./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/config/TaipanReach.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_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8b2b135f8e4d9f7a73d2b78fa839087222046a556911c1e8e083fc9c4e5d06d4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:57:42,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:57:42,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:57:42,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:57:42,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:57:42,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:57:42,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:57:42,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:57:42,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:57:42,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:57:42,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:57:42,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:57:42,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:57:42,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:57:42,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:57:42,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:57:42,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:57:42,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:57:42,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:57:42,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:57:42,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:57:42,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:57:42,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:57:42,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:57:42,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:57:42,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:57:42,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:57:42,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:57:42,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:57:42,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:57:42,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:57:42,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:57:42,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:57:42,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:57:42,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:57:42,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:57:42,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:57:42,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:57:42,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:57:42,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:57:42,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:57:42,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:57:42,666 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:57:42,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:57:42,667 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:57:42,667 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:57:42,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:57:42,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:57:42,668 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:57:42,668 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:57:42,668 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:57:42,669 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:57:42,670 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:57:42,670 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:57:42,670 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:57:42,670 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:57:42,670 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:57:42,671 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:57:42,671 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:57:42,671 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:57:42,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:57:42,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:57:42,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:57:42,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:57:42,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:57:42,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:57:42,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:57:42,673 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:57:42,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:57:42,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:57:42,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:57:42,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:57:42,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:57:42,675 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:57:42,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:57:42,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:57:42,675 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:57:42,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:57:42,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:57:42,676 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:57:42,676 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_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b2b135f8e4d9f7a73d2b78fa839087222046a556911c1e8e083fc9c4e5d06d4 [2022-11-22 01:57:43,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:57:43,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:57:43,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:57:43,028 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:57:43,029 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:57:43,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/../../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 [2022-11-22 01:57:46,047 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:57:46,917 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:57:46,918 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/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 [2022-11-22 01:57:46,984 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/data/051ff530e/5aca0eff7fd34cee96db20c1a4e25dce/FLAG7e354b85a [2022-11-22 01:57:47,002 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/data/051ff530e/5aca0eff7fd34cee96db20c1a4e25dce [2022-11-22 01:57:47,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:57:47,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:57:47,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:57:47,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:57:47,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:57:47,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:57:47" (1/1) ... [2022-11-22 01:57:47,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790db216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:47, skipping insertion in model container [2022-11-22 01:57:47,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:57:47" (1/1) ... [2022-11-22 01:57:47,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:57:47,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:57:54,011 WARN L237 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_2c5b5efd-ad42-41a6-913f-b545955ab011/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] [2022-11-22 01:57:54,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:57:54,295 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:57:55,186 WARN L237 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_2c5b5efd-ad42-41a6-913f-b545955ab011/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] [2022-11-22 01:57:55,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:57:55,774 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:57:55,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55 WrapperNode [2022-11-22 01:57:55,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:57:55,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:57:55,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:57:55,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:57:55,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:56,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:56,646 INFO L138 Inliner]: procedures = 720, calls = 7917, calls flagged for inlining = 365, calls inlined = 287, statements flattened = 15039 [2022-11-22 01:57:56,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:57:56,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:57:56,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:57:56,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:57:56,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:56,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:56,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:56,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:56,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:57,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:57,228 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:57,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:57,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:57:57,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:57:57,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:57:57,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:57:57,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (1/1) ... [2022-11-22 01:57:57,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:57:57,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:57:57,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:57:57,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5b5efd-ad42-41a6-913f-b545955ab011/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:57:57,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_be_adapter_list_lock [2022-11-22 01:57:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_be_adapter_list_lock [2022-11-22 01:57:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-22 01:57:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-22 01:57:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_use [2022-11-22 01:57:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_use [2022-11-22 01:57:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 01:57:57,535 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 01:57:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-22 01:57:57,535 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-22 01:57:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure be_fw_wait_ready [2022-11-22 01:57:57,535 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fw_wait_ready [2022-11-22 01:57:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure be_setup [2022-11-22 01:57:57,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_setup [2022-11-22 01:57:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify_wait [2022-11-22 01:57:57,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify_wait [2022-11-22 01:57:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_compl_process [2022-11-22 01:57:57,536 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_compl_process [2022-11-22 01:57:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:57:57,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:57:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure be_close [2022-11-22 01:57:57,537 INFO L138 BoogieDeclarations]: Found implementation of procedure be_close [2022-11-22 01:57:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_wol_excluded [2022-11-22 01:57:57,538 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_wol_excluded [2022-11-22 01:57:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-22 01:57:57,539 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-22 01:57:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure amap_get [2022-11-22 01:57:57,539 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_get [2022-11-22 01:57:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 01:57:57,554 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 01:57:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2022-11-22 01:57:57,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2022-11-22 01:57:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-22 01:57:57,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-22 01:57:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_q_destroy [2022-11-22 01:57:57,555 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_q_destroy [2022-11-22 01:57:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-11-22 01:57:57,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-11-22 01:57:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 01:57:57,556 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 01:57:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 01:57:57,557 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_is_new [2022-11-22 01:57:57,557 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_is_new [2022-11-22 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure be_roce_dev_remove [2022-11-22 01:57:57,557 INFO L138 BoogieDeclarations]: Found implementation of procedure be_roce_dev_remove [2022-11-22 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_qos [2022-11-22 01:57:57,558 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_qos [2022-11-22 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2022-11-22 01:57:57,559 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2022-11-22 01:57:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-22 01:57:57,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-22 01:57:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 01:57:57,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 01:57:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-11-22 01:57:57,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-11-22 01:57:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 01:57:57,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 01:57:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure events_get [2022-11-22 01:57:57,561 INFO L138 BoogieDeclarations]: Found implementation of procedure events_get [2022-11-22 01:57:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 01:57:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure be_insert_vlan_in_pkt [2022-11-22 01:57:57,561 INFO L138 BoogieDeclarations]: Found implementation of procedure be_insert_vlan_in_pkt [2022-11-22 01:57:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure swap_dws [2022-11-22 01:57:57,562 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_dws [2022-11-22 01:57:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 01:57:57,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 01:57:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rxq_create [2022-11-22 01:57:57,562 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rxq_create [2022-11-22 01:57:57,563 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix_disable [2022-11-22 01:57:57,563 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix_disable [2022-11-22 01:57:57,563 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_rx_mode [2022-11-22 01:57:57,563 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_rx_mode [2022-11-22 01:57:57,563 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-22 01:57:57,563 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-22 01:57:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_page_addrs_prepare [2022-11-22 01:57:57,564 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_page_addrs_prepare [2022-11-22 01:57:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 01:57:57,564 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 01:57:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2022-11-22 01:57:57,564 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2022-11-22 01:57:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-22 01:57:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-22 01:57:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:57:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-11-22 01:57:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-11-22 01:57:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-22 01:57:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-22 01:57:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_tx_frag [2022-11-22 01:57:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_tx_frag [2022-11-22 01:57:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure db_bar [2022-11-22 01:57:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure db_bar [2022-11-22 01:57:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 01:57:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 01:57:57,567 INFO L130 BoogieDeclarations]: Found specification of procedure be_msix_vec_get [2022-11-22 01:57:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure be_msix_vec_get [2022-11-22 01:57:57,567 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 01:57:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 01:57:57,567 INFO L130 BoogieDeclarations]: Found specification of procedure be_ctrl_cleanup [2022-11-22 01:57:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure be_ctrl_cleanup [2022-11-22 01:57:57,568 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-22 01:57:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-22 01:57:57,568 INFO L130 BoogieDeclarations]: Found specification of procedure be_cq_notify [2022-11-22 01:57:57,568 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cq_notify [2022-11-22 01:57:57,568 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_free [2022-11-22 01:57:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_free [2022-11-22 01:57:57,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:57:57,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mbox_lock_of_be_adapter [2022-11-22 01:57:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mbox_lock_of_be_adapter [2022-11-22 01:57:57,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-22 01:57:57,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-22 01:57:57,570 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_mac_from_list [2022-11-22 01:57:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_mac_from_list [2022-11-22 01:57:57,570 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-22 01:57:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-22 01:57:57,570 INFO L130 BoogieDeclarations]: Found specification of procedure qnq_async_evt_rcvd [2022-11-22 01:57:57,570 INFO L138 BoogieDeclarations]: Found implementation of procedure qnq_async_evt_rcvd [2022-11-22 01:57:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 01:57:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 01:57:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure be_shutdown [2022-11-22 01:57:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure be_shutdown [2022-11-22 01:57:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_fw_init [2022-11-22 01:57:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_fw_init [2022-11-22 01:57:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 01:57:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 01:57:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:57:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_fill [2022-11-22 01:57:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_fill [2022-11-22 01:57:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc [2022-11-22 01:57:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc [2022-11-22 01:57:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure be_eq_notify [2022-11-22 01:57:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eq_notify [2022-11-22 01:57:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure be_set_msg_level [2022-11-22 01:57:57,588 INFO L138 BoogieDeclarations]: Found implementation of procedure be_set_msg_level [2022-11-22 01:57:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-11-22 01:57:57,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-11-22 01:57:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:57:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 01:57:57,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 01:57:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2022-11-22 01:57:57,589 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2022-11-22 01:57:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-22 01:57:57,589 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-22 01:57:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:57:57,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:57:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure be_open [2022-11-22 01:57:57,590 INFO L138 BoogieDeclarations]: Found implementation of procedure be_open [2022-11-22 01:57:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_mac_list [2022-11-22 01:57:57,590 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_mac_list [2022-11-22 01:57:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_vlan_config [2022-11-22 01:57:57,590 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_vlan_config [2022-11-22 01:57:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure be_unmap_pci_bars [2022-11-22 01:57:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure be_unmap_pci_bars [2022-11-22 01:57:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mccq [2022-11-22 01:57:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mccq [2022-11-22 01:57:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-22 01:57:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-22 01:57:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure amap_set [2022-11-22 01:57:57,592 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_set [2022-11-22 01:57:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-22 01:57:57,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-22 01:57:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 01:57:57,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 01:57:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_profile_config [2022-11-22 01:57:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_profile_config [2022-11-22 01:57:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-22 01:57:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-22 01:57:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_process [2022-11-22 01:57:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_process [2022-11-22 01:57:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:57:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure embedded_payload [2022-11-22 01:57:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure embedded_payload [2022-11-22 01:57:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure be_decode_resp_hdr [2022-11-22 01:57:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure be_decode_resp_hdr [2022-11-22 01:57:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-11-22 01:57:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-11-22 01:57:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:57:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 01:57:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 01:57:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 01:57:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 01:57:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:57:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc [2022-11-22 01:57:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc [2022-11-22 01:57:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-22 01:57:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-22 01:57:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 01:57:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_allowed [2022-11-22 01:57:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_allowed [2022-11-22 01:57:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:57:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:57:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 01:57:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 01:57:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure be_clear [2022-11-22 01:57:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure be_clear [2022-11-22 01:57:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure be_intr_set [2022-11-22 01:57:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure be_intr_set [2022-11-22 01:57:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_remove [2022-11-22 01:57:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_remove [2022-11-22 01:57:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_nic_desc [2022-11-22 01:57:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_nic_desc [2022-11-22 01:57:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure be_tx_compl_get [2022-11-22 01:57:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure be_tx_compl_get [2022-11-22 01:57:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_if_create [2022-11-22 01:57:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_if_create [2022-11-22 01:57:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure MODULO [2022-11-22 01:57:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure MODULO [2022-11-22 01:57:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure be_pause_supported [2022-11-22 01:57:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure be_pause_supported [2022-11-22 01:57:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-22 01:57:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-22 01:57:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 01:57:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 01:57:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 01:57:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 01:57:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure be_find_vfs [2022-11-22 01:57:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure be_find_vfs [2022-11-22 01:57:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure queue_head_node [2022-11-22 01:57:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_head_node [2022-11-22 01:57:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-22 01:57:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-22 01:57:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-22 01:57:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-22 01:57:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-22 01:57:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-22 01:57:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_if_destroy [2022-11-22 01:57:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_if_destroy [2022-11-22 01:57:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure be_error [2022-11-22 01:57:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure be_error [2022-11-22 01:57:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 01:57:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 01:57:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_alloc [2022-11-22 01:57:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_alloc [2022-11-22 01:57:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-22 01:57:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-22 01:57:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure nic_name [2022-11-22 01:57:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure nic_name [2022-11-22 01:57:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_node [2022-11-22 01:57:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_node [2022-11-22 01:57:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:57:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:57:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-22 01:57:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-22 01:57:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure be_vid_config [2022-11-22 01:57:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vid_config [2022-11-22 01:57:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_mac_addr_query [2022-11-22 01:57:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_mac_addr_query [2022-11-22 01:57:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-22 01:57:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-22 01:57:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-22 01:57:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-22 01:57:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2022-11-22 01:57:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2022-11-22 01:57:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:57:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify_wait [2022-11-22 01:57:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify_wait [2022-11-22 01:57:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:57:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_compl_get [2022-11-22 01:57:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_compl_get [2022-11-22 01:57:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-22 01:57:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-22 01:57:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure be_link_status_update [2022-11-22 01:57:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure be_link_status_update [2022-11-22 01:57:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 01:57:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 01:57:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-22 01:57:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-22 01:57:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 01:57:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 01:57:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure queue_head_inc [2022-11-22 01:57:57,612 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_head_inc [2022-11-22 01:57:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 01:57:57,612 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 01:57:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 01:57:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_test_and_set_rdy_state [2022-11-22 01:57:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_test_and_set_rdy_state [2022-11-22 01:57:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-22 01:57:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-22 01:57:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 01:57:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 01:57:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_fw_ver [2022-11-22 01:57:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_fw_ver [2022-11-22 01:57:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-22 01:57:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-22 01:57:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_flow_control [2022-11-22 01:57:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_flow_control [2022-11-22 01:57:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-22 01:57:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-22 01:57:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-22 01:57:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-22 01:57:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure be_stats_cleanup [2022-11-22 01:57:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure be_stats_cleanup [2022-11-22 01:57:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure be_eq_clean [2022-11-22 01:57:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eq_clean [2022-11-22 01:57:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_link_status_query [2022-11-22 01:57:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_link_status_query [2022-11-22 01:57:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure be_process_mcc [2022-11-22 01:57:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure be_process_mcc [2022-11-22 01:57:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-22 01:57:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-22 01:57:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure be_ipv6_tx_stall_chk [2022-11-22 01:57:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure be_ipv6_tx_stall_chk [2022-11-22 01:57:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_cq_create [2022-11-22 01:57:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_cq_create [2022-11-22 01:57:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2022-11-22 01:57:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2022-11-22 01:57:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 01:57:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 01:57:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 01:57:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 01:57:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_cnt_for_skb [2022-11-22 01:57:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_cnt_for_skb [2022-11-22 01:57:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_put_tag [2022-11-22 01:57:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_put_tag [2022-11-22 01:57:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-22 01:57:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-22 01:57:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rss_config [2022-11-22 01:57:57,633 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rss_config [2022-11-22 01:57:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-22 01:57:57,633 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-22 01:57:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-22 01:57:57,633 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-22 01:57:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_multi_rxq [2022-11-22 01:57:57,634 INFO L138 BoogieDeclarations]: Found implementation of procedure be_multi_rxq [2022-11-22 01:57:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-22 01:57:57,634 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-22 01:57:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure be_get_tx_vlan_tag [2022-11-22 01:57:57,634 INFO L138 BoogieDeclarations]: Found implementation of procedure be_get_tx_vlan_tag [2022-11-22 01:57:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mbox_lock_of_be_adapter [2022-11-22 01:57:57,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mbox_lock_of_be_adapter [2022-11-22 01:57:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:57:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-22 01:57:57,635 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-22 01:57:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-22 01:57:57,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-22 01:57:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 01:57:57,636 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 01:57:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:57:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-22 01:57:57,636 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-22 01:57:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure be_detect_error [2022-11-22 01:57:57,636 INFO L138 BoogieDeclarations]: Found implementation of procedure be_detect_error [2022-11-22 01:57:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure MODULO___0 [2022-11-22 01:57:57,637 INFO L138 BoogieDeclarations]: Found implementation of procedure MODULO___0 [2022-11-22 01:57:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-22 01:57:57,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-22 01:57:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure be_setup_wol [2022-11-22 01:57:57,637 INFO L138 BoogieDeclarations]: Found implementation of procedure be_setup_wol [2022-11-22 01:57:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-11-22 01:57:57,638 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-11-22 01:57:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2022-11-22 01:57:57,638 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2022-11-22 01:57:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-22 01:57:57,638 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-22 01:57:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:57:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc___0 [2022-11-22 01:57:57,639 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc___0 [2022-11-22 01:57:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-22 01:57:57,639 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-22 01:57:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify [2022-11-22 01:57:57,639 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify [2022-11-22 01:57:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure be_post_rx_frags [2022-11-22 01:57:57,640 INFO L138 BoogieDeclarations]: Found implementation of procedure be_post_rx_frags [2022-11-22 01:57:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_pmac_add [2022-11-22 01:57:57,640 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_pmac_add [2022-11-22 01:57:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-22 01:57:57,640 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-22 01:57:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-22 01:57:57,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-22 01:57:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 01:57:57,641 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 01:57:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_be_adapter_list_lock [2022-11-22 01:57:57,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_be_adapter_list_lock [2022-11-22 01:57:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-22 01:57:57,642 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-22 01:57:57,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-11-22 01:57:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-11-22 01:57:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-22 01:57:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-22 01:57:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_phy_info [2022-11-22 01:57:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_phy_info [2022-11-22 01:57:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_mc [2022-11-22 01:57:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_mc [2022-11-22 01:57:57,656 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_open [2022-11-22 01:57:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_open [2022-11-22 01:57:57,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-22 01:57:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-22 01:57:57,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-22 01:57:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-22 01:57:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure be_wrb_cmd_hdr_prepare [2022-11-22 01:57:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure be_wrb_cmd_hdr_prepare [2022-11-22 01:57:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure be_hw_error [2022-11-22 01:57:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure be_hw_error [2022-11-22 01:57:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-22 01:57:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-22 01:57:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-11-22 01:57:57,658 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-11-22 01:57:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 01:57:57,658 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 01:57:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_enable_magic_wol [2022-11-22 01:57:57,658 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_enable_magic_wol [2022-11-22 01:57:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_db_ready_wait [2022-11-22 01:57:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_db_ready_wait [2022-11-22 01:57:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-22 01:57:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-22 01:57:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 01:57:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 01:57:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-22 01:57:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-22 01:57:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:57:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:57:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_get_ext_fat_capabilites [2022-11-22 01:57:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_get_ext_fat_capabilites [2022-11-22 01:57:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure be_vf_clear [2022-11-22 01:57:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure be_vf_clear [2022-11-22 01:57:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_eeh_resume [2022-11-22 01:57:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure be_eeh_resume [2022-11-22 01:57:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:57:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_hsw_config [2022-11-22 01:57:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_hsw_config [2022-11-22 01:57:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:57:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:57:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_provisioning_error [2022-11-22 01:57:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_provisioning_error [2022-11-22 01:57:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure be_netpoll [2022-11-22 01:57:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure be_netpoll [2022-11-22 01:57:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure get_rx_page_info [2022-11-22 01:57:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rx_page_info [2022-11-22 01:57:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-22 01:57:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-22 01:57:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 01:57:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 01:57:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure lancer_wait_ready [2022-11-22 01:57:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure lancer_wait_ready [2022-11-22 01:57:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-11-22 01:57:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-11-22 01:57:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_pmac_del [2022-11-22 01:57:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_pmac_del [2022-11-22 01:57:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-22 01:57:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-22 01:57:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-22 01:57:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-22 01:57:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stats_from_cmd [2022-11-22 01:57:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stats_from_cmd [2022-11-22 01:57:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-22 01:57:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-22 01:57:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-22 01:57:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-22 01:57:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-22 01:57:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-22 01:57:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_ext_capability [2022-11-22 01:57:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_ext_capability [2022-11-22 01:57:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure _be_roce_dev_add [2022-11-22 01:57:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure _be_roce_dev_add [2022-11-22 01:57:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 01:57:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 01:57:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-22 01:57:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-22 01:57:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure be_remove [2022-11-22 01:57:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure be_remove [2022-11-22 01:57:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-22 01:57:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-22 01:57:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mbox [2022-11-22 01:57:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mbox [2022-11-22 01:57:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure amap_mask [2022-11-22 01:57:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_mask [2022-11-22 01:57:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 01:57:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 01:57:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_rx_filter [2022-11-22 01:57:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_rx_filter [2022-11-22 01:57:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-22 01:57:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-22 01:57:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure be_encoded_q_len [2022-11-22 01:57:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure be_encoded_q_len [2022-11-22 01:57:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure __get_unaligned_cpu32 [2022-11-22 01:57:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_unaligned_cpu32 [2022-11-22 01:57:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_reset_function [2022-11-22 01:57:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_reset_function [2022-11-22 01:57:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 01:57:57,670 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 01:57:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-22 01:57:57,670 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-22 01:57:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure be_is_wol_supported [2022-11-22 01:57:57,670 INFO L138 BoogieDeclarations]: Found implementation of procedure be_is_wol_supported [2022-11-22 01:57:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:57:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2022-11-22 01:57:57,671 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2022-11-22 01:57:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-22 01:57:57,671 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-22 01:57:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure be_rx_compl_discard [2022-11-22 01:57:57,671 INFO L138 BoogieDeclarations]: Found implementation of procedure be_rx_compl_discard [2022-11-22 01:57:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 01:57:57,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 01:57:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-22 01:57:57,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-22 01:57:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_set_flow_control [2022-11-22 01:57:57,672 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_set_flow_control [2022-11-22 01:57:59,428 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:57:59,438 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:10:08,591 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:10:17,163 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:10:17,163 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-22 02:10:17,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:10:17 BoogieIcfgContainer [2022-11-22 02:10:17,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:10:17,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:10:17,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:10:17,178 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:10:17,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:57:47" (1/3) ... [2022-11-22 02:10:17,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46a85141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:10:17, skipping insertion in model container [2022-11-22 02:10:17,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:57:55" (2/3) ... [2022-11-22 02:10:17,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46a85141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:10:17, skipping insertion in model container [2022-11-22 02:10:17,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:10:17" (3/3) ... [2022-11-22 02:10:17,181 INFO L112 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 [2022-11-22 02:10:17,209 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:10:17,209 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:10:17,544 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:10:17,553 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@35969e38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:10:17,553 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:10:17,573 INFO L276 IsEmpty]: Start isEmpty. Operand has 3906 states, 2333 states have (on average 1.2738962708958423) internal successors, (2972), 2399 states have internal predecessors, (2972), 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) [2022-11-22 02:10:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-22 02:10:17,584 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:10:17,584 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:10:17,585 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:10:17,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:10:17,592 INFO L85 PathProgramCache]: Analyzing trace with hash -884421256, now seen corresponding path program 1 times [2022-11-22 02:10:17,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:10:17,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397835848] [2022-11-22 02:10:17,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:10:17,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:10:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:10:19,345 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:10:19,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397835848] [2022-11-22 02:10:19,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397835848] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:10:19,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:10:19,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:10:19,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063778228] [2022-11-22 02:10:19,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:10:19,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:10:19,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:10:19,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:10:19,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:10:19,416 INFO L87 Difference]: Start difference. First operand has 3906 states, 2333 states have (on average 1.2738962708958423) internal successors, (2972), 2399 states have internal predecessors, (2972), 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 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-22 02:10:21,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:26,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:28,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:30,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:33,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:35,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:37,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:39,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:46,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:10:46,940 INFO L93 Difference]: Finished difference Result 10393 states and 15096 transitions. [2022-11-22 02:10:46,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:10:46,943 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (4), 3 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 13 [2022-11-22 02:10:46,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:10:47,022 INFO L225 Difference]: With dead ends: 10393 [2022-11-22 02:10:47,022 INFO L226 Difference]: Without dead ends: 6462 [2022-11-22 02:10:47,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:10:47,079 INFO L413 NwaCegarLoop]: 6473 mSDtfsCounter, 5270 mSDsluCounter, 3627 mSDsCounter, 0 mSdLazyCounter, 924 mSolverCounterSat, 4 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5276 SdHoareTripleChecker+Valid, 10100 SdHoareTripleChecker+Invalid, 933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 924 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:10:47,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5276 Valid, 10100 Invalid, 933 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 924 Invalid, 5 Unknown, 0 Unchecked, 26.6s Time] [2022-11-22 02:10:47,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6462 states. [2022-11-22 02:10:47,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6462 to 6449. [2022-11-22 02:10:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6449 states, 3837 states have (on average 1.2587959343236903) internal successors, (4830), 3929 states have internal predecessors, (4830), 2186 states have call successors, (2186), 427 states have call predecessors, (2186), 425 states have return successors, (2192), 2162 states have call predecessors, (2192), 2177 states have call successors, (2192) [2022-11-22 02:10:47,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6449 states to 6449 states and 9208 transitions. [2022-11-22 02:10:47,726 INFO L78 Accepts]: Start accepts. Automaton has 6449 states and 9208 transitions. Word has length 13 [2022-11-22 02:10:47,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:10:47,727 INFO L495 AbstractCegarLoop]: Abstraction has 6449 states and 9208 transitions. [2022-11-22 02:10:47,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-22 02:10:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand 6449 states and 9208 transitions. [2022-11-22 02:10:47,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-22 02:10:47,729 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:10:47,729 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:10:47,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:10:47,730 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:10:47,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:10:47,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1651030903, now seen corresponding path program 1 times [2022-11-22 02:10:47,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:10:47,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765756515] [2022-11-22 02:10:47,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:10:47,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:10:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:10:49,010 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:10:49,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765756515] [2022-11-22 02:10:49,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765756515] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:10:49,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:10:49,011 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:10:49,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926690697] [2022-11-22 02:10:49,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:10:49,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:10:49,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:10:49,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:10:49,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:10:49,014 INFO L87 Difference]: Start difference. First operand 6449 states and 9208 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-22 02:10:51,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:53,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:57,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:59,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:02,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:04,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:06,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:11,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-22 02:11:14,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:11:14,554 INFO L93 Difference]: Finished difference Result 7956 states and 11332 transitions. [2022-11-22 02:11:14,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:11:14,555 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (4), 3 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 14 [2022-11-22 02:11:14,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:11:14,607 INFO L225 Difference]: With dead ends: 7956 [2022-11-22 02:11:14,607 INFO L226 Difference]: Without dead ends: 7953 [2022-11-22 02:11:14,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:14,615 INFO L413 NwaCegarLoop]: 6293 mSDtfsCounter, 5548 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 753 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5554 SdHoareTripleChecker+Valid, 8225 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 753 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:11:14,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5554 Valid, 8225 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 753 Invalid, 6 Unknown, 0 Unchecked, 25.2s Time] [2022-11-22 02:11:14,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7953 states. [2022-11-22 02:11:15,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7953 to 7946. [2022-11-22 02:11:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7946 states, 4729 states have (on average 1.2603087333474308) internal successors, (5960), 4835 states have internal predecessors, (5960), 2676 states have call successors, (2676), 541 states have call predecessors, (2676), 540 states have return successors, (2687), 2650 states have call predecessors, (2687), 2668 states have call successors, (2687) [2022-11-22 02:11:15,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7946 states to 7946 states and 11323 transitions. [2022-11-22 02:11:15,109 INFO L78 Accepts]: Start accepts. Automaton has 7946 states and 11323 transitions. Word has length 14 [2022-11-22 02:11:15,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:11:15,109 INFO L495 AbstractCegarLoop]: Abstraction has 7946 states and 11323 transitions. [2022-11-22 02:11:15,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-22 02:11:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand 7946 states and 11323 transitions. [2022-11-22 02:11:15,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-22 02:11:15,111 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:11:15,112 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:11:15,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:11:15,112 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:11:15,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:11:15,113 INFO L85 PathProgramCache]: Analyzing trace with hash 353878683, now seen corresponding path program 1 times [2022-11-22 02:11:15,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:11:15,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075491094] [2022-11-22 02:11:15,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:11:15,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:11:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:11:16,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:11:16,185 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:11:16,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075491094] [2022-11-22 02:11:16,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075491094] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:11:16,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:11:16,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:11:16,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108093808] [2022-11-22 02:11:16,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:11:16,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:11:16,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:11:16,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:11:16,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:16,188 INFO L87 Difference]: Start difference. First operand 7946 states and 11323 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-22 02:11:18,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:21,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:24,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:26,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:29,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:32,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:34,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:35,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:42,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:11:42,416 INFO L93 Difference]: Finished difference Result 14677 states and 21012 transitions. [2022-11-22 02:11:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:11:42,420 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (4), 3 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 15 [2022-11-22 02:11:42,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:11:42,556 INFO L225 Difference]: With dead ends: 14677 [2022-11-22 02:11:42,557 INFO L226 Difference]: Without dead ends: 14673 [2022-11-22 02:11:42,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:42,573 INFO L413 NwaCegarLoop]: 7332 mSDtfsCounter, 4956 mSDsluCounter, 5051 mSDsCounter, 0 mSdLazyCounter, 1126 mSolverCounterSat, 4 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4989 SdHoareTripleChecker+Valid, 12383 SdHoareTripleChecker+Invalid, 1136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1126 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:11:42,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4989 Valid, 12383 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1126 Invalid, 6 Unknown, 0 Unchecked, 25.7s Time] [2022-11-22 02:11:42,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14673 states. [2022-11-22 02:11:43,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14673 to 14650. [2022-11-22 02:11:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14650 states, 8771 states have (on average 1.263595941169764) internal successors, (11083), 9014 states have internal predecessors, (11083), 4832 states have call successors, (4832), 1051 states have call predecessors, (4832), 1046 states have return successors, (5066), 4742 states have call predecessors, (5066), 4823 states have call successors, (5066) [2022-11-22 02:11:43,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14650 states to 14650 states and 20981 transitions. [2022-11-22 02:11:43,525 INFO L78 Accepts]: Start accepts. Automaton has 14650 states and 20981 transitions. Word has length 15 [2022-11-22 02:11:43,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:11:43,525 INFO L495 AbstractCegarLoop]: Abstraction has 14650 states and 20981 transitions. [2022-11-22 02:11:43,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-22 02:11:43,526 INFO L276 IsEmpty]: Start isEmpty. Operand 14650 states and 20981 transitions. [2022-11-22 02:11:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-22 02:11:43,527 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:11:43,527 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:11:43,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:11:43,528 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:11:43,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:11:43,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1918428724, now seen corresponding path program 1 times [2022-11-22 02:11:43,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:11:43,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277777183] [2022-11-22 02:11:43,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:11:43,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:11:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:11:44,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:11:44,663 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:11:44,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277777183] [2022-11-22 02:11:44,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277777183] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:11:44,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:11:44,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:11:44,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2824241] [2022-11-22 02:11:44,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:11:44,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:11:44,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:11:44,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:11:44,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:44,665 INFO L87 Difference]: Start difference. First operand 14650 states and 20981 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-22 02:11:46,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:50,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:52,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:55,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:57,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:59,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:01,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:04,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:07,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:09,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:12:09,635 INFO L93 Difference]: Finished difference Result 14659 states and 20988 transitions. [2022-11-22 02:12:09,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:12:09,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (4), 3 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 16 [2022-11-22 02:12:09,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:12:09,721 INFO L225 Difference]: With dead ends: 14659 [2022-11-22 02:12:09,721 INFO L226 Difference]: Without dead ends: 14649 [2022-11-22 02:12:09,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:12:09,736 INFO L413 NwaCegarLoop]: 6290 mSDtfsCounter, 5545 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5551 SdHoareTripleChecker+Valid, 8222 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:12:09,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5551 Valid, 8222 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 749 Invalid, 7 Unknown, 0 Unchecked, 24.3s Time] [2022-11-22 02:12:09,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14649 states. [2022-11-22 02:12:10,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14649 to 14642. [2022-11-22 02:12:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14642 states, 8766 states have (on average 1.2630618297969427) internal successors, (11072), 9008 states have internal predecessors, (11072), 4829 states have call successors, (4829), 1050 states have call predecessors, (4829), 1046 states have return successors, (5065), 4741 states have call predecessors, (5065), 4822 states have call successors, (5065) [2022-11-22 02:12:10,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14642 states to 14642 states and 20966 transitions. [2022-11-22 02:12:10,790 INFO L78 Accepts]: Start accepts. Automaton has 14642 states and 20966 transitions. Word has length 16 [2022-11-22 02:12:10,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:12:10,790 INFO L495 AbstractCegarLoop]: Abstraction has 14642 states and 20966 transitions. [2022-11-22 02:12:10,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-22 02:12:10,790 INFO L276 IsEmpty]: Start isEmpty. Operand 14642 states and 20966 transitions. [2022-11-22 02:12:10,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-22 02:12:10,802 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:12:10,802 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:12:10,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:12:10,802 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:12:10,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:12:10,803 INFO L85 PathProgramCache]: Analyzing trace with hash 2009411664, now seen corresponding path program 1 times [2022-11-22 02:12:10,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:12:10,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235608144] [2022-11-22 02:12:10,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:12:10,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:12:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:12:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 02:12:12,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:12:12,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235608144] [2022-11-22 02:12:12,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235608144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:12:12,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:12:12,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:12:12,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881775431] [2022-11-22 02:12:12,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:12:12,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:12:12,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:12:12,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:12:12,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:12:12,158 INFO L87 Difference]: Start difference. First operand 14642 states and 20966 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-22 02:12:14,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:17,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:19,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:22,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:25,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []