./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/config/TaipanReach.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_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0dcc3c8ee4f0ae2f0cd3b1f7bcded85c719804cb09b4370c1091b6627a94f1b1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:42:40,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:42:40,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:42:40,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:42:40,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:42:40,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:42:40,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:42:40,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:42:40,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:42:40,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:42:40,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:42:40,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:42:40,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:42:40,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:42:40,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:42:40,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:42:40,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:42:40,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:42:40,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:42:40,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:42:40,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:42:40,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:42:40,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:42:40,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:42:40,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:42:40,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:42:40,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:42:40,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:42:40,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:42:40,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:42:40,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:42:40,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:42:40,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:42:40,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:42:40,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:42:40,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:42:40,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:42:40,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:42:40,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:42:40,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:42:40,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:42:40,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:42:40,464 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:42:40,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:42:40,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:42:40,468 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:42:40,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:42:40,469 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:42:40,469 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:42:40,469 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:42:40,470 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:42:40,470 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:42:40,471 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:42:40,471 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:42:40,472 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:42:40,472 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:42:40,472 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:42:40,472 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:42:40,473 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:42:40,473 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:42:40,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:42:40,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:42:40,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:42:40,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:42:40,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:42:40,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:42:40,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:42:40,475 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:42:40,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:42:40,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:42:40,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:42:40,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:42:40,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:42:40,477 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:42:40,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:42:40,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:42:40,478 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:42:40,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:42:40,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:42:40,479 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:42:40,479 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_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dcc3c8ee4f0ae2f0cd3b1f7bcded85c719804cb09b4370c1091b6627a94f1b1 [2022-11-23 15:42:40,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:42:40,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:42:40,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:42:40,868 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:42:40,868 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:42:40,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 15:42:43,905 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:42:44,828 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:42:44,828 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/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 [2022-11-23 15:42:44,965 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/data/8d7cb7722/5d207d7e44134a2dbbe918fab5cf78f9/FLAG6c5d7a7d1 [2022-11-23 15:42:44,980 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/data/8d7cb7722/5d207d7e44134a2dbbe918fab5cf78f9 [2022-11-23 15:42:44,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:42:44,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:42:44,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:42:44,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:42:44,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:42:44,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:44" (1/1) ... [2022-11-23 15:42:44,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fe240d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:44, skipping insertion in model container [2022-11-23 15:42:44,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:44" (1/1) ... [2022-11-23 15:42:45,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:42:45,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:42:52,998 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/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] [2022-11-23 15:42:53,083 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-23 15:42:53,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:42:53,191 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:42:55,095 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/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] [2022-11-23 15:42:55,101 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-23 15:42:55,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:42:55,623 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:42:55,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55 WrapperNode [2022-11-23 15:42:55,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:42:55,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:42:55,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:42:55,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:42:55,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:55,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:56,644 INFO L138 Inliner]: procedures = 851, calls = 8780, calls flagged for inlining = 338, calls inlined = 331, statements flattened = 19292 [2022-11-23 15:42:56,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:42:56,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:42:56,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:42:56,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:42:56,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:56,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:56,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:56,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:57,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:57,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:57,482 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:57,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:57,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:42:57,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:42:57,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:42:57,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:42:57,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (1/1) ... [2022-11-23 15:42:57,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:42:57,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:42:57,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:42:57,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:42:57,689 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_serdes_complete_ratechange [2022-11-23 15:42:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_serdes_complete_ratechange [2022-11-23 15:42:57,689 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_getpfc [2022-11-23 15:42:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_getpfc [2022-11-23 15:42:57,690 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_all_multicast_mode [2022-11-23 15:42:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_all_multicast_mode [2022-11-23 15:42:57,690 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_coalesce [2022-11-23 15:42:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_coalesce [2022-11-23 15:42:57,690 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_pcs_power_cycle [2022-11-23 15:42:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_pcs_power_cycle [2022-11-23 15:42:57,690 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 15:42:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 15:42:57,691 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-23 15:42:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-23 15:42:57,691 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-23 15:42:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-23 15:42:57,691 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-23 15:42:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-23 15:42:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_ts_info [2022-11-23 15:42:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_ts_info [2022-11-23 15:42:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_channels [2022-11-23 15:42:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_channels [2022-11-23 15:42:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_vlan_stripping [2022-11-23 15:42:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_vlan_stripping [2022-11-23 15:42:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-23 15:42:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-23 15:42:57,694 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_mmc_read [2022-11-23 15:42:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_mmc_read [2022-11-23 15:42:57,694 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_avail_desc [2022-11-23 15:42:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_avail_desc [2022-11-23 15:42:57,694 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_an [2022-11-23 15:42:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_an [2022-11-23 15:42:57,695 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_tx_ints [2022-11-23 15:42:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_tx_ints [2022-11-23 15:42:57,695 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_state_as_string [2022-11-23 15:42:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_state_as_string [2022-11-23 15:42:57,695 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 15:42:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 15:42:57,695 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_unmap_rdata [2022-11-23 15:42:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_unmap_rdata [2022-11-23 15:42:57,696 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_ring_resources [2022-11-23 15:42:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_ring_resources [2022-11-23 15:42:57,696 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_maybe_stop_tx_queue [2022-11-23 15:42:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_maybe_stop_tx_queue [2022-11-23 15:42:57,696 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_start [2022-11-23 15:42:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_start [2022-11-23 15:42:57,696 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-23 15:42:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-23 15:42:57,697 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2022-11-23 15:42:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2022-11-23 15:42:57,698 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rss [2022-11-23 15:42:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rss [2022-11-23 15:42:57,698 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_incompat_link [2022-11-23 15:42:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_incompat_link [2022-11-23 15:42:57,698 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-23 15:42:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-23 15:42:57,698 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_rx_mode [2022-11-23 15:42:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_rx_mode [2022-11-23 15:42:57,699 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_setup_tc [2022-11-23 15:42:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_setup_tc [2022-11-23 15:42:57,699 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 15:42:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 15:42:57,699 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_map_rx_buffer [2022-11-23 15:42:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_map_rx_buffer [2022-11-23 15:42:57,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:42:57,700 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_resume [2022-11-23 15:42:57,700 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_resume [2022-11-23 15:42:57,700 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_7 [2022-11-23 15:42:57,700 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_7 [2022-11-23 15:42:57,701 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-23 15:42:57,701 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-23 15:42:57,701 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-23 15:42:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-23 15:42:57,702 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_reg_value_write [2022-11-23 15:42:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_reg_value_write [2022-11-23 15:42:57,702 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-23 15:42:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-23 15:42:57,703 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_wrapper_tx_descriptor_init [2022-11-23 15:42:57,703 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_wrapper_tx_descriptor_init [2022-11-23 15:42:57,703 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_stop [2022-11-23 15:42:57,704 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_stop [2022-11-23 15:42:57,704 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_ioctl [2022-11-23 15:42:57,704 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_ioctl [2022-11-23 15:42:57,704 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_coalesce [2022-11-23 15:42:57,704 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_coalesce [2022-11-23 15:42:57,704 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_powerup [2022-11-23 15:42:57,704 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_powerup [2022-11-23 15:42:57,704 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_init [2022-11-23 15:42:57,704 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_init [2022-11-23 15:42:57,705 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_update_tstamp_addend [2022-11-23 15:42:57,705 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_update_tstamp_addend [2022-11-23 15:42:57,705 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-23 15:42:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-23 15:42:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_dcb_pfc [2022-11-23 15:42:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_dcb_pfc [2022-11-23 15:42:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_all_queues [2022-11-23 15:42:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_all_queues [2022-11-23 15:42:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-23 15:42:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-23 15:42:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:42:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u64~0 [2022-11-23 15:42:57,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u64~0 [2022-11-23 15:42:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_remove [2022-11-23 15:42:57,707 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_remove [2022-11-23 15:42:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-23 15:42:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2022-11-23 15:42:57,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2022-11-23 15:42:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_7 [2022-11-23 15:42:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_7 [2022-11-23 15:42:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:42:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rsf_mode [2022-11-23 15:42:57,712 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rsf_mode [2022-11-23 15:42:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 15:42:57,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 15:42:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:42:57,714 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-11-23 15:42:57,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-11-23 15:42:57,714 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-23 15:42:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-23 15:42:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mode [2022-11-23 15:42:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mode [2022-11-23 15:42:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_change_mtu [2022-11-23 15:42:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_change_mtu [2022-11-23 15:42:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-23 15:42:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-23 15:42:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_poll [2022-11-23 15:42:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_poll [2022-11-23 15:42:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_resource_count [2022-11-23 15:42:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_resource_count [2022-11-23 15:42:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_ring [2022-11-23 15:42:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_ring [2022-11-23 15:42:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-23 15:42:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-23 15:42:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_config_fixed [2022-11-23 15:42:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_config_fixed [2022-11-23 15:42:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_tx_training [2022-11-23 15:42:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_tx_training [2022-11-23 15:42:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-23 15:42:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-23 15:42:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_hash_key [2022-11-23 15:42:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_hash_key [2022-11-23 15:42:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-23 15:42:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-23 15:42:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-23 15:42:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-23 15:42:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_stop [2022-11-23 15:42:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_stop [2022-11-23 15:42:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_features [2022-11-23 15:42:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_features [2022-11-23 15:42:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:42:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:42:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_tstamp [2022-11-23 15:42:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_tstamp [2022-11-23 15:42:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_irq_work [2022-11-23 15:42:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_irq_work [2022-11-23 15:42:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2022-11-23 15:42:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2022-11-23 15:42:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-23 15:42:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-23 15:42:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure __xgbe_phy_config_aneg [2022-11-23 15:42:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __xgbe_phy_config_aneg [2022-11-23 15:42:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_status_aneg [2022-11-23 15:42:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_status_aneg [2022-11-23 15:42:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_read_u32_array [2022-11-23 15:42:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_read_u32_array [2022-11-23 15:42:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_powerdown [2022-11-23 15:42:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_powerdown [2022-11-23 15:42:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_xmit [2022-11-23 15:42:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_xmit [2022-11-23 15:42:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 15:42:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_common_write [2022-11-23 15:42:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_common_write [2022-11-23 15:42:57,726 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_check_link_timeout [2022-11-23 15:42:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_check_link_timeout [2022-11-23 15:42:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 15:42:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 15:42:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart [2022-11-23 15:42:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart [2022-11-23 15:42:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_flow_control [2022-11-23 15:42:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_flow_control [2022-11-23 15:42:57,727 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_close [2022-11-23 15:42:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_close [2022-11-23 15:42:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-23 15:42:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-23 15:42:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-23 15:42:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-23 15:42:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_calculate_per_queue_fifo [2022-11-23 15:42:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_calculate_per_queue_fifo [2022-11-23 15:42:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_address [2022-11-23 15:42:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_address [2022-11-23 15:42:57,728 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-23 15:42:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-23 15:42:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 15:42:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 15:42:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_reg_value_write [2022-11-23 15:42:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_reg_value_write [2022-11-23 15:42:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_osp_mode [2022-11-23 15:42:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_osp_mode [2022-11-23 15:42:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 15:42:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 15:42:57,729 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_lookup_table [2022-11-23 15:42:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_lookup_table [2022-11-23 15:42:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_disable_kr_training [2022-11-23 15:42:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_disable_kr_training [2022-11-23 15:42:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-23 15:42:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-23 15:42:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_napi_enable [2022-11-23 15:42:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_napi_enable [2022-11-23 15:42:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-23 15:42:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-23 15:42:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_calc_rx_buf_size [2022-11-23 15:42:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_calc_rx_buf_size [2022-11-23 15:42:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:42:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 15:42:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 15:42:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_start [2022-11-23 15:42:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_start [2022-11-23 15:42:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2022-11-23 15:42:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2022-11-23 15:42:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:42:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-23 15:42:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-23 15:42:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_settings [2022-11-23 15:42:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_settings [2022-11-23 15:42:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2022-11-23 15:42:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2022-11-23 15:42:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_117 [2022-11-23 15:42:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_117 [2022-11-23 15:42:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_118 [2022-11-23 15:42:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_118 [2022-11-23 15:42:57,732 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-11-23 15:42:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-11-23 15:42:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_state_machine [2022-11-23 15:42:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_state_machine [2022-11-23 15:42:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_pauseparam [2022-11-23 15:42:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_pauseparam [2022-11-23 15:42:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_tx_xnp [2022-11-23 15:42:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_tx_xnp [2022-11-23 15:42:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_name [2022-11-23 15:42:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_name [2022-11-23 15:42:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_desc_reset [2022-11-23 15:42:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_desc_reset [2022-11-23 15:42:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-23 15:42:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-23 15:42:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-23 15:42:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-23 15:42:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-23 15:42:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-23 15:42:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-23 15:42:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-23 15:42:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_reg [2022-11-23 15:42:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_reg [2022-11-23 15:42:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_48 [2022-11-23 15:42:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_48 [2022-11-23 15:42:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-23 15:42:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-23 15:42:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2022-11-23 15:42:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2022-11-23 15:42:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_mode [2022-11-23 15:42:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_mode [2022-11-23 15:42:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_gmii_speed [2022-11-23 15:42:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_gmii_speed [2022-11-23 15:42:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-23 15:42:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-23 15:42:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_dcb_tc [2022-11-23 15:42:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_dcb_tc [2022-11-23 15:42:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_one_poll [2022-11-23 15:42:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_one_poll [2022-11-23 15:42:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_pbl_val [2022-11-23 15:42:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_pbl_val [2022-11-23 15:42:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-23 15:42:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-23 15:42:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_7 [2022-11-23 15:42:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_7 [2022-11-23 15:42:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_read_u32 [2022-11-23 15:42:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_read_u32 [2022-11-23 15:42:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_setpfc [2022-11-23 15:42:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_setpfc [2022-11-23 15:42:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2022-11-23 15:42:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2022-11-23 15:42:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-23 15:42:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-23 15:42:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_threshold [2022-11-23 15:42:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_threshold [2022-11-23 15:42:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2022-11-23 15:42:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2022-11-23 15:42:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work___0 [2022-11-23 15:42:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work___0 [2022-11-23 15:42:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:42:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_vlan_filtering [2022-11-23 15:42:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_vlan_filtering [2022-11-23 15:42:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2022-11-23 15:42:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2022-11-23 15:42:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_timeout [2022-11-23 15:42:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_timeout [2022-11-23 15:42:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 15:42:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 15:42:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2022-11-23 15:42:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2022-11-23 15:42:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_csum [2022-11-23 15:42:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_csum [2022-11-23 15:42:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dump_tx_desc [2022-11-23 15:42:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dump_tx_desc [2022-11-23 15:42:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2022-11-23 15:42:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2022-11-23 15:42:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_flow_control [2022-11-23 15:42:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_flow_control [2022-11-23 15:42:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_cur_mode [2022-11-23 15:42:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_cur_mode [2022-11-23 15:42:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_gmii_2500_speed [2022-11-23 15:42:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_gmii_2500_speed [2022-11-23 15:42:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_vlan_stripping [2022-11-23 15:42:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_vlan_stripping [2022-11-23 15:42:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tsf_mode [2022-11-23 15:42:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tsf_mode [2022-11-23 15:42:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_setets [2022-11-23 15:42:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_setets [2022-11-23 15:42:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-23 15:42:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-23 15:42:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2022-11-23 15:42:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2022-11-23 15:42:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 15:42:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 15:42:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_ring [2022-11-23 15:42:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_ring [2022-11-23 15:42:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_drvinfo [2022-11-23 15:42:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_drvinfo [2022-11-23 15:42:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure devm_free_irq [2022-11-23 15:42:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_free_irq [2022-11-23 15:42:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2022-11-23 15:42:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2022-11-23 15:42:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_stop_timers [2022-11-23 15:42:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_stop_timers [2022-11-23 15:42:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_wrapper_rx_descriptor_init [2022-11-23 15:42:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_wrapper_rx_descriptor_init [2022-11-23 15:42:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_tx_ints [2022-11-23 15:42:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_tx_ints [2022-11-23 15:42:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-23 15:42:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-23 15:42:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-11-23 15:42:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-11-23 15:42:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_pblx8 [2022-11-23 15:42:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_pblx8 [2022-11-23 15:42:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_coalesce [2022-11-23 15:42:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_coalesce [2022-11-23 15:42:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure timecounter_cyc2time [2022-11-23 15:42:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure timecounter_cyc2time [2022-11-23 15:42:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 15:42:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 15:42:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_xgmii_mode [2022-11-23 15:42:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_xgmii_mode [2022-11-23 15:42:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-23 15:42:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-23 15:42:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init [2022-11-23 15:42:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init [2022-11-23 15:42:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-23 15:42:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-23 15:42:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 15:42:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 15:42:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_in_kr_mode [2022-11-23 15:42:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_in_kr_mode [2022-11-23 15:42:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_flow_control [2022-11-23 15:42:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_flow_control [2022-11-23 15:42:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-23 15:42:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-23 15:42:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-23 15:42:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-23 15:42:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2022-11-23 15:42:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2022-11-23 15:42:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-23 15:42:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-23 15:42:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-11-23 15:42:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-11-23 15:42:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 15:42:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 15:42:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_vlan_rx_kill_vid [2022-11-23 15:42:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_vlan_rx_kill_vid [2022-11-23 15:42:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rss [2022-11-23 15:42:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rss [2022-11-23 15:42:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_switch_mode [2022-11-23 15:42:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_switch_mode [2022-11-23 15:42:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_rxnfc [2022-11-23 15:42:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_rxnfc [2022-11-23 15:42:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_getdcbx [2022-11-23 15:42:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_getdcbx [2022-11-23 15:42:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 15:42:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2022-11-23 15:42:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2022-11-23 15:42:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-23 15:42:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-23 15:42:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-23 15:42:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-23 15:42:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-23 15:42:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-23 15:42:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 15:42:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 15:42:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-23 15:42:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-23 15:42:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:42:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_stats64 [2022-11-23 15:42:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_stats64 [2022-11-23 15:42:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-23 15:42:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-23 15:42:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-23 15:42:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-23 15:42:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 15:42:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_init [2022-11-23 15:42:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_init [2022-11-23 15:42:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_suspend [2022-11-23 15:42:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_suspend [2022-11-23 15:42:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_update_vlan_hash_table [2022-11-23 15:42:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_update_vlan_hash_table [2022-11-23 15:42:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-23 15:42:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-23 15:42:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 15:42:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 15:42:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-23 15:42:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-23 15:42:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 15:42:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-23 15:42:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-23 15:42:57,756 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_isr [2022-11-23 15:42:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_isr [2022-11-23 15:42:57,756 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 15:42:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 15:42:57,756 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_alloc_pages [2022-11-23 15:42:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_alloc_pages [2022-11-23 15:42:57,756 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_coalesce [2022-11-23 15:42:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_coalesce [2022-11-23 15:42:57,756 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_vlan_filtering [2022-11-23 15:42:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_vlan_filtering [2022-11-23 15:42:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 15:42:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 15:42:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 15:42:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 15:42:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_sset_count [2022-11-23 15:42:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_sset_count [2022-11-23 15:42:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_an [2022-11-23 15:42:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_an [2022-11-23 15:42:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-23 15:42:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-23 15:42:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-23 15:42:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-23 15:42:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_7 [2022-11-23 15:42:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_7 [2022-11-23 15:42:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:42:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:42:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:42:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:42:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-23 15:42:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-23 15:42:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-23 15:42:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-23 15:42:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_work_311 [2022-11-23 15:42:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_work_311 [2022-11-23 15:42:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_probe [2022-11-23 15:42:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_probe [2022-11-23 15:42:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-23 15:42:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-23 15:42:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_reg [2022-11-23 15:42:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_reg [2022-11-23 15:42:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_rx_poll [2022-11-23 15:42:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_rx_poll [2022-11-23 15:42:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-23 15:42:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-23 15:42:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 15:42:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 15:42:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 15:42:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_start_xmit [2022-11-23 15:42:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_start_xmit [2022-11-23 15:42:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure timecounter_init [2022-11-23 15:42:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure timecounter_init [2022-11-23 15:42:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart_an [2022-11-23 15:42:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart_an [2022-11-23 15:42:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_gmii_2500_mode [2022-11-23 15:42:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_gmii_2500_mode [2022-11-23 15:42:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-23 15:42:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-23 15:42:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2022-11-23 15:42:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2022-11-23 15:42:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-23 15:42:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-23 15:42:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_reg_addr_write [2022-11-23 15:42:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_reg_addr_write [2022-11-23 15:42:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2022-11-23 15:42:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2022-11-23 15:42:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 15:42:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 15:42:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-23 15:42:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-23 15:42:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 15:42:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 15:42:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_common_read [2022-11-23 15:42:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_common_read [2022-11-23 15:42:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-23 15:42:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-23 15:42:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_xgmii_speed [2022-11-23 15:42:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_xgmii_speed [2022-11-23 15:42:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-11-23 15:42:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-11-23 15:42:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_pauseparam [2022-11-23 15:42:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_pauseparam [2022-11-23 15:42:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_threshold [2022-11-23 15:42:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_threshold [2022-11-23 15:42:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev32 [2022-11-23 15:42:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev32 [2022-11-23 15:42:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-23 15:42:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-23 15:42:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_adjust_link [2022-11-23 15:42:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_adjust_link [2022-11-23 15:42:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_present [2022-11-23 15:42:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_present [2022-11-23 15:42:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_gmii_mode [2022-11-23 15:42:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_gmii_mode [2022-11-23 15:42:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_config_aneg [2022-11-23 15:42:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_config_aneg [2022-11-23 15:42:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 15:42:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_49 [2022-11-23 15:42:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_49 [2022-11-23 15:42:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_pbl_val [2022-11-23 15:42:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_pbl_val [2022-11-23 15:42:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_47 [2022-11-23 15:42:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_47 [2022-11-23 15:42:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_43 [2022-11-23 15:42:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_43 [2022-11-23 15:42:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-23 15:42:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-23 15:42:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2022-11-23 15:42:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2022-11-23 15:42:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2022-11-23 15:42:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2022-11-23 15:42:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_poll_controller [2022-11-23 15:42:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_poll_controller [2022-11-23 15:42:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-23 15:42:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-23 15:42:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_rx_desc_reset [2022-11-23 15:42:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_rx_desc_reset [2022-11-23 15:42:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_serdes_start_ratechange [2022-11-23 15:42:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_serdes_start_ratechange [2022-11-23 15:42:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_address___0 [2022-11-23 15:42:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_address___0 [2022-11-23 15:42:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-23 15:42:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-23 15:42:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_csum [2022-11-23 15:42:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_csum [2022-11-23 15:42:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_all_poll [2022-11-23 15:42:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_all_poll [2022-11-23 15:42:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 15:42:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 15:42:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_mmd_write [2022-11-23 15:42:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_mmd_write [2022-11-23 15:42:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-23 15:42:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-23 15:42:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2022-11-23 15:42:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2022-11-23 15:42:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2022-11-23 15:42:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2022-11-23 15:42:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_open [2022-11-23 15:42:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_open [2022-11-23 15:42:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_start_timers [2022-11-23 15:42:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_start_timers [2022-11-23 15:42:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-23 15:42:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-23 15:42:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-23 15:42:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-23 15:42:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart_dev [2022-11-23 15:42:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart_dev [2022-11-23 15:42:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_tx_coalesce [2022-11-23 15:42:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_tx_coalesce [2022-11-23 15:42:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-23 15:42:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-23 15:42:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_napi_disable [2022-11-23 15:42:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_napi_disable [2022-11-23 15:42:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_status [2022-11-23 15:42:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_status [2022-11-23 15:42:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_promiscuous_mode [2022-11-23 15:42:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_promiscuous_mode [2022-11-23 15:42:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_getets [2022-11-23 15:42:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_getets [2022-11-23 15:42:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-23 15:42:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-23 15:42:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_print_pkt [2022-11-23 15:42:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_print_pkt [2022-11-23 15:42:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_buffer_data [2022-11-23 15:42:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_buffer_data [2022-11-23 15:42:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-23 15:42:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-23 15:42:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-23 15:42:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-23 15:42:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_rx_coalesce [2022-11-23 15:42:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_rx_coalesce [2022-11-23 15:42:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_reg_addr_write [2022-11-23 15:42:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_reg_addr_write [2022-11-23 15:42:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_settings [2022-11-23 15:42:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_settings [2022-11-23 15:42:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_prepare_tx_stop [2022-11-23 15:42:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_prepare_tx_stop [2022-11-23 15:42:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_service [2022-11-23 15:42:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_service [2022-11-23 15:42:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_vlan_rx_add_vid [2022-11-23 15:42:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_vlan_rx_add_vid [2022-11-23 15:42:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 15:42:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 15:42:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-11-23 15:42:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-11-23 15:42:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:42:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-23 15:42:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-23 15:42:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2022-11-23 15:42:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2022-11-23 15:42:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-23 15:42:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-23 15:42:59,898 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:42:59,904 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:43:00,868 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 15:47:47,158 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:48:06,028 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:48:06,028 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-23 15:48:06,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:48:06 BoogieIcfgContainer [2022-11-23 15:48:06,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:48:06,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:48:06,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:48:06,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:48:06,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:42:44" (1/3) ... [2022-11-23 15:48:06,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@709cbe45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:48:06, skipping insertion in model container [2022-11-23 15:48:06,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:55" (2/3) ... [2022-11-23 15:48:06,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@709cbe45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:48:06, skipping insertion in model container [2022-11-23 15:48:06,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:48:06" (3/3) ... [2022-11-23 15:48:06,051 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i [2022-11-23 15:48:06,075 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:48:06,076 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:48:06,237 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:48:06,243 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3db35cbf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:48:06,244 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:48:06,264 INFO L276 IsEmpty]: Start isEmpty. Operand has 5037 states, 3152 states have (on average 1.3175761421319796) internal successors, (4153), 3239 states have internal predecessors, (4153), 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) [2022-11-23 15:48:06,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-23 15:48:06,296 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:48:06,297 INFO L195 NwaCegarLoop]: 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] [2022-11-23 15:48:06,298 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:48:06,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:48:06,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1315584202, now seen corresponding path program 1 times [2022-11-23 15:48:06,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:48:06,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394183459] [2022-11-23 15:48:06,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:48:06,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:48:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:48:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:48:08,344 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:48:08,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394183459] [2022-11-23 15:48:08,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394183459] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:48:08,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:48:08,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:48:08,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5961942] [2022-11-23 15:48:08,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:48:08,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:48:08,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:48:08,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:48:08,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:48:08,391 INFO L87 Difference]: Start difference. First operand has 5037 states, 3152 states have (on average 1.3175761421319796) internal successors, (4153), 3239 states have internal predecessors, (4153), 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 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-23 15:48:10,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:13,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:16,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:19,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:22,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:29,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:33,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:36,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:38,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:48:38,574 INFO L93 Difference]: Finished difference Result 14849 states and 22013 transitions. [2022-11-23 15:48:38,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:48:38,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (11), 2 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 65 [2022-11-23 15:48:38,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:48:38,693 INFO L225 Difference]: With dead ends: 14849 [2022-11-23 15:48:38,694 INFO L226 Difference]: Without dead ends: 9768 [2022-11-23 15:48:38,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:48:38,762 INFO L413 NwaCegarLoop]: 8071 mSDtfsCounter, 6909 mSDsluCounter, 6555 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6938 SdHoareTripleChecker+Valid, 14626 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:48:38,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6938 Valid, 14626 Invalid, 1505 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1498 Invalid, 6 Unknown, 0 Unchecked, 29.3s Time] [2022-11-23 15:48:38,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9768 states. [2022-11-23 15:48:39,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9768 to 9758. [2022-11-23 15:48:39,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9758 states, 6118 states have (on average 1.312847335730631) internal successors, (8032), 6263 states have internal predecessors, (8032), 3056 states have call successors, (3056), 585 states have call predecessors, (3056), 583 states have return successors, (3082), 2988 states have call predecessors, (3082), 3055 states have call successors, (3082) [2022-11-23 15:48:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9758 states to 9758 states and 14170 transitions. [2022-11-23 15:48:39,640 INFO L78 Accepts]: Start accepts. Automaton has 9758 states and 14170 transitions. Word has length 65 [2022-11-23 15:48:39,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:48:39,640 INFO L495 AbstractCegarLoop]: Abstraction has 9758 states and 14170 transitions. [2022-11-23 15:48:39,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-23 15:48:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 9758 states and 14170 transitions. [2022-11-23 15:48:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-23 15:48:39,656 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:48:39,657 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 15:48:39,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:48:39,658 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:48:39,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:48:39,659 INFO L85 PathProgramCache]: Analyzing trace with hash -583113434, now seen corresponding path program 1 times [2022-11-23 15:48:39,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:48:39,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495996960] [2022-11-23 15:48:39,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:48:39,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:48:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:48:40,927 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-23 15:48:40,927 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:48:40,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495996960] [2022-11-23 15:48:40,928 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495996960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:48:40,928 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:48:40,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:48:40,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909068171] [2022-11-23 15:48:40,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:48:40,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:48:40,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:48:40,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:48:40,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:48:40,931 INFO L87 Difference]: Start difference. First operand 9758 states and 14170 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-23 15:48:43,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:45,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:50,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:54,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:48:57,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:00,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:03,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:06,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:09,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:12,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:49:12,675 INFO L93 Difference]: Finished difference Result 28998 states and 42104 transitions. [2022-11-23 15:49:12,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:49:12,675 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (21), 2 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 105 [2022-11-23 15:49:12,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:49:12,867 INFO L225 Difference]: With dead ends: 28998 [2022-11-23 15:49:12,868 INFO L226 Difference]: Without dead ends: 19241 [2022-11-23 15:49:13,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:49:13,067 INFO L413 NwaCegarLoop]: 8092 mSDtfsCounter, 6897 mSDsluCounter, 6520 mSDsCounter, 0 mSdLazyCounter, 1488 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6926 SdHoareTripleChecker+Valid, 14612 SdHoareTripleChecker+Invalid, 1496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1488 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:49:13,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6926 Valid, 14612 Invalid, 1496 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1488 Invalid, 7 Unknown, 0 Unchecked, 30.9s Time] [2022-11-23 15:49:13,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19241 states. [2022-11-23 15:49:14,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19241 to 19230. [2022-11-23 15:49:14,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19230 states, 12041 states have (on average 1.3111037289261689) internal successors, (15787), 12331 states have internal predecessors, (15787), 6028 states have call successors, (6028), 1164 states have call predecessors, (6028), 1160 states have return successors, (6108), 5889 states have call predecessors, (6108), 6027 states have call successors, (6108) [2022-11-23 15:49:14,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19230 states to 19230 states and 27923 transitions. [2022-11-23 15:49:14,589 INFO L78 Accepts]: Start accepts. Automaton has 19230 states and 27923 transitions. Word has length 105 [2022-11-23 15:49:14,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:49:14,589 INFO L495 AbstractCegarLoop]: Abstraction has 19230 states and 27923 transitions. [2022-11-23 15:49:14,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-23 15:49:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 19230 states and 27923 transitions. [2022-11-23 15:49:14,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-23 15:49:14,596 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:49:14,596 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 15:49:14,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:49:14,597 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:49:14,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:49:14,598 INFO L85 PathProgramCache]: Analyzing trace with hash -725803835, now seen corresponding path program 1 times [2022-11-23 15:49:14,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:49:14,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699700142] [2022-11-23 15:49:14,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:49:14,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:49:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:49:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 15:49:15,783 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:49:15,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699700142] [2022-11-23 15:49:15,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699700142] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:49:15,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260915821] [2022-11-23 15:49:15,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:49:15,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:49:15,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:49:15,788 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:49:15,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:49:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:49:20,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 10181 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 15:49:20,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:49:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 15:49:20,299 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:49:20,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260915821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:49:20,300 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:49:20,300 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-11-23 15:49:20,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478330353] [2022-11-23 15:49:20,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:49:20,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:49:20,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:49:20,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:49:20,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:49:20,304 INFO L87 Difference]: Start difference. First operand 19230 states and 27923 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 2 states have internal predecessors, (71), 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) [2022-11-23 15:49:22,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:25,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:28,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:31,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:35,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:40,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:47,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:50,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:49:52,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:49:52,009 INFO L93 Difference]: Finished difference Result 57488 states and 83498 transitions. [2022-11-23 15:49:52,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:49:52,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 2 states have internal predecessors, (71), 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 110 [2022-11-23 15:49:52,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:49:52,296 INFO L225 Difference]: With dead ends: 57488 [2022-11-23 15:49:52,297 INFO L226 Difference]: Without dead ends: 38259 [2022-11-23 15:49:52,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:49:52,562 INFO L413 NwaCegarLoop]: 11302 mSDtfsCounter, 6969 mSDsluCounter, 6530 mSDsCounter, 0 mSdLazyCounter, 1958 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6998 SdHoareTripleChecker+Valid, 17832 SdHoareTripleChecker+Invalid, 1965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1958 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2022-11-23 15:49:52,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6998 Valid, 17832 Invalid, 1965 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1958 Invalid, 6 Unknown, 0 Unchecked, 30.4s Time] [2022-11-23 15:49:52,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38259 states. [2022-11-23 15:49:54,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38259 to 38245. [2022-11-23 15:49:54,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38245 states, 23949 states have (on average 1.3113282391749133) internal successors, (31405), 24532 states have internal predecessors, (31405), 11981 states have call successors, (11981), 2322 states have call predecessors, (11981), 2314 states have return successors, (12169), 11697 states have call predecessors, (12169), 11980 states have call successors, (12169) [2022-11-23 15:49:55,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38245 states to 38245 states and 55555 transitions. [2022-11-23 15:49:55,480 INFO L78 Accepts]: Start accepts. Automaton has 38245 states and 55555 transitions. Word has length 110 [2022-11-23 15:49:55,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:49:55,482 INFO L495 AbstractCegarLoop]: Abstraction has 38245 states and 55555 transitions. [2022-11-23 15:49:55,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 2 states have internal predecessors, (71), 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) [2022-11-23 15:49:55,482 INFO L276 IsEmpty]: Start isEmpty. Operand 38245 states and 55555 transitions. [2022-11-23 15:49:55,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-23 15:49:55,498 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:49:55,499 INFO L195 NwaCegarLoop]: 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, 1, 1, 1] [2022-11-23 15:49:55,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 15:49:55,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:49:55,715 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:49:55,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:49:55,715 INFO L85 PathProgramCache]: Analyzing trace with hash 747564051, now seen corresponding path program 1 times [2022-11-23 15:49:55,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:49:55,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177655536] [2022-11-23 15:49:55,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:49:55,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:49:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:49:56,875 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 15:49:56,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:49:56,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177655536] [2022-11-23 15:49:56,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177655536] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:49:56,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1356785097] [2022-11-23 15:49:56,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:49:56,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:49:56,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:49:56,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:49:56,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 15:50:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:50:01,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 10676 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 15:50:01,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:50:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 15:50:01,574 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:50:01,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1356785097] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:50:01,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:50:01,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-11-23 15:50:01,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491177867] [2022-11-23 15:50:01,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:50:01,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:50:01,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:50:01,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:50:01,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:50:01,577 INFO L87 Difference]: Start difference. First operand 38245 states and 55555 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 2 states have internal predecessors, (90), 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) [2022-11-23 15:50:03,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:06,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:12,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:16,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:21,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:23,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:29,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:35,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:38,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:40,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:50:40,597 INFO L93 Difference]: Finished difference Result 96472 states and 140054 transitions. [2022-11-23 15:50:40,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:50:40,597 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 2 states have internal predecessors, (90), 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 133 [2022-11-23 15:50:40,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:50:41,404 INFO L225 Difference]: With dead ends: 96472 [2022-11-23 15:50:41,404 INFO L226 Difference]: Without dead ends: 76123 [2022-11-23 15:50:41,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:50:41,611 INFO L413 NwaCegarLoop]: 12412 mSDtfsCounter, 6907 mSDsluCounter, 6526 mSDsCounter, 0 mSdLazyCounter, 2139 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6935 SdHoareTripleChecker+Valid, 18938 SdHoareTripleChecker+Invalid, 2148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2139 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:50:41,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6935 Valid, 18938 Invalid, 2148 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 2139 Invalid, 6 Unknown, 0 Unchecked, 36.3s Time] [2022-11-23 15:50:41,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76123 states. [2022-11-23 15:50:45,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76123 to 76113. [2022-11-23 15:50:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76113 states, 47681 states have (on average 1.3116545374467818) internal successors, (62541), 48840 states have internal predecessors, (62541), 23809 states have call successors, (23809), 4638 states have call predecessors, (23809), 4622 states have return successors, (24205), 23245 states have call predecessors, (24205), 23808 states have call successors, (24205) [2022-11-23 15:50:47,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76113 states to 76113 states and 110555 transitions. [2022-11-23 15:50:47,583 INFO L78 Accepts]: Start accepts. Automaton has 76113 states and 110555 transitions. Word has length 133 [2022-11-23 15:50:47,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:50:47,584 INFO L495 AbstractCegarLoop]: Abstraction has 76113 states and 110555 transitions. [2022-11-23 15:50:47,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 2 states have internal predecessors, (90), 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) [2022-11-23 15:50:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 76113 states and 110555 transitions. [2022-11-23 15:50:47,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-23 15:50:47,599 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:50:47,599 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 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] [2022-11-23 15:50:47,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 15:50:47,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:50:47,815 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:50:47,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:50:47,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1554255412, now seen corresponding path program 1 times [2022-11-23 15:50:47,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:50:47,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697492832] [2022-11-23 15:50:47,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:50:47,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:50:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:50:49,029 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-23 15:50:49,029 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:50:49,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697492832] [2022-11-23 15:50:49,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697492832] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:50:49,030 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:50:49,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:50:49,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277315738] [2022-11-23 15:50:49,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:50:49,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:50:49,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:50:49,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:50:49,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:50:49,032 INFO L87 Difference]: Start difference. First operand 76113 states and 110555 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 15:50:51,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:53,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:50:58,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:51:01,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:51:04,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:51:09,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:51:18,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:51:22,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:51:25,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:51:31,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:51:31,913 INFO L93 Difference]: Finished difference Result 224689 states and 330981 transitions. [2022-11-23 15:51:31,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:51:31,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (23), 2 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 173 [2022-11-23 15:51:31,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:51:33,652 INFO L225 Difference]: With dead ends: 224689 [2022-11-23 15:51:33,652 INFO L226 Difference]: Without dead ends: 148577 [2022-11-23 15:51:34,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:51:34,444 INFO L413 NwaCegarLoop]: 10163 mSDtfsCounter, 6815 mSDsluCounter, 6578 mSDsCounter, 0 mSdLazyCounter, 1887 mSolverCounterSat, 7 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6817 SdHoareTripleChecker+Valid, 16741 SdHoareTripleChecker+Invalid, 1902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1887 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:51:34,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6817 Valid, 16741 Invalid, 1902 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1887 Invalid, 8 Unknown, 0 Unchecked, 36.3s Time] [2022-11-23 15:51:34,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148577 states. [2022-11-23 15:51:43,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148577 to 147727. [2022-11-23 15:51:43,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147727 states, 92284 states have (on average 1.3066620432577696) internal successors, (120584), 94641 states have internal predecessors, (120584), 46362 states have call successors, (46362), 9144 states have call predecessors, (46362), 9080 states have return successors, (52439), 45160 states have call predecessors, (52439), 46361 states have call successors, (52439) [2022-11-23 15:51:45,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147727 states to 147727 states and 219385 transitions. [2022-11-23 15:51:45,308 INFO L78 Accepts]: Start accepts. Automaton has 147727 states and 219385 transitions. Word has length 173 [2022-11-23 15:51:45,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:51:45,308 INFO L495 AbstractCegarLoop]: Abstraction has 147727 states and 219385 transitions. [2022-11-23 15:51:45,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 15:51:45,309 INFO L276 IsEmpty]: Start isEmpty. Operand 147727 states and 219385 transitions. [2022-11-23 15:51:45,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-23 15:51:45,321 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:51:45,321 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2022-11-23 15:51:45,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 15:51:45,322 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:51:45,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:51:45,322 INFO L85 PathProgramCache]: Analyzing trace with hash 589790756, now seen corresponding path program 1 times [2022-11-23 15:51:45,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:51:45,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799702353] [2022-11-23 15:51:45,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:51:45,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:51:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:51:46,782 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 15:51:46,782 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:51:46,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799702353] [2022-11-23 15:51:46,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799702353] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:51:46,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310355391] [2022-11-23 15:51:46,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:51:46,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:51:46,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:51:46,785 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:51:46,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e40f0be-fd9e-4eef-adf0-0881e521b114/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process