./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/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_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 64aaa2c87a4de1c88eb34c3e46acac6ee922a28857b5aba2fc46176181dd1912 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 13:26:47,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 13:26:47,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 13:26:47,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 13:26:47,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 13:26:47,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 13:26:47,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 13:26:47,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 13:26:47,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 13:26:47,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 13:26:47,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 13:26:47,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 13:26:47,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 13:26:47,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 13:26:47,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 13:26:47,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 13:26:47,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 13:26:47,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 13:26:47,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 13:26:47,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 13:26:47,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 13:26:47,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 13:26:47,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 13:26:47,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 13:26:47,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 13:26:47,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 13:26:47,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 13:26:47,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 13:26:47,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 13:26:47,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 13:26:47,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 13:26:47,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 13:26:47,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 13:26:47,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 13:26:47,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 13:26:47,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 13:26:47,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 13:26:47,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 13:26:47,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 13:26:47,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 13:26:47,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 13:26:47,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 13:26:47,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 13:26:47,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 13:26:47,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 13:26:47,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 13:26:47,557 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 13:26:47,557 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 13:26:47,557 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 13:26:47,557 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 13:26:47,565 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 13:26:47,566 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 13:26:47,567 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 13:26:47,567 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 13:26:47,568 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 13:26:47,568 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 13:26:47,568 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 13:26:47,568 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 13:26:47,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 13:26:47,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 13:26:47,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 13:26:47,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 13:26:47,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 13:26:47,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 13:26:47,571 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 13:26:47,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 13:26:47,571 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 13:26:47,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 13:26:47,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 13:26:47,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 13:26:47,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:26:47,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 13:26:47,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 13:26:47,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 13:26:47,574 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 13:26:47,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 13:26:47,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 13:26:47,575 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 13:26:47,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 13:26:47,575 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64aaa2c87a4de1c88eb34c3e46acac6ee922a28857b5aba2fc46176181dd1912 [2021-11-19 13:26:47,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 13:26:47,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 13:26:47,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 13:26:47,880 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 13:26:47,881 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 13:26:47,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-19 13:26:47,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data/f20f9a6ae/2a026e36ac0f4e62b03da439f36f427d/FLAGbcc38a88e [2021-11-19 13:26:49,374 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 13:26:49,375 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-19 13:26:49,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data/f20f9a6ae/2a026e36ac0f4e62b03da439f36f427d/FLAGbcc38a88e [2021-11-19 13:26:49,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data/f20f9a6ae/2a026e36ac0f4e62b03da439f36f427d [2021-11-19 13:26:49,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 13:26:49,881 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 13:26:49,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 13:26:49,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 13:26:49,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 13:26:49,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:26:49" (1/1) ... [2021-11-19 13:26:49,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73cd0dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:26:49, skipping insertion in model container [2021-11-19 13:26:49,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:26:49" (1/1) ... [2021-11-19 13:26:49,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 13:26:50,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:26:55,507 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:55,520 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:55,536 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:55,541 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:55,543 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:55,555 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:56,385 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:57,013 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:57,024 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 13:26:58,534 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656828,656841] [2021-11-19 13:26:58,539 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656994,657007] [2021-11-19 13:26:58,539 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657158,657171] [2021-11-19 13:26:58,547 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657323,657336] [2021-11-19 13:26:58,593 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:26:58,792 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 13:26:58,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f070766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:26:58, skipping insertion in model container [2021-11-19 13:26:58,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 13:26:58,794 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 13:26:58,797 INFO L158 Benchmark]: Toolchain (without parser) took 8913.66ms. Allocated memory was 140.5MB in the beginning and 228.6MB in the end (delta: 88.1MB). Free memory was 80.2MB in the beginning and 137.1MB in the end (delta: -56.9MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2021-11-19 13:26:58,798 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 13:26:58,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8910.44ms. Allocated memory was 140.5MB in the beginning and 228.6MB in the end (delta: 88.1MB). Free memory was 79.9MB in the beginning and 137.1MB in the end (delta: -57.2MB). Peak memory consumption was 78.4MB. Max. memory is 16.1GB. [2021-11-19 13:26:58,802 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8910.44ms. Allocated memory was 140.5MB in the beginning and 228.6MB in the end (delta: 88.1MB). Free memory was 79.9MB in the beginning and 137.1MB in the end (delta: -57.2MB). Peak memory consumption was 78.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7867]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/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_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 64aaa2c87a4de1c88eb34c3e46acac6ee922a28857b5aba2fc46176181dd1912 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 13:27:01,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 13:27:01,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 13:27:01,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 13:27:01,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 13:27:01,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 13:27:01,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 13:27:01,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 13:27:01,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 13:27:01,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 13:27:01,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 13:27:01,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 13:27:01,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 13:27:01,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 13:27:01,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 13:27:01,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 13:27:01,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 13:27:01,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 13:27:01,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 13:27:01,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 13:27:01,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 13:27:01,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 13:27:01,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 13:27:01,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 13:27:01,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 13:27:01,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 13:27:01,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 13:27:01,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 13:27:01,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 13:27:01,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 13:27:01,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 13:27:01,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 13:27:01,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 13:27:01,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 13:27:01,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 13:27:01,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 13:27:01,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 13:27:01,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 13:27:01,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 13:27:01,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 13:27:01,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 13:27:01,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 13:27:01,761 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 13:27:01,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 13:27:01,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 13:27:01,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 13:27:01,763 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 13:27:01,764 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 13:27:01,764 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 13:27:01,764 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 13:27:01,764 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 13:27:01,764 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 13:27:01,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 13:27:01,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 13:27:01,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 13:27:01,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 13:27:01,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 13:27:01,768 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 13:27:01,769 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 13:27:01,769 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 13:27:01,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 13:27:01,769 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 13:27:01,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 13:27:01,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 13:27:01,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 13:27:01,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 13:27:01,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:27:01,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 13:27:01,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 13:27:01,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 13:27:01,772 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 13:27:01,772 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 13:27:01,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 13:27:01,772 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 13:27:01,772 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 13:27:01,773 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64aaa2c87a4de1c88eb34c3e46acac6ee922a28857b5aba2fc46176181dd1912 [2021-11-19 13:27:02,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 13:27:02,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 13:27:02,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 13:27:02,300 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 13:27:02,301 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 13:27:02,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-19 13:27:02,393 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data/f33c45f08/f32561af9f9c4d4e884e42204d4423c0/FLAG37fc53ca5 [2021-11-19 13:27:03,825 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 13:27:03,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-19 13:27:03,962 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data/f33c45f08/f32561af9f9c4d4e884e42204d4423c0/FLAG37fc53ca5 [2021-11-19 13:27:04,338 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/data/f33c45f08/f32561af9f9c4d4e884e42204d4423c0 [2021-11-19 13:27:04,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 13:27:04,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 13:27:04,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 13:27:04,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 13:27:04,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 13:27:04,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:27:04" (1/1) ... [2021-11-19 13:27:04,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c426ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:04, skipping insertion in model container [2021-11-19 13:27:04,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:27:04" (1/1) ... [2021-11-19 13:27:04,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 13:27:04,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:27:14,664 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656828,656841] [2021-11-19 13:27:14,670 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656994,657007] [2021-11-19 13:27:14,671 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657158,657171] [2021-11-19 13:27:14,671 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657323,657336] [2021-11-19 13:27:14,717 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:27:14,847 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 13:27:14,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 13:27:15,956 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656828,656841] [2021-11-19 13:27:15,957 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656994,657007] [2021-11-19 13:27:15,958 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657158,657171] [2021-11-19 13:27:15,959 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657323,657336] [2021-11-19 13:27:15,973 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:27:16,049 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 13:27:17,469 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656828,656841] [2021-11-19 13:27:17,470 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656994,657007] [2021-11-19 13:27:17,471 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657158,657171] [2021-11-19 13:27:17,471 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_a49e1b66-23e0-463b-8165-6046ac4619c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657323,657336] [2021-11-19 13:27:17,486 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 13:27:18,233 INFO L208 MainTranslator]: Completed translation [2021-11-19 13:27:18,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18 WrapperNode [2021-11-19 13:27:18,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 13:27:18,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 13:27:18,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 13:27:18,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 13:27:18,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:18,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:19,261 INFO L137 Inliner]: procedures = 736, calls = 8418, calls flagged for inlining = 374, calls inlined = 328, statements flattened = 16193 [2021-11-19 13:27:19,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 13:27:19,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 13:27:19,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 13:27:19,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 13:27:19,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:19,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:19,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:19,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:19,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:19,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:20,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:20,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 13:27:20,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 13:27:20,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 13:27:20,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 13:27:20,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (1/1) ... [2021-11-19 13:27:20,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 13:27:20,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 13:27:20,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 13:27:20,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 13:27:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-19 13:27:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-19 13:27:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-11-19 13:27:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-11-19 13:27:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-11-19 13:27:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-11-19 13:27:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-11-19 13:27:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-11-19 13:27:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-19 13:27:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-19 13:27:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-19 13:27:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-19 13:27:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-11-19 13:27:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-11-19 13:27:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-19 13:27:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-19 13:27:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-19 13:27:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-19 13:27:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-19 13:27:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-19 13:27:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-11-19 13:27:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-11-19 13:27:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-11-19 13:27:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-11-19 13:27:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-19 13:27:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-19 13:27:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-11-19 13:27:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-11-19 13:27:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-11-19 13:27:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-11-19 13:27:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 13:27:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 13:27:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-11-19 13:27:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-11-19 13:27:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-11-19 13:27:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-11-19 13:27:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-19 13:27:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-19 13:27:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-11-19 13:27:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-11-19 13:27:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_4 [2021-11-19 13:27:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_4 [2021-11-19 13:27:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-11-19 13:27:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-11-19 13:27:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-19 13:27:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-19 13:27:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-11-19 13:27:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-11-19 13:27:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-11-19 13:27:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-11-19 13:27:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-19 13:27:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-19 13:27:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-19 13:27:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-19 13:27:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-19 13:27:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-19 13:27:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-11-19 13:27:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-11-19 13:27:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-11-19 13:27:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-11-19 13:27:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-11-19 13:27:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-11-19 13:27:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-19 13:27:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-19 13:27:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2021-11-19 13:27:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2021-11-19 13:27:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-19 13:27:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-19 13:27:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-11-19 13:27:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-11-19 13:27:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-11-19 13:27:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-11-19 13:27:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-19 13:27:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-19 13:27:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-11-19 13:27:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-11-19 13:27:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-19 13:27:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-19 13:27:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2021-11-19 13:27:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2021-11-19 13:27:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-19 13:27:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-19 13:27:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-19 13:27:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-19 13:27:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-19 13:27:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-19 13:27:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-19 13:27:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-19 13:27:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-19 13:27:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-19 13:27:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-19 13:27:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-19 13:27:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-19 13:27:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-19 13:27:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-19 13:27:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2021-11-19 13:27:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2021-11-19 13:27:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-19 13:27:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-19 13:27:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 13:27:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-11-19 13:27:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-11-19 13:27:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 13:27:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 13:27:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 13:27:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-11-19 13:27:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-11-19 13:27:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-19 13:27:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-19 13:27:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-19 13:27:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-19 13:27:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-11-19 13:27:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-11-19 13:27:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-19 13:27:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-19 13:27:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-11-19 13:27:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-11-19 13:27:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-19 13:27:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-19 13:27:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-19 13:27:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-19 13:27:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-19 13:27:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-19 13:27:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-19 13:27:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-19 13:27:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-19 13:27:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-19 13:27:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-19 13:27:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-19 13:27:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-11-19 13:27:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-11-19 13:27:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-11-19 13:27:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-11-19 13:27:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-19 13:27:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-19 13:27:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-11-19 13:27:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-11-19 13:27:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-19 13:27:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-19 13:27:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-11-19 13:27:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-11-19 13:27:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-19 13:27:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-19 13:27:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-11-19 13:27:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-11-19 13:27:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-11-19 13:27:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-11-19 13:27:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-11-19 13:27:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-11-19 13:27:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-11-19 13:27:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-11-19 13:27:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-19 13:27:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-19 13:27:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-19 13:27:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-19 13:27:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-19 13:27:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-19 13:27:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 13:27:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 13:27:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-11-19 13:27:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-11-19 13:27:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-19 13:27:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-19 13:27:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-11-19 13:27:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-11-19 13:27:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-11-19 13:27:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-11-19 13:27:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-11-19 13:27:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-11-19 13:27:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-19 13:27:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-19 13:27:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-19 13:27:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-19 13:27:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_59 [2021-11-19 13:27:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_59 [2021-11-19 13:27:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_self_test [2021-11-19 13:27:20,379 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_self_test [2021-11-19 13:27:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-19 13:27:20,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-19 13:27:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2021-11-19 13:27:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2021-11-19 13:27:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-19 13:27:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-19 13:27:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-11-19 13:27:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-11-19 13:27:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-11-19 13:27:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-11-19 13:27:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-19 13:27:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-19 13:27:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-11-19 13:27:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-11-19 13:27:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-11-19 13:27:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-11-19 13:27:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-11-19 13:27:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-11-19 13:27:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-19 13:27:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-19 13:27:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-11-19 13:27:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-11-19 13:27:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-19 13:27:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-19 13:27:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-19 13:27:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-19 13:27:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-19 13:27:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-19 13:27:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-11-19 13:27:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-11-19 13:27:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-11-19 13:27:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-11-19 13:27:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-11-19 13:27:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-11-19 13:27:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-11-19 13:27:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-11-19 13:27:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 13:27:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_timer [2021-11-19 13:27:20,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_timer [2021-11-19 13:27:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-19 13:27:20,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-19 13:27:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-19 13:27:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-19 13:27:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-19 13:27:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-19 13:27:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-11-19 13:27:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-11-19 13:27:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 13:27:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-19 13:27:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-19 13:27:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-19 13:27:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-19 13:27:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 13:27:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-19 13:27:20,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-19 13:27:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-19 13:27:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-19 13:27:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2021-11-19 13:27:20,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2021-11-19 13:27:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-11-19 13:27:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-11-19 13:27:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-19 13:27:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 13:27:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 13:27:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-19 13:27:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-11-19 13:27:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-11-19 13:27:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-19 13:27:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-19 13:27:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-11-19 13:27:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-11-19 13:27:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-11-19 13:27:20,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-11-19 13:27:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-19 13:27:20,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-19 13:27:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-19 13:27:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-19 13:27:20,405 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-19 13:27:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-19 13:27:20,405 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-11-19 13:27:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-11-19 13:27:20,405 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-11-19 13:27:20,406 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-11-19 13:27:20,406 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-11-19 13:27:20,406 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-11-19 13:27:20,406 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-11-19 13:27:20,406 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-11-19 13:27:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-19 13:27:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-19 13:27:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-19 13:27:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-19 13:27:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_53 [2021-11-19 13:27:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_53 [2021-11-19 13:27:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_52 [2021-11-19 13:27:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_52 [2021-11-19 13:27:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-19 13:27:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-19 13:27:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-19 13:27:20,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-19 13:27:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_49 [2021-11-19 13:27:20,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_49 [2021-11-19 13:27:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-19 13:27:20,409 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-19 13:27:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-11-19 13:27:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-11-19 13:27:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-19 13:27:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-19 13:27:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-11-19 13:27:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-11-19 13:27:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-19 13:27:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-19 13:27:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-19 13:27:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-19 13:27:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-11-19 13:27:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-11-19 13:27:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-11-19 13:27:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-11-19 13:27:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-19 13:27:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-19 13:27:20,413 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-19 13:27:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_40 [2021-11-19 13:27:20,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_40 [2021-11-19 13:27:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-11-19 13:27:20,413 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-11-19 13:27:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-19 13:27:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-19 13:27:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-11-19 13:27:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-11-19 13:27:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 13:27:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 13:27:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-19 13:27:20,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-19 13:27:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-19 13:27:20,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-19 13:27:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 13:27:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-11-19 13:27:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-11-19 13:27:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-19 13:27:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-19 13:27:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 13:27:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 13:27:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 13:27:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-19 13:27:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 13:27:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-19 13:27:20,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-19 13:27:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-11-19 13:27:20,418 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-11-19 13:27:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-19 13:27:20,418 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-19 13:27:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-11-19 13:27:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-11-19 13:27:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-19 13:27:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-19 13:27:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-19 13:27:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_34 [2021-11-19 13:27:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_34 [2021-11-19 13:27:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-19 13:27:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-19 13:27:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-19 13:27:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-19 13:27:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-19 13:27:20,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-19 13:27:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-11-19 13:27:20,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-11-19 13:27:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-11-19 13:27:20,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-11-19 13:27:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-19 13:27:20,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-19 13:27:20,422 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-19 13:27:20,422 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-19 13:27:20,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-19 13:27:20,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-19 13:27:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-11-19 13:27:20,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-11-19 13:27:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-19 13:27:20,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-19 13:27:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-11-19 13:27:20,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-11-19 13:27:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-19 13:27:20,424 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-19 13:27:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-11-19 13:27:20,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-11-19 13:27:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-11-19 13:27:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-11-19 13:27:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-19 13:27:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-19 13:27:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-19 13:27:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-19 13:27:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-11-19 13:27:20,426 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-11-19 13:27:20,427 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-11-19 13:27:20,427 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-11-19 13:27:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-19 13:27:20,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-19 13:27:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-19 13:27:20,428 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-19 13:27:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 13:27:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-11-19 13:27:20,429 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-11-19 13:27:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-11-19 13:27:20,429 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-11-19 13:27:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-11-19 13:27:20,429 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-11-19 13:27:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-19 13:27:20,430 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-19 13:27:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-11-19 13:27:20,430 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-11-19 13:27:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-19 13:27:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-19 13:27:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-11-19 13:27:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-11-19 13:27:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 13:27:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-11-19 13:27:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-11-19 13:27:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-11-19 13:27:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-11-19 13:27:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-11-19 13:27:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-11-19 13:27:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-19 13:27:20,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-19 13:27:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-11-19 13:27:20,433 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-11-19 13:27:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-11-19 13:27:20,433 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-11-19 13:27:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 13:27:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 13:27:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-19 13:27:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-11-19 13:27:20,434 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-11-19 13:27:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 13:27:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 13:27:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-11-19 13:27:20,435 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-11-19 13:27:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-11-19 13:27:20,435 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-11-19 13:27:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-19 13:27:20,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-19 13:27:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-11-19 13:27:20,436 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-11-19 13:27:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-11-19 13:27:20,436 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-11-19 13:27:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-19 13:27:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-19 13:27:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-11-19 13:27:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-11-19 13:27:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-19 13:27:20,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-19 13:27:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-19 13:27:20,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-19 13:27:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-11-19 13:27:20,438 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-11-19 13:27:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-19 13:27:20,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-19 13:27:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-11-19 13:27:20,439 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-11-19 13:27:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-19 13:27:20,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-19 13:27:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-11-19 13:27:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-11-19 13:27:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-19 13:27:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-19 13:27:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-11-19 13:27:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-11-19 13:27:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-19 13:27:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-19 13:27:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-11-19 13:27:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-11-19 13:27:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-11-19 13:27:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-11-19 13:27:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-11-19 13:27:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-11-19 13:27:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-19 13:27:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-19 13:27:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-11-19 13:27:20,443 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-11-19 13:27:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-19 13:27:20,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-19 13:27:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-19 13:27:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-19 13:27:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-19 13:27:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-19 13:27:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-19 13:27:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-19 13:27:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-19 13:27:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-19 13:27:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-19 13:27:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-19 13:27:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-11-19 13:27:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-11-19 13:27:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 13:27:20,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 13:27:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-19 13:27:20,446 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-19 13:27:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-11-19 13:27:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-11-19 13:27:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-11-19 13:27:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-11-19 13:27:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-11-19 13:27:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-11-19 13:27:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mtu [2021-11-19 13:27:20,448 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mtu [2021-11-19 13:27:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2021-11-19 13:27:20,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2021-11-19 13:27:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2021-11-19 13:27:20,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2021-11-19 13:27:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 13:27:20,449 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 13:27:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-19 13:27:20,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-19 13:27:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-11-19 13:27:20,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-11-19 13:27:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-11-19 13:27:20,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-11-19 13:27:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-19 13:27:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-19 13:27:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-19 13:27:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-19 13:27:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 13:27:20,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 13:27:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-11-19 13:27:20,451 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-11-19 13:27:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-11-19 13:27:20,456 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-11-19 13:27:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2021-11-19 13:27:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2021-11-19 13:27:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-11-19 13:27:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-11-19 13:27:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-11-19 13:27:20,458 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-11-19 13:27:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-11-19 13:27:20,458 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-11-19 13:27:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-19 13:27:20,458 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-19 13:27:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-19 13:27:20,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-19 13:27:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-19 13:27:20,459 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-19 13:27:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-11-19 13:27:20,459 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-11-19 13:27:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-19 13:27:20,460 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-19 13:27:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-19 13:27:20,460 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-19 13:27:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-11-19 13:27:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-11-19 13:27:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-11-19 13:27:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-11-19 13:27:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-11-19 13:27:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-11-19 13:27:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-11-19 13:27:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-11-19 13:27:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-19 13:27:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-19 13:27:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-11-19 13:27:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-11-19 13:27:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-19 13:27:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-19 13:27:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-19 13:27:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-19 13:27:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-19 13:27:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-19 13:27:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-19 13:27:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-19 13:27:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-19 13:27:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-19 13:27:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2021-11-19 13:27:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2021-11-19 13:27:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-19 13:27:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-19 13:27:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-11-19 13:27:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-11-19 13:27:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-11-19 13:27:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-11-19 13:27:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-19 13:27:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-19 13:27:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_features [2021-11-19 13:27:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_features [2021-11-19 13:27:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-19 13:27:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-19 13:27:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-11-19 13:27:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-11-19 13:27:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-11-19 13:27:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-11-19 13:27:22,655 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 13:27:22,665 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 13:27:23,892 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-19 13:36:03,299 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 13:36:03,358 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 13:36:03,358 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-19 13:36:03,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:36:03 BoogieIcfgContainer [2021-11-19 13:36:03,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 13:36:03,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 13:36:03,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 13:36:03,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 13:36:03,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 01:27:04" (1/3) ... [2021-11-19 13:36:03,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6707fa66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:36:03, skipping insertion in model container [2021-11-19 13:36:03,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:27:18" (2/3) ... [2021-11-19 13:36:03,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6707fa66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:36:03, skipping insertion in model container [2021-11-19 13:36:03,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:36:03" (3/3) ... [2021-11-19 13:36:03,384 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-19 13:36:03,393 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 13:36:03,394 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-19 13:36:03,496 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 13:36:03,504 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 13:36:03,504 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-19 13:36:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand has 5707 states, 3912 states have (on average 1.3093047034764826) internal successors, (5122), 4010 states have internal predecessors, (5122), 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) [2021-11-19 13:36:03,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-19 13:36:03,685 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:36:03,686 INFO L514 BasicCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1] [2021-11-19 13:36:03,687 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 13:36:03,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:36:03,695 INFO L85 PathProgramCache]: Analyzing trace with hash 2050008118, now seen corresponding path program 1 times [2021-11-19 13:36:03,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:36:03,727 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450996385] [2021-11-19 13:36:03,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:36:03,729 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:36:03,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:36:03,733 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:36:03,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 13:36:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:36:11,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 4621 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 13:36:11,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:36:13,774 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-19 13:36:13,774 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:36:14,875 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-19 13:36:14,876 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:36:14,876 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [450996385] [2021-11-19 13:36:14,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [450996385] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 13:36:14,877 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 13:36:14,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-19 13:36:14,879 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525873585] [2021-11-19 13:36:14,880 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 13:36:14,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 13:36:14,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:36:14,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 13:36:14,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 13:36:14,942 INFO L87 Difference]: Start difference. First operand has 5707 states, 3912 states have (on average 1.3093047034764826) internal successors, (5122), 4010 states have internal predecessors, (5122), 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 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-19 13:36:17,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:36:17,793 INFO L93 Difference]: Finished difference Result 16252 states and 23528 transitions. [2021-11-19 13:36:17,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 13:36:17,797 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 48 [2021-11-19 13:36:17,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:36:17,981 INFO L225 Difference]: With dead ends: 16252 [2021-11-19 13:36:17,981 INFO L226 Difference]: Without dead ends: 10555 [2021-11-19 13:36:18,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-19 13:36:18,076 INFO L933 BasicCegarLoop]: 10011 mSDtfsCounter, 7986 mSDsluCounter, 27121 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7990 SdHoareTripleChecker+Valid, 37132 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-19 13:36:18,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7990 Valid, 37132 Invalid, 16 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-19 13:36:18,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10555 states. [2021-11-19 13:36:19,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10555 to 10517. [2021-11-19 13:36:19,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10517 states, 7244 states have (on average 1.3065985643291) internal successors, (9465), 7406 states have internal predecessors, (9465), 2780 states have call successors, (2780), 491 states have call predecessors, (2780), 490 states have return successors, (2807), 2740 states have call predecessors, (2807), 2777 states have call successors, (2807) [2021-11-19 13:36:19,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10517 states to 10517 states and 15052 transitions. [2021-11-19 13:36:19,417 INFO L78 Accepts]: Start accepts. Automaton has 10517 states and 15052 transitions. Word has length 48 [2021-11-19 13:36:19,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:36:19,418 INFO L470 AbstractCegarLoop]: Abstraction has 10517 states and 15052 transitions. [2021-11-19 13:36:19,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-19 13:36:19,419 INFO L276 IsEmpty]: Start isEmpty. Operand 10517 states and 15052 transitions. [2021-11-19 13:36:19,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-19 13:36:19,425 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:36:19,426 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:36:19,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 13:36:19,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 13:36:19,650 INFO L402 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)] === [2021-11-19 13:36:19,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:36:19,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1530575313, now seen corresponding path program 1 times [2021-11-19 13:36:19,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:36:19,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [43225194] [2021-11-19 13:36:19,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:36:19,664 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:36:19,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:36:19,665 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:36:19,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 13:36:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:36:28,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 4628 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 13:36:28,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:36:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-19 13:36:29,799 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:36:30,938 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-19 13:36:30,938 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:36:30,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [43225194] [2021-11-19 13:36:30,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [43225194] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 13:36:30,939 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 13:36:30,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-19 13:36:30,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046166903] [2021-11-19 13:36:30,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:36:30,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 13:36:30,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:36:30,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 13:36:30,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 13:36:30,943 INFO L87 Difference]: Start difference. First operand 10517 states and 15052 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-19 13:36:33,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:36:33,064 INFO L93 Difference]: Finished difference Result 10523 states and 15057 transitions. [2021-11-19 13:36:33,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 13:36:33,065 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 53 [2021-11-19 13:36:33,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:36:33,212 INFO L225 Difference]: With dead ends: 10523 [2021-11-19 13:36:33,212 INFO L226 Difference]: Without dead ends: 10521 [2021-11-19 13:36:33,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-19 13:36:33,229 INFO L933 BasicCegarLoop]: 8094 mSDtfsCounter, 8074 mSDsluCounter, 16177 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8076 SdHoareTripleChecker+Valid, 24271 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-19 13:36:33,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8076 Valid, 24271 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-19 13:36:33,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10521 states. [2021-11-19 13:36:34,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10521 to 10521. [2021-11-19 13:36:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10521 states, 7247 states have (on average 1.3064716434386643) internal successors, (9468), 7409 states have internal predecessors, (9468), 2780 states have call successors, (2780), 492 states have call predecessors, (2780), 491 states have return successors, (2807), 2740 states have call predecessors, (2807), 2777 states have call successors, (2807) [2021-11-19 13:36:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10521 states to 10521 states and 15055 transitions. [2021-11-19 13:36:34,388 INFO L78 Accepts]: Start accepts. Automaton has 10521 states and 15055 transitions. Word has length 53 [2021-11-19 13:36:34,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:36:34,390 INFO L470 AbstractCegarLoop]: Abstraction has 10521 states and 15055 transitions. [2021-11-19 13:36:34,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-19 13:36:34,390 INFO L276 IsEmpty]: Start isEmpty. Operand 10521 states and 15055 transitions. [2021-11-19 13:36:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-19 13:36:34,402 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:36:34,402 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-19 13:36:34,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 13:36:34,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 13:36:34,603 INFO L402 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)] === [2021-11-19 13:36:34,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:36:34,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1542524822, now seen corresponding path program 1 times [2021-11-19 13:36:34,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:36:34,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1656882066] [2021-11-19 13:36:34,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:36:34,613 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:36:34,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:36:34,618 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:36:34,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 13:36:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:36:42,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 4635 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 13:36:42,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:36:44,415 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-19 13:36:44,416 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:36:45,409 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-19 13:36:45,409 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:36:45,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1656882066] [2021-11-19 13:36:45,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1656882066] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 13:36:45,410 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 13:36:45,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-19 13:36:45,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003035087] [2021-11-19 13:36:45,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:36:45,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 13:36:45,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:36:45,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 13:36:45,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 13:36:45,413 INFO L87 Difference]: Start difference. First operand 10521 states and 15055 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-19 13:36:47,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:36:47,231 INFO L93 Difference]: Finished difference Result 10527 states and 15060 transitions. [2021-11-19 13:36:47,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 13:36:47,232 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 58 [2021-11-19 13:36:47,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:36:47,370 INFO L225 Difference]: With dead ends: 10527 [2021-11-19 13:36:47,370 INFO L226 Difference]: Without dead ends: 10523 [2021-11-19 13:36:47,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-19 13:36:47,387 INFO L933 BasicCegarLoop]: 8094 mSDtfsCounter, 8074 mSDsluCounter, 16177 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8075 SdHoareTripleChecker+Valid, 24271 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-19 13:36:47,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8075 Valid, 24271 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-19 13:36:47,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10523 states. [2021-11-19 13:36:48,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10523 to 10523. [2021-11-19 13:36:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10523 states, 7249 states have (on average 1.306249137812112) internal successors, (9469), 7410 states have internal predecessors, (9469), 2780 states have call successors, (2780), 493 states have call predecessors, (2780), 491 states have return successors, (2807), 2740 states have call predecessors, (2807), 2777 states have call successors, (2807) [2021-11-19 13:36:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10523 states to 10523 states and 15056 transitions. [2021-11-19 13:36:48,296 INFO L78 Accepts]: Start accepts. Automaton has 10523 states and 15056 transitions. Word has length 58 [2021-11-19 13:36:48,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:36:48,298 INFO L470 AbstractCegarLoop]: Abstraction has 10523 states and 15056 transitions. [2021-11-19 13:36:48,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-19 13:36:48,298 INFO L276 IsEmpty]: Start isEmpty. Operand 10523 states and 15056 transitions. [2021-11-19 13:36:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-19 13:36:48,303 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:36:48,303 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 13:36:48,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 13:36:48,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 13:36:48,529 INFO L402 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)] === [2021-11-19 13:36:48,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:36:48,530 INFO L85 PathProgramCache]: Analyzing trace with hash 362489423, now seen corresponding path program 1 times [2021-11-19 13:36:48,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:36:48,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1282459413] [2021-11-19 13:36:48,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:36:48,541 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:36:48,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:36:48,543 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:36:48,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 13:36:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:36:56,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 4642 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 13:36:56,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:36:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-19 13:36:58,356 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:36:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-19 13:36:59,332 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:36:59,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1282459413] [2021-11-19 13:36:59,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1282459413] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 13:36:59,333 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 13:36:59,333 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-19 13:36:59,333 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598308292] [2021-11-19 13:36:59,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 13:36:59,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 13:36:59,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:36:59,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 13:36:59,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 13:36:59,335 INFO L87 Difference]: Start difference. First operand 10523 states and 15056 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 13:37:01,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:37:01,074 INFO L93 Difference]: Finished difference Result 10523 states and 15056 transitions. [2021-11-19 13:37:01,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 13:37:01,074 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2021-11-19 13:37:01,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:37:01,171 INFO L225 Difference]: With dead ends: 10523 [2021-11-19 13:37:01,172 INFO L226 Difference]: Without dead ends: 10490 [2021-11-19 13:37:01,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-19 13:37:01,186 INFO L933 BasicCegarLoop]: 8092 mSDtfsCounter, 8070 mSDsluCounter, 16176 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8070 SdHoareTripleChecker+Valid, 24268 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-19 13:37:01,188 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8070 Valid, 24268 Invalid, 8 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-19 13:37:01,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10490 states. [2021-11-19 13:37:02,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10490 to 10490. [2021-11-19 13:37:02,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10490 states, 7227 states have (on average 1.306766293067663) internal successors, (9444), 7386 states have internal predecessors, (9444), 2773 states have call successors, (2773), 488 states have call predecessors, (2773), 488 states have return successors, (2803), 2736 states have call predecessors, (2803), 2773 states have call successors, (2803) [2021-11-19 13:37:02,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10490 states to 10490 states and 15020 transitions. [2021-11-19 13:37:02,163 INFO L78 Accepts]: Start accepts. Automaton has 10490 states and 15020 transitions. Word has length 63 [2021-11-19 13:37:02,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:37:02,164 INFO L470 AbstractCegarLoop]: Abstraction has 10490 states and 15020 transitions. [2021-11-19 13:37:02,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 13:37:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 10490 states and 15020 transitions. [2021-11-19 13:37:02,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-19 13:37:02,169 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:37:02,171 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 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] [2021-11-19 13:37:02,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-19 13:37:02,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 13:37:02,385 INFO L402 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)] === [2021-11-19 13:37:02,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:37:02,386 INFO L85 PathProgramCache]: Analyzing trace with hash -811124876, now seen corresponding path program 1 times [2021-11-19 13:37:02,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:37:02,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [739530683] [2021-11-19 13:37:02,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:37:02,396 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:37:02,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:37:02,397 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:37:02,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 13:37:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:37:10,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 4814 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-19 13:37:10,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:37:14,938 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 13:37:14,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:37:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-19 13:37:18,804 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:37:18,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [739530683] [2021-11-19 13:37:18,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [739530683] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 13:37:18,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1773060897] [2021-11-19 13:37:18,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:37:18,805 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 13:37:18,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 13:37:18,816 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 13:37:18,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-19 13:38:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:38:00,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 4814 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-19 13:38:00,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:38:04,836 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-19 13:38:04,836 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:38:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-19 13:38:07,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1773060897] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 13:38:07,208 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 13:38:07,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [15, 15] total 23 [2021-11-19 13:38:07,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623789988] [2021-11-19 13:38:07,209 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 13:38:07,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 13:38:07,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:38:07,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 13:38:07,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2021-11-19 13:38:07,212 INFO L87 Difference]: Start difference. First operand 10490 states and 15020 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (34), 4 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-19 13:38:09,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:38:09,392 INFO L93 Difference]: Finished difference Result 10528 states and 15066 transitions. [2021-11-19 13:38:09,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 13:38:09,393 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (34), 4 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 123 [2021-11-19 13:38:09,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:38:09,487 INFO L225 Difference]: With dead ends: 10528 [2021-11-19 13:38:09,487 INFO L226 Difference]: Without dead ends: 10526 [2021-11-19 13:38:09,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2021-11-19 13:38:09,498 INFO L933 BasicCegarLoop]: 9963 mSDtfsCounter, 7884 mSDsluCounter, 46947 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7885 SdHoareTripleChecker+Valid, 56910 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-19 13:38:09,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7885 Valid, 56910 Invalid, 20 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-19 13:38:09,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10526 states. [2021-11-19 13:38:10,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10526 to 10503. [2021-11-19 13:38:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10503 states, 7233 states have (on average 1.306511820821236) internal successors, (9450), 7395 states have internal predecessors, (9450), 2779 states have call successors, (2779), 492 states have call predecessors, (2779), 489 states have return successors, (2809), 2736 states have call predecessors, (2809), 2779 states have call successors, (2809) [2021-11-19 13:38:10,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10503 states to 10503 states and 15038 transitions. [2021-11-19 13:38:10,493 INFO L78 Accepts]: Start accepts. Automaton has 10503 states and 15038 transitions. Word has length 123 [2021-11-19 13:38:10,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:38:10,494 INFO L470 AbstractCegarLoop]: Abstraction has 10503 states and 15038 transitions. [2021-11-19 13:38:10,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (34), 4 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-19 13:38:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 10503 states and 15038 transitions. [2021-11-19 13:38:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-19 13:38:10,507 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:38:10,507 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 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] [2021-11-19 13:38:10,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-19 13:38:10,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-19 13:38:10,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 13:38:10,922 INFO L402 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)] === [2021-11-19 13:38:10,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:38:10,922 INFO L85 PathProgramCache]: Analyzing trace with hash 2107746083, now seen corresponding path program 1 times [2021-11-19 13:38:10,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:38:10,933 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077609168] [2021-11-19 13:38:10,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:38:10,934 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:38:10,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:38:10,935 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:38:10,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-19 13:38:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:38:18,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 4841 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-19 13:38:18,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:38:23,290 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 13:38:23,290 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:38:27,014 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-19 13:38:27,014 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:38:27,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077609168] [2021-11-19 13:38:27,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1077609168] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 13:38:27,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1302319817] [2021-11-19 13:38:27,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:38:27,015 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 13:38:27,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 13:38:27,016 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 13:38:27,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-19 13:38:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:38:30,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 4841 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 13:38:30,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:38:32,744 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-19 13:38:32,744 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:38:34,839 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-19 13:38:34,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1302319817] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 13:38:34,840 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 13:38:34,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [15, 15] total 24 [2021-11-19 13:38:34,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260954089] [2021-11-19 13:38:34,841 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 13:38:34,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 13:38:34,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:38:34,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 13:38:34,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=500, Unknown=0, NotChecked=0, Total=552 [2021-11-19 13:38:34,843 INFO L87 Difference]: Start difference. First operand 10503 states and 15038 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 6 states have internal predecessors, (67), 3 states have call successors, (22), 5 states have call predecessors, (22), 3 states have return successors, (18), 3 states have call predecessors, (18), 1 states have call successors, (18) [2021-11-19 13:38:37,339 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 13:38:39,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:38:39,373 INFO L93 Difference]: Finished difference Result 10526 states and 15064 transitions. [2021-11-19 13:38:39,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 13:38:39,374 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 6 states have internal predecessors, (67), 3 states have call successors, (22), 5 states have call predecessors, (22), 3 states have return successors, (18), 3 states have call predecessors, (18), 1 states have call successors, (18) Word has length 134 [2021-11-19 13:38:39,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:38:39,471 INFO L225 Difference]: With dead ends: 10526 [2021-11-19 13:38:39,471 INFO L226 Difference]: Without dead ends: 10524 [2021-11-19 13:38:39,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 534 GetRequests, 510 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=67, Invalid=583, Unknown=0, NotChecked=0, Total=650 [2021-11-19 13:38:39,487 INFO L933 BasicCegarLoop]: 14427 mSDtfsCounter, 7098 mSDsluCounter, 59200 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7099 SdHoareTripleChecker+Valid, 73627 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-19 13:38:39,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7099 Valid, 73627 Invalid, 19 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2021-11-19 13:38:39,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10524 states. [2021-11-19 13:38:40,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10524 to 10522. [2021-11-19 13:38:40,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10522 states, 7247 states have (on average 1.305919690906582) internal successors, (9464), 7406 states have internal predecessors, (9464), 2782 states have call successors, (2782), 494 states have call predecessors, (2782), 491 states have return successors, (2814), 2742 states have call predecessors, (2814), 2782 states have call successors, (2814) [2021-11-19 13:38:40,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10522 states to 10522 states and 15060 transitions. [2021-11-19 13:38:40,427 INFO L78 Accepts]: Start accepts. Automaton has 10522 states and 15060 transitions. Word has length 134 [2021-11-19 13:38:40,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:38:40,429 INFO L470 AbstractCegarLoop]: Abstraction has 10522 states and 15060 transitions. [2021-11-19 13:38:40,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 6 states have internal predecessors, (67), 3 states have call successors, (22), 5 states have call predecessors, (22), 3 states have return successors, (18), 3 states have call predecessors, (18), 1 states have call successors, (18) [2021-11-19 13:38:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 10522 states and 15060 transitions. [2021-11-19 13:38:40,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-19 13:38:40,448 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:38:40,448 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 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, 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] [2021-11-19 13:38:40,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-19 13:38:40,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-19 13:38:40,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 13:38:40,874 INFO L402 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)] === [2021-11-19 13:38:40,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:38:40,874 INFO L85 PathProgramCache]: Analyzing trace with hash -324762389, now seen corresponding path program 1 times [2021-11-19 13:38:40,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:38:40,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [180934389] [2021-11-19 13:38:40,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:38:40,881 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:38:40,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:38:40,882 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:38:40,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-19 13:38:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:38:49,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 5158 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-19 13:38:49,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:38:54,530 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-19 13:38:54,530 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:38:58,953 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-19 13:38:58,953 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:38:58,953 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [180934389] [2021-11-19 13:38:58,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [180934389] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 13:38:58,954 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [466686878] [2021-11-19 13:38:58,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:38:58,954 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 13:38:58,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 13:38:58,955 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 13:38:58,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-19 13:39:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:39:02,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 5158 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 13:39:02,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:39:04,369 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-11-19 13:39:04,369 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:39:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-19 13:39:05,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [466686878] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 13:39:05,239 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 13:39:05,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [15, 15] total 20 [2021-11-19 13:39:05,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912097688] [2021-11-19 13:39:05,240 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 13:39:05,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 13:39:05,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:39:05,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 13:39:05,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2021-11-19 13:39:05,242 INFO L87 Difference]: Start difference. First operand 10522 states and 15060 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-19 13:39:06,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:39:06,369 INFO L93 Difference]: Finished difference Result 21033 states and 30217 transitions. [2021-11-19 13:39:06,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 13:39:06,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 207 [2021-11-19 13:39:06,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:39:06,460 INFO L225 Difference]: With dead ends: 21033 [2021-11-19 13:39:06,461 INFO L226 Difference]: Without dead ends: 10530 [2021-11-19 13:39:06,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 825 GetRequests, 806 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=45, Invalid=375, Unknown=0, NotChecked=0, Total=420 [2021-11-19 13:39:06,562 INFO L933 BasicCegarLoop]: 8062 mSDtfsCounter, 2 mSDsluCounter, 16119 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 24181 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 13:39:06,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 24181 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 13:39:06,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10530 states. [2021-11-19 13:39:07,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10530 to 10528. [2021-11-19 13:39:07,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10528 states, 7253 states have (on average 1.3056666207086722) internal successors, (9470), 7412 states have internal predecessors, (9470), 2782 states have call successors, (2782), 494 states have call predecessors, (2782), 491 states have return successors, (2814), 2742 states have call predecessors, (2814), 2782 states have call successors, (2814) [2021-11-19 13:39:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10528 states to 10528 states and 15066 transitions. [2021-11-19 13:39:07,580 INFO L78 Accepts]: Start accepts. Automaton has 10528 states and 15066 transitions. Word has length 207 [2021-11-19 13:39:07,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:39:07,581 INFO L470 AbstractCegarLoop]: Abstraction has 10528 states and 15066 transitions. [2021-11-19 13:39:07,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-19 13:39:07,582 INFO L276 IsEmpty]: Start isEmpty. Operand 10528 states and 15066 transitions. [2021-11-19 13:39:07,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-19 13:39:07,600 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:39:07,601 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 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, 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] [2021-11-19 13:39:07,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-19 13:39:07,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-11-19 13:39:08,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 13:39:08,018 INFO L402 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)] === [2021-11-19 13:39:08,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:39:08,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1763040879, now seen corresponding path program 1 times [2021-11-19 13:39:08,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:39:08,024 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1249997529] [2021-11-19 13:39:08,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:39:08,024 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:39:08,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:39:08,027 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:39:08,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-19 13:39:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:39:16,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 5162 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-19 13:39:16,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:39:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-19 13:39:21,770 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:39:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-19 13:39:26,088 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 13:39:26,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1249997529] [2021-11-19 13:39:26,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1249997529] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 13:39:26,089 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [307772023] [2021-11-19 13:39:26,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:39:26,089 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 13:39:26,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 13:39:26,097 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 13:39:26,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-11-19 13:39:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:39:29,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 5162 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 13:39:29,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:39:30,825 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-19 13:39:30,825 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 13:39:31,825 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-19 13:39:31,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [307772023] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 13:39:31,825 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 13:39:31,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [15, 15] total 20 [2021-11-19 13:39:31,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817235152] [2021-11-19 13:39:31,826 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 13:39:31,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 13:39:31,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 13:39:31,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 13:39:31,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=338, Unknown=0, NotChecked=0, Total=380 [2021-11-19 13:39:31,828 INFO L87 Difference]: Start difference. First operand 10528 states and 15066 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2021-11-19 13:39:34,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 13:39:34,430 INFO L93 Difference]: Finished difference Result 21055 states and 30251 transitions. [2021-11-19 13:39:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 13:39:34,435 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 207 [2021-11-19 13:39:34,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 13:39:34,516 INFO L225 Difference]: With dead ends: 21055 [2021-11-19 13:39:34,516 INFO L226 Difference]: Without dead ends: 10546 [2021-11-19 13:39:34,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 824 GetRequests, 806 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=42, Invalid=338, Unknown=0, NotChecked=0, Total=380 [2021-11-19 13:39:34,590 INFO L933 BasicCegarLoop]: 8059 mSDtfsCounter, 9 mSDsluCounter, 16114 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 24173 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-19 13:39:34,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 24173 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-19 13:39:34,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10546 states. [2021-11-19 13:39:35,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10546 to 10540. [2021-11-19 13:39:35,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10540 states, 7265 states have (on average 1.305712319339298) internal successors, (9486), 7424 states have internal predecessors, (9486), 2782 states have call successors, (2782), 494 states have call predecessors, (2782), 491 states have return successors, (2814), 2742 states have call predecessors, (2814), 2782 states have call successors, (2814) [2021-11-19 13:39:35,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10540 states to 10540 states and 15082 transitions. [2021-11-19 13:39:35,378 INFO L78 Accepts]: Start accepts. Automaton has 10540 states and 15082 transitions. Word has length 207 [2021-11-19 13:39:35,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 13:39:35,379 INFO L470 AbstractCegarLoop]: Abstraction has 10540 states and 15082 transitions. [2021-11-19 13:39:35,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2021-11-19 13:39:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 10540 states and 15082 transitions. [2021-11-19 13:39:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-19 13:39:35,400 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 13:39:35,400 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 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, 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, 1, 1, 1, 1, 1] [2021-11-19 13:39:35,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-11-19 13:39:35,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-19 13:39:35,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 13:39:35,826 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-19 13:39:35,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 13:39:35,826 INFO L85 PathProgramCache]: Analyzing trace with hash -660679828, now seen corresponding path program 1 times [2021-11-19 13:39:35,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 13:39:35,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100687927] [2021-11-19 13:39:35,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 13:39:35,833 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 13:39:35,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 13:39:35,834 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 13:39:35,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49e1b66-23e0-463b-8165-6046ac4619c5/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-19 13:39:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 13:39:44,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 5178 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-19 13:39:44,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 13:39:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-19 13:39:49,633 INFO L328 TraceCheckSpWp]: Computing backward predicates...