./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 5e519f3a 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_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/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_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 03:56:44,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:56:44,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:56:44,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:56:44,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:56:44,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:56:44,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:56:44,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:56:44,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:56:44,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:56:44,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:56:44,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:56:44,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:56:44,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:56:44,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:56:44,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:56:44,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:56:44,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:56:44,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:56:45,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:56:45,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:56:45,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:56:45,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:56:45,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:56:45,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:56:45,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:56:45,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:56:45,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:56:45,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:56:45,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:56:45,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:56:45,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:56:45,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:56:45,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:56:45,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:56:45,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:56:45,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:56:45,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:56:45,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:56:45,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:56:45,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:56:45,036 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:56:45,078 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:56:45,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:56:45,079 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:56:45,079 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:56:45,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:56:45,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:56:45,080 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:56:45,081 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:56:45,081 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:56:45,081 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:56:45,082 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:56:45,082 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:56:45,082 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:56:45,083 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:56:45,083 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:56:45,083 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:56:45,083 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:56:45,084 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:56:45,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:56:45,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:56:45,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:56:45,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:56:45,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:56:45,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:56:45,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:56:45,086 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:56:45,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:56:45,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:56:45,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:56:45,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:56:45,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:56:45,087 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:56:45,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:56:45,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:56:45,088 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:56:45,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:56:45,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:56:45,089 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:56:45,089 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_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dcc3c8ee4f0ae2f0cd3b1f7bcded85c719804cb09b4370c1091b6627a94f1b1 [2022-11-03 03:56:45,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:56:45,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:56:45,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:56:45,462 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:56:45,465 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:56:45,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 03:56:45,554 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/data/78afac63d/6c445a4117ed4a66b1622ce7bb10ff8d/FLAGfa8b7b26c [2022-11-03 03:56:46,735 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:56:46,735 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/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 [2022-11-03 03:56:46,818 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/data/78afac63d/6c445a4117ed4a66b1622ce7bb10ff8d/FLAGfa8b7b26c [2022-11-03 03:56:46,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/data/78afac63d/6c445a4117ed4a66b1622ce7bb10ff8d [2022-11-03 03:56:46,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:56:46,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:56:46,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:56:46,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:56:46,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:56:46,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:56:46" (1/1) ... [2022-11-03 03:56:46,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322c0cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:46, skipping insertion in model container [2022-11-03 03:56:46,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:56:46" (1/1) ... [2022-11-03 03:56:46,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:56:47,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:56:57,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/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] [2022-11-03 03:56:57,510 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-03 03:56:57,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:56:57,654 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:56:59,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/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] [2022-11-03 03:56:59,321 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-03 03:56:59,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:56:59,706 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:56:59,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59 WrapperNode [2022-11-03 03:56:59,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:56:59,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:56:59,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:56:59,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:56:59,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:56:59,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:00,605 INFO L138 Inliner]: procedures = 851, calls = 8717, calls flagged for inlining = 338, calls inlined = 331, statements flattened = 17449 [2022-11-03 03:57:00,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:57:00,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:57:00,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:57:00,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:57:00,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:00,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:00,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:00,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:01,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:01,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:01,500 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:01,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:01,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:57:01,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:57:01,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:57:01,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:57:01,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (1/1) ... [2022-11-03 03:57:01,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:57:01,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:57:01,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:57:01,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:57:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_serdes_complete_ratechange [2022-11-03 03:57:01,944 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_serdes_complete_ratechange [2022-11-03 03:57:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_getpfc [2022-11-03 03:57:01,944 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_getpfc [2022-11-03 03:57:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_all_multicast_mode [2022-11-03 03:57:01,944 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_all_multicast_mode [2022-11-03 03:57:01,944 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_coalesce [2022-11-03 03:57:01,945 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_coalesce [2022-11-03 03:57:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_pcs_power_cycle [2022-11-03 03:57:01,945 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_pcs_power_cycle [2022-11-03 03:57:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 03:57:01,945 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 03:57:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 03:57:01,946 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 03:57:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-03 03:57:01,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-03 03:57:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-03 03:57:01,946 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-03 03:57:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_ts_info [2022-11-03 03:57:01,947 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_ts_info [2022-11-03 03:57:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_channels [2022-11-03 03:57:01,947 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_channels [2022-11-03 03:57:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_vlan_stripping [2022-11-03 03:57:01,947 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_vlan_stripping [2022-11-03 03:57:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 03:57:01,947 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 03:57:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_mmc_read [2022-11-03 03:57:01,948 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_mmc_read [2022-11-03 03:57:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_avail_desc [2022-11-03 03:57:01,948 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_avail_desc [2022-11-03 03:57:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_an [2022-11-03 03:57:01,948 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_an [2022-11-03 03:57:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_tx_ints [2022-11-03 03:57:01,949 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_tx_ints [2022-11-03 03:57:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_state_as_string [2022-11-03 03:57:01,949 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_state_as_string [2022-11-03 03:57:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-03 03:57:01,949 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-03 03:57:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_unmap_rdata [2022-11-03 03:57:01,950 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_unmap_rdata [2022-11-03 03:57:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_ring_resources [2022-11-03 03:57:01,950 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_ring_resources [2022-11-03 03:57:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_maybe_stop_tx_queue [2022-11-03 03:57:01,950 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_maybe_stop_tx_queue [2022-11-03 03:57:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_start [2022-11-03 03:57:01,951 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_start [2022-11-03 03:57:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-03 03:57:01,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-03 03:57:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2022-11-03 03:57:01,951 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2022-11-03 03:57:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rss [2022-11-03 03:57:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rss [2022-11-03 03:57:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_incompat_link [2022-11-03 03:57:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_incompat_link [2022-11-03 03:57:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-03 03:57:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-03 03:57:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_rx_mode [2022-11-03 03:57:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_rx_mode [2022-11-03 03:57:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_setup_tc [2022-11-03 03:57:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_setup_tc [2022-11-03 03:57:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 03:57:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 03:57:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_map_rx_buffer [2022-11-03 03:57:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_map_rx_buffer [2022-11-03 03:57:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 03:57:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_resume [2022-11-03 03:57:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_resume [2022-11-03 03:57:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_7 [2022-11-03 03:57:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_7 [2022-11-03 03:57:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-03 03:57:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-03 03:57:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-03 03:57:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-03 03:57:01,968 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_reg_value_write [2022-11-03 03:57:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_reg_value_write [2022-11-03 03:57:01,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-03 03:57:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-03 03:57:01,968 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_wrapper_tx_descriptor_init [2022-11-03 03:57:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_wrapper_tx_descriptor_init [2022-11-03 03:57:01,969 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_stop [2022-11-03 03:57:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_stop [2022-11-03 03:57:01,969 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_ioctl [2022-11-03 03:57:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_ioctl [2022-11-03 03:57:01,969 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_coalesce [2022-11-03 03:57:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_coalesce [2022-11-03 03:57:01,969 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_powerup [2022-11-03 03:57:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_powerup [2022-11-03 03:57:01,970 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_init [2022-11-03 03:57:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_init [2022-11-03 03:57:01,970 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_update_tstamp_addend [2022-11-03 03:57:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_update_tstamp_addend [2022-11-03 03:57:01,970 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-03 03:57:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-03 03:57:01,971 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_dcb_pfc [2022-11-03 03:57:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_dcb_pfc [2022-11-03 03:57:01,971 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_all_queues [2022-11-03 03:57:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_all_queues [2022-11-03 03:57:01,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 03:57:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 03:57:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 03:57:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u64~0 [2022-11-03 03:57:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u64~0 [2022-11-03 03:57:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_remove [2022-11-03 03:57:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_remove [2022-11-03 03:57:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-03 03:57:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2022-11-03 03:57:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2022-11-03 03:57:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_7 [2022-11-03 03:57:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_7 [2022-11-03 03:57:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:57:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rsf_mode [2022-11-03 03:57:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rsf_mode [2022-11-03 03:57:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 03:57:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 03:57:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 03:57:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-11-03 03:57:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-11-03 03:57:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-03 03:57:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-03 03:57:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mode [2022-11-03 03:57:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mode [2022-11-03 03:57:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_change_mtu [2022-11-03 03:57:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_change_mtu [2022-11-03 03:57:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 03:57:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 03:57:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_poll [2022-11-03 03:57:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_poll [2022-11-03 03:57:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_resource_count [2022-11-03 03:57:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_resource_count [2022-11-03 03:57:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_ring [2022-11-03 03:57:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_ring [2022-11-03 03:57:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-03 03:57:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-03 03:57:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_config_fixed [2022-11-03 03:57:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_config_fixed [2022-11-03 03:57:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_tx_training [2022-11-03 03:57:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_tx_training [2022-11-03 03:57:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-03 03:57:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-03 03:57:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_hash_key [2022-11-03 03:57:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_hash_key [2022-11-03 03:57:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 03:57:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 03:57:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-03 03:57:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-03 03:57:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_stop [2022-11-03 03:57:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_stop [2022-11-03 03:57:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_features [2022-11-03 03:57:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_features [2022-11-03 03:57:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:57:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:57:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_tstamp [2022-11-03 03:57:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_tstamp [2022-11-03 03:57:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_irq_work [2022-11-03 03:57:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_irq_work [2022-11-03 03:57:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2022-11-03 03:57:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2022-11-03 03:57:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 03:57:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 03:57:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure __xgbe_phy_config_aneg [2022-11-03 03:57:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __xgbe_phy_config_aneg [2022-11-03 03:57:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_status_aneg [2022-11-03 03:57:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_status_aneg [2022-11-03 03:57:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_read_u32_array [2022-11-03 03:57:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_read_u32_array [2022-11-03 03:57:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_powerdown [2022-11-03 03:57:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_powerdown [2022-11-03 03:57:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_xmit [2022-11-03 03:57:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_xmit [2022-11-03 03:57:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 03:57:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_common_write [2022-11-03 03:57:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_common_write [2022-11-03 03:57:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_check_link_timeout [2022-11-03 03:57:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_check_link_timeout [2022-11-03 03:57:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 03:57:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 03:57:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart [2022-11-03 03:57:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart [2022-11-03 03:57:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_flow_control [2022-11-03 03:57:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_flow_control [2022-11-03 03:57:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_close [2022-11-03 03:57:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_close [2022-11-03 03:57:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 03:57:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 03:57:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-03 03:57:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-03 03:57:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_calculate_per_queue_fifo [2022-11-03 03:57:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_calculate_per_queue_fifo [2022-11-03 03:57:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_address [2022-11-03 03:57:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_address [2022-11-03 03:57:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-03 03:57:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-03 03:57:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 03:57:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 03:57:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_reg_value_write [2022-11-03 03:57:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_reg_value_write [2022-11-03 03:57:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_osp_mode [2022-11-03 03:57:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_osp_mode [2022-11-03 03:57:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 03:57:02,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 03:57:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_lookup_table [2022-11-03 03:57:02,003 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_lookup_table [2022-11-03 03:57:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_disable_kr_training [2022-11-03 03:57:02,003 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_disable_kr_training [2022-11-03 03:57:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-03 03:57:02,003 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-03 03:57:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_napi_enable [2022-11-03 03:57:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_napi_enable [2022-11-03 03:57:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-03 03:57:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-03 03:57:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_calc_rx_buf_size [2022-11-03 03:57:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_calc_rx_buf_size [2022-11-03 03:57:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:57:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 03:57:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 03:57:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_start [2022-11-03 03:57:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_start [2022-11-03 03:57:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2022-11-03 03:57:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2022-11-03 03:57:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 03:57:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-03 03:57:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-03 03:57:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_settings [2022-11-03 03:57:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_settings [2022-11-03 03:57:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2022-11-03 03:57:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2022-11-03 03:57:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_117 [2022-11-03 03:57:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_117 [2022-11-03 03:57:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_118 [2022-11-03 03:57:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_118 [2022-11-03 03:57:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-11-03 03:57:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-11-03 03:57:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_state_machine [2022-11-03 03:57:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_state_machine [2022-11-03 03:57:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_pauseparam [2022-11-03 03:57:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_pauseparam [2022-11-03 03:57:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_tx_xnp [2022-11-03 03:57:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_tx_xnp [2022-11-03 03:57:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_name [2022-11-03 03:57:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_name [2022-11-03 03:57:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_desc_reset [2022-11-03 03:57:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_desc_reset [2022-11-03 03:57:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-03 03:57:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-03 03:57:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-03 03:57:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-03 03:57:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-03 03:57:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-03 03:57:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-03 03:57:02,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-03 03:57:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_reg [2022-11-03 03:57:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_reg [2022-11-03 03:57:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_48 [2022-11-03 03:57:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_48 [2022-11-03 03:57:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 03:57:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 03:57:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2022-11-03 03:57:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2022-11-03 03:57:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_mode [2022-11-03 03:57:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_mode [2022-11-03 03:57:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_gmii_speed [2022-11-03 03:57:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_gmii_speed [2022-11-03 03:57:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-03 03:57:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-03 03:57:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_dcb_tc [2022-11-03 03:57:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_dcb_tc [2022-11-03 03:57:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_one_poll [2022-11-03 03:57:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_one_poll [2022-11-03 03:57:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_pbl_val [2022-11-03 03:57:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_pbl_val [2022-11-03 03:57:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 03:57:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 03:57:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_7 [2022-11-03 03:57:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_7 [2022-11-03 03:57:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_read_u32 [2022-11-03 03:57:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_read_u32 [2022-11-03 03:57:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_setpfc [2022-11-03 03:57:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_setpfc [2022-11-03 03:57:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2022-11-03 03:57:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2022-11-03 03:57:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 03:57:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 03:57:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_threshold [2022-11-03 03:57:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_threshold [2022-11-03 03:57:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2022-11-03 03:57:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2022-11-03 03:57:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work___0 [2022-11-03 03:57:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work___0 [2022-11-03 03:57:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 03:57:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_vlan_filtering [2022-11-03 03:57:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_vlan_filtering [2022-11-03 03:57:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2022-11-03 03:57:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2022-11-03 03:57:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_timeout [2022-11-03 03:57:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_timeout [2022-11-03 03:57:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 03:57:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 03:57:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2022-11-03 03:57:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2022-11-03 03:57:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_csum [2022-11-03 03:57:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_csum [2022-11-03 03:57:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dump_tx_desc [2022-11-03 03:57:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dump_tx_desc [2022-11-03 03:57:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2022-11-03 03:57:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2022-11-03 03:57:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_flow_control [2022-11-03 03:57:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_flow_control [2022-11-03 03:57:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_cur_mode [2022-11-03 03:57:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_cur_mode [2022-11-03 03:57:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_gmii_2500_speed [2022-11-03 03:57:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_gmii_2500_speed [2022-11-03 03:57:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_vlan_stripping [2022-11-03 03:57:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_vlan_stripping [2022-11-03 03:57:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tsf_mode [2022-11-03 03:57:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tsf_mode [2022-11-03 03:57:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_setets [2022-11-03 03:57:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_setets [2022-11-03 03:57:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-03 03:57:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-03 03:57:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2022-11-03 03:57:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2022-11-03 03:57:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 03:57:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 03:57:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_ring [2022-11-03 03:57:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_ring [2022-11-03 03:57:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_drvinfo [2022-11-03 03:57:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_drvinfo [2022-11-03 03:57:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure devm_free_irq [2022-11-03 03:57:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_free_irq [2022-11-03 03:57:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2022-11-03 03:57:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2022-11-03 03:57:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_stop_timers [2022-11-03 03:57:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_stop_timers [2022-11-03 03:57:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_wrapper_rx_descriptor_init [2022-11-03 03:57:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_wrapper_rx_descriptor_init [2022-11-03 03:57:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_tx_ints [2022-11-03 03:57:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_tx_ints [2022-11-03 03:57:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-03 03:57:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-03 03:57:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-11-03 03:57:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-11-03 03:57:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_pblx8 [2022-11-03 03:57:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_pblx8 [2022-11-03 03:57:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_coalesce [2022-11-03 03:57:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_coalesce [2022-11-03 03:57:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure timecounter_cyc2time [2022-11-03 03:57:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure timecounter_cyc2time [2022-11-03 03:57:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 03:57:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 03:57:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_xgmii_mode [2022-11-03 03:57:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_xgmii_mode [2022-11-03 03:57:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-03 03:57:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-03 03:57:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init [2022-11-03 03:57:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init [2022-11-03 03:57:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-03 03:57:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-03 03:57:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 03:57:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 03:57:02,046 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_in_kr_mode [2022-11-03 03:57:02,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_in_kr_mode [2022-11-03 03:57:02,046 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_flow_control [2022-11-03 03:57:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_flow_control [2022-11-03 03:57:02,047 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-03 03:57:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-03 03:57:02,047 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-03 03:57:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-03 03:57:02,047 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2022-11-03 03:57:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2022-11-03 03:57:02,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-03 03:57:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-03 03:57:02,048 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-11-03 03:57:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-11-03 03:57:02,048 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 03:57:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 03:57:02,048 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_vlan_rx_kill_vid [2022-11-03 03:57:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_vlan_rx_kill_vid [2022-11-03 03:57:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rss [2022-11-03 03:57:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rss [2022-11-03 03:57:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_switch_mode [2022-11-03 03:57:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_switch_mode [2022-11-03 03:57:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_rxnfc [2022-11-03 03:57:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_rxnfc [2022-11-03 03:57:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_getdcbx [2022-11-03 03:57:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_getdcbx [2022-11-03 03:57:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 03:57:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2022-11-03 03:57:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2022-11-03 03:57:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-03 03:57:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-03 03:57:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-03 03:57:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-03 03:57:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 03:57:02,051 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 03:57:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 03:57:02,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 03:57:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-03 03:57:02,051 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-03 03:57:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:57:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_stats64 [2022-11-03 03:57:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_stats64 [2022-11-03 03:57:02,052 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-03 03:57:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-03 03:57:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 03:57:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 03:57:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 03:57:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_init [2022-11-03 03:57:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_init [2022-11-03 03:57:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_suspend [2022-11-03 03:57:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_suspend [2022-11-03 03:57:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_update_vlan_hash_table [2022-11-03 03:57:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_update_vlan_hash_table [2022-11-03 03:57:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-03 03:57:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-03 03:57:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 03:57:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 03:57:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-03 03:57:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-03 03:57:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 03:57:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-03 03:57:02,071 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-03 03:57:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_isr [2022-11-03 03:57:02,071 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_isr [2022-11-03 03:57:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 03:57:02,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 03:57:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_alloc_pages [2022-11-03 03:57:02,071 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_alloc_pages [2022-11-03 03:57:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_coalesce [2022-11-03 03:57:02,072 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_coalesce [2022-11-03 03:57:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_vlan_filtering [2022-11-03 03:57:02,072 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_vlan_filtering [2022-11-03 03:57:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 03:57:02,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 03:57:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-03 03:57:02,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-03 03:57:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_sset_count [2022-11-03 03:57:02,073 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_sset_count [2022-11-03 03:57:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_an [2022-11-03 03:57:02,073 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_an [2022-11-03 03:57:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-03 03:57:02,073 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-03 03:57:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-03 03:57:02,073 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-03 03:57:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_7 [2022-11-03 03:57:02,074 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_7 [2022-11-03 03:57:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 03:57:02,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 03:57:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 03:57:02,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 03:57:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-03 03:57:02,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-03 03:57:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-03 03:57:02,075 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-03 03:57:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_work_311 [2022-11-03 03:57:02,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_work_311 [2022-11-03 03:57:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_probe [2022-11-03 03:57:02,075 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_probe [2022-11-03 03:57:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-03 03:57:02,076 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-03 03:57:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_reg [2022-11-03 03:57:02,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_reg [2022-11-03 03:57:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_rx_poll [2022-11-03 03:57:02,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_rx_poll [2022-11-03 03:57:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-03 03:57:02,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-03 03:57:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 03:57:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 03:57:02,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 03:57:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_start_xmit [2022-11-03 03:57:02,077 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_start_xmit [2022-11-03 03:57:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure timecounter_init [2022-11-03 03:57:02,077 INFO L138 BoogieDeclarations]: Found implementation of procedure timecounter_init [2022-11-03 03:57:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart_an [2022-11-03 03:57:02,077 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart_an [2022-11-03 03:57:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_gmii_2500_mode [2022-11-03 03:57:02,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_gmii_2500_mode [2022-11-03 03:57:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 03:57:02,078 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 03:57:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2022-11-03 03:57:02,078 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2022-11-03 03:57:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-03 03:57:02,078 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-03 03:57:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_reg_addr_write [2022-11-03 03:57:02,079 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_reg_addr_write [2022-11-03 03:57:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2022-11-03 03:57:02,079 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2022-11-03 03:57:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 03:57:02,079 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 03:57:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-03 03:57:02,080 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-03 03:57:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 03:57:02,080 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 03:57:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_common_read [2022-11-03 03:57:02,080 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_common_read [2022-11-03 03:57:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 03:57:02,080 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 03:57:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_xgmii_speed [2022-11-03 03:57:02,081 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_xgmii_speed [2022-11-03 03:57:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-11-03 03:57:02,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-11-03 03:57:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_pauseparam [2022-11-03 03:57:02,081 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_pauseparam [2022-11-03 03:57:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_threshold [2022-11-03 03:57:02,081 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_threshold [2022-11-03 03:57:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev32 [2022-11-03 03:57:02,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev32 [2022-11-03 03:57:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 03:57:02,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 03:57:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_adjust_link [2022-11-03 03:57:02,082 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_adjust_link [2022-11-03 03:57:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_present [2022-11-03 03:57:02,082 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_present [2022-11-03 03:57:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_gmii_mode [2022-11-03 03:57:02,082 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_gmii_mode [2022-11-03 03:57:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_config_aneg [2022-11-03 03:57:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_config_aneg [2022-11-03 03:57:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 03:57:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_49 [2022-11-03 03:57:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_49 [2022-11-03 03:57:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_pbl_val [2022-11-03 03:57:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_pbl_val [2022-11-03 03:57:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_47 [2022-11-03 03:57:02,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_47 [2022-11-03 03:57:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_43 [2022-11-03 03:57:02,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_43 [2022-11-03 03:57:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-03 03:57:02,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-03 03:57:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2022-11-03 03:57:02,100 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2022-11-03 03:57:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2022-11-03 03:57:02,101 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2022-11-03 03:57:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_poll_controller [2022-11-03 03:57:02,101 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_poll_controller [2022-11-03 03:57:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-03 03:57:02,101 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-03 03:57:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_rx_desc_reset [2022-11-03 03:57:02,101 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_rx_desc_reset [2022-11-03 03:57:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_serdes_start_ratechange [2022-11-03 03:57:02,102 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_serdes_start_ratechange [2022-11-03 03:57:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_address___0 [2022-11-03 03:57:02,102 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_address___0 [2022-11-03 03:57:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 03:57:02,102 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 03:57:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_csum [2022-11-03 03:57:02,102 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_csum [2022-11-03 03:57:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_all_poll [2022-11-03 03:57:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_all_poll [2022-11-03 03:57:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 03:57:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 03:57:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_mmd_write [2022-11-03 03:57:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_mmd_write [2022-11-03 03:57:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-03 03:57:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-03 03:57:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2022-11-03 03:57:02,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2022-11-03 03:57:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2022-11-03 03:57:02,104 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2022-11-03 03:57:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_open [2022-11-03 03:57:02,104 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_open [2022-11-03 03:57:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_start_timers [2022-11-03 03:57:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_start_timers [2022-11-03 03:57:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-03 03:57:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-03 03:57:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-03 03:57:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-03 03:57:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart_dev [2022-11-03 03:57:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart_dev [2022-11-03 03:57:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_tx_coalesce [2022-11-03 03:57:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_tx_coalesce [2022-11-03 03:57:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-03 03:57:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-03 03:57:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_napi_disable [2022-11-03 03:57:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_napi_disable [2022-11-03 03:57:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_status [2022-11-03 03:57:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_status [2022-11-03 03:57:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_promiscuous_mode [2022-11-03 03:57:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_promiscuous_mode [2022-11-03 03:57:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_getets [2022-11-03 03:57:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_getets [2022-11-03 03:57:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-03 03:57:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-03 03:57:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_print_pkt [2022-11-03 03:57:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_print_pkt [2022-11-03 03:57:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_buffer_data [2022-11-03 03:57:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_buffer_data [2022-11-03 03:57:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-03 03:57:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-03 03:57:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-03 03:57:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-03 03:57:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_rx_coalesce [2022-11-03 03:57:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_rx_coalesce [2022-11-03 03:57:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_reg_addr_write [2022-11-03 03:57:02,109 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_reg_addr_write [2022-11-03 03:57:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_settings [2022-11-03 03:57:02,109 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_settings [2022-11-03 03:57:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_prepare_tx_stop [2022-11-03 03:57:02,109 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_prepare_tx_stop [2022-11-03 03:57:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_service [2022-11-03 03:57:02,109 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_service [2022-11-03 03:57:02,120 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_vlan_rx_add_vid [2022-11-03 03:57:02,120 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_vlan_rx_add_vid [2022-11-03 03:57:02,120 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 03:57:02,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 03:57:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-11-03 03:57:02,121 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-11-03 03:57:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 03:57:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-03 03:57:02,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-03 03:57:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2022-11-03 03:57:02,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2022-11-03 03:57:02,122 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-03 03:57:02,122 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-03 03:57:04,351 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:57:04,360 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:57:05,359 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 04:02:02,787 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 04:02:14,171 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 04:02:14,172 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 04:02:14,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:02:14 BoogieIcfgContainer [2022-11-03 04:02:14,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 04:02:14,185 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 04:02:14,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 04:02:14,189 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 04:02:14,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:56:46" (1/3) ... [2022-11-03 04:02:14,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ebe291b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:02:14, skipping insertion in model container [2022-11-03 04:02:14,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:56:59" (2/3) ... [2022-11-03 04:02:14,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ebe291b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:02:14, skipping insertion in model container [2022-11-03 04:02:14,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:02:14" (3/3) ... [2022-11-03 04:02:14,192 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 [2022-11-03 04:02:14,211 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 04:02:14,211 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 04:02:14,375 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 04:02:14,385 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;@12125663, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 04:02:14,385 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 04:02:14,405 INFO L276 IsEmpty]: Start isEmpty. Operand has 5031 states, 3146 states have (on average 1.3162746344564527) internal successors, (4141), 3233 states have internal predecessors, (4141), 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) [2022-11-03 04:02:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-03 04:02:14,442 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:02:14,443 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] [2022-11-03 04:02:14,443 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:02:14,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:02:14,449 INFO L85 PathProgramCache]: Analyzing trace with hash 782855034, now seen corresponding path program 1 times [2022-11-03 04:02:14,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:02:14,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274519534] [2022-11-03 04:02:14,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:02:14,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:02:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:02:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:02:16,263 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:02:16,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274519534] [2022-11-03 04:02:16,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274519534] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:02:16,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:02:16,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:02:16,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230405919] [2022-11-03 04:02:16,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:02:16,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:02:16,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:02:16,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:02:16,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:02:16,329 INFO L87 Difference]: Start difference. First operand has 5031 states, 3146 states have (on average 1.3162746344564527) internal successors, (4141), 3233 states have internal predecessors, (4141), 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) [2022-11-03 04:02:18,559 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 [] [2022-11-03 04:02:21,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:02:26,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:02:28,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:02:32,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:02:34,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:02:36,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:02:39,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:02:43,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:02:45,706 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 [] [2022-11-03 04:02:50,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:02:50,409 INFO L93 Difference]: Finished difference Result 14821 states and 21965 transitions. [2022-11-03 04:02:50,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:02:50,411 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 [2022-11-03 04:02:50,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:02:50,529 INFO L225 Difference]: With dead ends: 14821 [2022-11-03 04:02:50,529 INFO L226 Difference]: Without dead ends: 9746 [2022-11-03 04:02:50,594 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 [2022-11-03 04:02:50,597 INFO L413 NwaCegarLoop]: 8095 mSDtfsCounter, 6882 mSDsluCounter, 7273 mSDsCounter, 0 mSdLazyCounter, 1413 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6913 SdHoareTripleChecker+Valid, 14679 SdHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1413 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.2s IncrementalHoareTripleChecker+Time [2022-11-03 04:02:50,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6913 Valid, 14679 Invalid, 1422 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1413 Invalid, 8 Unknown, 0 Unchecked, 33.2s Time] [2022-11-03 04:02:50,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9746 states. [2022-11-03 04:02:51,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9746 to 9736. [2022-11-03 04:02:51,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9736 states, 6101 states have (on average 1.3119160793312572) internal successors, (8004), 6246 states have internal predecessors, (8004), 3051 states have call successors, (3051), 585 states have call predecessors, (3051), 583 states have return successors, (3079), 2983 states have call predecessors, (3079), 3050 states have call successors, (3079) [2022-11-03 04:02:51,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9736 states to 9736 states and 14134 transitions. [2022-11-03 04:02:51,562 INFO L78 Accepts]: Start accepts. Automaton has 9736 states and 14134 transitions. Word has length 65 [2022-11-03 04:02:51,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:02:51,564 INFO L495 AbstractCegarLoop]: Abstraction has 9736 states and 14134 transitions. [2022-11-03 04:02:51,565 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) [2022-11-03 04:02:51,565 INFO L276 IsEmpty]: Start isEmpty. Operand 9736 states and 14134 transitions. [2022-11-03 04:02:51,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-03 04:02:51,579 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:02:51,579 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] [2022-11-03 04:02:51,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 04:02:51,580 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:02:51,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:02:51,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1348428147, now seen corresponding path program 1 times [2022-11-03 04:02:51,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:02:51,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004692093] [2022-11-03 04:02:51,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:02:51,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:02:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:02:52,642 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-03 04:02:52,643 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:02:52,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004692093] [2022-11-03 04:02:52,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004692093] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:02:52,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:02:52,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:02:52,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599401366] [2022-11-03 04:02:52,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:02:52,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:02:52,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:02:52,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:02:52,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:02:52,646 INFO L87 Difference]: Start difference. First operand 9736 states and 14134 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) [2022-11-03 04:02:54,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:02:57,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:01,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:03:03,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:03:06,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:09,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:18,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:21,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:27,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:03:27,346 INFO L93 Difference]: Finished difference Result 28896 states and 41946 transitions. [2022-11-03 04:03:27,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:03:27,346 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 [2022-11-03 04:03:27,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:03:27,548 INFO L225 Difference]: With dead ends: 28896 [2022-11-03 04:03:27,548 INFO L226 Difference]: Without dead ends: 19161 [2022-11-03 04:03:27,651 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 [2022-11-03 04:03:27,652 INFO L413 NwaCegarLoop]: 8113 mSDtfsCounter, 6850 mSDsluCounter, 7214 mSDsCounter, 0 mSdLazyCounter, 1404 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6881 SdHoareTripleChecker+Valid, 14662 SdHoareTripleChecker+Invalid, 1413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1404 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.7s IncrementalHoareTripleChecker+Time [2022-11-03 04:03:27,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6881 Valid, 14662 Invalid, 1413 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1404 Invalid, 8 Unknown, 0 Unchecked, 33.7s Time] [2022-11-03 04:03:27,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19161 states. [2022-11-03 04:03:28,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19161 to 19148. [2022-11-03 04:03:28,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19148 states, 11980 states have (on average 1.3102671118530884) internal successors, (15697), 12272 states have internal predecessors, (15697), 6007 states have call successors, (6007), 1164 states have call predecessors, (6007), 1160 states have return successors, (6095), 5866 states have call predecessors, (6095), 6006 states have call successors, (6095) [2022-11-03 04:03:29,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19148 states to 19148 states and 27799 transitions. [2022-11-03 04:03:29,260 INFO L78 Accepts]: Start accepts. Automaton has 19148 states and 27799 transitions. Word has length 105 [2022-11-03 04:03:29,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:03:29,261 INFO L495 AbstractCegarLoop]: Abstraction has 19148 states and 27799 transitions. [2022-11-03 04:03:29,261 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) [2022-11-03 04:03:29,261 INFO L276 IsEmpty]: Start isEmpty. Operand 19148 states and 27799 transitions. [2022-11-03 04:03:29,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-03 04:03:29,268 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:03:29,269 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] [2022-11-03 04:03:29,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 04:03:29,270 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:03:29,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:03:29,270 INFO L85 PathProgramCache]: Analyzing trace with hash -807811114, now seen corresponding path program 1 times [2022-11-03 04:03:29,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:03:29,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765540094] [2022-11-03 04:03:29,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:29,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:03:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 04:03:30,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:03:30,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765540094] [2022-11-03 04:03:30,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765540094] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:03:30,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213235276] [2022-11-03 04:03:30,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:03:30,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:03:30,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:03:30,410 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:03:30,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 04:03:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:03:34,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 10077 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-03 04:03:34,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:03:34,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 04:03:34,539 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 04:03:34,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [213235276] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:03:34,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 04:03:34,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-11-03 04:03:34,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42189586] [2022-11-03 04:03:34,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:03:34,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:03:34,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:03:34,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:03:34,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 04:03:34,542 INFO L87 Difference]: Start difference. First operand 19148 states and 27799 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) [2022-11-03 04:03:36,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:39,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:43,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:44,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:47,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:03:49,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:03:53,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:00,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:04:02,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:04:05,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:11,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:13,498 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 [] [2022-11-03 04:04:15,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:04:15,259 INFO L93 Difference]: Finished difference Result 57244 states and 83130 transitions. [2022-11-03 04:04:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:04:15,260 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 [2022-11-03 04:04:15,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:04:15,576 INFO L225 Difference]: With dead ends: 57244 [2022-11-03 04:04:15,577 INFO L226 Difference]: Without dead ends: 38097 [2022-11-03 04:04:15,937 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 [2022-11-03 04:04:15,938 INFO L413 NwaCegarLoop]: 11364 mSDtfsCounter, 6961 mSDsluCounter, 7244 mSDsCounter, 0 mSdLazyCounter, 1831 mSolverCounterSat, 1 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6990 SdHoareTripleChecker+Valid, 17923 SdHoareTripleChecker+Invalid, 1841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1831 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.2s IncrementalHoareTripleChecker+Time [2022-11-03 04:04:15,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6990 Valid, 17923 Invalid, 1841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1831 Invalid, 9 Unknown, 0 Unchecked, 39.2s Time] [2022-11-03 04:04:15,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38097 states. [2022-11-03 04:04:18,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38097 to 38083. [2022-11-03 04:04:18,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38083 states, 23829 states have (on average 1.3105459733937639) internal successors, (31229), 24416 states have internal predecessors, (31229), 11939 states have call successors, (11939), 2322 states have call predecessors, (11939), 2314 states have return successors, (12143), 11651 states have call predecessors, (12143), 11938 states have call successors, (12143) [2022-11-03 04:04:18,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38083 states to 38083 states and 55311 transitions. [2022-11-03 04:04:18,851 INFO L78 Accepts]: Start accepts. Automaton has 38083 states and 55311 transitions. Word has length 110 [2022-11-03 04:04:18,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:04:18,852 INFO L495 AbstractCegarLoop]: Abstraction has 38083 states and 55311 transitions. [2022-11-03 04:04:18,852 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) [2022-11-03 04:04:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 38083 states and 55311 transitions. [2022-11-03 04:04:18,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-03 04:04:18,864 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:04:18,864 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, 1] [2022-11-03 04:04:18,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-03 04:04:19,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:19,092 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:04:19,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:04:19,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1707880761, now seen corresponding path program 1 times [2022-11-03 04:04:19,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:04:19,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486901598] [2022-11-03 04:04:19,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:19,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:04:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-03 04:04:20,437 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:04:20,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486901598] [2022-11-03 04:04:20,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486901598] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:04:20,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [356127187] [2022-11-03 04:04:20,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:04:20,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:04:20,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:04:20,442 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:04:20,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 04:04:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:04:24,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 10573 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-03 04:04:24,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 04:04:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 04:04:24,744 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 04:04:24,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [356127187] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:04:24,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 04:04:24,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-11-03 04:04:24,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728849759] [2022-11-03 04:04:24,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:04:24,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:04:24,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:04:24,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:04:24,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 04:04:24,747 INFO L87 Difference]: Start difference. First operand 38083 states and 55311 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 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) [2022-11-03 04:04:26,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:29,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:33,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:36,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:04:38,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:04:40,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:44,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:51,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:53,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:56,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:04:58,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:04,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:06,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:09,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:05:09,400 INFO L93 Difference]: Finished difference Result 95984 states and 139338 transitions. [2022-11-03 04:05:09,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:05:09,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 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 134 [2022-11-03 04:05:09,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:05:10,321 INFO L225 Difference]: With dead ends: 95984 [2022-11-03 04:05:10,322 INFO L226 Difference]: Without dead ends: 75717 [2022-11-03 04:05:10,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 04:05:10,506 INFO L413 NwaCegarLoop]: 12441 mSDtfsCounter, 6857 mSDsluCounter, 7237 mSDsCounter, 0 mSdLazyCounter, 2001 mSolverCounterSat, 3 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6889 SdHoareTripleChecker+Valid, 18996 SdHoareTripleChecker+Invalid, 2014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2001 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.1s IncrementalHoareTripleChecker+Time [2022-11-03 04:05:10,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6889 Valid, 18996 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 2001 Invalid, 10 Unknown, 0 Unchecked, 42.1s Time] [2022-11-03 04:05:10,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75717 states. [2022-11-03 04:05:14,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75717 to 75695. [2022-11-03 04:05:14,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75695 states, 47377 states have (on average 1.310952571923085) internal successors, (62109), 48548 states have internal predecessors, (62109), 23703 states have call successors, (23703), 4638 states have call predecessors, (23703), 4614 states have return successors, (24139), 23119 states have call predecessors, (24139), 23702 states have call successors, (24139) [2022-11-03 04:05:16,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75695 states to 75695 states and 109951 transitions. [2022-11-03 04:05:16,141 INFO L78 Accepts]: Start accepts. Automaton has 75695 states and 109951 transitions. Word has length 134 [2022-11-03 04:05:16,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:05:16,142 INFO L495 AbstractCegarLoop]: Abstraction has 75695 states and 109951 transitions. [2022-11-03 04:05:16,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 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) [2022-11-03 04:05:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 75695 states and 109951 transitions. [2022-11-03 04:05:16,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-03 04:05:16,162 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:05:16,162 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, 1] [2022-11-03 04:05:16,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 04:05:16,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:05:16,384 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:05:16,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:05:16,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1640326656, now seen corresponding path program 1 times [2022-11-03 04:05:16,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:05:16,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522020441] [2022-11-03 04:05:16,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:05:16,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:05:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:05:17,811 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-03 04:05:17,812 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:05:17,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522020441] [2022-11-03 04:05:17,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522020441] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:05:17,812 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:05:17,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:05:17,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040558139] [2022-11-03 04:05:17,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:05:17,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:05:17,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:05:17,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:05:17,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:05:17,814 INFO L87 Difference]: Start difference. First operand 75695 states and 109951 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2022-11-03 04:05:20,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:22,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:26,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:28,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:32,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 04:05:34,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:40,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:49,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:05:52,972 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 [] [2022-11-03 04:06:03,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:06:03,690 INFO L93 Difference]: Finished difference Result 223573 states and 329425 transitions. [2022-11-03 04:06:03,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:06:03,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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 174 [2022-11-03 04:06:03,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:06:05,404 INFO L225 Difference]: With dead ends: 223573 [2022-11-03 04:06:05,404 INFO L226 Difference]: Without dead ends: 147879 [2022-11-03 04:06:05,922 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 [2022-11-03 04:06:05,923 INFO L413 NwaCegarLoop]: 10250 mSDtfsCounter, 6806 mSDsluCounter, 7284 mSDsCounter, 0 mSdLazyCounter, 1776 mSolverCounterSat, 7 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6810 SdHoareTripleChecker+Valid, 16857 SdHoareTripleChecker+Invalid, 1790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1776 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.8s IncrementalHoareTripleChecker+Time [2022-11-03 04:06:05,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6810 Valid, 16857 Invalid, 1790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1776 Invalid, 7 Unknown, 0 Unchecked, 38.8s Time] [2022-11-03 04:06:06,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147879 states. [2022-11-03 04:06:14,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147879 to 147029. [2022-11-03 04:06:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147029 states, 91792 states have (on average 1.306388356283772) internal successors, (119916), 94173 states have internal predecessors, (119916), 46172 states have call successors, (46172), 9144 states have call predecessors, (46172), 9064 states have return successors, (52345), 44930 states have call predecessors, (52345), 46171 states have call successors, (52345) [2022-11-03 04:06:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147029 states to 147029 states and 218433 transitions. [2022-11-03 04:06:17,644 INFO L78 Accepts]: Start accepts. Automaton has 147029 states and 218433 transitions. Word has length 174 [2022-11-03 04:06:17,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:06:17,645 INFO L495 AbstractCegarLoop]: Abstraction has 147029 states and 218433 transitions. [2022-11-03 04:06:17,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2022-11-03 04:06:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 147029 states and 218433 transitions. [2022-11-03 04:06:17,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-03 04:06:17,659 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:06:17,659 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] [2022-11-03 04:06:17,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 04:06:17,660 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:06:17,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:06:17,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1735201916, now seen corresponding path program 1 times [2022-11-03 04:06:17,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:06:17,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458962859] [2022-11-03 04:06:17,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:06:17,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:06:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:06:18,731 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-03 04:06:18,731 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:06:18,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458962859] [2022-11-03 04:06:18,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458962859] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 04:06:18,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341667865] [2022-11-03 04:06:18,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:06:18,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 04:06:18,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:06:18,742 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 04:06:18,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92fecb4c-81e7-49be-adf7-0c729e1f5e00/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process