./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 8393723b 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_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/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_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 06:55:12,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:55:12,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:55:12,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:55:12,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:55:12,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:55:12,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:55:12,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:55:12,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:55:12,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:55:12,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:55:12,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:55:12,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:55:12,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:55:12,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:55:12,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:55:12,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:55:12,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:55:12,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:55:12,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:55:12,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:55:12,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:55:12,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:55:12,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:55:12,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:55:12,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:55:12,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:55:12,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:55:12,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:55:12,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:55:12,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:55:12,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:55:12,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:55:12,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:55:12,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:55:12,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:55:12,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:55:12,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:55:12,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:55:12,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:55:12,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:55:12,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:55:12,191 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:55:12,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:55:12,193 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:55:12,193 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:55:12,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:55:12,195 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:55:12,195 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:55:12,195 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:55:12,196 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:55:12,196 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:55:12,197 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:55:12,198 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:55:12,198 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:55:12,198 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:55:12,198 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:55:12,199 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:55:12,199 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:55:12,199 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:55:12,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:55:12,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:55:12,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:55:12,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:55:12,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:55:12,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:55:12,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:55:12,204 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:55:12,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:55:12,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:55:12,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:55:12,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:55:12,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:55:12,206 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:55:12,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:55:12,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:55:12,207 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:55:12,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:55:12,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:55:12,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:55:12,209 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_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cfa724a0e5488a49a255704f489ef5170fce458d5f4c6e72fccac09d818b317 [2022-11-19 06:55:12,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:55:12,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:55:12,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:55:12,586 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:55:12,587 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:55:12,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-19 06:55:12,680 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/data/62d355afc/b16daea50f9b4a1d976e19824eb0f6bf/FLAGbd97456f7 [2022-11-19 06:55:13,897 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:55:13,898 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-19 06:55:13,998 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/data/62d355afc/b16daea50f9b4a1d976e19824eb0f6bf/FLAGbd97456f7 [2022-11-19 06:55:14,089 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/data/62d355afc/b16daea50f9b4a1d976e19824eb0f6bf [2022-11-19 06:55:14,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:55:14,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:55:14,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:55:14,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:55:14,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:55:14,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:55:14" (1/1) ... [2022-11-19 06:55:14,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@607dac3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:14, skipping insertion in model container [2022-11-19 06:55:14,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:55:14" (1/1) ... [2022-11-19 06:55:14,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:55:14,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:55:20,668 WARN L234 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_75375adb-7086-4e62-8ad5-38740b8999d3/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] [2022-11-19 06:55:20,674 WARN L234 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_75375adb-7086-4e62-8ad5-38740b8999d3/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] [2022-11-19 06:55:20,674 WARN L234 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_75375adb-7086-4e62-8ad5-38740b8999d3/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] [2022-11-19 06:55:20,675 WARN L234 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_75375adb-7086-4e62-8ad5-38740b8999d3/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] [2022-11-19 06:55:20,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:55:20,815 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:55:21,755 WARN L234 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_75375adb-7086-4e62-8ad5-38740b8999d3/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] [2022-11-19 06:55:21,756 WARN L234 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_75375adb-7086-4e62-8ad5-38740b8999d3/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] [2022-11-19 06:55:21,756 WARN L234 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_75375adb-7086-4e62-8ad5-38740b8999d3/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] [2022-11-19 06:55:21,757 WARN L234 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_75375adb-7086-4e62-8ad5-38740b8999d3/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] [2022-11-19 06:55:21,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:55:22,132 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:55:22,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22 WrapperNode [2022-11-19 06:55:22,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:55:22,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:55:22,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:55:22,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:55:22,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:22,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:23,792 INFO L138 Inliner]: procedures = 663, calls = 4953, calls flagged for inlining = 350, calls inlined = 347, statements flattened = 12719 [2022-11-19 06:55:23,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:55:23,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:55:23,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:55:23,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:55:23,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:23,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:24,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:24,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:25,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:25,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:25,432 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:25,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:25,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:55:25,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:55:25,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:55:25,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:55:25,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (1/1) ... [2022-11-19 06:55:25,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:55:25,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:55:25,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:55:25,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75375adb-7086-4e62-8ad5-38740b8999d3/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:55:25,795 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2022-11-19 06:55:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2022-11-19 06:55:25,795 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-19 06:55:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-19 06:55:25,796 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2022-11-19 06:55:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2022-11-19 06:55:25,796 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2022-11-19 06:55:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2022-11-19 06:55:25,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-19 06:55:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-19 06:55:25,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 06:55:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 06:55:25,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-19 06:55:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-19 06:55:25,798 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2022-11-19 06:55:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2022-11-19 06:55:25,798 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2022-11-19 06:55:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2022-11-19 06:55:25,798 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2022-11-19 06:55:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2022-11-19 06:55:25,799 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2022-11-19 06:55:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2022-11-19 06:55:25,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:55:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:55:25,800 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2022-11-19 06:55:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2022-11-19 06:55:25,800 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-19 06:55:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-19 06:55:25,801 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2022-11-19 06:55:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2022-11-19 06:55:25,801 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2022-11-19 06:55:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2022-11-19 06:55:25,801 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2022-11-19 06:55:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2022-11-19 06:55:25,802 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2022-11-19 06:55:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2022-11-19 06:55:25,806 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2022-11-19 06:55:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2022-11-19 06:55:25,807 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2022-11-19 06:55:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2022-11-19 06:55:25,807 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2022-11-19 06:55:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2022-11-19 06:55:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-19 06:55:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-19 06:55:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2022-11-19 06:55:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2022-11-19 06:55:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2022-11-19 06:55:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2022-11-19 06:55:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 06:55:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 06:55:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-19 06:55:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-19 06:55:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2022-11-19 06:55:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2022-11-19 06:55:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-19 06:55:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-19 06:55:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2022-11-19 06:55:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2022-11-19 06:55:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 06:55:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 06:55:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2022-11-19 06:55:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2022-11-19 06:55:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2022-11-19 06:55:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2022-11-19 06:55:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 06:55:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2022-11-19 06:55:25,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2022-11-19 06:55:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2022-11-19 06:55:25,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2022-11-19 06:55:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 06:55:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 06:55:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 06:55:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 06:55:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-19 06:55:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-19 06:55:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-19 06:55:25,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-19 06:55:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-19 06:55:25,815 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-19 06:55:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-19 06:55:25,816 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-19 06:55:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 06:55:25,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 06:55:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-19 06:55:25,817 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-19 06:55:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2022-11-19 06:55:25,817 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2022-11-19 06:55:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-19 06:55:25,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-19 06:55:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:55:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2022-11-19 06:55:25,818 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2022-11-19 06:55:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2022-11-19 06:55:25,818 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2022-11-19 06:55:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2022-11-19 06:55:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2022-11-19 06:55:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2022-11-19 06:55:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2022-11-19 06:55:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2022-11-19 06:55:25,820 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2022-11-19 06:55:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-19 06:55:25,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-19 06:55:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-19 06:55:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-19 06:55:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2022-11-19 06:55:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2022-11-19 06:55:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2022-11-19 06:55:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2022-11-19 06:55:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-19 06:55:25,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-19 06:55:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 06:55:25,828 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 06:55:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2022-11-19 06:55:25,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2022-11-19 06:55:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2022-11-19 06:55:25,836 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2022-11-19 06:55:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-19 06:55:25,836 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-19 06:55:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2022-11-19 06:55:25,837 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2022-11-19 06:55:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-19 06:55:25,837 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-19 06:55:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 06:55:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-19 06:55:25,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-19 06:55:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2022-11-19 06:55:25,838 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2022-11-19 06:55:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 06:55:25,838 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 06:55:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 06:55:25,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 06:55:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 06:55:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2022-11-19 06:55:25,839 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2022-11-19 06:55:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 06:55:25,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 06:55:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:55:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 06:55:25,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 06:55:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2022-11-19 06:55:25,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2022-11-19 06:55:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 06:55:25,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 06:55:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-19 06:55:25,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-19 06:55:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-19 06:55:25,842 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-19 06:55:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-19 06:55:25,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-19 06:55:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2022-11-19 06:55:25,842 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2022-11-19 06:55:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 06:55:25,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 06:55:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-19 06:55:25,843 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-19 06:55:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-19 06:55:25,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-19 06:55:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 06:55:25,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 06:55:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2022-11-19 06:55:25,844 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2022-11-19 06:55:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-19 06:55:25,845 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-19 06:55:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2022-11-19 06:55:25,845 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2022-11-19 06:55:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:55:25,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:55:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2022-11-19 06:55:25,846 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2022-11-19 06:55:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:55:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-19 06:55:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-19 06:55:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-19 06:55:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-19 06:55:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2022-11-19 06:55:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2022-11-19 06:55:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-19 06:55:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-19 06:55:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2022-11-19 06:55:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2022-11-19 06:55:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:55:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-19 06:55:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-19 06:55:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2022-11-19 06:55:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2022-11-19 06:55:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 06:55:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 06:55:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 06:55:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 06:55:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:55:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2022-11-19 06:55:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2022-11-19 06:55:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 06:55:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:55:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:55:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-19 06:55:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-19 06:55:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-19 06:55:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-19 06:55:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 06:55:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 06:55:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2022-11-19 06:55:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2022-11-19 06:55:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2022-11-19 06:55:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2022-11-19 06:55:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2022-11-19 06:55:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2022-11-19 06:55:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-19 06:55:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-19 06:55:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2022-11-19 06:55:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2022-11-19 06:55:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-11-19 06:55:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-11-19 06:55:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2022-11-19 06:55:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2022-11-19 06:55:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-19 06:55:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-19 06:55:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-19 06:55:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-19 06:55:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-19 06:55:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-19 06:55:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 06:55:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 06:55:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2022-11-19 06:55:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2022-11-19 06:55:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-19 06:55:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-19 06:55:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2022-11-19 06:55:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2022-11-19 06:55:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-19 06:55:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-19 06:55:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2022-11-19 06:55:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2022-11-19 06:55:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-19 06:55:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-19 06:55:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2022-11-19 06:55:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2022-11-19 06:55:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-19 06:55:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-19 06:55:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2022-11-19 06:55:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2022-11-19 06:55:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2022-11-19 06:55:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2022-11-19 06:55:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:55:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:55:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-19 06:55:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-19 06:55:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-19 06:55:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-19 06:55:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-19 06:55:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-19 06:55:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2022-11-19 06:55:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2022-11-19 06:55:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2022-11-19 06:55:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2022-11-19 06:55:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2022-11-19 06:55:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2022-11-19 06:55:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2022-11-19 06:55:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2022-11-19 06:55:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:55:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:55:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 06:55:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 06:55:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2022-11-19 06:55:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2022-11-19 06:55:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-19 06:55:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-19 06:55:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-19 06:55:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-19 06:55:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2022-11-19 06:55:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2022-11-19 06:55:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2022-11-19 06:55:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2022-11-19 06:55:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-19 06:55:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-19 06:55:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-19 06:55:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-19 06:55:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-19 06:55:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-19 06:55:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-19 06:55:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-19 06:55:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-19 06:55:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-19 06:55:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-19 06:55:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2022-11-19 06:55:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2022-11-19 06:55:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 06:55:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 06:55:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-19 06:55:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-19 06:55:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-19 06:55:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-19 06:55:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 06:55:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 06:55:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-19 06:55:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-19 06:55:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-19 06:55:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-19 06:55:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2022-11-19 06:55:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2022-11-19 06:55:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-19 06:55:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-19 06:55:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-19 06:55:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-19 06:55:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2022-11-19 06:55:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2022-11-19 06:55:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2022-11-19 06:55:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2022-11-19 06:55:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 06:55:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 06:55:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:55:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 06:55:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 06:55:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2022-11-19 06:55:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2022-11-19 06:55:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2022-11-19 06:55:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2022-11-19 06:55:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-19 06:55:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-19 06:55:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:55:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2022-11-19 06:55:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2022-11-19 06:55:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2022-11-19 06:55:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2022-11-19 06:55:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2022-11-19 06:55:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2022-11-19 06:55:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-19 06:55:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-19 06:55:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:55:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2022-11-19 06:55:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2022-11-19 06:55:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-19 06:55:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-19 06:55:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2022-11-19 06:55:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2022-11-19 06:55:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-19 06:55:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-19 06:55:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 06:55:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 06:55:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-19 06:55:25,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-19 06:55:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2022-11-19 06:55:25,884 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2022-11-19 06:55:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2022-11-19 06:55:25,884 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2022-11-19 06:55:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-19 06:55:25,885 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-19 06:55:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-19 06:55:25,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-19 06:55:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 06:55:25,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 06:55:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-19 06:55:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-19 06:55:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-11-19 06:55:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-11-19 06:55:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2022-11-19 06:55:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2022-11-19 06:55:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-19 06:55:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-19 06:55:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2022-11-19 06:55:25,891 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2022-11-19 06:55:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 06:55:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 06:55:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2022-11-19 06:55:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2022-11-19 06:55:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2022-11-19 06:55:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2022-11-19 06:55:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2022-11-19 06:55:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2022-11-19 06:55:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2022-11-19 06:55:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2022-11-19 06:55:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2022-11-19 06:55:25,895 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2022-11-19 06:55:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2022-11-19 06:55:25,895 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2022-11-19 06:55:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2022-11-19 06:55:25,895 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2022-11-19 06:55:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2022-11-19 06:55:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2022-11-19 06:55:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2022-11-19 06:55:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2022-11-19 06:55:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2022-11-19 06:55:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2022-11-19 06:55:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2022-11-19 06:55:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2022-11-19 06:55:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-19 06:55:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-19 06:55:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-19 06:55:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-19 06:55:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2022-11-19 06:55:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2022-11-19 06:55:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-19 06:55:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-19 06:55:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2022-11-19 06:55:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2022-11-19 06:55:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-19 06:55:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-19 06:55:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-19 06:55:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-19 06:55:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 06:55:25,900 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 06:55:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:55:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2022-11-19 06:55:25,900 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2022-11-19 06:55:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2022-11-19 06:55:25,901 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2022-11-19 06:55:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2022-11-19 06:55:25,901 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2022-11-19 06:55:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2022-11-19 06:55:25,901 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2022-11-19 06:55:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:55:25,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:55:25,902 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2022-11-19 06:55:25,902 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2022-11-19 06:55:25,902 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2022-11-19 06:55:25,902 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2022-11-19 06:55:25,902 INFO L130 BoogieDeclarations]: Found specification of procedure enic_remove [2022-11-19 06:55:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_remove [2022-11-19 06:55:25,903 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 06:55:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 06:55:25,903 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2022-11-19 06:55:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2022-11-19 06:55:25,904 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2022-11-19 06:55:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2022-11-19 06:55:25,904 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-19 06:55:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-19 06:55:25,904 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2022-11-19 06:55:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2022-11-19 06:55:25,905 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-19 06:55:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-19 06:55:25,905 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2022-11-19 06:55:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2022-11-19 06:55:25,905 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2022-11-19 06:55:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2022-11-19 06:55:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2022-11-19 06:55:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2022-11-19 06:55:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2022-11-19 06:55:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2022-11-19 06:55:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-19 06:55:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-19 06:55:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-19 06:55:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-19 06:55:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2022-11-19 06:55:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2022-11-19 06:55:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-19 06:55:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-19 06:55:25,908 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-19 06:55:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-19 06:55:25,908 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2022-11-19 06:55:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2022-11-19 06:55:25,908 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2022-11-19 06:55:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2022-11-19 06:55:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 06:55:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 06:55:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-19 06:55:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-19 06:55:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-19 06:55:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-19 06:55:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2022-11-19 06:55:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2022-11-19 06:55:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-19 06:55:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-19 06:55:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 06:55:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 06:55:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:55:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:55:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2022-11-19 06:55:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2022-11-19 06:55:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:55:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-19 06:55:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-19 06:55:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-19 06:55:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-19 06:55:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2022-11-19 06:55:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2022-11-19 06:55:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-19 06:55:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-19 06:55:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-19 06:55:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-19 06:55:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2022-11-19 06:55:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2022-11-19 06:55:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2022-11-19 06:55:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2022-11-19 06:55:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2022-11-19 06:55:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2022-11-19 06:55:27,875 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:55:27,885 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:55:28,797 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 07:08:52,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-19 07:08:52,635 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:09:05,582 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:09:05,582 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-19 07:09:05,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:09:05 BoogieIcfgContainer [2022-11-19 07:09:05,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:09:05,595 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:09:05,595 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:09:05,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:09:05,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:55:14" (1/3) ... [2022-11-19 07:09:05,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb098ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:09:05, skipping insertion in model container [2022-11-19 07:09:05,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:22" (2/3) ... [2022-11-19 07:09:05,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb098ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:09:05, skipping insertion in model container [2022-11-19 07:09:05,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:09:05" (3/3) ... [2022-11-19 07:09:05,612 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-19 07:09:05,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:09:05,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-19 07:09:05,768 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:09:05,775 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;@72290b21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:09:05,775 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-19 07:09:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 3301 states, 2026 states have (on average 1.297137216189536) internal successors, (2628), 2071 states have internal predecessors, (2628), 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) [2022-11-19 07:09:05,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-19 07:09:05,824 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:09:05,825 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] [2022-11-19 07:09:05,826 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:09:05,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:09:05,833 INFO L85 PathProgramCache]: Analyzing trace with hash 2048444285, now seen corresponding path program 1 times [2022-11-19 07:09:05,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:09:05,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680076345] [2022-11-19 07:09:05,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:05,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:09:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2022-11-19 07:09:08,484 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:09:08,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680076345] [2022-11-19 07:09:08,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680076345] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:09:08,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:09:08,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:09:08,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616882481] [2022-11-19 07:09:08,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:09:08,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:09:08,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:09:08,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:09:08,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:09:08,538 INFO L87 Difference]: Start difference. First operand has 3301 states, 2026 states have (on average 1.297137216189536) internal successors, (2628), 2071 states have internal predecessors, (2628), 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) [2022-11-19 07:09:10,774 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 [] [2022-11-19 07:09:19,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:21,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:26,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:28,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:28,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:09:28,437 INFO L93 Difference]: Finished difference Result 9781 states and 13948 transitions. [2022-11-19 07:09:28,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:09:28,439 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 166 [2022-11-19 07:09:28,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:09:28,510 INFO L225 Difference]: With dead ends: 9781 [2022-11-19 07:09:28,510 INFO L226 Difference]: Without dead ends: 6501 [2022-11-19 07:09:28,537 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 [2022-11-19 07:09:28,544 INFO L413 NwaCegarLoop]: 5167 mSDtfsCounter, 4595 mSDsluCounter, 4122 mSDsCounter, 0 mSdLazyCounter, 1105 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4603 SdHoareTripleChecker+Valid, 9289 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1105 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:09:28,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4603 Valid, 9289 Invalid, 1111 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1105 Invalid, 3 Unknown, 0 Unchecked, 19.1s Time] [2022-11-19 07:09:28,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6501 states. [2022-11-19 07:09:28,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6501 to 6497. [2022-11-19 07:09:28,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6497 states, 3994 states have (on average 1.2959439158738106) internal successors, (5176), 4082 states have internal predecessors, (5176), 2040 states have call successors, (2040), 462 states have call predecessors, (2040), 461 states have return successors, (2042), 2013 states have call predecessors, (2042), 2038 states have call successors, (2042) [2022-11-19 07:09:29,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6497 states to 6497 states and 9258 transitions. [2022-11-19 07:09:29,005 INFO L78 Accepts]: Start accepts. Automaton has 6497 states and 9258 transitions. Word has length 166 [2022-11-19 07:09:29,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:09:29,006 INFO L495 AbstractCegarLoop]: Abstraction has 6497 states and 9258 transitions. [2022-11-19 07:09:29,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2022-11-19 07:09:29,007 INFO L276 IsEmpty]: Start isEmpty. Operand 6497 states and 9258 transitions. [2022-11-19 07:09:29,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-11-19 07:09:29,018 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:09:29,019 INFO L195 NwaCegarLoop]: trace histogram [19, 15, 15, 15, 15, 15, 15, 4, 4, 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] [2022-11-19 07:09:29,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:09:29,019 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:09:29,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:09:29,020 INFO L85 PathProgramCache]: Analyzing trace with hash 571027774, now seen corresponding path program 1 times [2022-11-19 07:09:29,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:09:29,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413682831] [2022-11-19 07:09:29,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:29,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:09:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:32,078 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2022-11-19 07:09:32,078 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:09:32,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413682831] [2022-11-19 07:09:32,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413682831] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:09:32,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:09:32,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:09:32,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006701497] [2022-11-19 07:09:32,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:09:32,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:09:32,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:09:32,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:09:32,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:09:32,082 INFO L87 Difference]: Start difference. First operand 6497 states and 9258 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 07:09:34,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:40,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:44,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:46,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:49,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:51,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:09:52,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:09:52,414 INFO L93 Difference]: Finished difference Result 6622 states and 9411 transitions. [2022-11-19 07:09:52,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:09:52,415 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 204 [2022-11-19 07:09:52,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:09:52,469 INFO L225 Difference]: With dead ends: 6622 [2022-11-19 07:09:52,469 INFO L226 Difference]: Without dead ends: 6610 [2022-11-19 07:09:52,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:09:52,478 INFO L413 NwaCegarLoop]: 4159 mSDtfsCounter, 4601 mSDsluCounter, 4292 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4609 SdHoareTripleChecker+Valid, 8451 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:09:52,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4609 Valid, 8451 Invalid, 1141 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1137 Invalid, 4 Unknown, 0 Unchecked, 19.9s Time] [2022-11-19 07:09:52,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6610 states. [2022-11-19 07:09:52,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6610 to 6609. [2022-11-19 07:09:52,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6609 states, 4062 states have (on average 1.294190054160512) internal successors, (5257), 4150 states have internal predecessors, (5257), 2064 states have call successors, (2064), 481 states have call predecessors, (2064), 482 states have return successors, (2072), 2038 states have call predecessors, (2072), 2064 states have call successors, (2072) [2022-11-19 07:09:52,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6609 states to 6609 states and 9393 transitions. [2022-11-19 07:09:52,860 INFO L78 Accepts]: Start accepts. Automaton has 6609 states and 9393 transitions. Word has length 204 [2022-11-19 07:09:52,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:09:52,863 INFO L495 AbstractCegarLoop]: Abstraction has 6609 states and 9393 transitions. [2022-11-19 07:09:52,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 07:09:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6609 states and 9393 transitions. [2022-11-19 07:09:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-11-19 07:09:52,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:09:52,879 INFO L195 NwaCegarLoop]: trace histogram [18, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:09:52,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:09:52,879 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:09:52,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:09:52,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1584354809, now seen corresponding path program 1 times [2022-11-19 07:09:52,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:09:52,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653998373] [2022-11-19 07:09:52,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:09:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:09:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:09:54,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1026 trivial. 0 not checked. [2022-11-19 07:09:54,847 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:09:54,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653998373] [2022-11-19 07:09:54,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653998373] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:09:54,848 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:09:54,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:09:54,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612414126] [2022-11-19 07:09:54,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:09:54,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:09:54,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:09:54,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:09:54,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:09:54,850 INFO L87 Difference]: Start difference. First operand 6609 states and 9393 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-19 07:09:57,041 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 []