./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8b2b135f8e4d9f7a73d2b78fa839087222046a556911c1e8e083fc9c4e5d06d4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:45:14,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:45:14,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:45:14,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:45:14,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:45:14,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:45:14,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:45:14,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:45:14,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:45:14,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:45:14,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:45:14,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:45:14,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:45:14,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:45:14,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:45:14,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:45:14,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:45:14,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:45:14,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:45:14,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:45:14,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:45:14,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:45:14,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:45:14,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:45:14,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:45:14,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:45:14,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:45:14,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:45:14,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:45:14,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:45:14,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:45:14,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:45:14,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:45:14,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:45:14,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:45:14,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:45:14,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:45:14,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:45:14,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:45:14,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:45:14,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:45:14,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 19:45:14,510 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:45:14,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:45:14,511 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:45:14,511 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:45:14,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:45:14,512 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:45:14,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:45:14,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:45:14,513 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:45:14,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:45:14,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:45:14,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:45:14,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:45:14,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:45:14,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:45:14,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:45:14,514 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:45:14,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:45:14,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:45:14,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:45:14,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:45:14,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:45:14,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:45:14,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:45:14,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:45:14,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:45:14,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 19:45:14,521 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:45:14,521 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:45:14,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:45:14,521 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:45:14,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b2b135f8e4d9f7a73d2b78fa839087222046a556911c1e8e083fc9c4e5d06d4 [2021-12-06 19:45:14,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:45:14,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:45:14,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:45:14,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:45:14,713 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:45:14,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-12-06 19:45:14,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/data/6c03391a4/87a5c48002534d408586038f46323fa2/FLAGf2dba0e72 [2021-12-06 19:45:15,545 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:45:15,546 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-12-06 19:45:15,587 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/data/6c03391a4/87a5c48002534d408586038f46323fa2/FLAGf2dba0e72 [2021-12-06 19:45:15,734 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/data/6c03391a4/87a5c48002534d408586038f46323fa2 [2021-12-06 19:45:15,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:45:15,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:45:15,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:45:15,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:45:15,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:45:15,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:45:15" (1/1) ... [2021-12-06 19:45:15,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42e33360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:15, skipping insertion in model container [2021-12-06 19:45:15,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:45:15" (1/1) ... [2021-12-06 19:45:15,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:45:15,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:45:20,662 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_f7ec3958-8b82-4cf0-b777-df334fc10546/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[615893,615906] [2021-12-06 19:45:20,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:45:20,885 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:45:21,385 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_f7ec3958-8b82-4cf0-b777-df334fc10546/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[615893,615906] [2021-12-06 19:45:21,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:45:21,679 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:45:21,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21 WrapperNode [2021-12-06 19:45:21,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:45:21,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:45:21,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:45:21,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:45:21,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:21,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,135 INFO L137 Inliner]: procedures = 720, calls = 7789, calls flagged for inlining = 365, calls inlined = 287, statements flattened = 15032 [2021-12-06 19:45:22,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:45:22,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:45:22,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:45:22,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:45:22,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:45:22,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:45:22,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:45:22,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:45:22,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (1/1) ... [2021-12-06 19:45:22,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:45:22,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:45:22,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:45:22,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ec3958-8b82-4cf0-b777-df334fc10546/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:45:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_be_adapter_list_lock [2021-12-06 19:45:22,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_be_adapter_list_lock [2021-12-06 19:45:22,680 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-06 19:45:22,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-06 19:45:22,680 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_use [2021-12-06 19:45:22,680 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_use [2021-12-06 19:45:22,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-06 19:45:22,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-06 19:45:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-06 19:45:22,681 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-06 19:45:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure be_fw_wait_ready [2021-12-06 19:45:22,681 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fw_wait_ready [2021-12-06 19:45:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure be_setup [2021-12-06 19:45:22,681 INFO L138 BoogieDeclarations]: Found implementation of procedure be_setup [2021-12-06 19:45:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify_wait [2021-12-06 19:45:22,682 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify_wait [2021-12-06 19:45:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_compl_process [2021-12-06 19:45:22,682 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_compl_process [2021-12-06 19:45:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 19:45:22,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 19:45:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure be_close [2021-12-06 19:45:22,682 INFO L138 BoogieDeclarations]: Found implementation of procedure be_close [2021-12-06 19:45:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_wol_excluded [2021-12-06 19:45:22,683 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_wol_excluded [2021-12-06 19:45:22,683 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-06 19:45:22,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-06 19:45:22,683 INFO L130 BoogieDeclarations]: Found specification of procedure amap_get [2021-12-06 19:45:22,683 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_get [2021-12-06 19:45:22,683 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-06 19:45:22,683 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-06 19:45:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2021-12-06 19:45:22,684 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2021-12-06 19:45:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-06 19:45:22,684 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-06 19:45:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_q_destroy [2021-12-06 19:45:22,684 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_q_destroy [2021-12-06 19:45:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-06 19:45:22,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-06 19:45:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-06 19:45:22,685 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-06 19:45:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 19:45:22,685 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 19:45:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_is_new [2021-12-06 19:45:22,685 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_is_new [2021-12-06 19:45:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_dev_remove [2021-12-06 19:45:22,685 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_dev_remove [2021-12-06 19:45:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_qos [2021-12-06 19:45:22,685 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_qos [2021-12-06 19:45:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-12-06 19:45:22,685 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-12-06 19:45:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-06 19:45:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-06 19:45:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 19:45:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 19:45:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2021-12-06 19:45:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2021-12-06 19:45:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2021-12-06 19:45:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2021-12-06 19:45:22,687 INFO L130 BoogieDeclarations]: Found specification of procedure events_get [2021-12-06 19:45:22,687 INFO L138 BoogieDeclarations]: Found implementation of procedure events_get [2021-12-06 19:45:22,687 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-06 19:45:22,687 INFO L130 BoogieDeclarations]: Found specification of procedure be_insert_vlan_in_pkt [2021-12-06 19:45:22,687 INFO L138 BoogieDeclarations]: Found implementation of procedure be_insert_vlan_in_pkt [2021-12-06 19:45:22,687 INFO L130 BoogieDeclarations]: Found specification of procedure swap_dws [2021-12-06 19:45:22,687 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_dws [2021-12-06 19:45:22,687 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-06 19:45:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-06 19:45:22,688 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rxq_create [2021-12-06 19:45:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rxq_create [2021-12-06 19:45:22,688 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix_disable [2021-12-06 19:45:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix_disable [2021-12-06 19:45:22,688 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_rx_mode [2021-12-06 19:45:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_rx_mode [2021-12-06 19:45:22,688 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-06 19:45:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-06 19:45:22,689 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_page_addrs_prepare [2021-12-06 19:45:22,689 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_page_addrs_prepare [2021-12-06 19:45:22,689 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-06 19:45:22,689 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-06 19:45:22,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2021-12-06 19:45:22,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2021-12-06 19:45:22,689 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-06 19:45:22,689 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-06 19:45:22,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 19:45:22,689 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-12-06 19:45:22,689 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-12-06 19:45:22,690 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-06 19:45:22,690 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-06 19:45:22,690 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_tx_frag [2021-12-06 19:45:22,690 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_tx_frag [2021-12-06 19:45:22,690 INFO L130 BoogieDeclarations]: Found specification of procedure db_bar [2021-12-06 19:45:22,690 INFO L138 BoogieDeclarations]: Found implementation of procedure db_bar [2021-12-06 19:45:22,690 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 19:45:22,690 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 19:45:22,690 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix_vec_get [2021-12-06 19:45:22,690 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix_vec_get [2021-12-06 19:45:22,691 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 19:45:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 19:45:22,691 INFO L130 BoogieDeclarations]: Found specification of procedure be_ctrl_cleanup [2021-12-06 19:45:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure be_ctrl_cleanup [2021-12-06 19:45:22,691 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-06 19:45:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-06 19:45:22,691 INFO L130 BoogieDeclarations]: Found specification of procedure be_cq_notify [2021-12-06 19:45:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cq_notify [2021-12-06 19:45:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_free [2021-12-06 19:45:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_free [2021-12-06 19:45:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 19:45:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mbox_lock_of_be_adapter [2021-12-06 19:45:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mbox_lock_of_be_adapter [2021-12-06 19:45:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-06 19:45:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-06 19:45:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_mac_from_list [2021-12-06 19:45:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_mac_from_list [2021-12-06 19:45:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-06 19:45:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-06 19:45:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure qnq_async_evt_rcvd [2021-12-06 19:45:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure qnq_async_evt_rcvd [2021-12-06 19:45:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-06 19:45:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-06 19:45:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure be_shutdown [2021-12-06 19:45:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure be_shutdown [2021-12-06 19:45:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_fw_init [2021-12-06 19:45:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_fw_init [2021-12-06 19:45:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 19:45:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 19:45:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 19:45:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_fill [2021-12-06 19:45:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_fill [2021-12-06 19:45:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc [2021-12-06 19:45:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc [2021-12-06 19:45:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure be_eq_notify [2021-12-06 19:45:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eq_notify [2021-12-06 19:45:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_msg_level [2021-12-06 19:45:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_msg_level [2021-12-06 19:45:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-06 19:45:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-06 19:45:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 19:45:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 19:45:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 19:45:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2021-12-06 19:45:22,696 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2021-12-06 19:45:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-12-06 19:45:22,696 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-12-06 19:45:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 19:45:22,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 19:45:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure be_open [2021-12-06 19:45:22,696 INFO L138 BoogieDeclarations]: Found implementation of procedure be_open [2021-12-06 19:45:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_mac_list [2021-12-06 19:45:22,696 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_mac_list [2021-12-06 19:45:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_vlan_config [2021-12-06 19:45:22,696 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_vlan_config [2021-12-06 19:45:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure be_unmap_pci_bars [2021-12-06 19:45:22,696 INFO L138 BoogieDeclarations]: Found implementation of procedure be_unmap_pci_bars [2021-12-06 19:45:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mccq [2021-12-06 19:45:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mccq [2021-12-06 19:45:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-06 19:45:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-06 19:45:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure amap_set [2021-12-06 19:45:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_set [2021-12-06 19:45:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-06 19:45:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-06 19:45:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-06 19:45:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-06 19:45:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_profile_config [2021-12-06 19:45:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_profile_config [2021-12-06 19:45:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-06 19:45:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-06 19:45:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_process [2021-12-06 19:45:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_process [2021-12-06 19:45:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 19:45:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure embedded_payload [2021-12-06 19:45:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure embedded_payload [2021-12-06 19:45:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure be_decode_resp_hdr [2021-12-06 19:45:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure be_decode_resp_hdr [2021-12-06 19:45:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2021-12-06 19:45:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2021-12-06 19:45:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:45:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-06 19:45:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-06 19:45:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-06 19:45:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-06 19:45:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 19:45:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc [2021-12-06 19:45:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc [2021-12-06 19:45:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-06 19:45:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-06 19:45:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 19:45:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_allowed [2021-12-06 19:45:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_allowed [2021-12-06 19:45:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 19:45:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 19:45:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-06 19:45:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-06 19:45:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure be_clear [2021-12-06 19:45:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure be_clear [2021-12-06 19:45:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure be_intr_set [2021-12-06 19:45:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure be_intr_set [2021-12-06 19:45:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_remove [2021-12-06 19:45:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_remove [2021-12-06 19:45:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_nic_desc [2021-12-06 19:45:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_nic_desc [2021-12-06 19:45:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_compl_get [2021-12-06 19:45:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_compl_get [2021-12-06 19:45:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_if_create [2021-12-06 19:45:22,701 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_if_create [2021-12-06 19:45:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure MODULO [2021-12-06 19:45:22,701 INFO L138 BoogieDeclarations]: Found implementation of procedure MODULO [2021-12-06 19:45:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure be_pause_supported [2021-12-06 19:45:22,701 INFO L138 BoogieDeclarations]: Found implementation of procedure be_pause_supported [2021-12-06 19:45:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-06 19:45:22,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-06 19:45:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-06 19:45:22,701 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-06 19:45:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-06 19:45:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-06 19:45:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure be_find_vfs [2021-12-06 19:45:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure be_find_vfs [2021-12-06 19:45:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure queue_head_node [2021-12-06 19:45:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_head_node [2021-12-06 19:45:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-06 19:45:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-06 19:45:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-06 19:45:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-06 19:45:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-06 19:45:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-06 19:45:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_if_destroy [2021-12-06 19:45:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_if_destroy [2021-12-06 19:45:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure be_error [2021-12-06 19:45:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure be_error [2021-12-06 19:45:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 19:45:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 19:45:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_alloc [2021-12-06 19:45:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_alloc [2021-12-06 19:45:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-06 19:45:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-06 19:45:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure nic_name [2021-12-06 19:45:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure nic_name [2021-12-06 19:45:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_node [2021-12-06 19:45:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_node [2021-12-06 19:45:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:45:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:45:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-06 19:45:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-06 19:45:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure be_vid_config [2021-12-06 19:45:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vid_config [2021-12-06 19:45:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_mac_addr_query [2021-12-06 19:45:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_mac_addr_query [2021-12-06 19:45:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-06 19:45:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-06 19:45:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 19:45:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 19:45:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2021-12-06 19:45:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2021-12-06 19:45:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 19:45:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify_wait [2021-12-06 19:45:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify_wait [2021-12-06 19:45:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 19:45:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_compl_get [2021-12-06 19:45:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_compl_get [2021-12-06 19:45:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-06 19:45:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-06 19:45:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure be_link_status_update [2021-12-06 19:45:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure be_link_status_update [2021-12-06 19:45:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 19:45:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 19:45:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-06 19:45:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-06 19:45:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-06 19:45:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-06 19:45:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure queue_head_inc [2021-12-06 19:45:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_head_inc [2021-12-06 19:45:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 19:45:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 19:45:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 19:45:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_test_and_set_rdy_state [2021-12-06 19:45:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_test_and_set_rdy_state [2021-12-06 19:45:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-06 19:45:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-06 19:45:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-06 19:45:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-06 19:45:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_fw_ver [2021-12-06 19:45:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_fw_ver [2021-12-06 19:45:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-06 19:45:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-06 19:45:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_flow_control [2021-12-06 19:45:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_flow_control [2021-12-06 19:45:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-06 19:45:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-06 19:45:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 19:45:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 19:45:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure be_stats_cleanup [2021-12-06 19:45:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure be_stats_cleanup [2021-12-06 19:45:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure be_eq_clean [2021-12-06 19:45:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eq_clean [2021-12-06 19:45:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_link_status_query [2021-12-06 19:45:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_link_status_query [2021-12-06 19:45:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure be_process_mcc [2021-12-06 19:45:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure be_process_mcc [2021-12-06 19:45:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-06 19:45:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-06 19:45:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure be_ipv6_tx_stall_chk [2021-12-06 19:45:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure be_ipv6_tx_stall_chk [2021-12-06 19:45:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_cq_create [2021-12-06 19:45:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_cq_create [2021-12-06 19:45:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2021-12-06 19:45:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2021-12-06 19:45:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-06 19:45:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-06 19:45:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 19:45:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 19:45:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_cnt_for_skb [2021-12-06 19:45:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_cnt_for_skb [2021-12-06 19:45:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_put_tag [2021-12-06 19:45:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_put_tag [2021-12-06 19:45:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-06 19:45:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-06 19:45:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rss_config [2021-12-06 19:45:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rss_config [2021-12-06 19:45:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-06 19:45:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-06 19:45:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-06 19:45:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-06 19:45:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure be_multi_rxq [2021-12-06 19:45:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure be_multi_rxq [2021-12-06 19:45:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-06 19:45:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-06 19:45:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_tx_vlan_tag [2021-12-06 19:45:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_tx_vlan_tag [2021-12-06 19:45:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mbox_lock_of_be_adapter [2021-12-06 19:45:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mbox_lock_of_be_adapter [2021-12-06 19:45:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 19:45:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-06 19:45:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-06 19:45:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-06 19:45:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-06 19:45:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-06 19:45:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-06 19:45:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 19:45:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-06 19:45:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-06 19:45:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure be_detect_error [2021-12-06 19:45:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure be_detect_error [2021-12-06 19:45:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure MODULO___0 [2021-12-06 19:45:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure MODULO___0 [2021-12-06 19:45:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-06 19:45:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-06 19:45:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure be_setup_wol [2021-12-06 19:45:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure be_setup_wol [2021-12-06 19:45:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-06 19:45:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-06 19:45:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2021-12-06 19:45:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2021-12-06 19:45:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-06 19:45:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-06 19:45:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 19:45:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc___0 [2021-12-06 19:45:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc___0 [2021-12-06 19:45:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-06 19:45:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-06 19:45:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify [2021-12-06 19:45:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify [2021-12-06 19:45:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure be_post_rx_frags [2021-12-06 19:45:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure be_post_rx_frags [2021-12-06 19:45:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_pmac_add [2021-12-06 19:45:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_pmac_add [2021-12-06 19:45:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-06 19:45:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-06 19:45:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-06 19:45:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-06 19:45:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 19:45:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 19:45:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_be_adapter_list_lock [2021-12-06 19:45:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_be_adapter_list_lock [2021-12-06 19:45:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-06 19:45:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-06 19:45:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2021-12-06 19:45:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2021-12-06 19:45:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-06 19:45:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-06 19:45:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_phy_info [2021-12-06 19:45:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_phy_info [2021-12-06 19:45:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_mc [2021-12-06 19:45:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_mc [2021-12-06 19:45:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_open [2021-12-06 19:45:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_open [2021-12-06 19:45:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-12-06 19:45:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-12-06 19:45:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-12-06 19:45:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-12-06 19:45:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure be_wrb_cmd_hdr_prepare [2021-12-06 19:45:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure be_wrb_cmd_hdr_prepare [2021-12-06 19:45:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure be_hw_error [2021-12-06 19:45:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure be_hw_error [2021-12-06 19:45:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-06 19:45:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-06 19:45:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2021-12-06 19:45:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2021-12-06 19:45:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 19:45:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 19:45:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_enable_magic_wol [2021-12-06 19:45:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_enable_magic_wol [2021-12-06 19:45:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_db_ready_wait [2021-12-06 19:45:22,718 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_db_ready_wait [2021-12-06 19:45:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-06 19:45:22,718 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-06 19:45:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 19:45:22,718 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 19:45:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-06 19:45:22,718 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-06 19:45:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 19:45:22,718 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 19:45:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_ext_fat_capabilites [2021-12-06 19:45:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_ext_fat_capabilites [2021-12-06 19:45:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure be_vf_clear [2021-12-06 19:45:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vf_clear [2021-12-06 19:45:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure be_eeh_resume [2021-12-06 19:45:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eeh_resume [2021-12-06 19:45:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 19:45:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_hsw_config [2021-12-06 19:45:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_hsw_config [2021-12-06 19:45:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 19:45:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 19:45:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_provisioning_error [2021-12-06 19:45:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_provisioning_error [2021-12-06 19:45:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure be_netpoll [2021-12-06 19:45:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure be_netpoll [2021-12-06 19:45:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure get_rx_page_info [2021-12-06 19:45:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rx_page_info [2021-12-06 19:45:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-06 19:45:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-06 19:45:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 19:45:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 19:45:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_wait_ready [2021-12-06 19:45:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_wait_ready [2021-12-06 19:45:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-06 19:45:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-06 19:45:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_pmac_del [2021-12-06 19:45:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_pmac_del [2021-12-06 19:45:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-06 19:45:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-06 19:45:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-06 19:45:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-06 19:45:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stats_from_cmd [2021-12-06 19:45:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stats_from_cmd [2021-12-06 19:45:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-06 19:45:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-06 19:45:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-06 19:45:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-06 19:45:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-06 19:45:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-06 19:45:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_ext_capability [2021-12-06 19:45:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_ext_capability [2021-12-06 19:45:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_add [2021-12-06 19:45:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_add [2021-12-06 19:45:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 19:45:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 19:45:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-06 19:45:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-06 19:45:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure be_remove [2021-12-06 19:45:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure be_remove [2021-12-06 19:45:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-06 19:45:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-06 19:45:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mbox [2021-12-06 19:45:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mbox [2021-12-06 19:45:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure amap_mask [2021-12-06 19:45:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_mask [2021-12-06 19:45:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-06 19:45:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-06 19:45:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rx_filter [2021-12-06 19:45:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rx_filter [2021-12-06 19:45:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-06 19:45:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-06 19:45:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure be_encoded_q_len [2021-12-06 19:45:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure be_encoded_q_len [2021-12-06 19:45:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure __get_unaligned_cpu32 [2021-12-06 19:45:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_unaligned_cpu32 [2021-12-06 19:45:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_reset_function [2021-12-06 19:45:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_reset_function [2021-12-06 19:45:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 19:45:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 19:45:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-06 19:45:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-06 19:45:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_wol_supported [2021-12-06 19:45:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_wol_supported [2021-12-06 19:45:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:45:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2021-12-06 19:45:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2021-12-06 19:45:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-06 19:45:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-06 19:45:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_compl_discard [2021-12-06 19:45:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_compl_discard [2021-12-06 19:45:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-06 19:45:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-06 19:45:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2021-12-06 19:45:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2021-12-06 19:45:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_flow_control [2021-12-06 19:45:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_flow_control [2021-12-06 19:45:23,628 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:45:23,633 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:55:24,410 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:55:24,443 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:55:24,443 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-06 19:55:24,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:55:24 BoogieIcfgContainer [2021-12-06 19:55:24,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:55:24,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 19:55:24,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 19:55:24,453 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 19:55:24,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:45:15" (1/3) ... [2021-12-06 19:55:24,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31113405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:55:24, skipping insertion in model container [2021-12-06 19:55:24,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:45:21" (2/3) ... [2021-12-06 19:55:24,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31113405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:55:24, skipping insertion in model container [2021-12-06 19:55:24,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:55:24" (3/3) ... [2021-12-06 19:55:24,455 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--net--ethernet--emulex--benet--be2net.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-12-06 19:55:24,460 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 19:55:24,460 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 19:55:24,512 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 19:55:24,518 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=PETRI_NET, 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 [2021-12-06 19:55:24,518 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 19:55:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand has 4920 states, 3347 states have (on average 1.3178966238422467) internal successors, (4411), 3413 states have internal predecessors, (4411), 1334 states have call successors, (1334), 239 states have call predecessors, (1334), 239 states have return successors, (1334), 1324 states have call predecessors, (1334), 1334 states have call successors, (1334) [2021-12-06 19:55:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-06 19:55:24,612 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:55:24,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:55:24,613 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:55:24,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:55:24,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1212404467, now seen corresponding path program 1 times [2021-12-06 19:55:24,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:55:24,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293657458] [2021-12-06 19:55:24,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:55:24,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:55:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:55:25,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:55:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:55:25,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:55:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:55:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:55:25,483 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:55:25,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293657458] [2021-12-06 19:55:25,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293657458] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:55:25,484 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:55:25,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:55:25,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197170240] [2021-12-06 19:55:25,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:55:25,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:55:25,489 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:55:25,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:55:25,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:55:25,520 INFO L87 Difference]: Start difference. First operand has 4920 states, 3347 states have (on average 1.3178966238422467) internal successors, (4411), 3413 states have internal predecessors, (4411), 1334 states have call successors, (1334), 239 states have call predecessors, (1334), 239 states have return successors, (1334), 1324 states have call predecessors, (1334), 1334 states have call successors, (1334) Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 19:55:27,668 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:55:29,914 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:55:45,887 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:55:50,547 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:55:52,587 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:56:32,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:56:32,630 INFO L93 Difference]: Finished difference Result 15721 states and 23215 transitions. [2021-12-06 19:56:32,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:56:32,633 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 19 [2021-12-06 19:56:32,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:56:32,725 INFO L225 Difference]: With dead ends: 15721 [2021-12-06 19:56:32,725 INFO L226 Difference]: Without dead ends: 10775 [2021-12-06 19:56:32,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:56:32,775 INFO L933 BasicCegarLoop]: 7789 mSDtfsCounter, 11439 mSDsluCounter, 1897 mSDsCounter, 0 mSdLazyCounter, 10619 mSolverCounterSat, 4890 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12977 SdHoareTripleChecker+Valid, 9686 SdHoareTripleChecker+Invalid, 15514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4890 IncrementalHoareTripleChecker+Valid, 10619 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.7s IncrementalHoareTripleChecker+Time [2021-12-06 19:56:32,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12977 Valid, 9686 Invalid, 15514 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4890 Valid, 10619 Invalid, 5 Unknown, 0 Unchecked, 65.7s Time] [2021-12-06 19:56:32,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10775 states. [2021-12-06 19:56:33,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10775 to 9213. [2021-12-06 19:56:33,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9213 states, 6331 states have (on average 1.3155899541936502) internal successors, (8329), 6434 states have internal predecessors, (8329), 2441 states have call successors, (2441), 427 states have call predecessors, (2441), 440 states have return successors, (2526), 2430 states have call predecessors, (2526), 2432 states have call successors, (2526) [2021-12-06 19:56:33,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9213 states to 9213 states and 13296 transitions. [2021-12-06 19:56:33,355 INFO L78 Accepts]: Start accepts. Automaton has 9213 states and 13296 transitions. Word has length 19 [2021-12-06 19:56:33,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:56:33,355 INFO L470 AbstractCegarLoop]: Abstraction has 9213 states and 13296 transitions. [2021-12-06 19:56:33,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 19:56:33,356 INFO L276 IsEmpty]: Start isEmpty. Operand 9213 states and 13296 transitions. [2021-12-06 19:56:33,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-06 19:56:33,357 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:56:33,357 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:56:33,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 19:56:33,357 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:56:33,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:56:33,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1073973191, now seen corresponding path program 1 times [2021-12-06 19:56:33,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:56:33,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181766651] [2021-12-06 19:56:33,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:56:33,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:56:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:56:33,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:56:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:56:33,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:56:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:56:33,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:56:33,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:56:33,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181766651] [2021-12-06 19:56:33,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181766651] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:56:33,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:56:33,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:56:33,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747968562] [2021-12-06 19:56:33,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:56:33,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:56:33,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:56:33,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:56:33,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:56:33,899 INFO L87 Difference]: Start difference. First operand 9213 states and 13296 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 19:56:36,025 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:56:38,294 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:57:02,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:57:02,918 INFO L93 Difference]: Finished difference Result 10769 states and 15743 transitions. [2021-12-06 19:57:02,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:57:02,919 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20 [2021-12-06 19:57:02,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:57:02,980 INFO L225 Difference]: With dead ends: 10769 [2021-12-06 19:57:02,980 INFO L226 Difference]: Without dead ends: 10766 [2021-12-06 19:57:02,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:57:02,986 INFO L933 BasicCegarLoop]: 6935 mSDtfsCounter, 9127 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 4019 mSolverCounterSat, 4025 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9854 SdHoareTripleChecker+Valid, 7811 SdHoareTripleChecker+Invalid, 8046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4025 IncrementalHoareTripleChecker+Valid, 4019 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:57:02,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9854 Valid, 7811 Invalid, 8046 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4025 Valid, 4019 Invalid, 2 Unknown, 0 Unchecked, 28.3s Time] [2021-12-06 19:57:02,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10766 states. [2021-12-06 19:57:03,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10766 to 9212. [2021-12-06 19:57:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9212 states, 6331 states have (on average 1.3154320012636234) internal successors, (8328), 6433 states have internal predecessors, (8328), 2440 states have call successors, (2440), 427 states have call predecessors, (2440), 440 states have return successors, (2526), 2430 states have call predecessors, (2526), 2432 states have call successors, (2526) [2021-12-06 19:57:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9212 states to 9212 states and 13294 transitions. [2021-12-06 19:57:03,376 INFO L78 Accepts]: Start accepts. Automaton has 9212 states and 13294 transitions. Word has length 20 [2021-12-06 19:57:03,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:57:03,377 INFO L470 AbstractCegarLoop]: Abstraction has 9212 states and 13294 transitions. [2021-12-06 19:57:03,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 19:57:03,377 INFO L276 IsEmpty]: Start isEmpty. Operand 9212 states and 13294 transitions. [2021-12-06 19:57:03,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-12-06 19:57:03,378 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:57:03,378 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:57:03,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 19:57:03,378 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:57:03,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:57:03,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1062768310, now seen corresponding path program 1 times [2021-12-06 19:57:03,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:57:03,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424028843] [2021-12-06 19:57:03,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:57:03,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:57:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:57:03,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:57:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:57:03,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:57:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:57:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:57:03,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:57:03,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424028843] [2021-12-06 19:57:03,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424028843] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:57:03,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:57:03,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:57:03,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405631512] [2021-12-06 19:57:03,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:57:03,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:57:03,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:57:03,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:57:03,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:57:03,862 INFO L87 Difference]: Start difference. First operand 9212 states and 13294 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 19:57:05,975 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:57:08,224 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:57:40,362 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:57:46,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:57:48,936 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:58:23,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:58:23,308 INFO L93 Difference]: Finished difference Result 29002 states and 42665 transitions. [2021-12-06 19:58:23,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:58:23,309 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 21 [2021-12-06 19:58:23,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:58:23,404 INFO L225 Difference]: With dead ends: 29002 [2021-12-06 19:58:23,405 INFO L226 Difference]: Without dead ends: 19803 [2021-12-06 19:58:23,463 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:58:23,464 INFO L933 BasicCegarLoop]: 8183 mSDtfsCounter, 11694 mSDsluCounter, 3896 mSDsCounter, 0 mSdLazyCounter, 10756 mSolverCounterSat, 5446 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12954 SdHoareTripleChecker+Valid, 12079 SdHoareTripleChecker+Invalid, 16207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5446 IncrementalHoareTripleChecker+Valid, 10756 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.9s IncrementalHoareTripleChecker+Time [2021-12-06 19:58:23,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12954 Valid, 12079 Invalid, 16207 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5446 Valid, 10756 Invalid, 5 Unknown, 0 Unchecked, 77.9s Time] [2021-12-06 19:58:23,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19803 states. [2021-12-06 19:58:24,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19803 to 17973. [2021-12-06 19:58:24,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17973 states, 12309 states have (on average 1.3117231294174994) internal successors, (16146), 12564 states have internal predecessors, (16146), 4772 states have call successors, (4772), 849 states have call predecessors, (4772), 891 states have return successors, (5212), 4712 states have call predecessors, (5212), 4746 states have call successors, (5212) [2021-12-06 19:58:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17973 states to 17973 states and 26130 transitions. [2021-12-06 19:58:24,226 INFO L78 Accepts]: Start accepts. Automaton has 17973 states and 26130 transitions. Word has length 21 [2021-12-06 19:58:24,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:58:24,226 INFO L470 AbstractCegarLoop]: Abstraction has 17973 states and 26130 transitions. [2021-12-06 19:58:24,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 19:58:24,227 INFO L276 IsEmpty]: Start isEmpty. Operand 17973 states and 26130 transitions. [2021-12-06 19:58:24,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-12-06 19:58:24,227 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:58:24,227 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:58:24,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 19:58:24,227 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:58:24,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:58:24,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1417717028, now seen corresponding path program 1 times [2021-12-06 19:58:24,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:58:24,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606524818] [2021-12-06 19:58:24,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:58:24,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:58:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:24,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:58:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:24,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:58:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:24,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:58:24,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:58:24,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606524818] [2021-12-06 19:58:24,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606524818] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:58:24,737 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:58:24,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:58:24,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799107522] [2021-12-06 19:58:24,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:58:24,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:58:24,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:58:24,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:58:24,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:58:24,739 INFO L87 Difference]: Start difference. First operand 17973 states and 26130 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 19:58:26,867 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:58:29,116 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:58:55,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:58:55,205 INFO L93 Difference]: Finished difference Result 19862 states and 29206 transitions. [2021-12-06 19:58:55,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:58:55,206 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2021-12-06 19:58:55,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:58:55,286 INFO L225 Difference]: With dead ends: 19862 [2021-12-06 19:58:55,287 INFO L226 Difference]: Without dead ends: 19850 [2021-12-06 19:58:55,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:58:55,302 INFO L933 BasicCegarLoop]: 6763 mSDtfsCounter, 9233 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 3987 mSolverCounterSat, 4116 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9960 SdHoareTripleChecker+Valid, 7639 SdHoareTripleChecker+Invalid, 8105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4116 IncrementalHoareTripleChecker+Valid, 3987 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:58:55,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9960 Valid, 7639 Invalid, 8105 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4116 Valid, 3987 Invalid, 2 Unknown, 0 Unchecked, 29.4s Time] [2021-12-06 19:58:55,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19850 states. [2021-12-06 19:58:55,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19850 to 18098. [2021-12-06 19:58:55,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18098 states, 12400 states have (on average 1.3110483870967742) internal successors, (16257), 12654 states have internal predecessors, (16257), 4800 states have call successors, (4800), 848 states have call predecessors, (4800), 897 states have return successors, (5252), 4748 states have call predecessors, (5252), 4776 states have call successors, (5252) [2021-12-06 19:58:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18098 states to 18098 states and 26309 transitions. [2021-12-06 19:58:56,021 INFO L78 Accepts]: Start accepts. Automaton has 18098 states and 26309 transitions. Word has length 22 [2021-12-06 19:58:56,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:58:56,021 INFO L470 AbstractCegarLoop]: Abstraction has 18098 states and 26309 transitions. [2021-12-06 19:58:56,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 19:58:56,021 INFO L276 IsEmpty]: Start isEmpty. Operand 18098 states and 26309 transitions. [2021-12-06 19:58:56,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-12-06 19:58:56,027 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:58:56,027 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 19:58:56,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 19:58:56,027 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:58:56,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:58:56,028 INFO L85 PathProgramCache]: Analyzing trace with hash 530517706, now seen corresponding path program 1 times [2021-12-06 19:58:56,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:58:56,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064475183] [2021-12-06 19:58:56,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:58:56,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:58:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:56,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:58:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:56,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:58:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:56,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-06 19:58:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:56,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:58:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:56,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-06 19:58:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:56,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 19:58:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:58:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-06 19:58:56,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:58:56,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064475183] [2021-12-06 19:58:56,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064475183] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:58:56,617 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:58:56,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:58:56,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833256866] [2021-12-06 19:58:56,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:58:56,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:58:56,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:58:56,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:58:56,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:58:56,618 INFO L87 Difference]: Start difference. First operand 18098 states and 26309 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 19:58:58,750 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:59:17,598 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []