./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI --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 64aaa2c87a4de1c88eb34c3e46acac6ee922a28857b5aba2fc46176181dd1912 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:04:59,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:04:59,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:04:59,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:04:59,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:04:59,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:04:59,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:04:59,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:04:59,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:04:59,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:04:59,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:04:59,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:04:59,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:04:59,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:04:59,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:04:59,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:04:59,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:04:59,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:04:59,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:04:59,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:04:59,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:04:59,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:04:59,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:04:59,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:04:59,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:04:59,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:04:59,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:04:59,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:04:59,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:04:59,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:04:59,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:04:59,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:04:59,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:04:59,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:04:59,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:04:59,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:04:59,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:04:59,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:04:59,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:04:59,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:04:59,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:04:59,664 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:04:59,691 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:04:59,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:04:59,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:04:59,692 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:04:59,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:04:59,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:04:59,693 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:04:59,693 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:04:59,693 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:04:59,694 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:04:59,694 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:04:59,694 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:04:59,694 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:04:59,694 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:04:59,695 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:04:59,695 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:04:59,695 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:04:59,695 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:04:59,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:04:59,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:04:59,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:04:59,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:04:59,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:04:59,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:04:59,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:04:59,698 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:04:59,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:04:59,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:04:59,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:04:59,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:04:59,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:04:59,699 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:04:59,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:04:59,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:04:59,700 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:04:59,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:04:59,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:04:59,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:04:59,701 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_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64aaa2c87a4de1c88eb34c3e46acac6ee922a28857b5aba2fc46176181dd1912 [2022-11-03 02:05:00,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:05:00,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:05:00,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:05:00,067 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:05:00,068 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:05:00,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 02:05:00,171 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/data/0f3fc59be/2075fd185c8f46ad842f51154b06b1f8/FLAG90a3e9afd [2022-11-03 02:05:01,411 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:05:01,412 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 02:05:01,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/data/0f3fc59be/2075fd185c8f46ad842f51154b06b1f8/FLAG90a3e9afd [2022-11-03 02:05:02,017 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/data/0f3fc59be/2075fd185c8f46ad842f51154b06b1f8 [2022-11-03 02:05:02,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:05:02,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:05:02,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:05:02,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:05:02,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:05:02,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:05:02" (1/1) ... [2022-11-03 02:05:02,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29af4f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:02, skipping insertion in model container [2022-11-03 02:05:02,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:05:02" (1/1) ... [2022-11-03 02:05:02,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:05:02,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:05:10,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656828,656841] [2022-11-03 02:05:10,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656994,657007] [2022-11-03 02:05:10,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657158,657171] [2022-11-03 02:05:10,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657323,657336] [2022-11-03 02:05:10,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:05:10,536 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:05:11,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656828,656841] [2022-11-03 02:05:11,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656994,657007] [2022-11-03 02:05:11,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657158,657171] [2022-11-03 02:05:11,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657323,657336] [2022-11-03 02:05:11,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:05:12,452 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:05:12,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12 WrapperNode [2022-11-03 02:05:12,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:05:12,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:05:12,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:05:12,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:05:12,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:12,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:13,312 INFO L138 Inliner]: procedures = 722, calls = 8418, calls flagged for inlining = 374, calls inlined = 328, statements flattened = 16728 [2022-11-03 02:05:13,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:05:13,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:05:13,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:05:13,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:05:13,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:13,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:13,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:13,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:14,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:14,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:14,289 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:14,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:14,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:05:14,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:05:14,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:05:14,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:05:14,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (1/1) ... [2022-11-03 02:05:14,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:05:14,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:05:14,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:05:14,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:05:14,736 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-03 02:05:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-03 02:05:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-03 02:05:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-03 02:05:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-03 02:05:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-03 02:05:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-03 02:05:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-03 02:05:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-03 02:05:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-03 02:05:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-03 02:05:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-03 02:05:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-03 02:05:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-03 02:05:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 02:05:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 02:05:14,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:05:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:05:14,740 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-03 02:05:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-03 02:05:14,740 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-03 02:05:14,741 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-03 02:05:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-03 02:05:14,741 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-03 02:05:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-03 02:05:14,742 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-03 02:05:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-03 02:05:14,742 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-03 02:05:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-03 02:05:14,743 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-03 02:05:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:05:14,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:05:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-03 02:05:14,744 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-03 02:05:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-03 02:05:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-03 02:05:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-03 02:05:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-03 02:05:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-03 02:05:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-03 02:05:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_4 [2022-11-03 02:05:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_4 [2022-11-03 02:05:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-03 02:05:14,748 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-03 02:05:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-03 02:05:14,749 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-03 02:05:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-03 02:05:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-03 02:05:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-03 02:05:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-03 02:05:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 02:05:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 02:05:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-03 02:05:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-03 02:05:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 02:05:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 02:05:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-03 02:05:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-03 02:05:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-03 02:05:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-03 02:05:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-03 02:05:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-03 02:05:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-03 02:05:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-03 02:05:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2022-11-03 02:05:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2022-11-03 02:05:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 02:05:14,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 02:05:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-03 02:05:14,756 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-03 02:05:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-03 02:05:14,756 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-03 02:05:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-03 02:05:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-03 02:05:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-03 02:05:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-03 02:05:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2022-11-03 02:05:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2022-11-03 02:05:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-03 02:05:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 02:05:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 02:05:14,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:05:14,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:05:14,761 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 02:05:14,761 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 02:05:14,761 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-03 02:05:14,762 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-03 02:05:14,762 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 02:05:14,762 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 02:05:14,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:05:14,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:05:14,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-03 02:05:14,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-03 02:05:14,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2022-11-03 02:05:14,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2022-11-03 02:05:14,764 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-03 02:05:14,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-03 02:05:14,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:05:14,765 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-03 02:05:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-03 02:05:14,765 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-03 02:05:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-03 02:05:14,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-03 02:05:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-03 02:05:14,767 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-03 02:05:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-03 02:05:14,772 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-03 02:05:14,772 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-03 02:05:14,772 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-03 02:05:14,772 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-03 02:05:14,773 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-03 02:05:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-03 02:05:14,773 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 02:05:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 02:05:14,780 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 02:05:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 02:05:14,780 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 02:05:14,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 02:05:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-03 02:05:14,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-03 02:05:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:05:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-03 02:05:14,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-03 02:05:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-03 02:05:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-03 02:05:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-03 02:05:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-03 02:05:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-03 02:05:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-03 02:05:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 02:05:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 02:05:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-03 02:05:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-03 02:05:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 02:05:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 02:05:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-03 02:05:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-03 02:05:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:05:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:05:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:05:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-03 02:05:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-03 02:05:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-03 02:05:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-03 02:05:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-03 02:05:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-03 02:05:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-03 02:05:14,786 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-03 02:05:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:05:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 02:05:14,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 02:05:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-03 02:05:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-03 02:05:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:05:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:05:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-03 02:05:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-03 02:05:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-03 02:05:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-03 02:05:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-03 02:05:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-03 02:05:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-03 02:05:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-03 02:05:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-03 02:05:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-03 02:05:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-03 02:05:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-03 02:05:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-03 02:05:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-03 02:05:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_59 [2022-11-03 02:05:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_59 [2022-11-03 02:05:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_self_test [2022-11-03 02:05:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_self_test [2022-11-03 02:05:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 02:05:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 02:05:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2022-11-03 02:05:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2022-11-03 02:05:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-03 02:05:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-03 02:05:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-03 02:05:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-03 02:05:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-03 02:05:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-03 02:05:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-03 02:05:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-03 02:05:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-03 02:05:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-03 02:05:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-03 02:05:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-03 02:05:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-03 02:05:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-03 02:05:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-03 02:05:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-03 02:05:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-03 02:05:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-03 02:05:14,816 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 02:05:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 02:05:14,816 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-03 02:05:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-03 02:05:14,816 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-03 02:05:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-03 02:05:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-03 02:05:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-03 02:05:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-03 02:05:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-03 02:05:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-03 02:05:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-03 02:05:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:05:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_timer [2022-11-03 02:05:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_timer [2022-11-03 02:05:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-03 02:05:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-03 02:05:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-03 02:05:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-03 02:05:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-03 02:05:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-03 02:05:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-03 02:05:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-03 02:05:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:05:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:05:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:05:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:05:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:05:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:05:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-03 02:05:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-03 02:05:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 02:05:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2022-11-03 02:05:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2022-11-03 02:05:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-03 02:05:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-03 02:05:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:05:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:05:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-03 02:05:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-03 02:05:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-03 02:05:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-03 02:05:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:05:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:05:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-03 02:05:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-03 02:05:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-03 02:05:14,831 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-03 02:05:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 02:05:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 02:05:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:05:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:05:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-03 02:05:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-03 02:05:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-03 02:05:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-03 02:05:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-03 02:05:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-03 02:05:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-03 02:05:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-03 02:05:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-03 02:05:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-03 02:05:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:05:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:05:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_53 [2022-11-03 02:05:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_53 [2022-11-03 02:05:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_52 [2022-11-03 02:05:14,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_52 [2022-11-03 02:05:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 02:05:14,835 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 02:05:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 02:05:14,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 02:05:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_49 [2022-11-03 02:05:14,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_49 [2022-11-03 02:05:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-03 02:05:14,836 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-03 02:05:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-03 02:05:14,836 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-03 02:05:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-03 02:05:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-03 02:05:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-03 02:05:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-03 02:05:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-03 02:05:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-03 02:05:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 02:05:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 02:05:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 02:05:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 02:05:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-03 02:05:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-03 02:05:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-03 02:05:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-03 02:05:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-03 02:05:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-03 02:05:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_40 [2022-11-03 02:05:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_40 [2022-11-03 02:05:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-03 02:05:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-03 02:05:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-03 02:05:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-03 02:05:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-03 02:05:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-03 02:05:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:05:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:05:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-03 02:05:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-03 02:05:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-03 02:05:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-03 02:05:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-03 02:05:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-03 02:05:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-03 02:05:14,842 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-03 02:05:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:05:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:05:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:05:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:05:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-03 02:05:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-03 02:05:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:05:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:05:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-03 02:05:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-03 02:05:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-03 02:05:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-03 02:05:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 02:05:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 02:05:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-03 02:05:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_34 [2022-11-03 02:05:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_34 [2022-11-03 02:05:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-03 02:05:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-03 02:05:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 02:05:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 02:05:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-03 02:05:14,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-03 02:05:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-03 02:05:14,873 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-03 02:05:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-03 02:05:14,873 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-03 02:05:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-03 02:05:14,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-03 02:05:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 02:05:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 02:05:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:05:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:05:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-03 02:05:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-03 02:05:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-03 02:05:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-03 02:05:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-03 02:05:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-03 02:05:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-03 02:05:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-03 02:05:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-03 02:05:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-03 02:05:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-03 02:05:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-03 02:05:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-03 02:05:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-03 02:05:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-03 02:05:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-03 02:05:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-03 02:05:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-03 02:05:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-03 02:05:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-03 02:05:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-03 02:05:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-03 02:05:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 02:05:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 02:05:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:05:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-03 02:05:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-03 02:05:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-03 02:05:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-03 02:05:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-03 02:05:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-03 02:05:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-03 02:05:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-03 02:05:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-03 02:05:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-03 02:05:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 02:05:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 02:05:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-03 02:05:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-03 02:05:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:05:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-03 02:05:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-03 02:05:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-03 02:05:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-03 02:05:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-03 02:05:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-03 02:05:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-03 02:05:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-03 02:05:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-03 02:05:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-03 02:05:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-03 02:05:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-03 02:05:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-03 02:05:14,882 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-03 02:05:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:05:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-03 02:05:14,882 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-03 02:05:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-03 02:05:14,882 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-03 02:05:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 02:05:14,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 02:05:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-03 02:05:14,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-03 02:05:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-03 02:05:14,883 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-03 02:05:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-03 02:05:14,884 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-03 02:05:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 02:05:14,884 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 02:05:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-03 02:05:14,884 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-03 02:05:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-03 02:05:14,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-03 02:05:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-03 02:05:14,885 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-03 02:05:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 02:05:14,885 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 02:05:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-03 02:05:14,886 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-03 02:05:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:05:14,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:05:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-03 02:05:14,886 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-03 02:05:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-03 02:05:14,887 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-03 02:05:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-03 02:05:14,887 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-03 02:05:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:05:14,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:05:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-03 02:05:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-03 02:05:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-03 02:05:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-03 02:05:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-03 02:05:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-03 02:05:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-03 02:05:14,904 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-03 02:05:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-03 02:05:14,904 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-03 02:05:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-03 02:05:14,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-03 02:05:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-03 02:05:14,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-03 02:05:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-03 02:05:14,905 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-03 02:05:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 02:05:14,905 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 02:05:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 02:05:14,905 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 02:05:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-03 02:05:14,906 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-03 02:05:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-03 02:05:14,906 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-03 02:05:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 02:05:14,906 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 02:05:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-03 02:05:14,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-03 02:05:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-03 02:05:14,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-03 02:05:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-03 02:05:14,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-03 02:05:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mtu [2022-11-03 02:05:14,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mtu [2022-11-03 02:05:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2022-11-03 02:05:14,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2022-11-03 02:05:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2022-11-03 02:05:14,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2022-11-03 02:05:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:05:14,908 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:05:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-03 02:05:14,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-03 02:05:14,909 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-03 02:05:14,909 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-03 02:05:14,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:05:14,909 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-03 02:05:14,909 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-03 02:05:14,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:05:14,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:05:14,910 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-03 02:05:14,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-03 02:05:14,910 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-03 02:05:14,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-03 02:05:14,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2022-11-03 02:05:14,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2022-11-03 02:05:14,911 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-03 02:05:14,911 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-03 02:05:14,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 02:05:14,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 02:05:14,911 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-03 02:05:14,911 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-03 02:05:14,912 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-03 02:05:14,912 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-03 02:05:14,912 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-03 02:05:14,912 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-03 02:05:14,912 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-03 02:05:14,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-03 02:05:14,913 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-03 02:05:14,913 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-03 02:05:14,913 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-03 02:05:14,913 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-03 02:05:14,913 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-03 02:05:14,913 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-03 02:05:14,913 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-03 02:05:14,914 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-03 02:05:14,914 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-03 02:05:14,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-03 02:05:14,914 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-03 02:05:14,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-03 02:05:14,914 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-03 02:05:14,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-03 02:05:14,915 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-03 02:05:14,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-03 02:05:14,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:05:14,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:05:14,915 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:05:14,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:05:14,915 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-03 02:05:14,916 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-03 02:05:14,916 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-03 02:05:14,916 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-03 02:05:14,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-03 02:05:14,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-03 02:05:14,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-03 02:05:14,917 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-03 02:05:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 02:05:14,917 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 02:05:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:05:14,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:05:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-03 02:05:14,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-03 02:05:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 02:05:14,918 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 02:05:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:05:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-03 02:05:14,918 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-03 02:05:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-03 02:05:14,918 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-03 02:05:14,919 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-03 02:05:14,919 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-03 02:05:14,919 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_features [2022-11-03 02:05:14,919 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_features [2022-11-03 02:05:14,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 02:05:14,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 02:05:14,919 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-03 02:05:14,920 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-03 02:05:14,920 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-03 02:05:14,920 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-03 02:05:17,056 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:05:17,089 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:05:17,641 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:07:52,305 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:08:01,258 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:08:01,258 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-03 02:08:01,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:08:01 BoogieIcfgContainer [2022-11-03 02:08:01,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:08:01,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:08:01,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:08:01,280 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:08:01,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:05:02" (1/3) ... [2022-11-03 02:08:01,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2eb004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:08:01, skipping insertion in model container [2022-11-03 02:08:01,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:05:12" (2/3) ... [2022-11-03 02:08:01,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2eb004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:08:01, skipping insertion in model container [2022-11-03 02:08:01,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:08:01" (3/3) ... [2022-11-03 02:08:01,285 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 02:08:01,310 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:08:01,311 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-03 02:08:01,482 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:08:01,490 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;@171b420e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:08:01,491 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-03 02:08:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand has 4485 states, 2690 states have (on average 1.2847583643122678) internal successors, (3456), 2788 states have internal predecessors, (3456), 1528 states have call successors, (1528), 264 states have call predecessors, (1528), 263 states have return successors, (1521), 1500 states have call predecessors, (1521), 1521 states have call successors, (1521) [2022-11-03 02:08:01,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-03 02:08:01,527 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:08:01,528 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-11-03 02:08:01,529 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)] === [2022-11-03 02:08:01,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:08:01,536 INFO L85 PathProgramCache]: Analyzing trace with hash 903596430, now seen corresponding path program 1 times [2022-11-03 02:08:01,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:08:01,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315360495] [2022-11-03 02:08:01,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:08:01,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:08:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:08:04,835 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-03 02:08:04,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:08:04,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315360495] [2022-11-03 02:08:04,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315360495] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:08:04,837 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:08:04,837 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:08:04,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157821702] [2022-11-03 02:08:04,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:08:04,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:08:04,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:08:04,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:08:04,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:08:04,909 INFO L87 Difference]: Start difference. First operand has 4485 states, 2690 states have (on average 1.2847583643122678) internal successors, (3456), 2788 states have internal predecessors, (3456), 1528 states have call successors, (1528), 264 states have call predecessors, (1528), 263 states have return successors, (1521), 1500 states have call predecessors, (1521), 1521 states have call successors, (1521) Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:08:11,751 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 [] [2022-11-03 02:08:18,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:22,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:24,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:28,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:32,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:38,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:44,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:47,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:49,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:51,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:54,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:56,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:08:56,051 INFO L93 Difference]: Finished difference Result 13151 states and 19327 transitions. [2022-11-03 02:08:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:08:56,055 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 35 [2022-11-03 02:08:56,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:08:56,217 INFO L225 Difference]: With dead ends: 13151 [2022-11-03 02:08:56,217 INFO L226 Difference]: Without dead ends: 8663 [2022-11-03 02:08:56,256 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 [2022-11-03 02:08:56,260 INFO L413 NwaCegarLoop]: 7529 mSDtfsCounter, 6163 mSDsluCounter, 22907 mSDsCounter, 0 mSdLazyCounter, 2744 mSolverCounterSat, 3 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6172 SdHoareTripleChecker+Valid, 28399 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2744 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:08:56,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6172 Valid, 28399 Invalid, 2757 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 2744 Invalid, 10 Unknown, 0 Unchecked, 50.1s Time] [2022-11-03 02:08:56,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8663 states. [2022-11-03 02:08:56,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8663 to 8619. [2022-11-03 02:08:56,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8619 states, 5174 states have (on average 1.2816003092385002) internal successors, (6631), 5353 states have internal predecessors, (6631), 2933 states have call successors, (2933), 511 states have call predecessors, (2933), 509 states have return successors, (3009), 2883 states have call predecessors, (3009), 2927 states have call successors, (3009) [2022-11-03 02:08:57,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8619 states to 8619 states and 12573 transitions. [2022-11-03 02:08:57,010 INFO L78 Accepts]: Start accepts. Automaton has 8619 states and 12573 transitions. Word has length 35 [2022-11-03 02:08:57,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:08:57,011 INFO L495 AbstractCegarLoop]: Abstraction has 8619 states and 12573 transitions. [2022-11-03 02:08:57,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:08:57,011 INFO L276 IsEmpty]: Start isEmpty. Operand 8619 states and 12573 transitions. [2022-11-03 02:08:57,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-03 02:08:57,013 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:08:57,014 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-11-03 02:08:57,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:08:57,014 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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)] === [2022-11-03 02:08:57,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:08:57,015 INFO L85 PathProgramCache]: Analyzing trace with hash 896776151, now seen corresponding path program 1 times [2022-11-03 02:08:57,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:08:57,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294320766] [2022-11-03 02:08:57,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:08:57,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:08:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:08:59,242 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-03 02:08:59,242 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:08:59,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294320766] [2022-11-03 02:08:59,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294320766] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:08:59,243 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:08:59,243 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:08:59,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513976891] [2022-11-03 02:08:59,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:08:59,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:08:59,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:08:59,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:08:59,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:08:59,246 INFO L87 Difference]: Start difference. First operand 8619 states and 12573 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-03 02:09:02,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:08,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:14,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:16,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:18,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:24,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:28,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:31,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:33,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:42,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:45,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:47,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:49,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:51,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:09:53,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:09:53,751 INFO L93 Difference]: Finished difference Result 15510 states and 22525 transitions. [2022-11-03 02:09:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:09:53,752 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 40 [2022-11-03 02:09:53,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:09:53,867 INFO L225 Difference]: With dead ends: 15510 [2022-11-03 02:09:53,867 INFO L226 Difference]: Without dead ends: 15508 [2022-11-03 02:09:53,881 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 [2022-11-03 02:09:53,882 INFO L413 NwaCegarLoop]: 7070 mSDtfsCounter, 6171 mSDsluCounter, 21055 mSDsCounter, 0 mSdLazyCounter, 2559 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6184 SdHoareTripleChecker+Valid, 26234 SdHoareTripleChecker+Invalid, 2570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2559 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:09:53,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6184 Valid, 26234 Invalid, 2570 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2559 Invalid, 10 Unknown, 0 Unchecked, 53.6s Time] [2022-11-03 02:09:53,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15508 states. [2022-11-03 02:09:54,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15508 to 15501. [2022-11-03 02:09:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15501 states, 9336 states have (on average 1.2802056555269923) internal successors, (11952), 9649 states have internal predecessors, (11952), 5218 states have call successors, (5218), 943 states have call predecessors, (5218), 944 states have return successors, (5347), 5137 states have call predecessors, (5347), 5212 states have call successors, (5347) [2022-11-03 02:09:55,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15501 states to 15501 states and 22517 transitions. [2022-11-03 02:09:55,026 INFO L78 Accepts]: Start accepts. Automaton has 15501 states and 22517 transitions. Word has length 40 [2022-11-03 02:09:55,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:09:55,027 INFO L495 AbstractCegarLoop]: Abstraction has 15501 states and 22517 transitions. [2022-11-03 02:09:55,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-03 02:09:55,028 INFO L276 IsEmpty]: Start isEmpty. Operand 15501 states and 22517 transitions. [2022-11-03 02:09:55,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-03 02:09:55,042 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:09:55,043 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2022-11-03 02:09:55,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:09:55,044 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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)] === [2022-11-03 02:09:55,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:09:55,046 INFO L85 PathProgramCache]: Analyzing trace with hash -95459602, now seen corresponding path program 1 times [2022-11-03 02:09:55,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:09:55,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3033754] [2022-11-03 02:09:55,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:09:55,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:09:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:09:56,673 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-03 02:09:56,674 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:09:56,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3033754] [2022-11-03 02:09:56,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3033754] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:09:56,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:09:56,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:09:56,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851233767] [2022-11-03 02:09:56,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:09:56,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:09:56,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:09:56,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:09:56,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:09:56,681 INFO L87 Difference]: Start difference. First operand 15501 states and 22517 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-03 02:10:03,591 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 [] [2022-11-03 02:10:10,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:12,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:14,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:16,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:18,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:20,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:25,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:28,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:32,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:34,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:43,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:45,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:48,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:50,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:52,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:54,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:54,411 INFO L93 Difference]: Finished difference Result 15518 states and 22531 transitions. [2022-11-03 02:10:54,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:10:54,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 45 [2022-11-03 02:10:54,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:54,521 INFO L225 Difference]: With dead ends: 15518 [2022-11-03 02:10:54,522 INFO L226 Difference]: Without dead ends: 15514 [2022-11-03 02:10:54,536 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 [2022-11-03 02:10:54,537 INFO L413 NwaCegarLoop]: 7066 mSDtfsCounter, 6171 mSDsluCounter, 21045 mSDsCounter, 0 mSdLazyCounter, 2557 mSolverCounterSat, 1 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6183 SdHoareTripleChecker+Valid, 26222 SdHoareTripleChecker+Invalid, 2567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2557 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:54,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6183 Valid, 26222 Invalid, 2567 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2557 Invalid, 9 Unknown, 0 Unchecked, 57.0s Time] [2022-11-03 02:10:54,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15514 states. [2022-11-03 02:10:55,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15514 to 15507. [2022-11-03 02:10:55,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15507 states, 9341 states have (on average 1.2799486136387968) internal successors, (11956), 9653 states have internal predecessors, (11956), 5218 states have call successors, (5218), 945 states have call predecessors, (5218), 945 states have return successors, (5347), 5137 states have call predecessors, (5347), 5212 states have call successors, (5347) [2022-11-03 02:10:55,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15507 states to 15507 states and 22521 transitions. [2022-11-03 02:10:55,663 INFO L78 Accepts]: Start accepts. Automaton has 15507 states and 22521 transitions. Word has length 45 [2022-11-03 02:10:55,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:55,664 INFO L495 AbstractCegarLoop]: Abstraction has 15507 states and 22521 transitions. [2022-11-03 02:10:55,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-03 02:10:55,665 INFO L276 IsEmpty]: Start isEmpty. Operand 15507 states and 22521 transitions. [2022-11-03 02:10:55,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-03 02:10:55,668 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:55,669 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:10:55,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:10:55,669 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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)] === [2022-11-03 02:10:55,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:55,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1228869169, now seen corresponding path program 1 times [2022-11-03 02:10:55,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:55,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818098992] [2022-11-03 02:10:55,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:55,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:57,480 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-03 02:10:57,481 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:57,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818098992] [2022-11-03 02:10:57,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818098992] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:57,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:57,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:10:57,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864930640] [2022-11-03 02:10:57,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:57,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:10:57,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:57,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:10:57,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:57,483 INFO L87 Difference]: Start difference. First operand 15507 states and 22521 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-03 02:10:59,833 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 [] [2022-11-03 02:11:04,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:12,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:14,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:16,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:18,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:19,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:22,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:25,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:27,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:31,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:36,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:46,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:48,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:51,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:53,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:55,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:57,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:57,629 INFO L93 Difference]: Finished difference Result 15520 states and 22531 transitions. [2022-11-03 02:11:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:11:57,630 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 56 [2022-11-03 02:11:57,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:57,740 INFO L225 Difference]: With dead ends: 15520 [2022-11-03 02:11:57,740 INFO L226 Difference]: Without dead ends: 15478 [2022-11-03 02:11:57,755 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 [2022-11-03 02:11:57,756 INFO L413 NwaCegarLoop]: 7067 mSDtfsCounter, 6167 mSDsluCounter, 21049 mSDsCounter, 0 mSdLazyCounter, 2554 mSolverCounterSat, 1 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6178 SdHoareTripleChecker+Valid, 26225 SdHoareTripleChecker+Invalid, 2566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2554 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:57,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6178 Valid, 26225 Invalid, 2566 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2554 Invalid, 11 Unknown, 0 Unchecked, 59.4s Time] [2022-11-03 02:11:57,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15478 states. [2022-11-03 02:11:58,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15478 to 15471. [2022-11-03 02:11:58,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15471 states, 9321 states have (on average 1.2801201587812467) internal successors, (11932), 9631 states have internal predecessors, (11932), 5208 states have call successors, (5208), 938 states have call predecessors, (5208), 939 states have return successors, (5340), 5130 states have call predecessors, (5340), 5205 states have call successors, (5340) [2022-11-03 02:11:58,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15471 states to 15471 states and 22480 transitions. [2022-11-03 02:11:58,860 INFO L78 Accepts]: Start accepts. Automaton has 15471 states and 22480 transitions. Word has length 56 [2022-11-03 02:11:58,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:58,861 INFO L495 AbstractCegarLoop]: Abstraction has 15471 states and 22480 transitions. [2022-11-03 02:11:58,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-03 02:11:58,861 INFO L276 IsEmpty]: Start isEmpty. Operand 15471 states and 22480 transitions. [2022-11-03 02:11:58,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-03 02:11:58,866 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:58,866 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 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] [2022-11-03 02:11:58,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:11:58,867 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)] === [2022-11-03 02:11:58,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:58,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1711474028, now seen corresponding path program 1 times [2022-11-03 02:11:58,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:58,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198434569] [2022-11-03 02:11:58,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:58,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 02:12:01,776 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:01,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198434569] [2022-11-03 02:12:01,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198434569] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:01,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:12:01,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:12:01,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631488746] [2022-11-03 02:12:01,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:01,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:12:01,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:01,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:12:01,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:12:01,778 INFO L87 Difference]: Start difference. First operand 15471 states and 22480 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:12:09,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:15,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:17,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:19,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:23,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:25,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:26,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:30,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:35,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:41,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:50,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:52,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:54,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:57,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:12:59,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:02,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:13:02,285 INFO L93 Difference]: Finished difference Result 15546 states and 22574 transitions. [2022-11-03 02:13:02,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:13:02,286 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 99 [2022-11-03 02:13:02,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:13:02,414 INFO L225 Difference]: With dead ends: 15546 [2022-11-03 02:13:02,414 INFO L226 Difference]: Without dead ends: 15544 [2022-11-03 02:13:02,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:13:02,433 INFO L413 NwaCegarLoop]: 7493 mSDtfsCounter, 6094 mSDsluCounter, 22809 mSDsCounter, 0 mSdLazyCounter, 2738 mSolverCounterSat, 2 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6100 SdHoareTripleChecker+Valid, 28267 SdHoareTripleChecker+Invalid, 2750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2738 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:13:02,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6100 Valid, 28267 Invalid, 2750 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2738 Invalid, 10 Unknown, 0 Unchecked, 59.7s Time] [2022-11-03 02:13:02,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15544 states. [2022-11-03 02:13:03,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15544 to 15499. [2022-11-03 02:13:03,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15499 states, 9334 states have (on average 1.2797300192843368) internal successors, (11945), 9650 states have internal predecessors, (11945), 5221 states have call successors, (5221), 946 states have call predecessors, (5221), 941 states have return successors, (5353), 5131 states have call predecessors, (5353), 5218 states have call successors, (5353) [2022-11-03 02:13:03,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15499 states to 15499 states and 22519 transitions. [2022-11-03 02:13:03,673 INFO L78 Accepts]: Start accepts. Automaton has 15499 states and 22519 transitions. Word has length 99 [2022-11-03 02:13:03,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:13:03,675 INFO L495 AbstractCegarLoop]: Abstraction has 15499 states and 22519 transitions. [2022-11-03 02:13:03,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:13:03,676 INFO L276 IsEmpty]: Start isEmpty. Operand 15499 states and 22519 transitions. [2022-11-03 02:13:03,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-03 02:13:03,680 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:13:03,681 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 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] [2022-11-03 02:13:03,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:13:03,681 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_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)] === [2022-11-03 02:13:03,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:13:03,682 INFO L85 PathProgramCache]: Analyzing trace with hash 536810963, now seen corresponding path program 1 times [2022-11-03 02:13:03,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:13:03,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864457961] [2022-11-03 02:13:03,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:13:03,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:13:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:13:05,566 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 02:13:05,567 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:13:05,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864457961] [2022-11-03 02:13:05,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864457961] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:13:05,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:13:05,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:13:05,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69983771] [2022-11-03 02:13:05,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:13:05,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:13:05,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:13:05,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:13:05,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:13:05,569 INFO L87 Difference]: Start difference. First operand 15499 states and 22519 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-03 02:13:15,348 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 [] [2022-11-03 02:13:22,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:25,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:26,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:28,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:36,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:38,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:44,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:48,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:13:54,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:14:07,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:14:10,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:14:13,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:14:15,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:14:20,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:14:23,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:14:23,276 INFO L93 Difference]: Finished difference Result 22601 states and 32824 transitions. [2022-11-03 02:14:23,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:14:23,277 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) Word has length 109 [2022-11-03 02:14:23,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:14:23,405 INFO L225 Difference]: With dead ends: 22601 [2022-11-03 02:14:23,406 INFO L226 Difference]: Without dead ends: 22599 [2022-11-03 02:14:23,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:14:23,424 INFO L413 NwaCegarLoop]: 10270 mSDtfsCounter, 5304 mSDsluCounter, 29223 mSDsCounter, 0 mSdLazyCounter, 4117 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5310 SdHoareTripleChecker+Valid, 36541 SdHoareTripleChecker+Invalid, 4127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4117 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:14:23,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5310 Valid, 36541 Invalid, 4127 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 4117 Invalid, 10 Unknown, 0 Unchecked, 76.6s Time] [2022-11-03 02:14:23,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22599 states. [2022-11-03 02:14:24,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22599 to 22564. [2022-11-03 02:14:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22564 states, 13610 states have (on average 1.2798677443056576) internal successors, (17419), 14056 states have internal predecessors, (17419), 7574 states have call successors, (7574), 1385 states have call predecessors, (7574), 1377 states have return successors, (7782), 7448 states have call predecessors, (7782), 7571 states have call successors, (7782) [2022-11-03 02:14:24,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22564 states to 22564 states and 32775 transitions. [2022-11-03 02:14:24,895 INFO L78 Accepts]: Start accepts. Automaton has 22564 states and 32775 transitions. Word has length 109 [2022-11-03 02:14:24,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:14:24,896 INFO L495 AbstractCegarLoop]: Abstraction has 22564 states and 32775 transitions. [2022-11-03 02:14:24,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-03 02:14:24,896 INFO L276 IsEmpty]: Start isEmpty. Operand 22564 states and 32775 transitions. [2022-11-03 02:14:24,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-03 02:14:24,913 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:14:24,913 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:14:24,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:14:24,914 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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)] === [2022-11-03 02:14:24,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:14:24,914 INFO L85 PathProgramCache]: Analyzing trace with hash -980917091, now seen corresponding path program 1 times [2022-11-03 02:14:24,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:14:24,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085574895] [2022-11-03 02:14:24,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:14:24,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:14:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:14:55,373 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-03 02:14:55,374 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:14:55,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085574895] [2022-11-03 02:14:55,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085574895] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:14:55,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086823609] [2022-11-03 02:14:55,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:14:55,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:14:55,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:14:55,378 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:14:55,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:14:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:14:58,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 7551 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-03 02:14:58,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:14:59,201 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 46 proven. 2 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-11-03 02:14:59,206 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:15:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-03 02:15:00,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086823609] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:15:00,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [785078983] [2022-11-03 02:15:00,546 INFO L159 IcfgInterpreter]: Started Sifa with 113 locations of interest [2022-11-03 02:15:00,547 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:15:00,555 FATAL L? ?]: Ignoring exception! java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.topsortRelevant(CallGraph.java:132) at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.(CallGraph.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.(IcfgInterpreter.java:92) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaBuilder.construct(SifaBuilder.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-03 02:15:00,565 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 02:15:00,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 14 [2022-11-03 02:15:00,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618895182] [2022-11-03 02:15:00,566 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 02:15:00,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-03 02:15:00,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:15:00,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-03 02:15:00,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-03 02:15:00,571 INFO L87 Difference]: Start difference. First operand 22564 states and 32775 transitions. Second operand has 14 states, 10 states have (on average 9.4) internal successors, (94), 12 states have internal predecessors, (94), 6 states have call successors, (50), 2 states have call predecessors, (50), 5 states have return successors, (44), 7 states have call predecessors, (44), 6 states have call successors, (44) [2022-11-03 02:15:15,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:15:19,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:15:32,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:15:41,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:15:48,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:15:51,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:15:53,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:15:56,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:15:59,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:16:05,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:16:11,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:16:27,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:16:30,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:16:33,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:16:36,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:16:38,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:16:42,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:16:42,297 INFO L93 Difference]: Finished difference Result 43798 states and 63483 transitions. [2022-11-03 02:16:42,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-03 02:16:42,298 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 10 states have (on average 9.4) internal successors, (94), 12 states have internal predecessors, (94), 6 states have call successors, (50), 2 states have call predecessors, (50), 5 states have return successors, (44), 7 states have call predecessors, (44), 6 states have call successors, (44) Word has length 162 [2022-11-03 02:16:42,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:16:42,413 INFO L225 Difference]: With dead ends: 43798 [2022-11-03 02:16:42,413 INFO L226 Difference]: Without dead ends: 22562 [2022-11-03 02:16:42,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2022-11-03 02:16:42,555 INFO L413 NwaCegarLoop]: 5780 mSDtfsCounter, 12 mSDsluCounter, 57791 mSDsCounter, 0 mSdLazyCounter, 6897 mSolverCounterSat, 12 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 95.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 57731 SdHoareTripleChecker+Invalid, 6919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 6897 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 100.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:16:42,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 57731 Invalid, 6919 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 6897 Invalid, 10 Unknown, 0 Unchecked, 100.1s Time] [2022-11-03 02:16:42,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22562 states. [2022-11-03 02:16:43,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22562 to 22562. [2022-11-03 02:16:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22562 states, 13609 states have (on average 1.2798148284223676) internal successors, (17417), 14055 states have internal predecessors, (17417), 7573 states have call successors, (7573), 1385 states have call predecessors, (7573), 1377 states have return successors, (7781), 7447 states have call predecessors, (7781), 7570 states have call successors, (7781) [2022-11-03 02:16:43,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22562 states to 22562 states and 32771 transitions. [2022-11-03 02:16:43,836 INFO L78 Accepts]: Start accepts. Automaton has 22562 states and 32771 transitions. Word has length 162 [2022-11-03 02:16:43,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:16:43,837 INFO L495 AbstractCegarLoop]: Abstraction has 22562 states and 32771 transitions. [2022-11-03 02:16:43,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 10 states have (on average 9.4) internal successors, (94), 12 states have internal predecessors, (94), 6 states have call successors, (50), 2 states have call predecessors, (50), 5 states have return successors, (44), 7 states have call predecessors, (44), 6 states have call successors, (44) [2022-11-03 02:16:43,837 INFO L276 IsEmpty]: Start isEmpty. Operand 22562 states and 32771 transitions. [2022-11-03 02:16:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-11-03 02:16:43,848 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:16:43,849 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:16:43,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:16:44,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:16:44,075 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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)] === [2022-11-03 02:16:44,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:16:44,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1088785366, now seen corresponding path program 1 times [2022-11-03 02:16:44,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:16:44,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182301364] [2022-11-03 02:16:44,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:16:44,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:16:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:16:55,071 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-03 02:16:55,071 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:16:55,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182301364] [2022-11-03 02:16:55,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182301364] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:16:55,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120891849] [2022-11-03 02:16:55,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:16:55,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:16:55,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:16:55,074 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:16:55,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c9e8048-a115-4c4b-bdb2-45fd4aae2de3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:16:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:16:58,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 7810 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-03 02:16:58,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:16:59,687 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-03 02:16:59,687 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:16:59,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120891849] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:16:59,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:16:59,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [9] total 18 [2022-11-03 02:16:59,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613884875] [2022-11-03 02:16:59,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:16:59,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-03 02:16:59,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:16:59,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-03 02:16:59,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=272, Unknown=0, NotChecked=0, Total=306 [2022-11-03 02:16:59,691 INFO L87 Difference]: Start difference. First operand 22562 states and 32771 transitions. Second operand has 13 states, 9 states have (on average 9.333333333333334) internal successors, (84), 10 states have internal predecessors, (84), 5 states have call successors, (36), 2 states have call predecessors, (36), 6 states have return successors, (31), 7 states have call predecessors, (31), 5 states have call successors, (31) [2022-11-03 02:17:11,866 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 [] [2022-11-03 02:17:22,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:17:41,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:17:47,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:17:53,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:18:01,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:18:05,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:18:08,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:18:12,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:18:14,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:18:18,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:18:20,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []