./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V --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 a1208dc5d393e35967d851ea84e7bb1922b0e5b72437f512029f61e94a1027ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:04:23,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:04:23,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:04:23,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:04:23,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:04:23,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:04:23,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:04:23,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:04:23,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:04:23,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:04:23,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:04:23,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:04:23,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:04:23,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:04:23,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:04:23,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:04:23,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:04:23,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:04:23,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:04:23,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:04:23,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:04:23,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:04:23,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:04:23,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:04:23,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:04:23,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:04:23,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:04:23,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:04:23,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:04:23,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:04:23,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:04:23,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:04:23,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:04:23,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:04:23,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:04:23,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:04:23,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:04:23,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:04:23,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:04:23,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:04:23,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:04:23,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 02:04:23,790 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:04:23,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:04:23,791 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:04:23,792 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:04:23,793 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:04:23,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:04:23,794 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:04:23,794 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:04:23,794 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:04:23,795 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:04:23,796 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:04:23,796 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:04:23,797 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:04:23,797 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:04:23,797 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:04:23,798 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:04:23,798 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:04:23,798 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:04:23,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:04:23,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:04:23,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:04:23,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:04:23,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:04:23,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:04:23,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:04:23,802 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:04:23,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:04:23,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:04:23,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:04:23,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:04:23,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:04:23,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:04:23,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:04:23,805 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:04:23,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:04:23,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:04:23,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:04:23,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:04:23,807 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_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1208dc5d393e35967d851ea84e7bb1922b0e5b72437f512029f61e94a1027ea [2021-11-23 02:04:24,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:04:24,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:04:24,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:04:24,229 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:04:24,230 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:04:24,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-23 02:04:24,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/data/b48360699/6cbafe8414d94e129706079150ec3f31/FLAGb641ba774 [2021-11-23 02:04:25,913 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:04:25,914 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-23 02:04:26,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/data/b48360699/6cbafe8414d94e129706079150ec3f31/FLAGb641ba774 [2021-11-23 02:04:26,326 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/data/b48360699/6cbafe8414d94e129706079150ec3f31 [2021-11-23 02:04:26,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:04:26,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:04:26,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:04:26,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:04:26,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:04:26,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:04:26" (1/1) ... [2021-11-23 02:04:26,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c56631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:26, skipping insertion in model container [2021-11-23 02:04:26,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:04:26" (1/1) ... [2021-11-23 02:04:26,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:04:26,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:04:37,613 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_fc961295-03a0-47d4-95e1-a0063a923766/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-neterion-vxge-vxge.cil.i[826194,826207] [2021-11-23 02:04:37,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:04:37,761 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:04:39,053 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_fc961295-03a0-47d4-95e1-a0063a923766/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-neterion-vxge-vxge.cil.i[826194,826207] [2021-11-23 02:04:39,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:04:39,553 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:04:39,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39 WrapperNode [2021-11-23 02:04:39,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:04:39,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:04:39,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:04:39,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:04:39,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:39,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:40,618 INFO L137 Inliner]: procedures = 713, calls = 7575, calls flagged for inlining = 370, calls inlined = 369, statements flattened = 19518 [2021-11-23 02:04:40,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:04:40,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:04:40,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:04:40,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:04:40,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:40,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:40,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:41,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:41,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:41,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:41,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:42,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:04:42,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:04:42,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:04:42,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:04:42,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (1/1) ... [2021-11-23 02:04:42,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:04:42,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:04:42,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:04:42,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:04:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2021-11-23 02:04:42,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2021-11-23 02:04:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2021-11-23 02:04:42,451 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2021-11-23 02:04:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2021-11-23 02:04:42,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2021-11-23 02:04:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-11-23 02:04:42,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-11-23 02:04:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2021-11-23 02:04:42,453 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2021-11-23 02:04:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-23 02:04:42,453 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-23 02:04:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2021-11-23 02:04:42,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2021-11-23 02:04:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2021-11-23 02:04:42,454 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2021-11-23 02:04:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 02:04:42,454 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 02:04:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-11-23 02:04:42,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-11-23 02:04:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-23 02:04:42,455 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-23 02:04:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2021-11-23 02:04:42,455 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2021-11-23 02:04:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2021-11-23 02:04:42,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2021-11-23 02:04:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-23 02:04:42,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-23 02:04:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-23 02:04:42,457 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-23 02:04:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2021-11-23 02:04:42,457 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2021-11-23 02:04:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 02:04:42,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 02:04:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2021-11-23 02:04:42,458 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2021-11-23 02:04:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2021-11-23 02:04:42,458 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2021-11-23 02:04:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-23 02:04:42,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-23 02:04:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2021-11-23 02:04:42,459 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2021-11-23 02:04:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 02:04:42,460 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 02:04:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2021-11-23 02:04:42,460 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2021-11-23 02:04:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2021-11-23 02:04:42,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2021-11-23 02:04:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2021-11-23 02:04:42,461 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2021-11-23 02:04:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-23 02:04:42,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-23 02:04:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 02:04:42,462 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 02:04:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-23 02:04:42,463 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-23 02:04:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 02:04:42,463 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 02:04:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2021-11-23 02:04:42,464 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2021-11-23 02:04:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2021-11-23 02:04:42,464 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2021-11-23 02:04:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2021-11-23 02:04:42,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2021-11-23 02:04:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2021-11-23 02:04:42,465 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2021-11-23 02:04:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2021-11-23 02:04:42,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2021-11-23 02:04:42,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2021-11-23 02:04:42,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2021-11-23 02:04:42,466 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2021-11-23 02:04:42,466 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2021-11-23 02:04:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2021-11-23 02:04:42,467 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2021-11-23 02:04:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 02:04:42,467 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 02:04:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2021-11-23 02:04:42,468 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2021-11-23 02:04:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2021-11-23 02:04:42,468 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2021-11-23 02:04:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2021-11-23 02:04:42,469 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2021-11-23 02:04:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2021-11-23 02:04:42,469 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2021-11-23 02:04:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2021-11-23 02:04:42,470 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2021-11-23 02:04:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2021-11-23 02:04:42,470 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2021-11-23 02:04:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_22 [2021-11-23 02:04:42,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_22 [2021-11-23 02:04:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2021-11-23 02:04:42,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2021-11-23 02:04:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2021-11-23 02:04:42,472 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2021-11-23 02:04:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-23 02:04:42,472 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-23 02:04:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 02:04:42,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 02:04:42,473 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2021-11-23 02:04:42,473 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2021-11-23 02:04:42,473 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 02:04:42,474 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 02:04:42,474 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 02:04:42,474 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 02:04:42,474 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 02:04:42,475 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 02:04:42,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 02:04:42,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 02:04:42,475 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-23 02:04:42,475 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-23 02:04:42,476 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2021-11-23 02:04:42,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2021-11-23 02:04:42,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:04:42,493 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 02:04:42,493 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 02:04:42,493 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2021-11-23 02:04:42,493 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2021-11-23 02:04:42,494 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2021-11-23 02:04:42,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2021-11-23 02:04:42,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-23 02:04:42,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-23 02:04:42,494 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 02:04:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 02:04:42,495 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 02:04:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 02:04:42,495 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2021-11-23 02:04:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2021-11-23 02:04:42,496 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2021-11-23 02:04:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2021-11-23 02:04:42,496 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 02:04:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 02:04:42,497 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 02:04:42,497 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 02:04:42,497 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-11-23 02:04:42,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-11-23 02:04:42,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 02:04:42,498 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 02:04:42,498 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 02:04:42,498 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2021-11-23 02:04:42,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2021-11-23 02:04:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2021-11-23 02:04:42,499 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2021-11-23 02:04:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2021-11-23 02:04:42,499 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2021-11-23 02:04:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 02:04:42,500 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 02:04:42,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-23 02:04:42,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-23 02:04:42,500 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 02:04:42,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 02:04:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2021-11-23 02:04:42,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2021-11-23 02:04:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2021-11-23 02:04:42,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2021-11-23 02:04:42,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 02:04:42,502 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2021-11-23 02:04:42,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2021-11-23 02:04:42,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 02:04:42,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 02:04:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2021-11-23 02:04:42,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2021-11-23 02:04:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:04:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 02:04:42,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 02:04:42,504 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-23 02:04:42,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-23 02:04:42,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 02:04:42,504 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 02:04:42,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-23 02:04:42,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-23 02:04:42,505 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2021-11-23 02:04:42,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2021-11-23 02:04:42,505 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2021-11-23 02:04:42,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2021-11-23 02:04:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 02:04:42,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 02:04:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2021-11-23 02:04:42,506 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2021-11-23 02:04:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-23 02:04:42,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-23 02:04:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2021-11-23 02:04:42,507 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2021-11-23 02:04:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2021-11-23 02:04:42,508 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2021-11-23 02:04:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-23 02:04:42,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-23 02:04:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2021-11-23 02:04:42,509 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2021-11-23 02:04:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2021-11-23 02:04:42,509 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2021-11-23 02:04:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-23 02:04:42,509 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-23 02:04:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2021-11-23 02:04:42,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2021-11-23 02:04:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2021-11-23 02:04:42,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2021-11-23 02:04:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2021-11-23 02:04:42,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2021-11-23 02:04:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 02:04:42,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 02:04:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 02:04:42,512 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 02:04:42,512 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2021-11-23 02:04:42,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2021-11-23 02:04:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2021-11-23 02:04:42,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2021-11-23 02:04:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2021-11-23 02:04:42,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2021-11-23 02:04:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-23 02:04:42,533 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-23 02:04:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2021-11-23 02:04:42,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2021-11-23 02:04:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2021-11-23 02:04:42,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2021-11-23 02:04:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2021-11-23 02:04:42,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2021-11-23 02:04:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:04:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 02:04:42,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 02:04:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 02:04:42,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 02:04:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-23 02:04:42,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-23 02:04:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-23 02:04:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-23 02:04:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:04:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2021-11-23 02:04:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2021-11-23 02:04:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-23 02:04:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-23 02:04:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 02:04:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 02:04:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2021-11-23 02:04:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2021-11-23 02:04:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 02:04:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 02:04:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:04:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 02:04:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 02:04:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 02:04:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 02:04:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 02:04:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-23 02:04:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-23 02:04:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2021-11-23 02:04:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2021-11-23 02:04:42,545 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2021-11-23 02:04:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2021-11-23 02:04:42,546 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2021-11-23 02:04:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2021-11-23 02:04:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 02:04:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 02:04:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-23 02:04:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-23 02:04:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 02:04:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 02:04:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2021-11-23 02:04:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2021-11-23 02:04:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2021-11-23 02:04:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2021-11-23 02:04:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2021-11-23 02:04:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2021-11-23 02:04:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2021-11-23 02:04:42,558 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2021-11-23 02:04:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2021-11-23 02:04:42,558 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2021-11-23 02:04:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2021-11-23 02:04:42,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2021-11-23 02:04:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2021-11-23 02:04:42,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2021-11-23 02:04:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-23 02:04:42,559 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-23 02:04:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-23 02:04:42,560 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-23 02:04:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2021-11-23 02:04:42,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2021-11-23 02:04:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2021-11-23 02:04:42,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2021-11-23 02:04:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 02:04:42,561 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 02:04:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-23 02:04:42,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-23 02:04:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2021-11-23 02:04:42,562 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2021-11-23 02:04:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-11-23 02:04:42,562 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-11-23 02:04:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-23 02:04:42,562 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-23 02:04:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2021-11-23 02:04:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2021-11-23 02:04:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2021-11-23 02:04:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2021-11-23 02:04:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2021-11-23 02:04:42,564 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2021-11-23 02:04:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2021-11-23 02:04:42,564 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2021-11-23 02:04:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 02:04:42,564 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 02:04:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-23 02:04:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-23 02:04:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2021-11-23 02:04:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2021-11-23 02:04:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2021-11-23 02:04:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2021-11-23 02:04:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2021-11-23 02:04:42,566 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2021-11-23 02:04:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2021-11-23 02:04:42,566 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2021-11-23 02:04:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:04:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:04:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-11-23 02:04:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-11-23 02:04:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2021-11-23 02:04:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2021-11-23 02:04:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2021-11-23 02:04:42,568 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2021-11-23 02:04:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2021-11-23 02:04:42,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2021-11-23 02:04:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 02:04:42,569 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 02:04:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2021-11-23 02:04:42,569 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2021-11-23 02:04:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2021-11-23 02:04:42,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2021-11-23 02:04:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2021-11-23 02:04:42,570 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2021-11-23 02:04:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 02:04:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 02:04:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 02:04:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 02:04:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_20 [2021-11-23 02:04:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_20 [2021-11-23 02:04:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-23 02:04:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-23 02:04:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2021-11-23 02:04:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2021-11-23 02:04:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-23 02:04:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-23 02:04:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2021-11-23 02:04:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2021-11-23 02:04:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-23 02:04:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-23 02:04:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 02:04:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 02:04:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-11-23 02:04:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-11-23 02:04:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2021-11-23 02:04:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2021-11-23 02:04:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-23 02:04:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2021-11-23 02:04:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2021-11-23 02:04:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-23 02:04:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-23 02:04:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2021-11-23 02:04:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2021-11-23 02:04:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-23 02:04:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-23 02:04:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-23 02:04:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-23 02:04:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2021-11-23 02:04:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2021-11-23 02:04:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2021-11-23 02:04:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2021-11-23 02:04:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2021-11-23 02:04:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2021-11-23 02:04:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2021-11-23 02:04:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2021-11-23 02:04:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-11-23 02:04:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-11-23 02:04:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-23 02:04:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-23 02:04:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-23 02:04:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-23 02:04:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-11-23 02:04:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-11-23 02:04:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:04:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:04:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-23 02:04:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-23 02:04:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2021-11-23 02:04:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2021-11-23 02:04:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2021-11-23 02:04:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2021-11-23 02:04:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2021-11-23 02:04:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2021-11-23 02:04:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-23 02:04:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-23 02:04:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2021-11-23 02:04:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2021-11-23 02:04:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 02:04:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 02:04:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-23 02:04:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-23 02:04:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:04:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2021-11-23 02:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2021-11-23 02:04:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 02:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 02:04:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2021-11-23 02:04:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2021-11-23 02:04:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-23 02:04:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-23 02:04:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 02:04:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 02:04:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-23 02:04:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-23 02:04:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:04:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2021-11-23 02:04:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2021-11-23 02:04:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2021-11-23 02:04:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2021-11-23 02:04:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2021-11-23 02:04:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2021-11-23 02:04:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2021-11-23 02:04:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2021-11-23 02:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2021-11-23 02:04:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2021-11-23 02:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 02:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 02:04:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 02:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2021-11-23 02:04:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2021-11-23 02:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2021-11-23 02:04:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2021-11-23 02:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2021-11-23 02:04:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2021-11-23 02:04:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 02:04:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 02:04:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-23 02:04:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-23 02:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 02:04:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 02:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-11-23 02:04:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-11-23 02:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 02:04:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 02:04:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-23 02:04:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-23 02:04:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 02:04:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 02:04:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2021-11-23 02:04:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2021-11-23 02:04:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2021-11-23 02:04:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2021-11-23 02:04:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-23 02:04:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-23 02:04:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2021-11-23 02:04:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2021-11-23 02:04:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2021-11-23 02:04:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2021-11-23 02:04:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 02:04:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 02:04:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2021-11-23 02:04:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2021-11-23 02:04:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2021-11-23 02:04:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2021-11-23 02:04:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2021-11-23 02:04:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2021-11-23 02:04:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2021-11-23 02:04:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2021-11-23 02:04:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 02:04:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 02:04:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2021-11-23 02:04:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2021-11-23 02:04:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-23 02:04:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-23 02:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2021-11-23 02:04:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2021-11-23 02:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2021-11-23 02:04:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2021-11-23 02:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 02:04:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 02:04:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 02:04:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 02:04:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 02:04:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 02:04:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-23 02:04:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-23 02:04:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2021-11-23 02:04:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2021-11-23 02:04:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2021-11-23 02:04:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2021-11-23 02:04:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-23 02:04:42,604 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-23 02:04:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2021-11-23 02:04:42,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2021-11-23 02:04:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2021-11-23 02:04:42,605 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2021-11-23 02:04:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 02:04:42,605 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 02:04:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2021-11-23 02:04:42,605 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2021-11-23 02:04:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 02:04:42,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 02:04:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2021-11-23 02:04:42,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2021-11-23 02:04:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:04:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2021-11-23 02:04:42,607 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2021-11-23 02:04:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2021-11-23 02:04:42,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2021-11-23 02:04:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 02:04:42,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 02:04:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2021-11-23 02:04:42,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2021-11-23 02:04:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2021-11-23 02:04:42,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2021-11-23 02:04:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2021-11-23 02:04:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2021-11-23 02:04:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-23 02:04:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-23 02:04:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-11-23 02:04:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-11-23 02:04:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 02:04:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 02:04:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-23 02:04:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-23 02:04:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2021-11-23 02:04:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2021-11-23 02:04:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-11-23 02:04:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-11-23 02:04:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2021-11-23 02:04:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2021-11-23 02:04:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2021-11-23 02:04:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2021-11-23 02:04:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2021-11-23 02:04:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2021-11-23 02:04:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-23 02:04:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-23 02:04:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2021-11-23 02:04:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2021-11-23 02:04:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2021-11-23 02:04:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2021-11-23 02:04:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2021-11-23 02:04:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2021-11-23 02:04:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-11-23 02:04:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-11-23 02:04:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2021-11-23 02:04:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2021-11-23 02:04:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-23 02:04:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-23 02:04:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2021-11-23 02:04:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2021-11-23 02:04:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-23 02:04:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-23 02:04:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2021-11-23 02:04:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2021-11-23 02:04:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2021-11-23 02:04:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2021-11-23 02:04:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-11-23 02:04:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-11-23 02:04:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 02:04:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 02:04:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2021-11-23 02:04:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2021-11-23 02:04:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-23 02:04:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-23 02:04:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2021-11-23 02:04:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2021-11-23 02:04:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2021-11-23 02:04:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2021-11-23 02:04:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-11-23 02:04:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-11-23 02:04:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 02:04:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 02:04:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 02:04:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 02:04:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-23 02:04:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-23 02:04:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2021-11-23 02:04:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2021-11-23 02:04:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2021-11-23 02:04:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2021-11-23 02:04:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2021-11-23 02:04:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2021-11-23 02:04:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2021-11-23 02:04:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2021-11-23 02:04:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:04:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2021-11-23 02:04:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2021-11-23 02:04:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-11-23 02:04:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-11-23 02:04:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 02:04:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 02:04:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-23 02:04:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-23 02:04:42,819 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-23 02:04:45,345 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:04:45,361 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:04:54,855 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 02:11:45,780 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-23 02:11:46,058 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:11:53,381 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:11:53,381 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-23 02:11:53,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:53 BoogieIcfgContainer [2021-11-23 02:11:53,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:11:53,392 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:11:53,392 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:11:53,395 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:11:53,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:04:26" (1/3) ... [2021-11-23 02:11:53,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c6b066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:11:53, skipping insertion in model container [2021-11-23 02:11:53,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:39" (2/3) ... [2021-11-23 02:11:53,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c6b066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:11:53, skipping insertion in model container [2021-11-23 02:11:53,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:53" (3/3) ... [2021-11-23 02:11:53,398 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-23 02:11:53,403 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:11:53,404 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:11:53,487 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:11:53,498 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 [2021-11-23 02:11:53,498 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:11:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand has 4651 states, 2973 states have (on average 1.3491422805247224) internal successors, (4011), 3050 states have internal predecessors, (4011), 1396 states have call successors, (1396), 284 states have call predecessors, (1396), 283 states have return successors, (1387), 1367 states have call predecessors, (1387), 1387 states have call successors, (1387) [2021-11-23 02:11:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-23 02:11:53,664 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:11:53,665 INFO L514 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:11:53,666 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:11:53,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:11:53,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1930431865, now seen corresponding path program 1 times [2021-11-23 02:11:53,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:11:53,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527956686] [2021-11-23 02:11:53,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:53,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:11:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:55,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2021-11-23 02:11:55,070 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:11:55,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527956686] [2021-11-23 02:11:55,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527956686] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:11:55,072 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:11:55,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:11:55,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705520543] [2021-11-23 02:11:55,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:11:55,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:11:55,081 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:11:55,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:11:55,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:11:55,137 INFO L87 Difference]: Start difference. First operand has 4651 states, 2973 states have (on average 1.3491422805247224) internal successors, (4011), 3050 states have internal predecessors, (4011), 1396 states have call successors, (1396), 284 states have call predecessors, (1396), 283 states have return successors, (1387), 1367 states have call predecessors, (1387), 1387 states have call successors, (1387) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-23 02:11:57,334 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:00,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:02,460 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:06,289 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:08,443 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:12,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:17,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:19,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:21,486 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:25,713 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:12:28,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:30,422 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:35,994 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:38,218 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:39,422 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:42,407 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:45,528 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:47,621 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:50,464 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:52,516 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 [] [2021-11-23 02:12:52,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:52,621 INFO L93 Difference]: Finished difference Result 13402 states and 19828 transitions. [2021-11-23 02:12:52,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:12:52,625 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 210 [2021-11-23 02:12:52,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:52,744 INFO L225 Difference]: With dead ends: 13402 [2021-11-23 02:12:52,745 INFO L226 Difference]: Without dead ends: 8775 [2021-11-23 02:12:52,789 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 [2021-11-23 02:12:52,793 INFO L933 BasicCegarLoop]: 7852 mSDtfsCounter, 6073 mSDsluCounter, 6679 mSDsCounter, 0 mSdLazyCounter, 1773 mSolverCounterSat, 11 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6084 SdHoareTripleChecker+Valid, 13723 SdHoareTripleChecker+Invalid, 1799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1773 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:52,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6084 Valid, 13723 Invalid, 1799 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 1773 Invalid, 15 Unknown, 0 Unchecked, 56.7s Time] [2021-11-23 02:12:52,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8775 states. [2021-11-23 02:12:53,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8775 to 8771. [2021-11-23 02:12:53,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8771 states, 5617 states have (on average 1.345736158091508) internal successors, (7559), 5753 states have internal predecessors, (7559), 2605 states have call successors, (2605), 550 states have call predecessors, (2605), 548 states have return successors, (2606), 2561 states have call predecessors, (2606), 2602 states have call successors, (2606) [2021-11-23 02:12:53,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8771 states to 8771 states and 12770 transitions. [2021-11-23 02:12:53,585 INFO L78 Accepts]: Start accepts. Automaton has 8771 states and 12770 transitions. Word has length 210 [2021-11-23 02:12:53,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:53,590 INFO L470 AbstractCegarLoop]: Abstraction has 8771 states and 12770 transitions. [2021-11-23 02:12:53,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-23 02:12:53,593 INFO L276 IsEmpty]: Start isEmpty. Operand 8771 states and 12770 transitions. [2021-11-23 02:12:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-23 02:12:53,625 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:53,625 INFO L514 BasicCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 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] [2021-11-23 02:12:53,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:12:53,626 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:53,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:53,629 INFO L85 PathProgramCache]: Analyzing trace with hash -411315368, now seen corresponding path program 1 times [2021-11-23 02:12:53,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:53,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482766377] [2021-11-23 02:12:53,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:53,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2021-11-23 02:12:54,572 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:54,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482766377] [2021-11-23 02:12:54,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482766377] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:12:54,572 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:12:54,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:12:54,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306108267] [2021-11-23 02:12:54,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:12:54,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:12:54,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:54,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:12:54,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:12:54,576 INFO L87 Difference]: Start difference. First operand 8771 states and 12770 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-23 02:12:56,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:00,079 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:02,271 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:07,845 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:09,122 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:11,123 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:15,848 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:21,159 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:23,224 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:25,381 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:26,861 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:30,184 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:13:35,466 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:37,585 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:39,905 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:41,054 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:42,909 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:46,826 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:49,678 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:51,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:52,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:13:52,001 INFO L93 Difference]: Finished difference Result 14315 states and 20974 transitions. [2021-11-23 02:13:52,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:13:52,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 262 [2021-11-23 02:13:52,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:13:52,112 INFO L225 Difference]: With dead ends: 14315 [2021-11-23 02:13:52,113 INFO L226 Difference]: Without dead ends: 9696 [2021-11-23 02:13:52,150 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 [2021-11-23 02:13:52,151 INFO L933 BasicCegarLoop]: 7149 mSDtfsCounter, 878 mSDsluCounter, 7005 mSDsCounter, 0 mSdLazyCounter, 1854 mSolverCounterSat, 5 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1172 SdHoareTripleChecker+Valid, 13334 SdHoareTripleChecker+Invalid, 1870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1854 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:13:52,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1172 Valid, 13334 Invalid, 1870 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 1854 Invalid, 11 Unknown, 0 Unchecked, 56.9s Time] [2021-11-23 02:13:52,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9696 states. [2021-11-23 02:13:52,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9696 to 8782. [2021-11-23 02:13:52,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8782 states, 5628 states have (on average 1.3463041933191187) internal successors, (7577), 5764 states have internal predecessors, (7577), 2605 states have call successors, (2605), 550 states have call predecessors, (2605), 548 states have return successors, (2606), 2561 states have call predecessors, (2606), 2602 states have call successors, (2606) [2021-11-23 02:13:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8782 states to 8782 states and 12788 transitions. [2021-11-23 02:13:52,805 INFO L78 Accepts]: Start accepts. Automaton has 8782 states and 12788 transitions. Word has length 262 [2021-11-23 02:13:52,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:13:52,807 INFO L470 AbstractCegarLoop]: Abstraction has 8782 states and 12788 transitions. [2021-11-23 02:13:52,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-23 02:13:52,807 INFO L276 IsEmpty]: Start isEmpty. Operand 8782 states and 12788 transitions. [2021-11-23 02:13:52,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-23 02:13:52,837 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:13:52,837 INFO L514 BasicCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 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] [2021-11-23 02:13:52,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:13:52,838 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:13:52,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:13:52,839 INFO L85 PathProgramCache]: Analyzing trace with hash -626271257, now seen corresponding path program 1 times [2021-11-23 02:13:52,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:13:52,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086748500] [2021-11-23 02:13:52,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:13:52,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:13:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:13:53,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2021-11-23 02:13:53,548 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:13:53,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086748500] [2021-11-23 02:13:53,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086748500] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:13:53,549 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:13:53,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:13:53,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922565296] [2021-11-23 02:13:53,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:13:53,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:13:53,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:13:53,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:13:53,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:13:53,551 INFO L87 Difference]: Start difference. First operand 8782 states and 12788 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-23 02:13:55,705 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:13:58,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:00,964 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:05,935 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:08,123 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:12,245 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:17,222 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:19,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:21,162 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:25,609 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:14:28,538 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:31,241 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:33,568 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:35,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:39,943 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:42,639 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:43,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:43,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:14:43,958 INFO L93 Difference]: Finished difference Result 14329 states and 20994 transitions. [2021-11-23 02:14:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:14:43,960 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 263 [2021-11-23 02:14:43,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:14:44,045 INFO L225 Difference]: With dead ends: 14329 [2021-11-23 02:14:44,046 INFO L226 Difference]: Without dead ends: 9699 [2021-11-23 02:14:44,076 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 [2021-11-23 02:14:44,077 INFO L933 BasicCegarLoop]: 7145 mSDtfsCounter, 865 mSDsluCounter, 7006 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 7 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1159 SdHoareTripleChecker+Valid, 13330 SdHoareTripleChecker+Invalid, 1862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:14:44,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1159 Valid, 13330 Invalid, 1862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1842 Invalid, 13 Unknown, 0 Unchecked, 50.1s Time] [2021-11-23 02:14:44,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9699 states. [2021-11-23 02:14:44,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9699 to 8782. [2021-11-23 02:14:44,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8782 states, 5628 states have (on average 1.345771144278607) internal successors, (7574), 5764 states have internal predecessors, (7574), 2605 states have call successors, (2605), 550 states have call predecessors, (2605), 548 states have return successors, (2606), 2561 states have call predecessors, (2606), 2602 states have call successors, (2606) [2021-11-23 02:14:44,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8782 states to 8782 states and 12785 transitions. [2021-11-23 02:14:44,659 INFO L78 Accepts]: Start accepts. Automaton has 8782 states and 12785 transitions. Word has length 263 [2021-11-23 02:14:44,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:14:44,661 INFO L470 AbstractCegarLoop]: Abstraction has 8782 states and 12785 transitions. [2021-11-23 02:14:44,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-23 02:14:44,662 INFO L276 IsEmpty]: Start isEmpty. Operand 8782 states and 12785 transitions. [2021-11-23 02:14:44,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 02:14:44,682 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:14:44,683 INFO L514 BasicCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 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] [2021-11-23 02:14:44,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:14:44,683 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:14:44,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:14:44,684 INFO L85 PathProgramCache]: Analyzing trace with hash -2110159271, now seen corresponding path program 1 times [2021-11-23 02:14:44,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:14:44,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643427033] [2021-11-23 02:14:44,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:14:44,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:14:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:14:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2021-11-23 02:14:45,262 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:14:45,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643427033] [2021-11-23 02:14:45,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643427033] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:14:45,263 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:14:45,263 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:14:45,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285025647] [2021-11-23 02:14:45,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:14:45,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:14:45,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:14:45,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:14:45,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:14:45,265 INFO L87 Difference]: Start difference. First operand 8782 states and 12785 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-23 02:14:47,428 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:50,530 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:52,733 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:57,416 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:00,517 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:04,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:09,485 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:11,541 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:14,187 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:17,410 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:15:19,865 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:21,662 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:24,474 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:26,577 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:28,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:30,992 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:35,400 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:37,438 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:15:40,050 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 [] [2021-11-23 02:15:40,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:15:40,194 INFO L93 Difference]: Finished difference Result 13413 states and 19525 transitions. [2021-11-23 02:15:40,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:15:40,195 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 264 [2021-11-23 02:15:40,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:15:40,246 INFO L225 Difference]: With dead ends: 13413 [2021-11-23 02:15:40,247 INFO L226 Difference]: Without dead ends: 8783 [2021-11-23 02:15:40,279 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 [2021-11-23 02:15:40,280 INFO L933 BasicCegarLoop]: 5913 mSDtfsCounter, 0 mSDsluCounter, 6719 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 0 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11814 SdHoareTripleChecker+Invalid, 1670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:15:40,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 11814 Invalid, 1670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1654 Invalid, 16 Unknown, 0 Unchecked, 54.6s Time] [2021-11-23 02:15:40,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8783 states. [2021-11-23 02:15:40,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8783 to 8783. [2021-11-23 02:15:40,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8783 states, 5629 states have (on average 1.3457097175341979) internal successors, (7575), 5765 states have internal predecessors, (7575), 2605 states have call successors, (2605), 550 states have call predecessors, (2605), 548 states have return successors, (2606), 2561 states have call predecessors, (2606), 2602 states have call successors, (2606) [2021-11-23 02:15:40,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8783 states to 8783 states and 12786 transitions. [2021-11-23 02:15:40,852 INFO L78 Accepts]: Start accepts. Automaton has 8783 states and 12786 transitions. Word has length 264 [2021-11-23 02:15:40,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:15:40,856 INFO L470 AbstractCegarLoop]: Abstraction has 8783 states and 12786 transitions. [2021-11-23 02:15:40,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-23 02:15:40,857 INFO L276 IsEmpty]: Start isEmpty. Operand 8783 states and 12786 transitions. [2021-11-23 02:15:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-11-23 02:15:40,876 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:15:40,877 INFO L514 BasicCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 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] [2021-11-23 02:15:40,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 02:15:40,877 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:15:40,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:15:40,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1942564842, now seen corresponding path program 1 times [2021-11-23 02:15:40,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:15:40,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575000313] [2021-11-23 02:15:40,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:15:40,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:15:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:15:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2021-11-23 02:15:41,480 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:15:41,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575000313] [2021-11-23 02:15:41,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575000313] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:15:41,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2045843163] [2021-11-23 02:15:41,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:15:41,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:15:41,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:15:41,486 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:15:41,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc961295-03a0-47d4-95e1-a0063a923766/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:15:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:15:44,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 5784 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:15:44,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:15:45,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 135 proven. 1 refuted. 0 times theorem prover too weak. 1415 trivial. 0 not checked. [2021-11-23 02:15:45,218 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:15:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2021-11-23 02:15:46,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2045843163] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:15:46,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1494396120] [2021-11-23 02:15:46,115 INFO L159 IcfgInterpreter]: Started Sifa with 98 locations of interest [2021-11-23 02:15:46,115 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:15:46,120 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:15:46,126 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:15:46,127 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs