./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7 --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 7f12a6ac4bce089f19ef4066a141af18d92e5ee667df37b5c066d5e53dadcb49 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:06:13,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:06:13,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:06:13,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:06:13,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:06:13,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:06:13,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:06:13,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:06:13,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:06:13,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:06:13,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:06:13,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:06:13,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:06:13,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:06:13,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:06:13,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:06:13,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:06:13,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:06:13,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:06:13,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:06:13,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:06:13,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:06:13,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:06:13,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:06:13,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:06:13,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:06:13,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:06:13,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:06:13,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:06:13,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:06:13,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:06:13,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:06:13,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:06:13,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:06:13,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:06:13,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:06:13,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:06:13,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:06:13,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:06:13,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:06:13,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:06:13,499 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 18:06:13,542 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:06:13,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:06:13,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:06:13,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:06:13,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:06:13,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:06:13,551 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:06:13,551 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:06:13,551 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:06:13,552 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:06:13,553 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:06:13,553 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:06:13,553 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:06:13,553 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:06:13,554 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:06:13,554 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:06:13,554 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:06:13,554 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:06:13,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:06:13,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:06:13,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:06:13,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:06:13,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:06:13,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:06:13,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:06:13,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:06:13,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:06:13,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:06:13,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:06:13,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:06:13,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:06:13,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:06:13,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:06:13,561 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:06:13,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:06:13,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:06:13,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:06:13,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:06:13,563 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f12a6ac4bce089f19ef4066a141af18d92e5ee667df37b5c066d5e53dadcb49 [2021-11-25 18:06:13,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:06:13,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:06:13,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:06:13,900 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:06:13,901 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:06:13,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-25 18:06:13,980 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/data/7f0f88d74/3dae380eb99d4643bd46ab7f448c5f45/FLAGdde995bd5 [2021-11-25 18:06:15,250 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:06:15,251 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-25 18:06:15,343 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/data/7f0f88d74/3dae380eb99d4643bd46ab7f448c5f45/FLAGdde995bd5 [2021-11-25 18:06:15,405 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/data/7f0f88d74/3dae380eb99d4643bd46ab7f448c5f45 [2021-11-25 18:06:15,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:06:15,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:06:15,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:06:15,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:06:15,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:06:15,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:15" (1/1) ... [2021-11-25 18:06:15,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19abdd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:15, skipping insertion in model container [2021-11-25 18:06:15,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:15" (1/1) ... [2021-11-25 18:06:15,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:06:15,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:06:23,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[695830,695843] [2021-11-25 18:06:23,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[695975,695988] [2021-11-25 18:06:23,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:06:24,021 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:06:24,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[695830,695843] [2021-11-25 18:06:24,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[695975,695988] [2021-11-25 18:06:24,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:06:25,479 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:06:25,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25 WrapperNode [2021-11-25 18:06:25,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:06:25,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:06:25,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:06:25,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:06:25,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:25,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:26,283 INFO L137 Inliner]: procedures = 829, calls = 8738, calls flagged for inlining = 380, calls inlined = 326, statements flattened = 16788 [2021-11-25 18:06:26,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:06:26,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:06:26,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:06:26,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:06:26,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:26,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:26,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:26,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:26,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:26,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:27,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:27,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:06:27,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:06:27,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:06:27,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:06:27,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (1/1) ... [2021-11-25 18:06:27,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:06:27,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:06:27,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:06:27,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:06:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-11-25 18:06:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-11-25 18:06:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_126 [2021-11-25 18:06:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_126 [2021-11-25 18:06:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-25 18:06:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-25 18:06:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-25 18:06:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-25 18:06:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-11-25 18:06:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-11-25 18:06:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-11-25 18:06:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-11-25 18:06:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-11-25 18:06:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-11-25 18:06:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_143 [2021-11-25 18:06:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_143 [2021-11-25 18:06:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-11-25 18:06:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-11-25 18:06:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 18:06:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 18:06:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 18:06:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 18:06:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-11-25 18:06:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-11-25 18:06:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-11-25 18:06:27,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-11-25 18:06:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-25 18:06:27,482 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-25 18:06:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-11-25 18:06:27,482 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-11-25 18:06:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-11-25 18:06:27,482 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-11-25 18:06:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 18:06:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 18:06:27,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 18:06:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 18:06:27,498 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 18:06:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-11-25 18:06:27,498 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-11-25 18:06:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-11-25 18:06:27,498 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-11-25 18:06:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-25 18:06:27,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-25 18:06:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-25 18:06:27,499 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-25 18:06:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 18:06:27,499 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 18:06:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-25 18:06:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-25 18:06:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-25 18:06:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-25 18:06:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-25 18:06:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-25 18:06:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-11-25 18:06:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-11-25 18:06:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 18:06:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 18:06:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-11-25 18:06:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-11-25 18:06:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 18:06:27,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 18:06:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-11-25 18:06:27,503 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-11-25 18:06:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:06:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2021-11-25 18:06:27,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2021-11-25 18:06:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-11-25 18:06:27,504 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-11-25 18:06:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-11-25 18:06:27,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-11-25 18:06:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-25 18:06:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-25 18:06:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 18:06:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 18:06:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-25 18:06:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-25 18:06:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-25 18:06:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-25 18:06:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-11-25 18:06:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-11-25 18:06:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-11-25 18:06:27,522 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-11-25 18:06:27,522 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-11-25 18:06:27,522 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-11-25 18:06:27,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 18:06:27,523 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 18:06:27,523 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-25 18:06:27,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-25 18:06:27,524 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-11-25 18:06:27,524 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-11-25 18:06:27,524 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-11-25 18:06:27,525 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-11-25 18:06:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-11-25 18:06:27,525 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-11-25 18:06:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-11-25 18:06:27,525 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-11-25 18:06:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:06:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-25 18:06:27,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-25 18:06:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-25 18:06:27,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-25 18:06:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:06:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2021-11-25 18:06:27,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2021-11-25 18:06:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 18:06:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 18:06:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 18:06:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 18:06:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:06:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-25 18:06:27,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-25 18:06:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 18:06:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-11-25 18:06:27,531 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-11-25 18:06:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-25 18:06:27,532 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-25 18:06:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-11-25 18:06:27,532 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-11-25 18:06:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 18:06:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 18:06:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 18:06:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 18:06:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-11-25 18:06:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-11-25 18:06:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-11-25 18:06:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-11-25 18:06:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 18:06:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 18:06:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-25 18:06:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-25 18:06:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-25 18:06:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-25 18:06:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-11-25 18:06:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-11-25 18:06:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-25 18:06:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-25 18:06:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-25 18:06:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-25 18:06:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-25 18:06:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-25 18:06:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-11-25 18:06:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-11-25 18:06:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-11-25 18:06:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-11-25 18:06:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:06:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:06:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-25 18:06:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-25 18:06:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 18:06:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 18:06:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 18:06:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-25 18:06:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-25 18:06:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-11-25 18:06:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-11-25 18:06:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 18:06:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 18:06:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-25 18:06:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-25 18:06:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-25 18:06:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-25 18:06:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-25 18:06:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-11-25 18:06:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-11-25 18:06:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-11-25 18:06:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-11-25 18:06:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-25 18:06:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-25 18:06:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:06:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:06:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-11-25 18:06:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-11-25 18:06:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-25 18:06:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-25 18:06:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-25 18:06:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-25 18:06:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-25 18:06:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-25 18:06:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-11-25 18:06:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-11-25 18:06:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_110 [2021-11-25 18:06:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_110 [2021-11-25 18:06:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-25 18:06:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-25 18:06:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:06:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-11-25 18:06:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-11-25 18:06:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-11-25 18:06:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-11-25 18:06:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:06:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-11-25 18:06:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-11-25 18:06:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-11-25 18:06:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-11-25 18:06:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-11-25 18:06:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-11-25 18:06:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 18:06:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 18:06:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-25 18:06:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-25 18:06:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 18:06:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 18:06:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2021-11-25 18:06:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2021-11-25 18:06:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-11-25 18:06:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-11-25 18:06:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-11-25 18:06:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-11-25 18:06:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 18:06:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 18:06:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2021-11-25 18:06:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2021-11-25 18:06:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-25 18:06:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-25 18:06:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-25 18:06:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-25 18:06:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-11-25 18:06:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-11-25 18:06:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-25 18:06:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-25 18:06:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-11-25 18:06:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-11-25 18:06:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 18:06:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 18:06:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-11-25 18:06:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-11-25 18:06:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mtu [2021-11-25 18:06:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mtu [2021-11-25 18:06:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:06:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-11-25 18:06:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-11-25 18:06:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 18:06:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 18:06:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2021-11-25 18:06:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2021-11-25 18:06:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-11-25 18:06:27,552 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-11-25 18:06:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-11-25 18:06:27,555 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-11-25 18:06:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-25 18:06:27,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-25 18:06:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-11-25 18:06:27,556 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-11-25 18:06:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-25 18:06:27,556 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-25 18:06:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-11-25 18:06:27,558 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-11-25 18:06:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-11-25 18:06:27,558 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-11-25 18:06:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 18:06:27,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 18:06:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-11-25 18:06:27,558 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-11-25 18:06:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_125 [2021-11-25 18:06:27,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_125 [2021-11-25 18:06:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-25 18:06:27,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-25 18:06:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-25 18:06:27,559 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-25 18:06:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-25 18:06:27,559 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-25 18:06:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-11-25 18:06:27,559 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-11-25 18:06:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-25 18:06:27,559 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-25 18:06:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-11-25 18:06:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-11-25 18:06:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-11-25 18:06:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-11-25 18:06:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-25 18:06:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-25 18:06:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-11-25 18:06:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-11-25 18:06:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-25 18:06:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-25 18:06:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 18:06:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 18:06:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-11-25 18:06:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-11-25 18:06:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-25 18:06:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-25 18:06:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 18:06:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 18:06:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-11-25 18:06:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-11-25 18:06:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-11-25 18:06:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-11-25 18:06:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-25 18:06:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-25 18:06:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-11-25 18:06:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-11-25 18:06:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_4 [2021-11-25 18:06:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_4 [2021-11-25 18:06:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-11-25 18:06:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-11-25 18:06:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-25 18:06:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-25 18:06:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-11-25 18:06:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-11-25 18:06:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-25 18:06:27,563 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-25 18:06:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-11-25 18:06:27,563 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-11-25 18:06:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2021-11-25 18:06:27,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2021-11-25 18:06:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 18:06:27,563 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 18:06:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-11-25 18:06:27,563 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-11-25 18:06:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-25 18:06:27,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-25 18:06:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 18:06:27,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 18:06:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 18:06:27,564 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 18:06:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 18:06:27,564 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 18:06:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 18:06:27,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 18:06:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2021-11-25 18:06:27,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2021-11-25 18:06:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-25 18:06:27,565 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-25 18:06:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:06:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-25 18:06:27,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-25 18:06:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-25 18:06:27,565 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-25 18:06:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-11-25 18:06:27,565 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-11-25 18:06:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-11-25 18:06:27,566 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-11-25 18:06:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 18:06:27,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 18:06:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 18:06:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-11-25 18:06:27,566 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-11-25 18:06:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-11-25 18:06:27,566 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-11-25 18:06:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 18:06:27,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 18:06:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 18:06:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-11-25 18:06:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-11-25 18:06:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-11-25 18:06:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-11-25 18:06:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-11-25 18:06:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-11-25 18:06:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 18:06:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 18:06:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-25 18:06:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-25 18:06:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 18:06:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 18:06:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-11-25 18:06:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-11-25 18:06:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-25 18:06:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-25 18:06:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-11-25 18:06:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-11-25 18:06:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-25 18:06:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-25 18:06:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_59 [2021-11-25 18:06:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_59 [2021-11-25 18:06:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_self_test [2021-11-25 18:06:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_self_test [2021-11-25 18:06:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 18:06:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 18:06:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2021-11-25 18:06:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2021-11-25 18:06:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-11-25 18:06:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-11-25 18:06:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-11-25 18:06:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-11-25 18:06:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-11-25 18:06:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-11-25 18:06:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-25 18:06:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-25 18:06:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_timer [2021-11-25 18:06:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_timer [2021-11-25 18:06:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-25 18:06:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-25 18:06:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-11-25 18:06:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-11-25 18:06:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2021-11-25 18:06:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2021-11-25 18:06:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-11-25 18:06:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-11-25 18:06:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 18:06:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 18:06:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 18:06:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 18:06:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-11-25 18:06:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-11-25 18:06:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-25 18:06:27,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-25 18:06:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-25 18:06:27,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-25 18:06:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-11-25 18:06:27,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-11-25 18:06:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-11-25 18:06:27,572 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-11-25 18:06:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-25 18:06:27,572 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-25 18:06:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_53 [2021-11-25 18:06:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_53 [2021-11-25 18:06:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_52 [2021-11-25 18:06:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_52 [2021-11-25 18:06:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 18:06:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 18:06:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_49 [2021-11-25 18:06:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_49 [2021-11-25 18:06:27,589 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-11-25 18:06:27,589 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-11-25 18:06:27,590 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-25 18:06:27,590 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-25 18:06:27,590 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 18:06:27,590 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 18:06:27,590 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-11-25 18:06:27,590 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-11-25 18:06:27,590 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-11-25 18:06:27,590 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-11-25 18:06:27,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_40 [2021-11-25 18:06:27,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_40 [2021-11-25 18:06:27,590 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-25 18:06:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-25 18:06:27,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-25 18:06:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-25 18:06:27,591 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-25 18:06:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-25 18:06:27,591 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-11-25 18:06:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-11-25 18:06:27,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 18:06:27,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 18:06:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 18:06:27,592 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-11-25 18:06:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-11-25 18:06:27,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_166 [2021-11-25 18:06:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_166 [2021-11-25 18:06:27,592 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-25 18:06:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-25 18:06:27,592 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-25 18:06:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-25 18:06:27,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2021-11-25 18:06:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2021-11-25 18:06:27,592 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-25 18:06:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-25 18:06:27,593 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-11-25 18:06:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-11-25 18:06:27,593 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-11-25 18:06:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-11-25 18:06:27,593 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-11-25 18:06:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-11-25 18:06:27,593 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-25 18:06:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-25 18:06:27,593 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-11-25 18:06:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-11-25 18:06:27,594 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-25 18:06:27,594 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-25 18:06:27,594 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-11-25 18:06:27,594 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-11-25 18:06:27,594 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-11-25 18:06:27,594 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-11-25 18:06:27,594 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-25 18:06:27,594 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-25 18:06:27,594 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-11-25 18:06:27,594 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-11-25 18:06:27,595 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 18:06:27,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 18:06:27,595 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-11-25 18:06:27,595 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-11-25 18:06:27,595 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-11-25 18:06:27,595 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-11-25 18:06:27,595 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-11-25 18:06:27,595 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-11-25 18:06:27,595 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-25 18:06:27,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-25 18:06:27,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 18:06:27,596 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-11-25 18:06:27,599 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-11-25 18:06:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-11-25 18:06:27,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-11-25 18:06:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 18:06:27,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 18:06:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-25 18:06:27,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-25 18:06:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-11-25 18:06:27,600 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-11-25 18:06:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-11-25 18:06:27,600 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-11-25 18:06:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-11-25 18:06:27,600 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-11-25 18:06:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-25 18:06:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-25 18:06:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-11-25 18:06:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-11-25 18:06:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 18:06:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 18:06:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-25 18:06:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-25 18:06:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-11-25 18:06:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-11-25 18:06:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-11-25 18:06:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-11-25 18:06:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-11-25 18:06:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-11-25 18:06:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-11-25 18:06:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-11-25 18:06:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-11-25 18:06:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-11-25 18:06:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-25 18:06:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-25 18:06:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 18:06:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 18:06:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-25 18:06:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-25 18:06:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-11-25 18:06:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-11-25 18:06:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-11-25 18:06:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-11-25 18:06:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 18:06:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 18:06:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-11-25 18:06:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-11-25 18:06:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-11-25 18:06:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-11-25 18:06:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-11-25 18:06:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-11-25 18:06:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_111 [2021-11-25 18:06:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_111 [2021-11-25 18:06:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 18:06:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 18:06:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-11-25 18:06:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-11-25 18:06:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-25 18:06:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-25 18:06:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2021-11-25 18:06:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2021-11-25 18:06:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-25 18:06:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-25 18:06:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-25 18:06:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-25 18:06:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-11-25 18:06:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-11-25 18:06:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-11-25 18:06:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-11-25 18:06:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 18:06:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 18:06:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-25 18:06:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-25 18:06:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-25 18:06:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-25 18:06:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 18:06:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 18:06:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 18:06:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 18:06:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 18:06:27,607 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 18:06:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:06:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-11-25 18:06:27,607 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-11-25 18:06:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-11-25 18:06:27,607 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-11-25 18:06:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_features [2021-11-25 18:06:27,607 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_features [2021-11-25 18:06:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 18:06:27,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 18:06:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-11-25 18:06:27,608 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-11-25 18:06:29,355 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:06:29,365 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:06:29,803 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 18:09:22,876 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:09:33,253 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:09:33,253 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-25 18:09:33,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:09:33 BoogieIcfgContainer [2021-11-25 18:09:33,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:09:33,270 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:09:33,270 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:09:33,274 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:09:33,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:06:15" (1/3) ... [2021-11-25 18:09:33,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7109e649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:09:33, skipping insertion in model container [2021-11-25 18:09:33,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:25" (2/3) ... [2021-11-25 18:09:33,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7109e649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:09:33, skipping insertion in model container [2021-11-25 18:09:33,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:09:33" (3/3) ... [2021-11-25 18:09:33,288 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-25 18:09:33,295 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:09:33,295 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 18:09:33,392 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:09:33,401 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:09:33,401 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 18:09:33,552 INFO L276 IsEmpty]: Start isEmpty. Operand has 4550 states, 2700 states have (on average 1.2829629629629629) internal successors, (3464), 2797 states have internal predecessors, (3464), 1573 states have call successors, (1573), 275 states have call predecessors, (1573), 274 states have return successors, (1566), 1545 states have call predecessors, (1566), 1566 states have call successors, (1566) [2021-11-25 18:09:33,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-25 18:09:33,585 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:09:33,587 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:09:33,587 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:09:33,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:09:33,599 INFO L85 PathProgramCache]: Analyzing trace with hash 228552281, now seen corresponding path program 1 times [2021-11-25 18:09:33,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:09:33,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663222844] [2021-11-25 18:09:33,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:09:33,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:09:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:09:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-25 18:09:35,182 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:09:35,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663222844] [2021-11-25 18:09:35,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663222844] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:09:35,184 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:09:35,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:09:35,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868449842] [2021-11-25 18:09:35,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:09:35,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:09:35,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:09:35,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:09:35,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:09:35,248 INFO L87 Difference]: Start difference. First operand has 4550 states, 2700 states have (on average 1.2829629629629629) internal successors, (3464), 2797 states have internal predecessors, (3464), 1573 states have call successors, (1573), 275 states have call predecessors, (1573), 274 states have return successors, (1566), 1545 states have call predecessors, (1566), 1566 states have call successors, (1566) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-25 18:09:41,149 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:09:45,730 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:09:46,895 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:09:48,920 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:09:51,691 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:09:54,437 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:00,197 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:03,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:05,407 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:09,125 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:13,053 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:15,353 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:17,824 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:20,162 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:21,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:10:21,341 INFO L93 Difference]: Finished difference Result 9082 states and 13304 transitions. [2021-11-25 18:10:21,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:10:21,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 106 [2021-11-25 18:10:21,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:10:21,435 INFO L225 Difference]: With dead ends: 9082 [2021-11-25 18:10:21,435 INFO L226 Difference]: Without dead ends: 4519 [2021-11-25 18:10:21,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:10:21,504 INFO L933 BasicCegarLoop]: 5923 mSDtfsCounter, 5 mSDsluCounter, 13169 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 17764 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:10:21,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 17764 Invalid, 2015 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2005 Invalid, 10 Unknown, 0 Unchecked, 45.4s Time] [2021-11-25 18:10:21,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4519 states. [2021-11-25 18:10:21,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4519 to 4517. [2021-11-25 18:10:22,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4517 states, 2695 states have (on average 1.2790352504638218) internal successors, (3447), 2786 states have internal predecessors, (3447), 1547 states have call successors, (1547), 273 states have call predecessors, (1547), 273 states have return successors, (1547), 1526 states have call predecessors, (1547), 1547 states have call successors, (1547) [2021-11-25 18:10:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 4517 states and 6541 transitions. [2021-11-25 18:10:22,104 INFO L78 Accepts]: Start accepts. Automaton has 4517 states and 6541 transitions. Word has length 106 [2021-11-25 18:10:22,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:10:22,107 INFO L470 AbstractCegarLoop]: Abstraction has 4517 states and 6541 transitions. [2021-11-25 18:10:22,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-25 18:10:22,108 INFO L276 IsEmpty]: Start isEmpty. Operand 4517 states and 6541 transitions. [2021-11-25 18:10:22,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 18:10:22,122 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:10:22,123 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:10:22,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:10:22,124 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:10:22,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:10:22,129 INFO L85 PathProgramCache]: Analyzing trace with hash 279873093, now seen corresponding path program 1 times [2021-11-25 18:10:22,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:10:22,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191978597] [2021-11-25 18:10:22,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:10:22,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:10:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:10:25,087 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-25 18:10:25,087 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:10:25,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191978597] [2021-11-25 18:10:25,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191978597] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:10:25,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:10:25,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 18:10:25,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525125014] [2021-11-25 18:10:25,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:10:25,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 18:10:25,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:10:25,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 18:10:25,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:10:25,093 INFO L87 Difference]: Start difference. First operand 4517 states and 6541 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 18:10:38,741 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:52,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:54,184 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:55,924 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:10:59,120 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:07,519 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:15,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:20,703 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:28,938 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:34,581 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:37,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:40,304 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:42,661 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:44,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:11:44,721 INFO L93 Difference]: Finished difference Result 6840 states and 9921 transitions. [2021-11-25 18:11:44,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 18:11:44,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 123 [2021-11-25 18:11:44,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:11:44,814 INFO L225 Difference]: With dead ends: 6840 [2021-11-25 18:11:44,815 INFO L226 Difference]: Without dead ends: 6838 [2021-11-25 18:11:44,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-25 18:11:44,823 INFO L933 BasicCegarLoop]: 6971 mSDtfsCounter, 3213 mSDsluCounter, 28004 mSDsCounter, 0 mSdLazyCounter, 5234 mSolverCounterSat, 8 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 32179 SdHoareTripleChecker+Invalid, 5251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 5234 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:11:44,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3216 Valid, 32179 Invalid, 5251 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8 Valid, 5234 Invalid, 9 Unknown, 0 Unchecked, 77.3s Time] [2021-11-25 18:11:44,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6838 states. [2021-11-25 18:11:45,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6838 to 6827. [2021-11-25 18:11:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6827 states, 4069 states have (on average 1.2843450479233227) internal successors, (5226), 4246 states have internal predecessors, (5226), 2298 states have call successors, (2298), 481 states have call predecessors, (2298), 458 states have return successors, (2379), 2198 states have call predecessors, (2379), 2298 states have call successors, (2379) [2021-11-25 18:11:45,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6827 states to 6827 states and 9903 transitions. [2021-11-25 18:11:45,600 INFO L78 Accepts]: Start accepts. Automaton has 6827 states and 9903 transitions. Word has length 123 [2021-11-25 18:11:45,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:11:45,601 INFO L470 AbstractCegarLoop]: Abstraction has 6827 states and 9903 transitions. [2021-11-25 18:11:45,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 18:11:45,603 INFO L276 IsEmpty]: Start isEmpty. Operand 6827 states and 9903 transitions. [2021-11-25 18:11:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 18:11:45,628 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:11:45,629 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:11:45,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:11:45,629 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:11:45,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:11:45,631 INFO L85 PathProgramCache]: Analyzing trace with hash 955808002, now seen corresponding path program 1 times [2021-11-25 18:11:45,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:11:45,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536876040] [2021-11-25 18:11:45,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:11:45,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:11:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:11:47,034 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 18:11:47,034 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:11:47,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536876040] [2021-11-25 18:11:47,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536876040] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:11:47,035 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:11:47,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 18:11:47,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521090810] [2021-11-25 18:11:47,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:11:47,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 18:11:47,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:11:47,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 18:11:47,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:11:47,038 INFO L87 Difference]: Start difference. First operand 6827 states and 9903 transitions. Second operand has 6 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-25 18:11:56,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:11:58,978 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:05,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:14,241 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:22,101 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:25,087 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:29,178 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:31,552 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:34,028 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:40,242 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:42,603 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:12:44,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:12:44,344 INFO L93 Difference]: Finished difference Result 13654 states and 20002 transitions. [2021-11-25 18:12:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 18:12:44,345 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) Word has length 159 [2021-11-25 18:12:44,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:12:44,438 INFO L225 Difference]: With dead ends: 13654 [2021-11-25 18:12:44,438 INFO L226 Difference]: Without dead ends: 6843 [2021-11-25 18:12:44,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-25 18:12:44,520 INFO L933 BasicCegarLoop]: 5870 mSDtfsCounter, 4 mSDsluCounter, 26114 mSDsCounter, 0 mSdLazyCounter, 3324 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 29343 SdHoareTripleChecker+Invalid, 3333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3324 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.5s IncrementalHoareTripleChecker+Time [2021-11-25 18:12:44,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 29343 Invalid, 3333 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3324 Invalid, 9 Unknown, 0 Unchecked, 56.5s Time] [2021-11-25 18:12:44,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6843 states. [2021-11-25 18:12:45,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6843 to 6835. [2021-11-25 18:12:45,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6835 states, 4075 states have (on average 1.2839263803680983) internal successors, (5232), 4252 states have internal predecessors, (5232), 2298 states have call successors, (2298), 481 states have call predecessors, (2298), 460 states have return successors, (2387), 2200 states have call predecessors, (2387), 2298 states have call successors, (2387) [2021-11-25 18:12:45,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6835 states to 6835 states and 9917 transitions. [2021-11-25 18:12:45,344 INFO L78 Accepts]: Start accepts. Automaton has 6835 states and 9917 transitions. Word has length 159 [2021-11-25 18:12:45,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:12:45,345 INFO L470 AbstractCegarLoop]: Abstraction has 6835 states and 9917 transitions. [2021-11-25 18:12:45,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-25 18:12:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 6835 states and 9917 transitions. [2021-11-25 18:12:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-25 18:12:45,367 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:12:45,367 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:12:45,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 18:12:45,368 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:12:45,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:12:45,369 INFO L85 PathProgramCache]: Analyzing trace with hash -2079869830, now seen corresponding path program 1 times [2021-11-25 18:12:45,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:12:45,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990307270] [2021-11-25 18:12:45,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:12:45,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:12:45,732 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:12:45,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [889751926] [2021-11-25 18:12:45,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:12:45,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:12:45,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:12:45,739 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:12:45,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:12:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:12:49,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 7890 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 18:12:49,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:13:32,669 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-11-25 18:13:32,669 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:13:32,670 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:13:32,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990307270] [2021-11-25 18:13:32,671 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:13:32,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889751926] [2021-11-25 18:13:32,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889751926] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:13:32,672 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:13:32,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 18:13:32,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941748528] [2021-11-25 18:13:32,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:13:32,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 18:13:32,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:13:32,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 18:13:32,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:13:32,676 INFO L87 Difference]: Start difference. First operand 6835 states and 9917 transitions. Second operand has 6 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2021-11-25 18:13:44,977 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:13:55,964 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:00,798 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:02,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:07,379 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:09,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:18,356 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:23,974 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:29,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:32,929 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:35,719 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:42,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:44,476 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:14:46,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:14:46,303 INFO L93 Difference]: Finished difference Result 6842 states and 9923 transitions. [2021-11-25 18:14:46,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 18:14:46,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 176 [2021-11-25 18:14:46,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:14:46,388 INFO L225 Difference]: With dead ends: 6842 [2021-11-25 18:14:46,388 INFO L226 Difference]: Without dead ends: 6840 [2021-11-25 18:14:46,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-25 18:14:46,394 INFO L933 BasicCegarLoop]: 6983 mSDtfsCounter, 3099 mSDsluCounter, 23676 mSDsCounter, 0 mSdLazyCounter, 4842 mSolverCounterSat, 1 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3104 SdHoareTripleChecker+Valid, 28150 SdHoareTripleChecker+Invalid, 4852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4842 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 72.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:14:46,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3104 Valid, 28150 Invalid, 4852 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 4842 Invalid, 9 Unknown, 0 Unchecked, 72.2s Time] [2021-11-25 18:14:46,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6840 states. [2021-11-25 18:14:47,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6840 to 6835. [2021-11-25 18:14:47,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6835 states, 4075 states have (on average 1.283680981595092) internal successors, (5231), 4252 states have internal predecessors, (5231), 2298 states have call successors, (2298), 481 states have call predecessors, (2298), 460 states have return successors, (2387), 2200 states have call predecessors, (2387), 2298 states have call successors, (2387) [2021-11-25 18:14:47,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6835 states to 6835 states and 9916 transitions. [2021-11-25 18:14:47,139 INFO L78 Accepts]: Start accepts. Automaton has 6835 states and 9916 transitions. Word has length 176 [2021-11-25 18:14:47,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:14:47,142 INFO L470 AbstractCegarLoop]: Abstraction has 6835 states and 9916 transitions. [2021-11-25 18:14:47,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2021-11-25 18:14:47,142 INFO L276 IsEmpty]: Start isEmpty. Operand 6835 states and 9916 transitions. [2021-11-25 18:14:47,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-25 18:14:47,191 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:14:47,192 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:14:47,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:14:47,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:14:47,418 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:14:47,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:14:47,419 INFO L85 PathProgramCache]: Analyzing trace with hash 2146719782, now seen corresponding path program 1 times [2021-11-25 18:14:47,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:14:47,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503021634] [2021-11-25 18:14:47,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:14:47,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:14:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:14:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-11-25 18:14:52,632 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:14:52,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503021634] [2021-11-25 18:14:52,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503021634] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:14:52,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:14:52,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 18:14:52,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23252939] [2021-11-25 18:14:52,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:14:52,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 18:14:52,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:14:52,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 18:14:52,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:14:52,637 INFO L87 Difference]: Start difference. First operand 6835 states and 9916 transitions. Second operand has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-25 18:15:05,483 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:07,025 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:17,040 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:28,299 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:30,774 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:40,859 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:45,523 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:51,147 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:54,693 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:15:57,680 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:05,384 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:07,773 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:09,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:16:09,979 INFO L93 Difference]: Finished difference Result 9173 states and 13340 transitions. [2021-11-25 18:16:09,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 18:16:09,980 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) Word has length 213 [2021-11-25 18:16:09,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:16:10,062 INFO L225 Difference]: With dead ends: 9173 [2021-11-25 18:16:10,062 INFO L226 Difference]: Without dead ends: 9171 [2021-11-25 18:16:10,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-25 18:16:10,072 INFO L933 BasicCegarLoop]: 6963 mSDtfsCounter, 3175 mSDsluCounter, 27961 mSDsCounter, 0 mSdLazyCounter, 5225 mSolverCounterSat, 8 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 71.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3179 SdHoareTripleChecker+Valid, 32141 SdHoareTripleChecker+Invalid, 5243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 5225 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:16:10,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3179 Valid, 32141 Invalid, 5243 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8 Valid, 5225 Invalid, 10 Unknown, 0 Unchecked, 75.0s Time] [2021-11-25 18:16:10,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9171 states. [2021-11-25 18:16:11,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9171 to 9158. [2021-11-25 18:16:11,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9158 states, 5457 states have (on average 1.2862378596298332) internal successors, (7019), 5719 states have internal predecessors, (7019), 3052 states have call successors, (3052), 688 states have call predecessors, (3052), 647 states have return successors, (3247), 2878 states have call predecessors, (3247), 3052 states have call successors, (3247) [2021-11-25 18:16:11,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9158 states to 9158 states and 13318 transitions. [2021-11-25 18:16:11,292 INFO L78 Accepts]: Start accepts. Automaton has 9158 states and 13318 transitions. Word has length 213 [2021-11-25 18:16:11,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:16:11,295 INFO L470 AbstractCegarLoop]: Abstraction has 9158 states and 13318 transitions. [2021-11-25 18:16:11,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-25 18:16:11,297 INFO L276 IsEmpty]: Start isEmpty. Operand 9158 states and 13318 transitions. [2021-11-25 18:16:11,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-25 18:16:11,359 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:16:11,359 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:16:11,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 18:16:11,360 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:16:11,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:16:11,361 INFO L85 PathProgramCache]: Analyzing trace with hash -2134212666, now seen corresponding path program 1 times [2021-11-25 18:16:11,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:16:11,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628126555] [2021-11-25 18:16:11,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:16:11,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:16:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:16:12,204 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2021-11-25 18:16:12,204 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:16:12,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628126555] [2021-11-25 18:16:12,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628126555] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:16:12,205 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:16:12,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:16:12,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585526298] [2021-11-25 18:16:12,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:16:12,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:16:12,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:16:12,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:16:12,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:16:12,210 INFO L87 Difference]: Start difference. First operand 9158 states and 13318 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-11-25 18:16:14,901 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:18,798 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:23,616 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:31,464 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:34,241 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:36,261 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:39,213 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:41,436 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:43,701 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:47,569 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:49,936 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:16:51,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:16:51,024 INFO L93 Difference]: Finished difference Result 13684 states and 20337 transitions. [2021-11-25 18:16:51,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:16:51,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 294 [2021-11-25 18:16:51,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:16:51,103 INFO L225 Difference]: With dead ends: 13684 [2021-11-25 18:16:51,103 INFO L226 Difference]: Without dead ends: 9179 [2021-11-25 18:16:51,147 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:16:51,149 INFO L933 BasicCegarLoop]: 5958 mSDtfsCounter, 13 mSDsluCounter, 6606 mSDsCounter, 0 mSdLazyCounter, 1335 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 11900 SdHoareTripleChecker+Invalid, 1344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1335 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.8s IncrementalHoareTripleChecker+Time [2021-11-25 18:16:51,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 11900 Invalid, 1344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1335 Invalid, 9 Unknown, 0 Unchecked, 37.8s Time] [2021-11-25 18:16:51,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9179 states. [2021-11-25 18:16:52,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9179 to 9159. [2021-11-25 18:16:52,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9159 states, 5458 states have (on average 1.2861854159032613) internal successors, (7020), 5720 states have internal predecessors, (7020), 3052 states have call successors, (3052), 688 states have call predecessors, (3052), 647 states have return successors, (3247), 2878 states have call predecessors, (3247), 3052 states have call successors, (3247) [2021-11-25 18:16:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9159 states to 9159 states and 13319 transitions. [2021-11-25 18:16:52,447 INFO L78 Accepts]: Start accepts. Automaton has 9159 states and 13319 transitions. Word has length 294 [2021-11-25 18:16:52,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:16:52,448 INFO L470 AbstractCegarLoop]: Abstraction has 9159 states and 13319 transitions. [2021-11-25 18:16:52,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-11-25 18:16:52,449 INFO L276 IsEmpty]: Start isEmpty. Operand 9159 states and 13319 transitions. [2021-11-25 18:16:52,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-25 18:16:52,505 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:16:52,505 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:16:52,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 18:16:52,506 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:16:52,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:16:52,507 INFO L85 PathProgramCache]: Analyzing trace with hash -339119375, now seen corresponding path program 1 times [2021-11-25 18:16:52,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:16:52,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834290849] [2021-11-25 18:16:52,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:16:52,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:16:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:16:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-25 18:16:53,218 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:16:53,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834290849] [2021-11-25 18:16:53,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834290849] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:16:53,219 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:16:53,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:16:53,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376498335] [2021-11-25 18:16:53,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:16:53,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:16:53,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:16:53,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:16:53,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:16:53,225 INFO L87 Difference]: Start difference. First operand 9159 states and 13319 transitions. Second operand has 4 states, 4 states have (on average 31.5) internal successors, (126), 4 states have internal predecessors, (126), 3 states have call successors, (57), 2 states have call predecessors, (57), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-11-25 18:17:00,388 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:01,699 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:07,106 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:15,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:19,283 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:23,651 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:27,296 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:29,580 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:32,006 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:36,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:39,076 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:40,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:17:40,748 INFO L93 Difference]: Finished difference Result 13674 states and 20179 transitions. [2021-11-25 18:17:40,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:17:40,749 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 4 states have internal predecessors, (126), 3 states have call successors, (57), 2 states have call predecessors, (57), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 295 [2021-11-25 18:17:40,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:17:40,824 INFO L225 Difference]: With dead ends: 13674 [2021-11-25 18:17:40,825 INFO L226 Difference]: Without dead ends: 9168 [2021-11-25 18:17:40,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:17:40,881 INFO L933 BasicCegarLoop]: 5860 mSDtfsCounter, 17 mSDsluCounter, 13007 mSDsCounter, 0 mSdLazyCounter, 2034 mSolverCounterSat, 8 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 17540 SdHoareTripleChecker+Invalid, 2052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 2034 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:17:40,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 17540 Invalid, 2052 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 2034 Invalid, 10 Unknown, 0 Unchecked, 46.4s Time] [2021-11-25 18:17:40,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9168 states. [2021-11-25 18:17:41,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9168 to 9168. [2021-11-25 18:17:41,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9168 states, 5463 states have (on average 1.2859234852645067) internal successors, (7025), 5725 states have internal predecessors, (7025), 3055 states have call successors, (3055), 691 states have call predecessors, (3055), 648 states have return successors, (3250), 2879 states have call predecessors, (3250), 3055 states have call successors, (3250) [2021-11-25 18:17:42,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9168 states to 9168 states and 13330 transitions. [2021-11-25 18:17:42,028 INFO L78 Accepts]: Start accepts. Automaton has 9168 states and 13330 transitions. Word has length 295 [2021-11-25 18:17:42,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:17:42,031 INFO L470 AbstractCegarLoop]: Abstraction has 9168 states and 13330 transitions. [2021-11-25 18:17:42,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 4 states have internal predecessors, (126), 3 states have call successors, (57), 2 states have call predecessors, (57), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-11-25 18:17:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 9168 states and 13330 transitions. [2021-11-25 18:17:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-25 18:17:42,097 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:17:42,098 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:17:42,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 18:17:42,098 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:17:42,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:17:42,099 INFO L85 PathProgramCache]: Analyzing trace with hash 766156687, now seen corresponding path program 1 times [2021-11-25 18:17:42,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:17:42,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221468994] [2021-11-25 18:17:42,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:17:42,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:17:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:17:42,886 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-25 18:17:42,886 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:17:42,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221468994] [2021-11-25 18:17:42,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221468994] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:17:42,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:17:42,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:17:42,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859230747] [2021-11-25 18:17:42,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:17:42,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:17:42,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:17:42,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:17:42,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:17:42,890 INFO L87 Difference]: Start difference. First operand 9168 states and 13330 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2021-11-25 18:17:48,411 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:50,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:17:54,531 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:02,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:05,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:08,861 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:12,060 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:14,381 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:16,749 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:19,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:20,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:18:20,417 INFO L93 Difference]: Finished difference Result 13692 states and 20211 transitions. [2021-11-25 18:18:20,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:18:20,419 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 295 [2021-11-25 18:18:20,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:18:20,490 INFO L225 Difference]: With dead ends: 13692 [2021-11-25 18:18:20,490 INFO L226 Difference]: Without dead ends: 9181 [2021-11-25 18:18:20,530 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:18:20,531 INFO L933 BasicCegarLoop]: 5870 mSDtfsCounter, 11 mSDsluCounter, 6525 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 11732 SdHoareTripleChecker+Invalid, 1341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.6s IncrementalHoareTripleChecker+Time [2021-11-25 18:18:20,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 11732 Invalid, 1341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1332 Invalid, 9 Unknown, 0 Unchecked, 36.6s Time] [2021-11-25 18:18:20,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9181 states. [2021-11-25 18:18:21,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9181 to 9169. [2021-11-25 18:18:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9169 states, 5464 states have (on average 1.2858711566617862) internal successors, (7026), 5726 states have internal predecessors, (7026), 3055 states have call successors, (3055), 691 states have call predecessors, (3055), 648 states have return successors, (3250), 2879 states have call predecessors, (3250), 3055 states have call successors, (3250) [2021-11-25 18:18:21,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9169 states to 9169 states and 13331 transitions. [2021-11-25 18:18:21,447 INFO L78 Accepts]: Start accepts. Automaton has 9169 states and 13331 transitions. Word has length 295 [2021-11-25 18:18:21,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:18:21,449 INFO L470 AbstractCegarLoop]: Abstraction has 9169 states and 13331 transitions. [2021-11-25 18:18:21,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2021-11-25 18:18:21,449 INFO L276 IsEmpty]: Start isEmpty. Operand 9169 states and 13331 transitions. [2021-11-25 18:18:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2021-11-25 18:18:21,511 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:18:21,511 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:18:21,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 18:18:21,512 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:18:21,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:18:21,513 INFO L85 PathProgramCache]: Analyzing trace with hash 785338937, now seen corresponding path program 1 times [2021-11-25 18:18:21,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:18:21,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999678802] [2021-11-25 18:18:21,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:18:21,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:18:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:18:22,320 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-25 18:18:22,321 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:18:22,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999678802] [2021-11-25 18:18:22,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999678802] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 18:18:22,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619681824] [2021-11-25 18:18:22,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:18:22,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:18:22,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:18:22,327 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:18:22,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6eb90e1-cfd7-44bb-8f01-3e84b282cef5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:18:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:18:26,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 8634 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 18:18:26,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:18:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-11-25 18:18:27,333 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:18:27,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619681824] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:18:27,334 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 18:18:27,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-25 18:18:27,335 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513848196] [2021-11-25 18:18:27,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:18:27,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:18:27,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:18:27,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:18:27,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:18:27,339 INFO L87 Difference]: Start difference. First operand 9169 states and 13331 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2021-11-25 18:18:32,779 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:37,002 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:40,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:43,260 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:18:47,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []