./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/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 ef3ce825b6667e16bfc4665f699fd391a0ee0a69894a82ad8db779b4c9f29246 --- 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 08:34:50,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:34:50,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:34:50,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:34:50,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:34:50,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:34:50,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:34:50,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:34:50,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:34:50,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:34:50,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:34:50,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:34:50,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:34:50,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:34:50,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:34:50,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:34:50,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:34:50,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:34:50,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:34:50,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:34:50,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:34:50,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:34:50,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:34:50,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:34:50,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:34:50,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:34:50,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:34:50,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:34:50,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:34:50,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:34:50,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:34:50,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:34:50,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:34:50,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:34:50,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:34:50,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:34:50,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:34:50,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:34:50,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:34:50,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:34:50,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:34:50,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 08:34:50,797 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:34:50,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:34:50,798 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:34:50,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:34:50,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:34:50,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:34:50,800 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:34:50,800 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:34:50,800 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:34:50,800 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:34:50,802 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:34:50,802 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:34:50,802 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:34:50,802 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:34:50,803 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:34:50,803 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:34:50,803 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:34:50,803 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:34:50,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:34:50,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:34:50,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:34:50,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:34:50,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:34:50,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:34:50,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:34:50,807 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:34:50,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:34:50,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:34:50,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:34:50,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:34:50,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:34:50,809 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:34:50,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:34:50,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:34:50,809 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:34:50,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:34:50,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:34:50,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:34:50,810 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef3ce825b6667e16bfc4665f699fd391a0ee0a69894a82ad8db779b4c9f29246 [2022-11-19 08:34:51,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:34:51,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:34:51,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:34:51,089 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:34:51,090 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:34:51,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-19 08:34:51,163 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/data/14658a3f0/b320b7065ac24fed9bc8623e4b112e8b/FLAG5ed7298e2 [2022-11-19 08:34:52,407 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:34:52,407 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-19 08:34:52,504 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/data/14658a3f0/b320b7065ac24fed9bc8623e4b112e8b/FLAG5ed7298e2 [2022-11-19 08:34:52,572 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/data/14658a3f0/b320b7065ac24fed9bc8623e4b112e8b [2022-11-19 08:34:52,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:34:52,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:34:52,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:34:52,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:34:52,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:34:52,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:34:52" (1/1) ... [2022-11-19 08:34:52,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0fdca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:34:52, skipping insertion in model container [2022-11-19 08:34:52,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:34:52" (1/1) ... [2022-11-19 08:34:52,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:34:52,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:35:01,305 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831475,831488] [2022-11-19 08:35:01,310 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831641,831654] [2022-11-19 08:35:01,310 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831805,831818] [2022-11-19 08:35:01,311 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831970,831983] [2022-11-19 08:35:01,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:35:01,444 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:35:02,508 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831475,831488] [2022-11-19 08:35:02,509 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831641,831654] [2022-11-19 08:35:02,510 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831805,831818] [2022-11-19 08:35:02,510 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_8dd1d1f4-8ff3-4361-910d-469a0e79b562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831970,831983] [2022-11-19 08:35:02,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:35:02,858 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:35:02,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02 WrapperNode [2022-11-19 08:35:02,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:35:02,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:35:02,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:35:02,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:35:02,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:03,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:03,672 INFO L138 Inliner]: procedures = 732, calls = 7641, calls flagged for inlining = 375, calls inlined = 368, statements flattened = 20207 [2022-11-19 08:35:03,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:35:03,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:35:03,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:35:03,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:35:03,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:03,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:03,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:03,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:04,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:04,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:04,640 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:04,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:04,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:35:04,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:35:04,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:35:04,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:35:04,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (1/1) ... [2022-11-19 08:35:04,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:35:04,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:35:04,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:35:05,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:35:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2022-11-19 08:35:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2022-11-19 08:35:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2022-11-19 08:35:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2022-11-19 08:35:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2022-11-19 08:35:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2022-11-19 08:35:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-19 08:35:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-19 08:35:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2022-11-19 08:35:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2022-11-19 08:35:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-19 08:35:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-19 08:35:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2022-11-19 08:35:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2022-11-19 08:35:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2022-11-19 08:35:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2022-11-19 08:35:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 08:35:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 08:35:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-19 08:35:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-19 08:35:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-19 08:35:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-19 08:35:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2022-11-19 08:35:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2022-11-19 08:35:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2022-11-19 08:35:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2022-11-19 08:35:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-19 08:35:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-19 08:35:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-19 08:35:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-19 08:35:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2022-11-19 08:35:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2022-11-19 08:35:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 08:35:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 08:35:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2022-11-19 08:35:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2022-11-19 08:35:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2022-11-19 08:35:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2022-11-19 08:35:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-19 08:35:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-19 08:35:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2022-11-19 08:35:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2022-11-19 08:35:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-19 08:35:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-19 08:35:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2022-11-19 08:35:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2022-11-19 08:35:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2022-11-19 08:35:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2022-11-19 08:35:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2022-11-19 08:35:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2022-11-19 08:35:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-19 08:35:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-19 08:35:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 08:35:05,092 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 08:35:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-19 08:35:05,092 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-19 08:35:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-19 08:35:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-19 08:35:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-19 08:35:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-19 08:35:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-19 08:35:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-19 08:35:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2022-11-19 08:35:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2022-11-19 08:35:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2022-11-19 08:35:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2022-11-19 08:35:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2022-11-19 08:35:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2022-11-19 08:35:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-19 08:35:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-19 08:35:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2022-11-19 08:35:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2022-11-19 08:35:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2022-11-19 08:35:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2022-11-19 08:35:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 08:35:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 08:35:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2022-11-19 08:35:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2022-11-19 08:35:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2022-11-19 08:35:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2022-11-19 08:35:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2022-11-19 08:35:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2022-11-19 08:35:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2022-11-19 08:35:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2022-11-19 08:35:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2022-11-19 08:35:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2022-11-19 08:35:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2022-11-19 08:35:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2022-11-19 08:35:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2022-11-19 08:35:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2022-11-19 08:35:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2022-11-19 08:35:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2022-11-19 08:35:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_29 [2022-11-19 08:35:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_29 [2022-11-19 08:35:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-19 08:35:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-19 08:35:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 08:35:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 08:35:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2022-11-19 08:35:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2022-11-19 08:35:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 08:35:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 08:35:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-19 08:35:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-19 08:35:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-19 08:35:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-19 08:35:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 08:35:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 08:35:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-19 08:35:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-19 08:35:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-19 08:35:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-19 08:35:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2022-11-19 08:35:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2022-11-19 08:35:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:35:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-19 08:35:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-19 08:35:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2022-11-19 08:35:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2022-11-19 08:35:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2022-11-19 08:35:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2022-11-19 08:35:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-19 08:35:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-19 08:35:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-19 08:35:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-19 08:35:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 08:35:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 08:35:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2022-11-19 08:35:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2022-11-19 08:35:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2022-11-19 08:35:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2022-11-19 08:35:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-19 08:35:05,120 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-19 08:35:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 08:35:05,120 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 08:35:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-19 08:35:05,121 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-19 08:35:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 08:35:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-19 08:35:05,121 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-19 08:35:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2022-11-19 08:35:05,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2022-11-19 08:35:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2022-11-19 08:35:05,122 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2022-11-19 08:35:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2022-11-19 08:35:05,122 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2022-11-19 08:35:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 08:35:05,122 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 08:35:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-19 08:35:05,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-19 08:35:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 08:35:05,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 08:35:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2022-11-19 08:35:05,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2022-11-19 08:35:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2022-11-19 08:35:05,124 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2022-11-19 08:35:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 08:35:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2022-11-19 08:35:05,124 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2022-11-19 08:35:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 08:35:05,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 08:35:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2022-11-19 08:35:05,125 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2022-11-19 08:35:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 08:35:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 08:35:05,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 08:35:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-19 08:35:05,126 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-19 08:35:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 08:35:05,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 08:35:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-19 08:35:05,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-19 08:35:05,131 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2022-11-19 08:35:05,132 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2022-11-19 08:35:05,132 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2022-11-19 08:35:05,132 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2022-11-19 08:35:05,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-19 08:35:05,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-19 08:35:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2022-11-19 08:35:05,133 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2022-11-19 08:35:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 08:35:05,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 08:35:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2022-11-19 08:35:05,134 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2022-11-19 08:35:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-19 08:35:05,134 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-19 08:35:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-19 08:35:05,134 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-19 08:35:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2022-11-19 08:35:05,135 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2022-11-19 08:35:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2022-11-19 08:35:05,135 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2022-11-19 08:35:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-19 08:35:05,135 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-19 08:35:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2022-11-19 08:35:05,136 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2022-11-19 08:35:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2022-11-19 08:35:05,136 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2022-11-19 08:35:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2022-11-19 08:35:05,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2022-11-19 08:35:05,137 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 08:35:05,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 08:35:05,137 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-19 08:35:05,137 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-19 08:35:05,137 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2022-11-19 08:35:05,137 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2022-11-19 08:35:05,138 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2022-11-19 08:35:05,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2022-11-19 08:35:05,138 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2022-11-19 08:35:05,138 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2022-11-19 08:35:05,138 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-19 08:35:05,138 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-19 08:35:05,139 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2022-11-19 08:35:05,139 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2022-11-19 08:35:05,139 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2022-11-19 08:35:05,139 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2022-11-19 08:35:05,139 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2022-11-19 08:35:05,140 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2022-11-19 08:35:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:35:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-19 08:35:05,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-19 08:35:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-19 08:35:05,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-19 08:35:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-19 08:35:05,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-19 08:35:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-19 08:35:05,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-19 08:35:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:35:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2022-11-19 08:35:05,142 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2022-11-19 08:35:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-19 08:35:05,142 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-19 08:35:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 08:35:05,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 08:35:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2022-11-19 08:35:05,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2022-11-19 08:35:05,143 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 08:35:05,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 08:35:05,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:35:05,143 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 08:35:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 08:35:05,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 08:35:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-19 08:35:05,144 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-19 08:35:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-19 08:35:05,145 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-19 08:35:05,145 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2022-11-19 08:35:05,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2022-11-19 08:35:05,145 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2022-11-19 08:35:05,145 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2022-11-19 08:35:05,145 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2022-11-19 08:35:05,146 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2022-11-19 08:35:05,146 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-19 08:35:05,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-19 08:35:05,146 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 08:35:05,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 08:35:05,147 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-19 08:35:05,147 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-19 08:35:05,147 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2022-11-19 08:35:05,147 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2022-11-19 08:35:05,147 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2022-11-19 08:35:05,147 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2022-11-19 08:35:05,148 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2022-11-19 08:35:05,148 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2022-11-19 08:35:05,148 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2022-11-19 08:35:05,148 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2022-11-19 08:35:05,148 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2022-11-19 08:35:05,148 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2022-11-19 08:35:05,149 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2022-11-19 08:35:05,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2022-11-19 08:35:05,149 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2022-11-19 08:35:05,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2022-11-19 08:35:05,149 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-19 08:35:05,149 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-19 08:35:05,150 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-19 08:35:05,150 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-19 08:35:05,150 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2022-11-19 08:35:05,150 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2022-11-19 08:35:05,150 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2022-11-19 08:35:05,151 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2022-11-19 08:35:05,151 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-19 08:35:05,151 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-19 08:35:05,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-19 08:35:05,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-19 08:35:05,151 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2022-11-19 08:35:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2022-11-19 08:35:05,152 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-19 08:35:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-19 08:35:05,152 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-19 08:35:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-19 08:35:05,152 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2022-11-19 08:35:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2022-11-19 08:35:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2022-11-19 08:35:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2022-11-19 08:35:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2022-11-19 08:35:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2022-11-19 08:35:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2022-11-19 08:35:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2022-11-19 08:35:05,154 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-19 08:35:05,154 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-19 08:35:05,154 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-19 08:35:05,154 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-19 08:35:05,154 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2022-11-19 08:35:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2022-11-19 08:35:05,155 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2022-11-19 08:35:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2022-11-19 08:35:05,155 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2022-11-19 08:35:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2022-11-19 08:35:05,155 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2022-11-19 08:35:05,156 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2022-11-19 08:35:05,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:35:05,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:35:05,156 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-19 08:35:05,156 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-19 08:35:05,156 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2022-11-19 08:35:05,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2022-11-19 08:35:05,157 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2022-11-19 08:35:05,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2022-11-19 08:35:05,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_27 [2022-11-19 08:35:05,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_27 [2022-11-19 08:35:05,157 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2022-11-19 08:35:05,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2022-11-19 08:35:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 08:35:05,158 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 08:35:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2022-11-19 08:35:05,158 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2022-11-19 08:35:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2022-11-19 08:35:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2022-11-19 08:35:05,159 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2022-11-19 08:35:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2022-11-19 08:35:05,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 08:35:05,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 08:35:05,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 08:35:05,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 08:35:05,160 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 08:35:05,160 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 08:35:05,160 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2022-11-19 08:35:05,160 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2022-11-19 08:35:05,161 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-19 08:35:05,161 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-19 08:35:05,161 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2022-11-19 08:35:05,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2022-11-19 08:35:05,161 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-19 08:35:05,161 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-19 08:35:05,162 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-19 08:35:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-19 08:35:05,162 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-19 08:35:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-19 08:35:05,162 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2022-11-19 08:35:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2022-11-19 08:35:05,163 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-19 08:35:05,163 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2022-11-19 08:35:05,163 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2022-11-19 08:35:05,163 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-19 08:35:05,163 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-19 08:35:05,163 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2022-11-19 08:35:05,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2022-11-19 08:35:05,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-19 08:35:05,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-19 08:35:05,164 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-19 08:35:05,164 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-19 08:35:05,164 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-19 08:35:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-19 08:35:05,165 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2022-11-19 08:35:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2022-11-19 08:35:05,165 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2022-11-19 08:35:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2022-11-19 08:35:05,166 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2022-11-19 08:35:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2022-11-19 08:35:05,166 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-19 08:35:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-19 08:35:05,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 08:35:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 08:35:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-19 08:35:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-19 08:35:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-19 08:35:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-19 08:35:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 08:35:05,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 08:35:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-19 08:35:05,168 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-19 08:35:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2022-11-19 08:35:05,168 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2022-11-19 08:35:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2022-11-19 08:35:05,169 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2022-11-19 08:35:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2022-11-19 08:35:05,169 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2022-11-19 08:35:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-19 08:35:05,169 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-19 08:35:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2022-11-19 08:35:05,170 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2022-11-19 08:35:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 08:35:05,170 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 08:35:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-19 08:35:05,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-19 08:35:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:35:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2022-11-19 08:35:05,171 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2022-11-19 08:35:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 08:35:05,171 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 08:35:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2022-11-19 08:35:05,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2022-11-19 08:35:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-19 08:35:05,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-19 08:35:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-19 08:35:05,172 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-19 08:35:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-19 08:35:05,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-19 08:35:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:35:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2022-11-19 08:35:05,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2022-11-19 08:35:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2022-11-19 08:35:05,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2022-11-19 08:35:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2022-11-19 08:35:05,174 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2022-11-19 08:35:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2022-11-19 08:35:05,174 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2022-11-19 08:35:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2022-11-19 08:35:05,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2022-11-19 08:35:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 08:35:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-19 08:35:05,175 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-19 08:35:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2022-11-19 08:35:05,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2022-11-19 08:35:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2022-11-19 08:35:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2022-11-19 08:35:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2022-11-19 08:35:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2022-11-19 08:35:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 08:35:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 08:35:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-19 08:35:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-19 08:35:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-19 08:35:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-19 08:35:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-19 08:35:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-19 08:35:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-19 08:35:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-19 08:35:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-19 08:35:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-19 08:35:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 08:35:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 08:35:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2022-11-19 08:35:05,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2022-11-19 08:35:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2022-11-19 08:35:05,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2022-11-19 08:35:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-19 08:35:05,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-19 08:35:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2022-11-19 08:35:05,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2022-11-19 08:35:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2022-11-19 08:35:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2022-11-19 08:35:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 08:35:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 08:35:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2022-11-19 08:35:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2022-11-19 08:35:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2022-11-19 08:35:05,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2022-11-19 08:35:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2022-11-19 08:35:05,181 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2022-11-19 08:35:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2022-11-19 08:35:05,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2022-11-19 08:35:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 08:35:05,182 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 08:35:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2022-11-19 08:35:05,182 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2022-11-19 08:35:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-19 08:35:05,182 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-19 08:35:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2022-11-19 08:35:05,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2022-11-19 08:35:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2022-11-19 08:35:05,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2022-11-19 08:35:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-19 08:35:05,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-19 08:35:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-19 08:35:05,184 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-19 08:35:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-19 08:35:05,184 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-19 08:35:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-19 08:35:05,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-19 08:35:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2022-11-19 08:35:05,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2022-11-19 08:35:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2022-11-19 08:35:05,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2022-11-19 08:35:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-19 08:35:05,185 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-19 08:35:05,185 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2022-11-19 08:35:05,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2022-11-19 08:35:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-19 08:35:05,186 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-19 08:35:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-19 08:35:05,186 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-19 08:35:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2022-11-19 08:35:05,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2022-11-19 08:35:05,187 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 08:35:05,187 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 08:35:05,187 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2022-11-19 08:35:05,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2022-11-19 08:35:05,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:35:05,188 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2022-11-19 08:35:05,188 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2022-11-19 08:35:05,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2022-11-19 08:35:05,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2022-11-19 08:35:05,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 08:35:05,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 08:35:05,189 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2022-11-19 08:35:05,189 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2022-11-19 08:35:05,189 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2022-11-19 08:35:05,189 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2022-11-19 08:35:05,189 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-19 08:35:05,189 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-19 08:35:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 08:35:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 08:35:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-19 08:35:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-19 08:35:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-19 08:35:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-19 08:35:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-19 08:35:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-19 08:35:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2022-11-19 08:35:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2022-11-19 08:35:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-19 08:35:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-19 08:35:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2022-11-19 08:35:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2022-11-19 08:35:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2022-11-19 08:35:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2022-11-19 08:35:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2022-11-19 08:35:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2022-11-19 08:35:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-19 08:35:05,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-19 08:35:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2022-11-19 08:35:05,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2022-11-19 08:35:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2022-11-19 08:35:05,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2022-11-19 08:35:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2022-11-19 08:35:05,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2022-11-19 08:35:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-11-19 08:35:05,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-11-19 08:35:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2022-11-19 08:35:05,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2022-11-19 08:35:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-19 08:35:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-19 08:35:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2022-11-19 08:35:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2022-11-19 08:35:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-19 08:35:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-19 08:35:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2022-11-19 08:35:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2022-11-19 08:35:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2022-11-19 08:35:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2022-11-19 08:35:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-19 08:35:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-19 08:35:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 08:35:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 08:35:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2022-11-19 08:35:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2022-11-19 08:35:05,197 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 08:35:05,197 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 08:35:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2022-11-19 08:35:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2022-11-19 08:35:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2022-11-19 08:35:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2022-11-19 08:35:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-19 08:35:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-19 08:35:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 08:35:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 08:35:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 08:35:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 08:35:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-19 08:35:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-19 08:35:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2022-11-19 08:35:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2022-11-19 08:35:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2022-11-19 08:35:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2022-11-19 08:35:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2022-11-19 08:35:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2022-11-19 08:35:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2022-11-19 08:35:05,212 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2022-11-19 08:35:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:35:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2022-11-19 08:35:05,212 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2022-11-19 08:35:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-19 08:35:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-19 08:35:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-19 08:35:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-19 08:35:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-19 08:35:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-19 08:35:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-19 08:35:07,726 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:35:07,732 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:35:13,277 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 08:42:26,369 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-19 08:42:26,739 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:42:39,438 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:42:39,439 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-19 08:42:39,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:42:39 BoogieIcfgContainer [2022-11-19 08:42:39,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:42:39,449 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:42:39,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:42:39,454 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:42:39,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:34:52" (1/3) ... [2022-11-19 08:42:39,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50fd65c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:42:39, skipping insertion in model container [2022-11-19 08:42:39,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:35:02" (2/3) ... [2022-11-19 08:42:39,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50fd65c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:42:39, skipping insertion in model container [2022-11-19 08:42:39,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:42:39" (3/3) ... [2022-11-19 08:42:39,457 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-19 08:42:39,478 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:42:39,479 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 08:42:39,634 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 08:42:39,642 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;@32ba53f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 08:42:39,643 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 08:42:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand has 4656 states, 2974 states have (on average 1.3490248823133826) internal successors, (4012), 3051 states have internal predecessors, (4012), 1399 states have call successors, (1399), 285 states have call predecessors, (1399), 284 states have return successors, (1390), 1370 states have call predecessors, (1390), 1390 states have call successors, (1390) [2022-11-19 08:42:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-19 08:42:39,686 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:42:39,687 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:39,688 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:42:39,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:42:39,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1250039102, now seen corresponding path program 1 times [2022-11-19 08:42:39,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:42:39,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104117212] [2022-11-19 08:42:39,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:42:39,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:42:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:42:42,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2022-11-19 08:42:42,367 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:42:42,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104117212] [2022-11-19 08:42:42,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104117212] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:42:42,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:42:42,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:42:42,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539972049] [2022-11-19 08:42:42,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:42:42,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:42:42,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:42:42,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:42:42,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:42:42,433 INFO L87 Difference]: Start difference. First operand has 4656 states, 2974 states have (on average 1.3490248823133826) internal successors, (4012), 3051 states have internal predecessors, (4012), 1399 states have call successors, (1399), 285 states have call predecessors, (1399), 284 states have return successors, (1390), 1370 states have call predecessors, (1390), 1390 states have call successors, (1390) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-19 08:42:44,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:42:49,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:42:51,883 WARN L539 Checker$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 08:42:55,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:43:00,770 WARN L539 Checker$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 08:43:02,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:43:05,209 WARN L539 Checker$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 08:43:10,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:43:17,997 WARN L539 Checker$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 08:43:20,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:43:22,274 WARN L539 Checker$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 08:43:24,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:43:29,309 WARN L539 Checker$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 08:43:32,531 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 08:43:32,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:43:32,701 INFO L93 Difference]: Finished difference Result 13275 states and 19643 transitions. [2022-11-19 08:43:32,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:43:32,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 211 [2022-11-19 08:43:32,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:43:32,825 INFO L225 Difference]: With dead ends: 13275 [2022-11-19 08:43:32,825 INFO L226 Difference]: Without dead ends: 8643 [2022-11-19 08:43:32,881 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 08:43:32,887 INFO L413 NwaCegarLoop]: 7908 mSDtfsCounter, 5880 mSDsluCounter, 5865 mSDsCounter, 0 mSdLazyCounter, 1815 mSolverCounterSat, 11 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5885 SdHoareTripleChecker+Valid, 13773 SdHoareTripleChecker+Invalid, 1840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1815 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.3s IncrementalHoareTripleChecker+Time [2022-11-19 08:43:32,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5885 Valid, 13773 Invalid, 1840 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 1815 Invalid, 14 Unknown, 0 Unchecked, 49.3s Time] [2022-11-19 08:43:32,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8643 states. [2022-11-19 08:43:33,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8643 to 8640. [2022-11-19 08:43:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8640 states, 5535 states have (on average 1.3474254742547425) internal successors, (7458), 5673 states have internal predecessors, (7458), 2560 states have call successors, (2560), 545 states have call predecessors, (2560), 544 states have return successors, (2561), 2514 states have call predecessors, (2561), 2556 states have call successors, (2561) [2022-11-19 08:43:33,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8640 states to 8640 states and 12579 transitions. [2022-11-19 08:43:33,835 INFO L78 Accepts]: Start accepts. Automaton has 8640 states and 12579 transitions. Word has length 211 [2022-11-19 08:43:33,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:43:33,842 INFO L495 AbstractCegarLoop]: Abstraction has 8640 states and 12579 transitions. [2022-11-19 08:43:33,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-19 08:43:33,844 INFO L276 IsEmpty]: Start isEmpty. Operand 8640 states and 12579 transitions. [2022-11-19 08:43:33,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-19 08:43:33,878 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:43:33,879 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:43:33,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 08:43:33,880 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:43:33,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:43:33,881 INFO L85 PathProgramCache]: Analyzing trace with hash -863604050, now seen corresponding path program 1 times [2022-11-19 08:43:33,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:43:33,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703487444] [2022-11-19 08:43:33,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:43:33,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:43:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:43:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 08:43:35,734 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:43:35,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703487444] [2022-11-19 08:43:35,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703487444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:43:35,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:43:35,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:43:35,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763354154] [2022-11-19 08:43:35,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:43:35,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:43:35,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:43:35,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:43:35,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:43:35,738 INFO L87 Difference]: Start difference. First operand 8640 states and 12579 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 08:43:37,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:43:44,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:43:47,706 WARN L539 Checker$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 08:43:52,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:43:58,102 WARN L539 Checker$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 08:44:00,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:02,568 WARN L539 Checker$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 08:44:06,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:44:11,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:14,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:16,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:19,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:22,752 WARN L539 Checker$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 08:44:24,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:27,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:29,262 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 08:44:29,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:44:29,435 INFO L93 Difference]: Finished difference Result 14189 states and 20790 transitions. [2022-11-19 08:44:29,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:44:29,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 263 [2022-11-19 08:44:29,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:44:29,516 INFO L225 Difference]: With dead ends: 14189 [2022-11-19 08:44:29,517 INFO L226 Difference]: Without dead ends: 9565 [2022-11-19 08:44:29,546 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 08:44:29,547 INFO L413 NwaCegarLoop]: 7140 mSDtfsCounter, 877 mSDsluCounter, 6179 mSDsCounter, 0 mSdLazyCounter, 1879 mSolverCounterSat, 5 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 13319 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1879 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.2s IncrementalHoareTripleChecker+Time [2022-11-19 08:44:29,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1171 Valid, 13319 Invalid, 1897 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 1879 Invalid, 13 Unknown, 0 Unchecked, 53.2s Time] [2022-11-19 08:44:29,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9565 states. [2022-11-19 08:44:29,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9565 to 8651. [2022-11-19 08:44:30,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8651 states, 5546 states have (on average 1.3479985575189326) internal successors, (7476), 5684 states have internal predecessors, (7476), 2560 states have call successors, (2560), 545 states have call predecessors, (2560), 544 states have return successors, (2561), 2514 states have call predecessors, (2561), 2556 states have call successors, (2561) [2022-11-19 08:44:30,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8651 states to 8651 states and 12597 transitions. [2022-11-19 08:44:30,068 INFO L78 Accepts]: Start accepts. Automaton has 8651 states and 12597 transitions. Word has length 263 [2022-11-19 08:44:30,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:44:30,069 INFO L495 AbstractCegarLoop]: Abstraction has 8651 states and 12597 transitions. [2022-11-19 08:44:30,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 08:44:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 8651 states and 12597 transitions. [2022-11-19 08:44:30,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-19 08:44:30,091 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:44:30,092 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:44:30,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 08:44:30,092 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:44:30,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:44:30,093 INFO L85 PathProgramCache]: Analyzing trace with hash -611581371, now seen corresponding path program 1 times [2022-11-19 08:44:30,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:44:30,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676788745] [2022-11-19 08:44:30,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:44:30,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:44:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:44:31,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 08:44:31,464 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:44:31,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676788745] [2022-11-19 08:44:31,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676788745] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:44:31,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:44:31,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:44:31,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473567303] [2022-11-19 08:44:31,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:44:31,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:44:31,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:44:31,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:44:31,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:44:31,467 INFO L87 Difference]: Start difference. First operand 8651 states and 12597 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 08:44:33,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:40,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:42,336 WARN L539 Checker$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 08:44:47,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:52,684 WARN L539 Checker$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 08:44:54,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:44:57,141 WARN L539 Checker$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 08:45:01,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:45:06,974 WARN L539 Checker$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 08:45:09,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:11,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:13,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:15,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:19,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:22,775 WARN L539 Checker$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 08:45:22,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:45:22,953 INFO L93 Difference]: Finished difference Result 14203 states and 20810 transitions. [2022-11-19 08:45:22,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:45:22,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 264 [2022-11-19 08:45:22,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:45:23,036 INFO L225 Difference]: With dead ends: 14203 [2022-11-19 08:45:23,036 INFO L226 Difference]: Without dead ends: 9568 [2022-11-19 08:45:23,065 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 08:45:23,066 INFO L413 NwaCegarLoop]: 7155 mSDtfsCounter, 865 mSDsluCounter, 6186 mSDsCounter, 0 mSdLazyCounter, 1868 mSolverCounterSat, 7 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1159 SdHoareTripleChecker+Valid, 13341 SdHoareTripleChecker+Invalid, 1889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1868 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.1s IncrementalHoareTripleChecker+Time [2022-11-19 08:45:23,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1159 Valid, 13341 Invalid, 1889 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1868 Invalid, 14 Unknown, 0 Unchecked, 51.1s Time] [2022-11-19 08:45:23,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9568 states. [2022-11-19 08:45:23,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9568 to 8651. [2022-11-19 08:45:23,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8651 states, 5546 states have (on average 1.347457627118644) internal successors, (7473), 5684 states have internal predecessors, (7473), 2560 states have call successors, (2560), 545 states have call predecessors, (2560), 544 states have return successors, (2561), 2514 states have call predecessors, (2561), 2556 states have call successors, (2561) [2022-11-19 08:45:23,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8651 states to 8651 states and 12594 transitions. [2022-11-19 08:45:23,563 INFO L78 Accepts]: Start accepts. Automaton has 8651 states and 12594 transitions. Word has length 264 [2022-11-19 08:45:23,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:45:23,566 INFO L495 AbstractCegarLoop]: Abstraction has 8651 states and 12594 transitions. [2022-11-19 08:45:23,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 08:45:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 8651 states and 12594 transitions. [2022-11-19 08:45:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-11-19 08:45:23,587 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:45:23,587 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:45:23,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 08:45:23,588 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:45:23,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:45:23,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1410961754, now seen corresponding path program 1 times [2022-11-19 08:45:23,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:45:23,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416570571] [2022-11-19 08:45:23,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:45:23,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:45:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:45:25,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 08:45:25,173 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:45:25,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416570571] [2022-11-19 08:45:25,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416570571] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:45:25,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:45:25,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:45:25,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266009701] [2022-11-19 08:45:25,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:45:25,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:45:25,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:45:25,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:45:25,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:45:25,176 INFO L87 Difference]: Start difference. First operand 8651 states and 12594 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 08:45:27,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:33,695 WARN L539 Checker$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 08:45:34,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:36,923 WARN L539 Checker$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 08:45:41,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:46,660 WARN L539 Checker$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 08:45:48,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:51,118 WARN L539 Checker$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 08:45:54,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:45:57,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:45:59,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:46:01,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:46:03,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:46:05,839 WARN L539 Checker$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 08:46:10,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:46:12,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:46:14,477 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 08:46:14,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:46:14,609 INFO L93 Difference]: Finished difference Result 13287 states and 19341 transitions. [2022-11-19 08:46:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:46:14,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 265 [2022-11-19 08:46:14,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:46:14,672 INFO L225 Difference]: With dead ends: 13287 [2022-11-19 08:46:14,673 INFO L226 Difference]: Without dead ends: 8652 [2022-11-19 08:46:14,704 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 08:46:14,705 INFO L413 NwaCegarLoop]: 5906 mSDtfsCounter, 0 mSDsluCounter, 5894 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 0 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11800 SdHoareTripleChecker+Invalid, 1701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.1s IncrementalHoareTripleChecker+Time [2022-11-19 08:46:14,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11800 Invalid, 1701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1689 Invalid, 12 Unknown, 0 Unchecked, 49.1s Time] [2022-11-19 08:46:14,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8652 states. [2022-11-19 08:46:15,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8652 to 8652. [2022-11-19 08:46:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8652 states, 5547 states have (on average 1.3473949882819543) internal successors, (7474), 5685 states have internal predecessors, (7474), 2560 states have call successors, (2560), 545 states have call predecessors, (2560), 544 states have return successors, (2561), 2514 states have call predecessors, (2561), 2556 states have call successors, (2561) [2022-11-19 08:46:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8652 states to 8652 states and 12595 transitions. [2022-11-19 08:46:15,154 INFO L78 Accepts]: Start accepts. Automaton has 8652 states and 12595 transitions. Word has length 265 [2022-11-19 08:46:15,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:46:15,160 INFO L495 AbstractCegarLoop]: Abstraction has 8652 states and 12595 transitions. [2022-11-19 08:46:15,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 08:46:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 8652 states and 12595 transitions. [2022-11-19 08:46:15,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-11-19 08:46:15,183 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:46:15,184 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:46:15,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 08:46:15,184 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:46:15,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:46:15,185 INFO L85 PathProgramCache]: Analyzing trace with hash -465542012, now seen corresponding path program 1 times [2022-11-19 08:46:15,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:46:15,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370126017] [2022-11-19 08:46:15,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:46:15,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:46:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:46:16,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 08:46:16,894 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:46:16,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370126017] [2022-11-19 08:46:16,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370126017] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 08:46:16,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357760209] [2022-11-19 08:46:16,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:46:16,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:46:16,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:46:16,900 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:46:16,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd1d1f4-8ff3-4361-910d-469a0e79b562/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 08:46:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:46:21,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 7537 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 08:46:21,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:46:21,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 135 proven. 1 refuted. 0 times theorem prover too weak. 1415 trivial. 0 not checked. [2022-11-19 08:46:21,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 08:46:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-19 08:46:21,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357760209] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 08:46:21,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [899487938] [2022-11-19 08:46:22,017 INFO L159 IcfgInterpreter]: Started Sifa with 99 locations of interest [2022-11-19 08:46:22,017 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 08:46:22,022 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 08:46:22,028 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 08:46:22,029 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs