./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0dcc3c8ee4f0ae2f0cd3b1f7bcded85c719804cb09b4370c1091b6627a94f1b1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:31:48,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:31:48,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:31:48,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:31:48,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:31:48,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:31:48,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:31:48,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:31:48,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:31:48,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:31:48,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:31:48,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:31:48,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:31:48,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:31:48,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:31:48,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:31:48,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:31:48,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:31:48,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:31:48,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:31:48,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:31:48,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:31:48,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:31:48,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:31:48,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:31:48,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:31:48,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:31:48,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:31:48,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:31:48,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:31:48,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:31:48,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:31:48,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:31:48,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:31:48,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:31:48,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:31:48,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:31:48,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:31:48,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:31:48,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:31:48,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:31:48,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 05:31:48,717 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:31:48,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:31:48,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:31:48,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:31:48,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 05:31:48,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 05:31:48,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:31:48,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:31:48,722 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:31:48,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:31:48,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:31:48,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:31:48,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 05:31:48,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 05:31:48,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 05:31:48,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:31:48,724 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:31:48,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 05:31:48,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:31:48,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:31:48,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 05:31:48,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:31:48,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:31:48,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 05:31:48,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 05:31:48,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:31:48,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 05:31:48,727 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 05:31:48,728 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 05:31:48,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 05:31:48,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:31:48,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dcc3c8ee4f0ae2f0cd3b1f7bcded85c719804cb09b4370c1091b6627a94f1b1 [2021-11-20 05:31:48,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:31:49,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:31:49,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:31:49,023 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:31:49,024 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:31:49,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i [2021-11-20 05:31:49,091 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/data/666ba5c54/c55226f759b44fcb888776f8c20d6ba9/FLAGb786ef649 [2021-11-20 05:31:50,377 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:31:50,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i [2021-11-20 05:31:50,467 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/data/666ba5c54/c55226f759b44fcb888776f8c20d6ba9/FLAGb786ef649 [2021-11-20 05:31:50,947 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/data/666ba5c54/c55226f759b44fcb888776f8c20d6ba9 [2021-11-20 05:31:50,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:31:50,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:31:50,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:31:50,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:31:50,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:31:50,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:50" (1/1) ... [2021-11-20 05:31:50,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c1a870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:50, skipping insertion in model container [2021-11-20 05:31:50,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:50" (1/1) ... [2021-11-20 05:31:50,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:31:51,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:31:59,963 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_b595b321-1e45-434a-85ea-8d1e8125d28e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i[724020,724033] [2021-11-20 05:32:00,051 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-20 05:32:00,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:32:00,169 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:32:01,878 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_b595b321-1e45-434a-85ea-8d1e8125d28e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i[724020,724033] [2021-11-20 05:32:01,885 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-20 05:32:01,893 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:32:02,387 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:32:02,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02 WrapperNode [2021-11-20 05:32:02,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:32:02,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:32:02,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:32:02,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:32:02,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:02,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:03,142 INFO L137 Inliner]: procedures = 851, calls = 8717, calls flagged for inlining = 338, calls inlined = 331, statements flattened = 17449 [2021-11-20 05:32:03,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:32:03,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:32:03,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:32:03,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:32:03,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:03,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:03,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:03,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:03,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:03,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:04,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:04,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:32:04,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:32:04,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:32:04,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:32:04,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (1/1) ... [2021-11-20 05:32:04,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:32:04,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:32:04,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 05:32:04,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 05:32:04,551 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_serdes_complete_ratechange [2021-11-20 05:32:04,552 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_serdes_complete_ratechange [2021-11-20 05:32:04,552 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_getpfc [2021-11-20 05:32:04,552 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_getpfc [2021-11-20 05:32:04,552 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_all_multicast_mode [2021-11-20 05:32:04,552 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_all_multicast_mode [2021-11-20 05:32:04,552 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_coalesce [2021-11-20 05:32:04,553 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_coalesce [2021-11-20 05:32:04,553 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_pcs_power_cycle [2021-11-20 05:32:04,553 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_pcs_power_cycle [2021-11-20 05:32:04,553 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-20 05:32:04,553 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-20 05:32:04,554 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-20 05:32:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-20 05:32:04,554 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-20 05:32:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-20 05:32:04,554 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-20 05:32:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-20 05:32:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_ts_info [2021-11-20 05:32:04,555 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_ts_info [2021-11-20 05:32:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_channels [2021-11-20 05:32:04,555 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_channels [2021-11-20 05:32:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_vlan_stripping [2021-11-20 05:32:04,556 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_vlan_stripping [2021-11-20 05:32:04,556 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-20 05:32:04,556 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-20 05:32:04,556 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_mmc_read [2021-11-20 05:32:04,557 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_mmc_read [2021-11-20 05:32:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_avail_desc [2021-11-20 05:32:04,557 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_avail_desc [2021-11-20 05:32:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_an [2021-11-20 05:32:04,557 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_an [2021-11-20 05:32:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_tx_ints [2021-11-20 05:32:04,558 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_tx_ints [2021-11-20 05:32:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_state_as_string [2021-11-20 05:32:04,558 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_state_as_string [2021-11-20 05:32:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-20 05:32:04,558 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-20 05:32:04,559 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_unmap_rdata [2021-11-20 05:32:04,559 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_unmap_rdata [2021-11-20 05:32:04,559 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_ring_resources [2021-11-20 05:32:04,559 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_ring_resources [2021-11-20 05:32:04,559 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_maybe_stop_tx_queue [2021-11-20 05:32:04,559 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_maybe_stop_tx_queue [2021-11-20 05:32:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_start [2021-11-20 05:32:04,560 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_start [2021-11-20 05:32:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-11-20 05:32:04,560 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-11-20 05:32:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2021-11-20 05:32:04,561 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2021-11-20 05:32:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rss [2021-11-20 05:32:04,561 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rss [2021-11-20 05:32:04,562 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_incompat_link [2021-11-20 05:32:04,562 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_incompat_link [2021-11-20 05:32:04,562 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-20 05:32:04,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-20 05:32:04,564 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_rx_mode [2021-11-20 05:32:04,564 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_rx_mode [2021-11-20 05:32:04,564 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_setup_tc [2021-11-20 05:32:04,564 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_setup_tc [2021-11-20 05:32:04,565 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-20 05:32:04,565 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-20 05:32:04,565 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_map_rx_buffer [2021-11-20 05:32:04,581 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_map_rx_buffer [2021-11-20 05:32:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 05:32:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_resume [2021-11-20 05:32:04,582 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_resume [2021-11-20 05:32:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_7 [2021-11-20 05:32:04,583 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_7 [2021-11-20 05:32:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-20 05:32:04,584 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-20 05:32:04,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2021-11-20 05:32:04,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2021-11-20 05:32:04,584 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_reg_value_write [2021-11-20 05:32:04,584 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_reg_value_write [2021-11-20 05:32:04,584 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-20 05:32:04,585 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-20 05:32:04,585 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_wrapper_tx_descriptor_init [2021-11-20 05:32:04,585 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_wrapper_tx_descriptor_init [2021-11-20 05:32:04,585 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_stop [2021-11-20 05:32:04,585 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_stop [2021-11-20 05:32:04,586 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_ioctl [2021-11-20 05:32:04,586 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_ioctl [2021-11-20 05:32:04,586 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_coalesce [2021-11-20 05:32:04,586 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_coalesce [2021-11-20 05:32:04,587 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_powerup [2021-11-20 05:32:04,587 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_powerup [2021-11-20 05:32:04,587 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_init [2021-11-20 05:32:04,588 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_init [2021-11-20 05:32:04,588 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_update_tstamp_addend [2021-11-20 05:32:04,588 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_update_tstamp_addend [2021-11-20 05:32:04,588 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-20 05:32:04,588 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-20 05:32:04,589 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_dcb_pfc [2021-11-20 05:32:04,590 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_dcb_pfc [2021-11-20 05:32:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_all_queues [2021-11-20 05:32:04,590 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_all_queues [2021-11-20 05:32:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-20 05:32:04,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-20 05:32:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 05:32:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u64~0 [2021-11-20 05:32:04,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u64~0 [2021-11-20 05:32:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_remove [2021-11-20 05:32:04,591 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_remove [2021-11-20 05:32:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-20 05:32:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2021-11-20 05:32:04,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2021-11-20 05:32:04,592 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_7 [2021-11-20 05:32:04,592 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_7 [2021-11-20 05:32:04,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 05:32:04,593 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rsf_mode [2021-11-20 05:32:04,593 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rsf_mode [2021-11-20 05:32:04,593 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-20 05:32:04,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-20 05:32:04,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 05:32:04,594 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-11-20 05:32:04,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-11-20 05:32:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-20 05:32:04,597 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-20 05:32:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mode [2021-11-20 05:32:04,598 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mode [2021-11-20 05:32:04,600 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_change_mtu [2021-11-20 05:32:04,600 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_change_mtu [2021-11-20 05:32:04,601 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-20 05:32:04,601 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-20 05:32:04,601 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_poll [2021-11-20 05:32:04,607 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_poll [2021-11-20 05:32:04,608 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_resource_count [2021-11-20 05:32:04,608 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_resource_count [2021-11-20 05:32:04,608 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_ring [2021-11-20 05:32:04,608 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_ring [2021-11-20 05:32:04,608 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-20 05:32:04,609 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-20 05:32:04,609 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_config_fixed [2021-11-20 05:32:04,609 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_config_fixed [2021-11-20 05:32:04,609 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_tx_training [2021-11-20 05:32:04,609 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_tx_training [2021-11-20 05:32:04,609 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-20 05:32:04,610 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-20 05:32:04,610 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_hash_key [2021-11-20 05:32:04,610 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_hash_key [2021-11-20 05:32:04,610 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-20 05:32:04,610 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-20 05:32:04,610 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-20 05:32:04,610 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-20 05:32:04,611 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_stop [2021-11-20 05:32:04,611 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_stop [2021-11-20 05:32:04,611 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_features [2021-11-20 05:32:04,611 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_features [2021-11-20 05:32:04,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:32:04,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:32:04,612 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_tstamp [2021-11-20 05:32:04,612 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_tstamp [2021-11-20 05:32:04,612 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_irq_work [2021-11-20 05:32:04,612 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_irq_work [2021-11-20 05:32:04,612 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2021-11-20 05:32:04,612 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2021-11-20 05:32:04,613 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 05:32:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 05:32:04,613 INFO L130 BoogieDeclarations]: Found specification of procedure __xgbe_phy_config_aneg [2021-11-20 05:32:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __xgbe_phy_config_aneg [2021-11-20 05:32:04,613 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_status_aneg [2021-11-20 05:32:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_status_aneg [2021-11-20 05:32:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_read_u32_array [2021-11-20 05:32:04,614 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_read_u32_array [2021-11-20 05:32:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_powerdown [2021-11-20 05:32:04,614 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_powerdown [2021-11-20 05:32:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_xmit [2021-11-20 05:32:04,614 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_xmit [2021-11-20 05:32:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 05:32:04,615 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_common_write [2021-11-20 05:32:04,615 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_common_write [2021-11-20 05:32:04,621 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_check_link_timeout [2021-11-20 05:32:04,621 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_check_link_timeout [2021-11-20 05:32:04,621 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 05:32:04,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 05:32:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart [2021-11-20 05:32:04,622 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart [2021-11-20 05:32:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_flow_control [2021-11-20 05:32:04,622 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_flow_control [2021-11-20 05:32:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_close [2021-11-20 05:32:04,622 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_close [2021-11-20 05:32:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-20 05:32:04,622 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-20 05:32:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-20 05:32:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-20 05:32:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_calculate_per_queue_fifo [2021-11-20 05:32:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_calculate_per_queue_fifo [2021-11-20 05:32:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_address [2021-11-20 05:32:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_address [2021-11-20 05:32:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-20 05:32:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-20 05:32:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 05:32:04,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 05:32:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_reg_value_write [2021-11-20 05:32:04,624 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_reg_value_write [2021-11-20 05:32:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_osp_mode [2021-11-20 05:32:04,624 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_osp_mode [2021-11-20 05:32:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 05:32:04,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 05:32:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_lookup_table [2021-11-20 05:32:04,625 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_lookup_table [2021-11-20 05:32:04,625 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_disable_kr_training [2021-11-20 05:32:04,625 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_disable_kr_training [2021-11-20 05:32:04,625 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-20 05:32:04,625 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-20 05:32:04,625 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_napi_enable [2021-11-20 05:32:04,625 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_napi_enable [2021-11-20 05:32:04,625 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-11-20 05:32:04,626 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-11-20 05:32:04,626 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_calc_rx_buf_size [2021-11-20 05:32:04,626 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_calc_rx_buf_size [2021-11-20 05:32:04,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 05:32:04,626 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 05:32:04,626 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 05:32:04,626 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_start [2021-11-20 05:32:04,626 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_start [2021-11-20 05:32:04,626 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2021-11-20 05:32:04,627 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2021-11-20 05:32:04,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 05:32:04,627 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-20 05:32:04,627 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-20 05:32:04,627 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_settings [2021-11-20 05:32:04,627 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_settings [2021-11-20 05:32:04,627 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-11-20 05:32:04,627 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-11-20 05:32:04,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_117 [2021-11-20 05:32:04,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_117 [2021-11-20 05:32:04,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_118 [2021-11-20 05:32:04,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_118 [2021-11-20 05:32:04,628 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2021-11-20 05:32:04,628 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2021-11-20 05:32:04,628 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_state_machine [2021-11-20 05:32:04,628 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_state_machine [2021-11-20 05:32:04,628 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_pauseparam [2021-11-20 05:32:04,641 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_pauseparam [2021-11-20 05:32:04,641 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_tx_xnp [2021-11-20 05:32:04,641 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_tx_xnp [2021-11-20 05:32:04,641 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_name [2021-11-20 05:32:04,642 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_name [2021-11-20 05:32:04,642 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_desc_reset [2021-11-20 05:32:04,642 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_desc_reset [2021-11-20 05:32:04,642 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-20 05:32:04,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-20 05:32:04,642 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-20 05:32:04,642 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-20 05:32:04,642 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-20 05:32:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-20 05:32:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-11-20 05:32:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-11-20 05:32:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_reg [2021-11-20 05:32:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_reg [2021-11-20 05:32:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_48 [2021-11-20 05:32:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_48 [2021-11-20 05:32:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-20 05:32:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-20 05:32:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2021-11-20 05:32:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2021-11-20 05:32:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_mode [2021-11-20 05:32:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_mode [2021-11-20 05:32:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_gmii_speed [2021-11-20 05:32:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_gmii_speed [2021-11-20 05:32:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-20 05:32:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-20 05:32:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_dcb_tc [2021-11-20 05:32:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_dcb_tc [2021-11-20 05:32:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_one_poll [2021-11-20 05:32:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_one_poll [2021-11-20 05:32:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_pbl_val [2021-11-20 05:32:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_pbl_val [2021-11-20 05:32:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-20 05:32:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-20 05:32:04,645 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_7 [2021-11-20 05:32:04,645 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_7 [2021-11-20 05:32:04,646 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_read_u32 [2021-11-20 05:32:04,646 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_read_u32 [2021-11-20 05:32:04,646 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_setpfc [2021-11-20 05:32:04,646 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_setpfc [2021-11-20 05:32:04,646 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-11-20 05:32:04,646 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-11-20 05:32:04,646 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-20 05:32:04,646 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-20 05:32:04,646 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_threshold [2021-11-20 05:32:04,646 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_threshold [2021-11-20 05:32:04,647 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2021-11-20 05:32:04,647 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2021-11-20 05:32:04,647 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work___0 [2021-11-20 05:32:04,647 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work___0 [2021-11-20 05:32:04,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 05:32:04,647 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_vlan_filtering [2021-11-20 05:32:04,647 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_vlan_filtering [2021-11-20 05:32:04,647 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2021-11-20 05:32:04,647 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2021-11-20 05:32:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_timeout [2021-11-20 05:32:04,648 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_timeout [2021-11-20 05:32:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 05:32:04,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 05:32:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2021-11-20 05:32:04,648 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2021-11-20 05:32:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_csum [2021-11-20 05:32:04,648 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_csum [2021-11-20 05:32:04,648 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dump_tx_desc [2021-11-20 05:32:04,649 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dump_tx_desc [2021-11-20 05:32:04,649 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-11-20 05:32:04,649 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-11-20 05:32:04,649 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_flow_control [2021-11-20 05:32:04,649 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_flow_control [2021-11-20 05:32:04,649 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_cur_mode [2021-11-20 05:32:04,649 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_cur_mode [2021-11-20 05:32:04,650 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_gmii_2500_speed [2021-11-20 05:32:04,650 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_gmii_2500_speed [2021-11-20 05:32:04,650 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_vlan_stripping [2021-11-20 05:32:04,650 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_vlan_stripping [2021-11-20 05:32:04,650 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tsf_mode [2021-11-20 05:32:04,650 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tsf_mode [2021-11-20 05:32:04,651 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_setets [2021-11-20 05:32:04,651 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_setets [2021-11-20 05:32:04,651 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2021-11-20 05:32:04,651 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2021-11-20 05:32:04,651 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-11-20 05:32:04,651 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-11-20 05:32:04,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 05:32:04,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 05:32:04,652 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_ring [2021-11-20 05:32:04,652 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_ring [2021-11-20 05:32:04,652 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_drvinfo [2021-11-20 05:32:04,652 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_drvinfo [2021-11-20 05:32:04,652 INFO L130 BoogieDeclarations]: Found specification of procedure devm_free_irq [2021-11-20 05:32:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_free_irq [2021-11-20 05:32:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2021-11-20 05:32:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2021-11-20 05:32:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_stop_timers [2021-11-20 05:32:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_stop_timers [2021-11-20 05:32:04,653 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_wrapper_rx_descriptor_init [2021-11-20 05:32:04,653 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_wrapper_rx_descriptor_init [2021-11-20 05:32:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_tx_ints [2021-11-20 05:32:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_tx_ints [2021-11-20 05:32:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-20 05:32:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-20 05:32:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-20 05:32:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-20 05:32:04,654 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_pblx8 [2021-11-20 05:32:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_pblx8 [2021-11-20 05:32:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_coalesce [2021-11-20 05:32:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_coalesce [2021-11-20 05:32:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure timecounter_cyc2time [2021-11-20 05:32:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure timecounter_cyc2time [2021-11-20 05:32:04,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 05:32:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 05:32:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_xgmii_mode [2021-11-20 05:32:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_xgmii_mode [2021-11-20 05:32:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-20 05:32:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-20 05:32:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init [2021-11-20 05:32:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init [2021-11-20 05:32:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-20 05:32:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-20 05:32:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 05:32:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 05:32:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_in_kr_mode [2021-11-20 05:32:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_in_kr_mode [2021-11-20 05:32:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_flow_control [2021-11-20 05:32:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_flow_control [2021-11-20 05:32:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-11-20 05:32:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-11-20 05:32:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-20 05:32:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-20 05:32:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-11-20 05:32:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-11-20 05:32:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-20 05:32:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-20 05:32:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-11-20 05:32:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-11-20 05:32:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 05:32:04,660 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 05:32:04,660 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_vlan_rx_kill_vid [2021-11-20 05:32:04,660 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_vlan_rx_kill_vid [2021-11-20 05:32:04,660 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rss [2021-11-20 05:32:04,660 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rss [2021-11-20 05:32:04,660 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_switch_mode [2021-11-20 05:32:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_switch_mode [2021-11-20 05:32:04,661 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_rxnfc [2021-11-20 05:32:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_rxnfc [2021-11-20 05:32:04,661 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_getdcbx [2021-11-20 05:32:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_getdcbx [2021-11-20 05:32:04,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-20 05:32:04,662 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2021-11-20 05:32:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2021-11-20 05:32:04,662 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-20 05:32:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-20 05:32:04,662 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-20 05:32:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-20 05:32:04,662 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-20 05:32:04,663 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-20 05:32:04,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 05:32:04,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 05:32:04,663 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-20 05:32:04,663 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-20 05:32:04,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 05:32:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_stats64 [2021-11-20 05:32:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_stats64 [2021-11-20 05:32:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-20 05:32:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-20 05:32:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-20 05:32:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-20 05:32:04,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 05:32:04,665 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_init [2021-11-20 05:32:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_init [2021-11-20 05:32:04,665 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_suspend [2021-11-20 05:32:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_suspend [2021-11-20 05:32:04,665 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_update_vlan_hash_table [2021-11-20 05:32:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_update_vlan_hash_table [2021-11-20 05:32:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-20 05:32:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-20 05:32:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 05:32:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 05:32:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 05:32:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 05:32:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 05:32:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-11-20 05:32:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-11-20 05:32:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_isr [2021-11-20 05:32:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_isr [2021-11-20 05:32:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-20 05:32:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-20 05:32:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_alloc_pages [2021-11-20 05:32:04,668 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_alloc_pages [2021-11-20 05:32:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_coalesce [2021-11-20 05:32:04,668 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_coalesce [2021-11-20 05:32:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_vlan_filtering [2021-11-20 05:32:04,668 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_vlan_filtering [2021-11-20 05:32:04,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 05:32:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 05:32:04,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 05:32:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 05:32:04,669 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_sset_count [2021-11-20 05:32:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_sset_count [2021-11-20 05:32:04,669 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_an [2021-11-20 05:32:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_an [2021-11-20 05:32:04,670 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-20 05:32:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-20 05:32:04,670 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-20 05:32:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-20 05:32:04,670 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_7 [2021-11-20 05:32:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_7 [2021-11-20 05:32:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 05:32:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 05:32:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-20 05:32:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-20 05:32:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-20 05:32:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-20 05:32:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-20 05:32:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-20 05:32:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_work_311 [2021-11-20 05:32:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_work_311 [2021-11-20 05:32:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_probe [2021-11-20 05:32:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_probe [2021-11-20 05:32:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-20 05:32:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-20 05:32:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_reg [2021-11-20 05:32:04,673 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_reg [2021-11-20 05:32:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_rx_poll [2021-11-20 05:32:04,673 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_rx_poll [2021-11-20 05:32:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-20 05:32:04,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-20 05:32:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 05:32:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 05:32:04,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 05:32:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_start_xmit [2021-11-20 05:32:04,674 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_start_xmit [2021-11-20 05:32:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure timecounter_init [2021-11-20 05:32:04,674 INFO L138 BoogieDeclarations]: Found implementation of procedure timecounter_init [2021-11-20 05:32:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart_an [2021-11-20 05:32:04,675 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart_an [2021-11-20 05:32:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_gmii_2500_mode [2021-11-20 05:32:04,675 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_gmii_2500_mode [2021-11-20 05:32:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-20 05:32:04,675 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-20 05:32:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-11-20 05:32:04,676 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-11-20 05:32:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2021-11-20 05:32:04,676 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2021-11-20 05:32:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_reg_addr_write [2021-11-20 05:32:04,676 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_reg_addr_write [2021-11-20 05:32:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2021-11-20 05:32:04,676 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2021-11-20 05:32:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 05:32:04,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 05:32:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-20 05:32:04,677 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-20 05:32:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 05:32:04,677 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 05:32:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_common_read [2021-11-20 05:32:04,678 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_common_read [2021-11-20 05:32:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-20 05:32:04,678 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-20 05:32:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_xgmii_speed [2021-11-20 05:32:04,678 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_xgmii_speed [2021-11-20 05:32:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2021-11-20 05:32:04,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2021-11-20 05:32:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_pauseparam [2021-11-20 05:32:04,679 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_pauseparam [2021-11-20 05:32:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_threshold [2021-11-20 05:32:04,679 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_threshold [2021-11-20 05:32:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev32 [2021-11-20 05:32:04,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev32 [2021-11-20 05:32:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-20 05:32:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-20 05:32:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_adjust_link [2021-11-20 05:32:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_adjust_link [2021-11-20 05:32:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_present [2021-11-20 05:32:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_present [2021-11-20 05:32:04,681 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_gmii_mode [2021-11-20 05:32:04,681 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_gmii_mode [2021-11-20 05:32:04,681 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_config_aneg [2021-11-20 05:32:04,681 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_config_aneg [2021-11-20 05:32:04,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 05:32:04,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_49 [2021-11-20 05:32:04,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_49 [2021-11-20 05:32:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_pbl_val [2021-11-20 05:32:04,682 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_pbl_val [2021-11-20 05:32:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_47 [2021-11-20 05:32:04,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_47 [2021-11-20 05:32:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_43 [2021-11-20 05:32:04,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_43 [2021-11-20 05:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-20 05:32:04,683 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-20 05:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2021-11-20 05:32:04,683 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2021-11-20 05:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2021-11-20 05:32:04,683 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2021-11-20 05:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_poll_controller [2021-11-20 05:32:04,684 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_poll_controller [2021-11-20 05:32:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-11-20 05:32:04,684 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-11-20 05:32:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_rx_desc_reset [2021-11-20 05:32:04,684 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_rx_desc_reset [2021-11-20 05:32:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_serdes_start_ratechange [2021-11-20 05:32:04,684 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_serdes_start_ratechange [2021-11-20 05:32:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_address___0 [2021-11-20 05:32:04,694 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_address___0 [2021-11-20 05:32:04,694 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-20 05:32:04,694 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-20 05:32:04,694 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_csum [2021-11-20 05:32:04,695 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_csum [2021-11-20 05:32:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_all_poll [2021-11-20 05:32:04,695 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_all_poll [2021-11-20 05:32:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 05:32:04,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 05:32:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_mmd_write [2021-11-20 05:32:04,695 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_mmd_write [2021-11-20 05:32:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-11-20 05:32:04,696 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-11-20 05:32:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2021-11-20 05:32:04,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2021-11-20 05:32:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2021-11-20 05:32:04,696 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2021-11-20 05:32:04,697 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_open [2021-11-20 05:32:04,697 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_open [2021-11-20 05:32:04,697 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_start_timers [2021-11-20 05:32:04,697 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_start_timers [2021-11-20 05:32:04,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-20 05:32:04,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-20 05:32:04,697 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-20 05:32:04,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-20 05:32:04,698 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart_dev [2021-11-20 05:32:04,698 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart_dev [2021-11-20 05:32:04,698 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_tx_coalesce [2021-11-20 05:32:04,698 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_tx_coalesce [2021-11-20 05:32:04,698 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-20 05:32:04,698 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-20 05:32:04,699 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_napi_disable [2021-11-20 05:32:04,699 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_napi_disable [2021-11-20 05:32:04,699 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_status [2021-11-20 05:32:04,699 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_status [2021-11-20 05:32:04,699 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_promiscuous_mode [2021-11-20 05:32:04,699 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_promiscuous_mode [2021-11-20 05:32:04,700 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_getets [2021-11-20 05:32:04,700 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_getets [2021-11-20 05:32:04,700 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-20 05:32:04,700 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-20 05:32:04,700 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_print_pkt [2021-11-20 05:32:04,700 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_print_pkt [2021-11-20 05:32:04,700 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_buffer_data [2021-11-20 05:32:04,701 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_buffer_data [2021-11-20 05:32:04,701 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-20 05:32:04,701 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-20 05:32:04,701 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-20 05:32:04,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-20 05:32:04,701 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_rx_coalesce [2021-11-20 05:32:04,701 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_rx_coalesce [2021-11-20 05:32:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_reg_addr_write [2021-11-20 05:32:04,702 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_reg_addr_write [2021-11-20 05:32:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_settings [2021-11-20 05:32:04,702 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_settings [2021-11-20 05:32:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_prepare_tx_stop [2021-11-20 05:32:04,702 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_prepare_tx_stop [2021-11-20 05:32:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_service [2021-11-20 05:32:04,703 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_service [2021-11-20 05:32:04,703 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_vlan_rx_add_vid [2021-11-20 05:32:04,703 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_vlan_rx_add_vid [2021-11-20 05:32:04,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 05:32:04,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 05:32:04,703 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2021-11-20 05:32:04,704 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2021-11-20 05:32:04,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 05:32:04,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 05:32:04,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 05:32:04,704 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2021-11-20 05:32:04,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2021-11-20 05:32:04,704 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-20 05:32:04,705 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-20 05:32:06,886 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:32:06,895 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:32:07,697 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 05:36:18,813 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 05:36:18,883 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 05:36:18,884 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 05:36:18,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:18 BoogieIcfgContainer [2021-11-20 05:36:18,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 05:36:18,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 05:36:18,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 05:36:18,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 05:36:18,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:31:50" (1/3) ... [2021-11-20 05:36:18,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f73145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:36:18, skipping insertion in model container [2021-11-20 05:36:18,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:02" (2/3) ... [2021-11-20 05:36:18,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f73145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:36:18, skipping insertion in model container [2021-11-20 05:36:18,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:18" (3/3) ... [2021-11-20 05:36:18,906 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i [2021-11-20 05:36:18,913 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 05:36:18,914 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 05:36:19,015 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 05:36:19,028 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 05:36:19,028 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 05:36:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand has 6270 states, 4385 states have (on average 1.3340935005701253) internal successors, (5850), 4472 states have internal predecessors, (5850), 1587 states have call successors, (1587), 297 states have call predecessors, (1587), 296 states have return successors, (1575), 1543 states have call predecessors, (1575), 1575 states have call successors, (1575) [2021-11-20 05:36:19,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-20 05:36:19,232 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:19,233 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:19,234 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:19,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:19,240 INFO L85 PathProgramCache]: Analyzing trace with hash -925702220, now seen corresponding path program 1 times [2021-11-20 05:36:19,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:19,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96431311] [2021-11-20 05:36:19,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:19,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:20,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-20 05:36:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:20,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:36:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:20,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 05:36:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:20,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-11-20 05:36:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:20,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:20,868 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:20,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96431311] [2021-11-20 05:36:20,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96431311] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:20,874 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:20,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 05:36:20,876 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023366847] [2021-11-20 05:36:20,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:20,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 05:36:20,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:20,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:36:20,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:36:20,949 INFO L87 Difference]: Start difference. First operand has 6270 states, 4385 states have (on average 1.3340935005701253) internal successors, (5850), 4472 states have internal predecessors, (5850), 1587 states have call successors, (1587), 297 states have call predecessors, (1587), 296 states have return successors, (1575), 1543 states have call predecessors, (1575), 1575 states have call successors, (1575) Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-20 05:36:23,241 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:36:47,132 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:37:08,896 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:37:16,835 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:37:30,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:30,059 INFO L93 Difference]: Finished difference Result 21511 states and 32171 transitions. [2021-11-20 05:37:30,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 05:37:30,062 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 81 [2021-11-20 05:37:30,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:30,324 INFO L225 Difference]: With dead ends: 21511 [2021-11-20 05:37:30,325 INFO L226 Difference]: Without dead ends: 15192 [2021-11-20 05:37:30,427 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 05:37:30,432 INFO L933 BasicCegarLoop]: 9158 mSDtfsCounter, 14223 mSDsluCounter, 10397 mSDsCounter, 0 mSdLazyCounter, 8884 mSolverCounterSat, 6385 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15750 SdHoareTripleChecker+Valid, 19555 SdHoareTripleChecker+Invalid, 15272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6385 IncrementalHoareTripleChecker+Valid, 8884 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.3s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:30,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15750 Valid, 19555 Invalid, 15272 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6385 Valid, 8884 Invalid, 3 Unknown, 0 Unchecked, 67.3s Time] [2021-11-20 05:37:30,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15192 states. [2021-11-20 05:37:31,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15192 to 12377. [2021-11-20 05:37:31,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12377 states, 8665 states have (on average 1.3306405077899597) internal successors, (11530), 8811 states have internal predecessors, (11530), 3122 states have call successors, (3122), 590 states have call predecessors, (3122), 589 states have return successors, (3121), 3057 states have call predecessors, (3121), 3121 states have call successors, (3121) [2021-11-20 05:37:31,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12377 states to 12377 states and 17773 transitions. [2021-11-20 05:37:31,718 INFO L78 Accepts]: Start accepts. Automaton has 12377 states and 17773 transitions. Word has length 81 [2021-11-20 05:37:31,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:31,719 INFO L470 AbstractCegarLoop]: Abstraction has 12377 states and 17773 transitions. [2021-11-20 05:37:31,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-20 05:37:31,719 INFO L276 IsEmpty]: Start isEmpty. Operand 12377 states and 17773 transitions. [2021-11-20 05:37:31,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-20 05:37:31,733 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:31,734 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:31,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 05:37:31,734 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:31,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:31,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1400061746, now seen corresponding path program 1 times [2021-11-20 05:37:31,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:31,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60687735] [2021-11-20 05:37:31,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:31,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-20 05:37:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 05:37:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-20 05:37:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:37:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-20 05:37:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-20 05:37:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 05:37:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-20 05:37:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:37:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 05:37:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-20 05:37:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:37:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 05:37:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-20 05:37:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:32,620 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-20 05:37:32,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:32,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60687735] [2021-11-20 05:37:32,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60687735] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:32,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:32,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 05:37:32,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702328628] [2021-11-20 05:37:32,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:32,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 05:37:32,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:32,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:37:32,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:37:32,624 INFO L87 Difference]: Start difference. First operand 12377 states and 17773 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 05:37:34,811 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:38:19,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:38:19,603 INFO L93 Difference]: Finished difference Result 42796 states and 62217 transitions. [2021-11-20 05:38:19,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 05:38:19,604 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 130 [2021-11-20 05:38:19,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:38:19,913 INFO L225 Difference]: With dead ends: 42796 [2021-11-20 05:38:19,914 INFO L226 Difference]: Without dead ends: 30429 [2021-11-20 05:38:20,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 05:38:20,053 INFO L933 BasicCegarLoop]: 8947 mSDtfsCounter, 17436 mSDsluCounter, 8789 mSDsCounter, 0 mSdLazyCounter, 7285 mSolverCounterSat, 7959 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19195 SdHoareTripleChecker+Valid, 17736 SdHoareTripleChecker+Invalid, 15245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7959 IncrementalHoareTripleChecker+Valid, 7285 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.1s IncrementalHoareTripleChecker+Time [2021-11-20 05:38:20,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19195 Valid, 17736 Invalid, 15245 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7959 Valid, 7285 Invalid, 1 Unknown, 0 Unchecked, 45.1s Time] [2021-11-20 05:38:20,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30429 states. [2021-11-20 05:38:22,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30429 to 24552. [2021-11-20 05:38:22,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24552 states, 17147 states have (on average 1.3271709336910247) internal successors, (22757), 17440 states have internal predecessors, (22757), 6226 states have call successors, (6226), 1179 states have call predecessors, (6226), 1178 states have return successors, (6225), 6096 states have call predecessors, (6225), 6225 states have call successors, (6225) [2021-11-20 05:38:22,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24552 states to 24552 states and 35208 transitions. [2021-11-20 05:38:22,478 INFO L78 Accepts]: Start accepts. Automaton has 24552 states and 35208 transitions. Word has length 130 [2021-11-20 05:38:22,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:38:22,479 INFO L470 AbstractCegarLoop]: Abstraction has 24552 states and 35208 transitions. [2021-11-20 05:38:22,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 05:38:22,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24552 states and 35208 transitions. [2021-11-20 05:38:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-20 05:38:22,496 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:38:22,497 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:38:22,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 05:38:22,497 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:38:22,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:22,498 INFO L85 PathProgramCache]: Analyzing trace with hash 983876572, now seen corresponding path program 1 times [2021-11-20 05:38:22,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:22,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824359504] [2021-11-20 05:38:22,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:22,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:38:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-20 05:38:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-20 05:38:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-20 05:38:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:38:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-20 05:38:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:23,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:38:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:24,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-20 05:38:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:24,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:24,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-20 05:38:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 05:38:24,193 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:38:24,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824359504] [2021-11-20 05:38:24,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824359504] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 05:38:24,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834495008] [2021-11-20 05:38:24,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:24,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:38:24,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:24,198 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:38:24,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 05:38:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:27,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 9343 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 05:38:27,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:38:28,113 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-20 05:38:28,114 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:38:28,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834495008] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:38:28,114 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 05:38:28,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2021-11-20 05:38:28,115 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498584443] [2021-11-20 05:38:28,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:38:28,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:38:28,116 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:38:28,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:38:28,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:38:28,117 INFO L87 Difference]: Start difference. First operand 24552 states and 35208 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2021-11-20 05:38:30,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:38:30,296 INFO L93 Difference]: Finished difference Result 73612 states and 105564 transitions. [2021-11-20 05:38:30,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:38:30,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 139 [2021-11-20 05:38:30,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:38:30,706 INFO L225 Difference]: With dead ends: 73612 [2021-11-20 05:38:30,707 INFO L226 Difference]: Without dead ends: 49070 [2021-11-20 05:38:31,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:38:31,109 INFO L933 BasicCegarLoop]: 15389 mSDtfsCounter, 8923 mSDsluCounter, 8940 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8923 SdHoareTripleChecker+Valid, 24329 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 05:38:31,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8923 Valid, 24329 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 05:38:31,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49070 states. [2021-11-20 05:38:34,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49070 to 49067. [2021-11-20 05:38:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49067 states, 34267 states have (on average 1.3269617999824905) internal successors, (45471), 34853 states have internal predecessors, (45471), 12443 states have call successors, (12443), 2357 states have call predecessors, (12443), 2356 states have return successors, (12442), 12184 states have call predecessors, (12442), 12442 states have call successors, (12442) [2021-11-20 05:38:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49067 states to 49067 states and 70356 transitions. [2021-11-20 05:38:34,829 INFO L78 Accepts]: Start accepts. Automaton has 49067 states and 70356 transitions. Word has length 139 [2021-11-20 05:38:34,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:38:34,830 INFO L470 AbstractCegarLoop]: Abstraction has 49067 states and 70356 transitions. [2021-11-20 05:38:34,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2021-11-20 05:38:34,830 INFO L276 IsEmpty]: Start isEmpty. Operand 49067 states and 70356 transitions. [2021-11-20 05:38:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-20 05:38:34,853 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:38:34,854 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:38:34,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:35,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:38:35,070 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:38:35,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:35,070 INFO L85 PathProgramCache]: Analyzing trace with hash 360679938, now seen corresponding path program 1 times [2021-11-20 05:38:35,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:35,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243170718] [2021-11-20 05:38:35,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:35,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:35,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:35,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-20 05:38:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:38:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-20 05:38:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:38:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:38:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:38:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-20 05:38:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:38:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 05:38:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-11-20 05:38:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-11-20 05:38:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-20 05:38:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 05:38:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-11-20 05:38:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-20 05:38:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-11-20 05:38:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-11-20 05:38:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-11-20 05:38:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:36,864 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-20 05:38:36,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:38:36,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243170718] [2021-11-20 05:38:36,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243170718] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:38:36,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:38:36,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:38:36,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121712448] [2021-11-20 05:38:36,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:38:36,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:38:36,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:38:36,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:38:36,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:38:36,869 INFO L87 Difference]: Start difference. First operand 49067 states and 70356 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 05:38:39,063 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:38:41,272 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:39:23,449 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:39:28,216 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:40:09,483 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:40:17,011 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:40:20,305 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:40:33,700 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:40:37,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:40:37,728 INFO L93 Difference]: Finished difference Result 184525 states and 283256 transitions. [2021-11-20 05:40:37,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 05:40:37,729 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 219 [2021-11-20 05:40:37,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:40:39,905 INFO L225 Difference]: With dead ends: 184525 [2021-11-20 05:40:39,905 INFO L226 Difference]: Without dead ends: 135468 [2021-11-20 05:40:40,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-20 05:40:40,528 INFO L933 BasicCegarLoop]: 9912 mSDtfsCounter, 32294 mSDsluCounter, 15620 mSDsCounter, 0 mSdLazyCounter, 15400 mSolverCounterSat, 24287 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 103.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33473 SdHoareTripleChecker+Valid, 25532 SdHoareTripleChecker+Invalid, 39693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 24287 IncrementalHoareTripleChecker+Valid, 15400 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 113.0s IncrementalHoareTripleChecker+Time [2021-11-20 05:40:40,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33473 Valid, 25532 Invalid, 39693 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [24287 Valid, 15400 Invalid, 6 Unknown, 0 Unchecked, 113.0s Time] [2021-11-20 05:40:40,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135468 states. [2021-11-20 05:40:48,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135468 to 118849. [2021-11-20 05:40:48,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118849 states, 83059 states have (on average 1.3177500331089949) internal successors, (109451), 84759 states have internal predecessors, (109451), 29573 states have call successors, (29573), 4625 states have call predecessors, (29573), 6216 states have return successors, (41540), 30328 states have call predecessors, (41540), 29572 states have call successors, (41540) [2021-11-20 05:40:51,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118849 states to 118849 states and 180564 transitions. [2021-11-20 05:40:51,040 INFO L78 Accepts]: Start accepts. Automaton has 118849 states and 180564 transitions. Word has length 219 [2021-11-20 05:40:51,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:40:51,040 INFO L470 AbstractCegarLoop]: Abstraction has 118849 states and 180564 transitions. [2021-11-20 05:40:51,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 05:40:51,041 INFO L276 IsEmpty]: Start isEmpty. Operand 118849 states and 180564 transitions. [2021-11-20 05:40:51,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-20 05:40:51,051 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:40:51,052 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:40:51,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 05:40:51,052 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:40:51,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:51,053 INFO L85 PathProgramCache]: Analyzing trace with hash -828085845, now seen corresponding path program 1 times [2021-11-20 05:40:51,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:51,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924224434] [2021-11-20 05:40:51,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:51,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:51,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-20 05:40:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:51,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:51,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 05:40:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:51,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-20 05:40:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:51,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-20 05:40:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:40:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 05:40:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-20 05:40:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:40:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-11-20 05:40:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-20 05:40:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-20 05:40:52,258 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:40:52,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924224434] [2021-11-20 05:40:52,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924224434] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 05:40:52,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673718617] [2021-11-20 05:40:52,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:52,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:40:52,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:52,262 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:40:52,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b595b321-1e45-434a-85ea-8d1e8125d28e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 05:40:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 9642 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 05:40:55,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:40:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-20 05:40:56,317 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:40:56,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673718617] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:40:56,317 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 05:40:56,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-20 05:40:56,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845832304] [2021-11-20 05:40:56,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:40:56,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:40:56,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:40:56,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:40:56,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:40:56,319 INFO L87 Difference]: Start difference. First operand 118849 states and 180564 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2021-11-20 05:41:08,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:41:08,541 INFO L93 Difference]: Finished difference Result 356043 states and 540944 transitions. [2021-11-20 05:41:08,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:41:08,542 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 165 [2021-11-20 05:41:08,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted.