:37:09,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:12,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:24,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:30,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:32,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:35,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:37,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:39,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:44,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:37:44,951 INFO L93 Difference]: Finished difference Result 43273 states and 63067 transitions. [2022-11-16 19:37:44,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:37:44,952 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 308 [2022-11-16 19:37:44,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:37:45,172 INFO L225 Difference]: With dead ends: 43273 [2022-11-16 19:37:45,172 INFO L226 Difference]: Without dead ends: 27833 [2022-11-16 19:37:45,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:37:45,290 INFO L413 NwaCegarLoop]: 9378 mSDtfsCounter, 6187 mSDsluCounter, 5979 mSDsCounter, 0 mSdLazyCounter, 2027 mSolverCounterSat, 29 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6192 SdHoareTripleChecker+Valid, 15357 SdHoareTripleChecker+Invalid, 2063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 2027 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.0s IncrementalHoareTripleChecker+Time [2022-11-16 19:37:45,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6192 Valid, 15357 Invalid, 2063 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [29 Valid, 2027 Invalid, 7 Unknown, 0 Unchecked, 37.0s Time] [2022-11-16 19:37:45,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27833 states. [2022-11-16 19:37:47,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27833 to 27805. [2022-11-16 19:37:47,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27805 states, 17031 states have (on average 1.2944043215313252) internal successors, (22045), 17497 states have internal predecessors, (22045), 9208 states have call successors, (9208), 1570 states have call predecessors, (9208), 1563 states have return successors, (9209), 9121 states have call predecessors, (9209), 9204 states have call successors, (9209) [2022-11-16 19:37:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27805 states to 27805 states and 40462 transitions. [2022-11-16 19:37:47,406 INFO L78 Accepts]: Start accepts. Automaton has 27805 states and 40462 transitions. Word has length 308 [2022-11-16 19:37:47,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:37:47,408 INFO L495 AbstractCegarLoop]: Abstraction has 27805 states and 40462 transitions. [2022-11-16 19:37:47,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-16 19:37:47,408 INFO L276 IsEmpty]: Start isEmpty. Operand 27805 states and 40462 transitions. [2022-11-16 19:37:47,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-11-16 19:37:47,419 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:37:47,419 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:37:47,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 19:37:47,420 INFO L420 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)] === [2022-11-16 19:37:47,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:37:47,421 INFO L85 PathProgramCache]: Analyzing trace with hash -869618997, now seen corresponding path program 1 times [2022-11-16 19:37:47,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:37:47,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418171302] [2022-11-16 19:37:47,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:37:47,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:37:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:37:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2865 trivial. 0 not checked. [2022-11-16 19:37:48,365 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:37:48,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418171302] [2022-11-16 19:37:48,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418171302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:37:48,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:37:48,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:37:48,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594124262] [2022-11-16 19:37:48,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:37:48,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:37:48,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:37:48,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:37:48,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:37:48,368 INFO L87 Difference]: Start difference. First operand 27805 states and 40462 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-16 19:37:51,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:37:53,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:06,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:10,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:14,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:17,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:19,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:21,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:23,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:25,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:31,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:38:31,360 INFO L93 Difference]: Finished difference Result 67739 states and 98601 transitions. [2022-11-16 19:38:31,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:38:31,361 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 330 [2022-11-16 19:38:31,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:38:31,664 INFO L225 Difference]: With dead ends: 67739 [2022-11-16 19:38:31,664 INFO L226 Difference]: Without dead ends: 39989 [2022-11-16 19:38:31,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:38:31,836 INFO L413 NwaCegarLoop]: 10150 mSDtfsCounter, 6382 mSDsluCounter, 6013 mSDsCounter, 0 mSdLazyCounter, 2071 mSolverCounterSat, 12 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6389 SdHoareTripleChecker+Valid, 16163 SdHoareTripleChecker+Invalid, 2091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 2071 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.3s IncrementalHoareTripleChecker+Time [2022-11-16 19:38:31,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6389 Valid, 16163 Invalid, 2091 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12 Valid, 2071 Invalid, 8 Unknown, 0 Unchecked, 41.3s Time] [2022-11-16 19:38:31,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39989 states. [2022-11-16 19:38:34,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39989 to 39944. [2022-11-16 19:38:34,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39944 states, 24496 states have (on average 1.2947419986936644) internal successors, (31716), 25179 states have internal predecessors, (31716), 13202 states have call successors, (13202), 2259 states have call predecessors, (13202), 2243 states have return successors, (13208), 13056 states have call predecessors, (13208), 13198 states have call successors, (13208) [2022-11-16 19:38:34,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39944 states to 39944 states and 58126 transitions. [2022-11-16 19:38:34,918 INFO L78 Accepts]: Start accepts. Automaton has 39944 states and 58126 transitions. Word has length 330 [2022-11-16 19:38:34,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:38:34,919 INFO L495 AbstractCegarLoop]: Abstraction has 39944 states and 58126 transitions. [2022-11-16 19:38:34,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-16 19:38:34,920 INFO L276 IsEmpty]: Start isEmpty. Operand 39944 states and 58126 transitions. [2022-11-16 19:38:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-11-16 19:38:34,929 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:38:34,929 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:38:34,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 19:38:34,930 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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)] === [2022-11-16 19:38:34,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:38:34,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1460842276, now seen corresponding path program 1 times [2022-11-16 19:38:34,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:38:34,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937512004] [2022-11-16 19:38:34,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:38:34,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:38:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:38:35,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-16 19:38:35,938 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:38:35,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937512004] [2022-11-16 19:38:35,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937512004] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:38:35,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:38:35,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:38:35,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18510273] [2022-11-16 19:38:35,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:38:35,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:38:35,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:38:35,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:38:35,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:38:35,940 INFO L87 Difference]: Start difference. First operand 39944 states and 58126 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-16 19:38:40,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:43,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:48,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:53,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:38:57,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:00,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:03,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:06,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:09,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:11,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:15,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:39:15,800 INFO L93 Difference]: Finished difference Result 100710 states and 146377 transitions. [2022-11-16 19:39:15,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:39:15,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 328 [2022-11-16 19:39:15,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:39:16,367 INFO L225 Difference]: With dead ends: 100710 [2022-11-16 19:39:16,367 INFO L226 Difference]: Without dead ends: 60821 [2022-11-16 19:39:16,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:39:16,740 INFO L413 NwaCegarLoop]: 7726 mSDtfsCounter, 5600 mSDsluCounter, 5988 mSDsCounter, 0 mSdLazyCounter, 1706 mSolverCounterSat, 7 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5603 SdHoareTripleChecker+Valid, 13714 SdHoareTripleChecker+Invalid, 1721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1706 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.0s IncrementalHoareTripleChecker+Time [2022-11-16 19:39:16,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5603 Valid, 13714 Invalid, 1721 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1706 Invalid, 8 Unknown, 0 Unchecked, 37.0s Time] [2022-11-16 19:39:16,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60821 states. [2022-11-16 19:39:20,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60821 to 60776. [2022-11-16 19:39:20,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60776 states, 37178 states have (on average 1.289095701759105) internal successors, (47926), 38284 states have internal predecessors, (47926), 20023 states have call successors, (20023), 3611 states have call predecessors, (20023), 3572 states have return successors, (20294), 19746 states have call predecessors, (20294), 20019 states have call successors, (20294) [2022-11-16 19:39:20,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60776 states to 60776 states and 88243 transitions. [2022-11-16 19:39:20,739 INFO L78 Accepts]: Start accepts. Automaton has 60776 states and 88243 transitions. Word has length 328 [2022-11-16 19:39:20,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:39:20,741 INFO L495 AbstractCegarLoop]: Abstraction has 60776 states and 88243 transitions. [2022-11-16 19:39:20,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-16 19:39:20,742 INFO L276 IsEmpty]: Start isEmpty. Operand 60776 states and 88243 transitions. [2022-11-16 19:39:20,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-11-16 19:39:20,749 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:39:20,750 INFO L195 NwaCegarLoop]: trace histogram [31, 27, 27, 27, 27, 27, 27, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:39:20,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 19:39:20,750 INFO L420 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)] === [2022-11-16 19:39:20,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:39:20,751 INFO L85 PathProgramCache]: Analyzing trace with hash 333263947, now seen corresponding path program 1 times [2022-11-16 19:39:20,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:39:20,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004919037] [2022-11-16 19:39:20,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:39:20,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:39:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:39:23,886 INFO L134 CoverageAnalysis]: Checked inductivity of 3063 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3063 trivial. 0 not checked. [2022-11-16 19:39:23,886 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:39:23,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004919037] [2022-11-16 19:39:23,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004919037] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:39:23,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:39:23,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 19:39:23,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891368649] [2022-11-16 19:39:23,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:39:23,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 19:39:23,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:39:23,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 19:39:23,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:39:23,888 INFO L87 Difference]: Start difference. First operand 60776 states and 88243 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-16 19:39:32,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:41,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:43,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:45,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:46,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:39:51,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:04,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:07,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:11,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:15,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:17,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:27,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:40:27,091 INFO L93 Difference]: Finished difference Result 116426 states and 169433 transitions. [2022-11-16 19:40:27,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 19:40:27,092 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 333 [2022-11-16 19:40:27,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:40:28,179 INFO L225 Difference]: With dead ends: 116426 [2022-11-16 19:40:28,179 INFO L226 Difference]: Without dead ends: 116424 [2022-11-16 19:40:28,253 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-16 19:40:28,254 INFO L413 NwaCegarLoop]: 8052 mSDtfsCounter, 6445 mSDsluCounter, 22053 mSDsCounter, 0 mSdLazyCounter, 3515 mSolverCounterSat, 3 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6449 SdHoareTripleChecker+Valid, 30105 SdHoareTripleChecker+Invalid, 3525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3515 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.9s IncrementalHoareTripleChecker+Time [2022-11-16 19:40:28,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6449 Valid, 30105 Invalid, 3525 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 3515 Invalid, 7 Unknown, 0 Unchecked, 58.9s Time] [2022-11-16 19:40:28,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116424 states. [2022-11-16 19:40:34,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116424 to 115832. [2022-11-16 19:40:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115832 states, 70746 states have (on average 1.287465015689933) internal successors, (91083), 72804 states have internal predecessors, (91083), 38328 states have call successors, (38328), 6826 states have call predecessors, (38328), 6755 states have return successors, (39232), 37783 states have call predecessors, (39232), 38320 states have call successors, (39232) [2022-11-16 19:40:35,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115832 states to 115832 states and 168643 transitions. [2022-11-16 19:40:35,640 INFO L78 Accepts]: Start accepts. Automaton has 115832 states and 168643 transitions. Word has length 333 [2022-11-16 19:40:35,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:40:35,641 INFO L495 AbstractCegarLoop]: Abstraction has 115832 states and 168643 transitions. [2022-11-16 19:40:35,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-16 19:40:35,642 INFO L276 IsEmpty]: Start isEmpty. Operand 115832 states and 168643 transitions. [2022-11-16 19:40:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-11-16 19:40:35,650 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:40:35,651 INFO L195 NwaCegarLoop]: trace histogram [31, 27, 27, 27, 27, 27, 27, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:40:35,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 19:40:35,651 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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)] === [2022-11-16 19:40:35,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:40:35,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1969346992, now seen corresponding path program 1 times [2022-11-16 19:40:35,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:40:35,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138267568] [2022-11-16 19:40:35,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:40:35,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:40:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:40:38,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3065 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3063 trivial. 0 not checked. [2022-11-16 19:40:38,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:40:38,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138267568] [2022-11-16 19:40:38,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138267568] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:40:38,151 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:40:38,151 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 19:40:38,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438399073] [2022-11-16 19:40:38,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:40:38,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 19:40:38,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:40:38,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 19:40:38,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:40:38,153 INFO L87 Difference]: Start difference. First operand 115832 states and 168643 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-11-16 19:40:46,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:53,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:55,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:57,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:40:59,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:02,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:06,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:12,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:16,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:21,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:26,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:31,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:33,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 19:41:42,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:41:42,871 INFO L93 Difference]: Finished difference Result 230753 states and 336007 transitions. [2022-11-16 19:41:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 19:41:42,871 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 338 [2022-11-16 19:41:42,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:41:44,712 INFO L225 Difference]: With dead ends: 230753 [2022-11-16 19:41:44,712 INFO L226 Difference]: Without dead ends: 230751 [2022-11-16 19:41:44,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-16 19:41:44,848 INFO L413 NwaCegarLoop]: 7651 mSDtfsCounter, 6488 mSDsluCounter, 21249 mSDsCounter, 0 mSdLazyCounter, 3266 mSolverCounterSat, 2 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6494 SdHoareTripleChecker+Valid, 28900 SdHoareTripleChecker+Invalid, 3276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3266 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.2s IncrementalHoareTripleChecker+Time [2022-11-16 19:41:44,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6494 Valid, 28900 Invalid, 3276 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 3266 Invalid, 8 Unknown, 0 Unchecked, 56.2s Time] [2022-11-16 19:41:45,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230751 states.