./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba --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 1cfa724a0e5488a49a255704f489ef5170fce458d5f4c6e72fccac09d818b317 --- 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-b5237d8 [2022-11-22 00:23:58,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:23:58,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:23:58,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:23:58,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:23:58,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:23:58,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:23:58,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:23:58,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:23:58,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:23:58,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:23:58,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:23:58,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:23:58,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:23:58,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:23:58,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:23:58,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:23:58,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:23:58,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:23:58,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:23:58,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:23:58,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:23:58,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:23:58,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:23:58,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:23:58,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:23:58,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:23:58,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:23:58,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:23:58,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:23:58,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:23:58,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:23:58,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:23:58,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:23:58,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:23:58,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:23:58,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:23:58,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:23:58,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:23:58,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:23:58,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:23:58,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 00:23:58,808 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:23:58,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:23:58,809 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:23:58,809 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:23:58,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:23:58,810 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:23:58,810 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:23:58,811 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:23:58,811 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:23:58,811 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:23:58,811 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:23:58,812 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:23:58,812 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:23:58,812 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:23:58,812 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:23:58,813 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:23:58,813 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:23:58,813 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:23:58,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:23:58,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:23:58,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:23:58,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:23:58,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:23:58,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:23:58,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:23:58,816 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:23:58,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:23:58,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:23:58,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:23:58,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:23:58,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:23:58,817 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:23:58,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:23:58,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:23:58,818 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:23:58,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:23:58,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:23:58,819 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:23:58,819 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_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cfa724a0e5488a49a255704f489ef5170fce458d5f4c6e72fccac09d818b317 [2022-11-22 00:23:59,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:23:59,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:23:59,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:23:59,121 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:23:59,122 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:23:59,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-22 00:24:02,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:24:02,961 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:24:02,962 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-22 00:24:03,033 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/data/8326094df/b66fbb1416a848358972336c8aff2e61/FLAGec55bbba1 [2022-11-22 00:24:03,052 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/data/8326094df/b66fbb1416a848358972336c8aff2e61 [2022-11-22 00:24:03,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:24:03,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:24:03,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:24:03,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:24:03,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:24:03,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:24:03" (1/1) ... [2022-11-22 00:24:03,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e662ba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:03, skipping insertion in model container [2022-11-22 00:24:03,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:24:03" (1/1) ... [2022-11-22 00:24:03,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:24:03,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:24:08,726 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[522832,522845] [2022-11-22 00:24:08,733 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[522979,522992] [2022-11-22 00:24:08,734 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[523118,523131] [2022-11-22 00:24:08,734 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[523276,523289] [2022-11-22 00:24:08,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:24:08,859 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:24:09,653 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[522832,522845] [2022-11-22 00:24:09,654 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[522979,522992] [2022-11-22 00:24:09,655 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[523118,523131] [2022-11-22 00:24:09,655 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[523276,523289] [2022-11-22 00:24:09,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:24:10,076 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:24:10,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10 WrapperNode [2022-11-22 00:24:10,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:24:10,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:24:10,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:24:10,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:24:10,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:10,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:11,802 INFO L138 Inliner]: procedures = 663, calls = 4949, calls flagged for inlining = 350, calls inlined = 347, statements flattened = 12733 [2022-11-22 00:24:11,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:24:11,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:24:11,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:24:11,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:24:11,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:11,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:12,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:12,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:12,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:12,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:13,154 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:13,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:13,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:24:13,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:24:13,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:24:13,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:24:13,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (1/1) ... [2022-11-22 00:24:13,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:24:13,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:24:13,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:24:13,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04e6ab8-c85d-4df6-a849-d02cee1a88b0/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:24:13,673 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2022-11-22 00:24:13,673 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2022-11-22 00:24:13,673 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-22 00:24:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-22 00:24:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2022-11-22 00:24:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2022-11-22 00:24:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2022-11-22 00:24:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2022-11-22 00:24:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 00:24:13,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 00:24:13,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 00:24:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 00:24:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-22 00:24:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-22 00:24:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2022-11-22 00:24:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2022-11-22 00:24:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2022-11-22 00:24:13,675 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2022-11-22 00:24:13,676 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2022-11-22 00:24:13,676 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2022-11-22 00:24:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2022-11-22 00:24:13,677 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2022-11-22 00:24:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 00:24:13,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 00:24:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2022-11-22 00:24:13,678 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2022-11-22 00:24:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 00:24:13,678 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 00:24:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2022-11-22 00:24:13,678 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2022-11-22 00:24:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2022-11-22 00:24:13,679 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2022-11-22 00:24:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2022-11-22 00:24:13,679 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2022-11-22 00:24:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2022-11-22 00:24:13,679 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2022-11-22 00:24:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2022-11-22 00:24:13,679 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2022-11-22 00:24:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2022-11-22 00:24:13,680 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2022-11-22 00:24:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2022-11-22 00:24:13,680 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2022-11-22 00:24:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-22 00:24:13,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-22 00:24:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2022-11-22 00:24:13,681 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2022-11-22 00:24:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2022-11-22 00:24:13,681 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2022-11-22 00:24:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 00:24:13,681 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 00:24:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 00:24:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 00:24:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2022-11-22 00:24:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2022-11-22 00:24:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-22 00:24:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-22 00:24:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2022-11-22 00:24:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2022-11-22 00:24:13,683 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 00:24:13,698 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 00:24:13,698 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2022-11-22 00:24:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2022-11-22 00:24:13,699 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2022-11-22 00:24:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2022-11-22 00:24:13,699 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 00:24:13,700 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2022-11-22 00:24:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2022-11-22 00:24:13,700 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2022-11-22 00:24:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2022-11-22 00:24:13,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 00:24:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 00:24:13,714 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 00:24:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 00:24:13,716 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-22 00:24:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-22 00:24:13,716 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 00:24:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 00:24:13,716 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 00:24:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 00:24:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-22 00:24:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-22 00:24:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 00:24:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 00:24:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 00:24:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 00:24:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2022-11-22 00:24:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2022-11-22 00:24:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-22 00:24:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-22 00:24:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:24:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2022-11-22 00:24:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2022-11-22 00:24:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2022-11-22 00:24:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2022-11-22 00:24:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2022-11-22 00:24:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2022-11-22 00:24:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2022-11-22 00:24:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2022-11-22 00:24:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2022-11-22 00:24:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2022-11-22 00:24:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 00:24:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 00:24:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-22 00:24:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-22 00:24:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2022-11-22 00:24:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2022-11-22 00:24:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2022-11-22 00:24:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2022-11-22 00:24:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 00:24:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 00:24:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 00:24:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 00:24:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2022-11-22 00:24:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2022-11-22 00:24:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2022-11-22 00:24:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2022-11-22 00:24:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-22 00:24:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-22 00:24:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2022-11-22 00:24:13,743 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2022-11-22 00:24:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-22 00:24:13,743 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-22 00:24:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 00:24:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-22 00:24:13,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-22 00:24:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2022-11-22 00:24:13,743 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2022-11-22 00:24:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 00:24:13,744 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 00:24:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 00:24:13,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 00:24:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 00:24:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2022-11-22 00:24:13,744 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2022-11-22 00:24:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 00:24:13,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 00:24:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 00:24:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 00:24:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 00:24:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2022-11-22 00:24:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2022-11-22 00:24:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 00:24:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 00:24:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 00:24:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 00:24:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-22 00:24:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-22 00:24:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 00:24:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 00:24:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2022-11-22 00:24:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2022-11-22 00:24:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 00:24:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 00:24:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-22 00:24:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-22 00:24:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-22 00:24:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-22 00:24:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 00:24:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 00:24:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2022-11-22 00:24:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2022-11-22 00:24:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-22 00:24:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-22 00:24:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2022-11-22 00:24:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2022-11-22 00:24:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-22 00:24:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-22 00:24:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2022-11-22 00:24:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2022-11-22 00:24:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 00:24:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 00:24:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 00:24:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 00:24:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 00:24:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2022-11-22 00:24:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2022-11-22 00:24:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 00:24:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 00:24:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2022-11-22 00:24:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2022-11-22 00:24:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:24:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 00:24:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 00:24:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2022-11-22 00:24:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2022-11-22 00:24:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 00:24:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 00:24:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 00:24:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 00:24:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 00:24:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2022-11-22 00:24:13,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2022-11-22 00:24:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 00:24:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 00:24:13,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 00:24:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 00:24:13,766 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 00:24:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-22 00:24:13,766 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-22 00:24:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 00:24:13,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 00:24:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2022-11-22 00:24:13,767 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2022-11-22 00:24:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2022-11-22 00:24:13,767 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2022-11-22 00:24:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2022-11-22 00:24:13,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2022-11-22 00:24:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 00:24:13,768 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 00:24:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2022-11-22 00:24:13,768 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2022-11-22 00:24:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-11-22 00:24:13,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-11-22 00:24:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2022-11-22 00:24:13,768 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2022-11-22 00:24:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-22 00:24:13,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-22 00:24:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 00:24:13,769 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 00:24:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-22 00:24:13,769 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-22 00:24:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 00:24:13,769 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 00:24:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2022-11-22 00:24:13,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2022-11-22 00:24:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 00:24:13,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 00:24:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2022-11-22 00:24:13,770 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2022-11-22 00:24:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-22 00:24:13,770 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-22 00:24:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2022-11-22 00:24:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2022-11-22 00:24:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 00:24:13,775 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 00:24:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2022-11-22 00:24:13,775 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2022-11-22 00:24:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-22 00:24:13,775 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-22 00:24:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2022-11-22 00:24:13,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2022-11-22 00:24:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2022-11-22 00:24:13,777 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2022-11-22 00:24:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:24:13,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:24:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-22 00:24:13,777 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-22 00:24:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-22 00:24:13,778 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-22 00:24:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-22 00:24:13,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-22 00:24:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2022-11-22 00:24:13,778 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2022-11-22 00:24:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2022-11-22 00:24:13,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2022-11-22 00:24:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2022-11-22 00:24:13,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2022-11-22 00:24:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2022-11-22 00:24:13,779 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2022-11-22 00:24:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 00:24:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 00:24:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 00:24:13,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 00:24:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2022-11-22 00:24:13,779 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2022-11-22 00:24:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 00:24:13,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 00:24:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-22 00:24:13,780 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-22 00:24:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2022-11-22 00:24:13,780 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2022-11-22 00:24:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2022-11-22 00:24:13,780 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2022-11-22 00:24:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 00:24:13,782 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 00:24:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 00:24:13,783 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 00:24:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 00:24:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-22 00:24:13,783 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-22 00:24:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 00:24:13,783 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 00:24:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 00:24:13,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 00:24:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2022-11-22 00:24:13,784 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2022-11-22 00:24:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-22 00:24:13,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-22 00:24:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-22 00:24:13,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-22 00:24:13,790 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 00:24:13,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 00:24:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 00:24:13,791 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 00:24:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-22 00:24:13,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-22 00:24:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-22 00:24:13,791 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-22 00:24:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2022-11-22 00:24:13,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2022-11-22 00:24:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 00:24:13,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 00:24:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-22 00:24:13,792 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-22 00:24:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2022-11-22 00:24:13,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2022-11-22 00:24:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2022-11-22 00:24:13,793 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2022-11-22 00:24:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 00:24:13,793 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 00:24:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:24:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-22 00:24:13,793 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-22 00:24:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2022-11-22 00:24:13,793 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2022-11-22 00:24:13,794 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2022-11-22 00:24:13,794 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2022-11-22 00:24:13,794 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 00:24:13,794 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 00:24:13,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 00:24:13,794 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2022-11-22 00:24:13,794 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2022-11-22 00:24:13,795 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2022-11-22 00:24:13,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2022-11-22 00:24:13,795 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2022-11-22 00:24:13,795 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2022-11-22 00:24:13,795 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-22 00:24:13,795 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-22 00:24:13,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 00:24:13,795 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2022-11-22 00:24:13,796 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2022-11-22 00:24:13,796 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 00:24:13,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 00:24:13,796 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2022-11-22 00:24:13,796 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2022-11-22 00:24:13,796 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-22 00:24:13,796 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-22 00:24:13,796 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 00:24:13,797 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 00:24:13,797 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-22 00:24:13,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-22 00:24:13,797 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2022-11-22 00:24:13,797 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2022-11-22 00:24:13,797 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2022-11-22 00:24:13,797 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2022-11-22 00:24:13,797 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 00:24:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 00:24:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-22 00:24:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-22 00:24:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 00:24:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 00:24:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-22 00:24:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-22 00:24:13,806 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-11-22 00:24:13,806 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-11-22 00:24:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2022-11-22 00:24:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2022-11-22 00:24:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-22 00:24:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-22 00:24:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2022-11-22 00:24:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2022-11-22 00:24:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 00:24:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 00:24:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2022-11-22 00:24:13,808 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2022-11-22 00:24:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2022-11-22 00:24:13,808 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2022-11-22 00:24:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2022-11-22 00:24:13,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2022-11-22 00:24:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2022-11-22 00:24:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2022-11-22 00:24:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2022-11-22 00:24:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2022-11-22 00:24:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2022-11-22 00:24:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2022-11-22 00:24:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2022-11-22 00:24:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2022-11-22 00:24:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2022-11-22 00:24:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2022-11-22 00:24:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2022-11-22 00:24:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2022-11-22 00:24:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2022-11-22 00:24:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2022-11-22 00:24:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2022-11-22 00:24:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2022-11-22 00:24:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 00:24:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 00:24:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 00:24:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 00:24:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2022-11-22 00:24:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2022-11-22 00:24:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-22 00:24:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-22 00:24:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2022-11-22 00:24:13,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2022-11-22 00:24:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 00:24:13,812 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 00:24:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-22 00:24:13,812 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-22 00:24:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 00:24:13,812 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 00:24:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 00:24:13,813 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2022-11-22 00:24:13,813 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2022-11-22 00:24:13,813 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2022-11-22 00:24:13,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2022-11-22 00:24:13,813 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2022-11-22 00:24:13,813 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2022-11-22 00:24:13,813 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2022-11-22 00:24:13,813 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2022-11-22 00:24:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 00:24:13,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 00:24:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2022-11-22 00:24:13,814 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2022-11-22 00:24:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2022-11-22 00:24:13,814 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2022-11-22 00:24:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure enic_remove [2022-11-22 00:24:13,814 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_remove [2022-11-22 00:24:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 00:24:13,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 00:24:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2022-11-22 00:24:13,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2022-11-22 00:24:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2022-11-22 00:24:13,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2022-11-22 00:24:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 00:24:13,815 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 00:24:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2022-11-22 00:24:13,816 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2022-11-22 00:24:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 00:24:13,816 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 00:24:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2022-11-22 00:24:13,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2022-11-22 00:24:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2022-11-22 00:24:13,816 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2022-11-22 00:24:13,817 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2022-11-22 00:24:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2022-11-22 00:24:13,822 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2022-11-22 00:24:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2022-11-22 00:24:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-22 00:24:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-22 00:24:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-22 00:24:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-22 00:24:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2022-11-22 00:24:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2022-11-22 00:24:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-22 00:24:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-22 00:24:13,824 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-22 00:24:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-22 00:24:13,824 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2022-11-22 00:24:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2022-11-22 00:24:13,824 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2022-11-22 00:24:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2022-11-22 00:24:13,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 00:24:13,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 00:24:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-22 00:24:13,825 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-22 00:24:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 00:24:13,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 00:24:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2022-11-22 00:24:13,825 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2022-11-22 00:24:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-22 00:24:13,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-22 00:24:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 00:24:13,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 00:24:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 00:24:13,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 00:24:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2022-11-22 00:24:13,826 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2022-11-22 00:24:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:24:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 00:24:13,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 00:24:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-22 00:24:13,831 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-22 00:24:13,831 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2022-11-22 00:24:13,831 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2022-11-22 00:24:13,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 00:24:13,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 00:24:13,831 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-22 00:24:13,831 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-22 00:24:13,832 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2022-11-22 00:24:13,832 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2022-11-22 00:24:13,832 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2022-11-22 00:24:13,832 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2022-11-22 00:24:13,832 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2022-11-22 00:24:13,832 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2022-11-22 00:24:15,983 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:24:15,989 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:24:16,517 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 00:38:29,862 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 00:38:30,157 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:38:46,494 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:38:46,494 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-22 00:38:46,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:38:46 BoogieIcfgContainer [2022-11-22 00:38:46,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:38:46,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:38:46,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:38:46,512 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:38:46,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:24:03" (1/3) ... [2022-11-22 00:38:46,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2236a588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:38:46, skipping insertion in model container [2022-11-22 00:38:46,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:24:10" (2/3) ... [2022-11-22 00:38:46,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2236a588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:38:46, skipping insertion in model container [2022-11-22 00:38:46,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:38:46" (3/3) ... [2022-11-22 00:38:46,516 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-22 00:38:46,539 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:38:46,539 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-22 00:38:46,670 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:38:46,677 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;@4e348c55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:38:46,678 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-22 00:38:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand has 3306 states, 2031 states have (on average 1.2988675529295914) internal successors, (2638), 2076 states have internal predecessors, (2638), 1041 states have call successors, (1041), 233 states have call predecessors, (1041), 232 states have return successors, (1036), 1024 states have call predecessors, (1036), 1036 states have call successors, (1036) [2022-11-22 00:38:46,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-22 00:38:46,713 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:38:46,714 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:38:46,715 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:38:46,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:38:46,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1732227435, now seen corresponding path program 1 times [2022-11-22 00:38:46,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:38:46,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089416375] [2022-11-22 00:38:46,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:38:46,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:38:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:38:49,632 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2022-11-22 00:38:49,633 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:38:49,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089416375] [2022-11-22 00:38:49,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089416375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:38:49,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:38:49,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:38:49,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510534272] [2022-11-22 00:38:49,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:38:49,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:38:49,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:38:49,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:38:49,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:38:49,696 INFO L87 Difference]: Start difference. First operand has 3306 states, 2031 states have (on average 1.2988675529295914) internal successors, (2638), 2076 states have internal predecessors, (2638), 1041 states have call successors, (1041), 233 states have call predecessors, (1041), 232 states have return successors, (1036), 1024 states have call predecessors, (1036), 1036 states have call successors, (1036) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-11-22 00:38:51,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:38:59,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:39:02,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:39:04,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []