./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8df8cdcecbcd9cfe2534aee2fc0e32dbabfe9446269b8be84c25324fea03bd5e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:34:52,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:34:52,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:34:52,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:34:52,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:34:52,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:34:52,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:34:52,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:34:52,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:34:52,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:34:52,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:34:52,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:34:52,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:34:52,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:34:52,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:34:52,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:34:52,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:34:52,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:34:52,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:34:52,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:34:52,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:34:52,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:34:52,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:34:52,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:34:52,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:34:52,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:34:52,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:34:52,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:34:52,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:34:52,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:34:52,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:34:52,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:34:52,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:34:52,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:34:52,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:34:52,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:34:52,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:34:52,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:34:52,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:34:52,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:34:52,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:34:52,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:34:52,309 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:34:52,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:34:52,309 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:34:52,310 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:34:52,317 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:34:52,317 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:34:52,318 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:34:52,318 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:34:52,318 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:34:52,318 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:34:52,319 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:34:52,319 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:34:52,320 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:34:52,320 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:34:52,320 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:34:52,320 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:34:52,320 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:34:52,321 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:34:52,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:34:52,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:34:52,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:34:52,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:34:52,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:34:52,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:34:52,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:34:52,325 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:34:52,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:34:52,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:34:52,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:34:52,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:34:52,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:34:52,327 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:34:52,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:34:52,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:34:52,327 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:34:52,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:34:52,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:34:52,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:34:52,328 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_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8df8cdcecbcd9cfe2534aee2fc0e32dbabfe9446269b8be84c25324fea03bd5e [2022-11-03 02:34:52,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:34:52,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:34:52,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:34:52,632 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:34:52,633 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:34:52,634 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-03 02:34:52,707 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/data/87fd77229/07c96cd732814261a7aa02ec9077d36b/FLAG1d82e1717 [2022-11-03 02:34:54,054 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:34:54,055 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-03 02:34:54,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/data/87fd77229/07c96cd732814261a7aa02ec9077d36b/FLAG1d82e1717 [2022-11-03 02:34:54,595 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/data/87fd77229/07c96cd732814261a7aa02ec9077d36b [2022-11-03 02:34:54,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:34:54,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:34:54,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:34:54,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:34:54,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:34:54,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:34:54" (1/1) ... [2022-11-03 02:34:54,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@463bee69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:34:54, skipping insertion in model container [2022-11-03 02:34:54,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:34:54" (1/1) ... [2022-11-03 02:34:54,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:34:54,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:35:03,047 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828687,828700] [2022-11-03 02:35:03,051 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828834,828847] [2022-11-03 02:35:03,052 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828973,828986] [2022-11-03 02:35:03,053 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[829131,829144] [2022-11-03 02:35:03,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:35:03,179 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:35:04,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828687,828700] [2022-11-03 02:35:04,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828834,828847] [2022-11-03 02:35:04,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828973,828986] [2022-11-03 02:35:04,293 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[829131,829144] [2022-11-03 02:35:04,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:35:04,643 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:35:04,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04 WrapperNode [2022-11-03 02:35:04,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:35:04,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:35:04,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:35:04,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:35:04,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:04,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:05,419 INFO L138 Inliner]: procedures = 728, calls = 7607, calls flagged for inlining = 375, calls inlined = 372, statements flattened = 19536 [2022-11-03 02:35:05,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:35:05,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:35:05,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:35:05,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:35:05,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:05,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:05,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:05,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:06,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:06,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:06,724 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:06,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:06,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:35:06,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:35:06,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:35:06,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:35:06,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (1/1) ... [2022-11-03 02:35:06,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:35:06,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:35:06,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:35:06,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:35:06,978 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2022-11-03 02:35:06,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2022-11-03 02:35:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2022-11-03 02:35:06,979 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2022-11-03 02:35:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2022-11-03 02:35:06,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2022-11-03 02:35:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-03 02:35:06,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-03 02:35:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2022-11-03 02:35:06,980 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2022-11-03 02:35:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-03 02:35:06,980 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-03 02:35:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2022-11-03 02:35:06,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2022-11-03 02:35:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2022-11-03 02:35:06,981 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2022-11-03 02:35:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:35:06,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:35:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-03 02:35:06,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-03 02:35:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-03 02:35:06,982 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-03 02:35:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2022-11-03 02:35:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2022-11-03 02:35:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2022-11-03 02:35:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2022-11-03 02:35:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-03 02:35:06,984 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-03 02:35:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-03 02:35:06,984 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-03 02:35:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2022-11-03 02:35:06,985 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2022-11-03 02:35:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:35:06,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:35:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2022-11-03 02:35:06,986 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2022-11-03 02:35:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2022-11-03 02:35:06,986 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2022-11-03 02:35:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-03 02:35:06,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-03 02:35:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2022-11-03 02:35:06,987 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2022-11-03 02:35:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-03 02:35:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-03 02:35:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2022-11-03 02:35:06,989 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2022-11-03 02:35:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2022-11-03 02:35:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2022-11-03 02:35:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2022-11-03 02:35:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2022-11-03 02:35:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-03 02:35:06,990 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-03 02:35:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 02:35:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 02:35:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-03 02:35:06,992 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-03 02:35:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 02:35:06,992 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 02:35:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-03 02:35:06,992 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-03 02:35:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-03 02:35:06,993 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-03 02:35:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2022-11-03 02:35:06,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2022-11-03 02:35:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2022-11-03 02:35:06,994 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2022-11-03 02:35:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2022-11-03 02:35:06,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2022-11-03 02:35:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-03 02:35:06,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-03 02:35:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2022-11-03 02:35:06,995 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2022-11-03 02:35:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2022-11-03 02:35:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2022-11-03 02:35:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 02:35:06,996 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 02:35:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2022-11-03 02:35:06,997 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2022-11-03 02:35:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2022-11-03 02:35:06,997 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2022-11-03 02:35:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2022-11-03 02:35:06,998 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2022-11-03 02:35:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2022-11-03 02:35:06,999 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2022-11-03 02:35:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2022-11-03 02:35:07,000 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2022-11-03 02:35:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2022-11-03 02:35:07,000 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2022-11-03 02:35:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2022-11-03 02:35:07,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2022-11-03 02:35:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2022-11-03 02:35:07,001 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2022-11-03 02:35:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 02:35:07,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 02:35:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:35:07,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:35:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2022-11-03 02:35:07,002 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2022-11-03 02:35:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 02:35:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 02:35:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-03 02:35:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-03 02:35:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 02:35:07,004 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 02:35:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:35:07,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:35:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-03 02:35:07,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-03 02:35:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2022-11-03 02:35:07,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2022-11-03 02:35:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:35:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-03 02:35:07,010 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-03 02:35:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2022-11-03 02:35:07,014 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2022-11-03 02:35:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2022-11-03 02:35:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2022-11-03 02:35:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-03 02:35:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-03 02:35:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-03 02:35:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-03 02:35:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 02:35:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 02:35:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2022-11-03 02:35:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2022-11-03 02:35:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2022-11-03 02:35:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2022-11-03 02:35:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 02:35:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 02:35:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 02:35:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 02:35:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-03 02:35:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-03 02:35:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:35:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-03 02:35:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-03 02:35:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2022-11-03 02:35:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2022-11-03 02:35:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2022-11-03 02:35:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2022-11-03 02:35:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2022-11-03 02:35:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2022-11-03 02:35:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 02:35:07,018 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 02:35:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-03 02:35:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-03 02:35:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 02:35:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 02:35:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2022-11-03 02:35:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2022-11-03 02:35:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2022-11-03 02:35:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2022-11-03 02:35:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:35:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2022-11-03 02:35:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2022-11-03 02:35:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:35:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:35:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2022-11-03 02:35:07,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2022-11-03 02:35:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:35:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 02:35:07,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 02:35:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-03 02:35:07,021 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-03 02:35:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:35:07,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:35:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-03 02:35:07,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-03 02:35:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2022-11-03 02:35:07,022 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2022-11-03 02:35:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2022-11-03 02:35:07,022 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2022-11-03 02:35:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-03 02:35:07,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-03 02:35:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2022-11-03 02:35:07,023 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2022-11-03 02:35:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 02:35:07,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 02:35:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2022-11-03 02:35:07,023 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2022-11-03 02:35:07,023 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-03 02:35:07,023 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-03 02:35:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-03 02:35:07,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-03 02:35:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2022-11-03 02:35:07,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2022-11-03 02:35:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2022-11-03 02:35:07,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2022-11-03 02:35:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-03 02:35:07,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-03 02:35:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2022-11-03 02:35:07,025 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2022-11-03 02:35:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2022-11-03 02:35:07,025 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2022-11-03 02:35:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2022-11-03 02:35:07,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2022-11-03 02:35:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 02:35:07,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 02:35:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-03 02:35:07,026 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-03 02:35:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2022-11-03 02:35:07,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2022-11-03 02:35:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2022-11-03 02:35:07,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2022-11-03 02:35:07,026 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2022-11-03 02:35:07,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2022-11-03 02:35:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-03 02:35:07,027 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-03 02:35:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2022-11-03 02:35:07,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2022-11-03 02:35:07,027 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2022-11-03 02:35:07,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2022-11-03 02:35:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2022-11-03 02:35:07,028 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2022-11-03 02:35:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:35:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-03 02:35:07,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-03 02:35:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-03 02:35:07,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-03 02:35:07,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-03 02:35:07,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-03 02:35:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-03 02:35:07,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-03 02:35:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:35:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2022-11-03 02:35:07,029 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2022-11-03 02:35:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-03 02:35:07,029 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-03 02:35:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:35:07,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:35:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2022-11-03 02:35:07,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2022-11-03 02:35:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:35:07,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:35:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:35:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 02:35:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:35:07,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:35:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-03 02:35:07,031 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-03 02:35:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-03 02:35:07,031 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-03 02:35:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2022-11-03 02:35:07,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2022-11-03 02:35:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2022-11-03 02:35:07,032 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2022-11-03 02:35:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2022-11-03 02:35:07,032 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2022-11-03 02:35:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 02:35:07,032 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 02:35:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:35:07,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:35:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-03 02:35:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-03 02:35:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2022-11-03 02:35:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2022-11-03 02:35:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2022-11-03 02:35:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2022-11-03 02:35:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2022-11-03 02:35:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2022-11-03 02:35:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2022-11-03 02:35:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2022-11-03 02:35:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2022-11-03 02:35:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2022-11-03 02:35:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2022-11-03 02:35:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2022-11-03 02:35:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2022-11-03 02:35:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2022-11-03 02:35:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-03 02:35:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-03 02:35:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-03 02:35:07,035 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-03 02:35:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2022-11-03 02:35:07,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2022-11-03 02:35:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2022-11-03 02:35:07,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2022-11-03 02:35:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 02:35:07,035 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 02:35:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 02:35:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 02:35:07,036 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2022-11-03 02:35:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2022-11-03 02:35:07,036 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-03 02:35:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-03 02:35:07,036 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-03 02:35:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-03 02:35:07,036 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2022-11-03 02:35:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2022-11-03 02:35:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2022-11-03 02:35:07,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2022-11-03 02:35:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2022-11-03 02:35:07,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2022-11-03 02:35:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2022-11-03 02:35:07,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2022-11-03 02:35:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 02:35:07,037 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 02:35:07,038 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 02:35:07,038 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 02:35:07,038 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2022-11-03 02:35:07,038 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2022-11-03 02:35:07,038 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2022-11-03 02:35:07,038 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2022-11-03 02:35:07,038 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2022-11-03 02:35:07,038 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2022-11-03 02:35:07,039 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2022-11-03 02:35:07,039 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2022-11-03 02:35:07,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:35:07,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:35:07,039 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-03 02:35:07,039 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-03 02:35:07,039 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2022-11-03 02:35:07,039 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2022-11-03 02:35:07,040 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2022-11-03 02:35:07,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2022-11-03 02:35:07,040 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2022-11-03 02:35:07,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2022-11-03 02:35:07,040 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-03 02:35:07,040 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-03 02:35:07,040 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2022-11-03 02:35:07,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2022-11-03 02:35:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2022-11-03 02:35:07,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2022-11-03 02:35:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2022-11-03 02:35:07,041 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2022-11-03 02:35:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:35:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:35:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:35:07,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:35:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:35:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:35:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2022-11-03 02:35:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2022-11-03 02:35:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-03 02:35:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-03 02:35:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2022-11-03 02:35:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2022-11-03 02:35:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-03 02:35:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-03 02:35:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 02:35:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 02:35:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-03 02:35:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-03 02:35:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2022-11-03 02:35:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2022-11-03 02:35:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-03 02:35:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_30 [2022-11-03 02:35:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_30 [2022-11-03 02:35:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2022-11-03 02:35:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2022-11-03 02:35:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 02:35:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 02:35:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2022-11-03 02:35:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2022-11-03 02:35:07,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-03 02:35:07,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-03 02:35:07,045 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-03 02:35:07,045 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-03 02:35:07,045 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-03 02:35:07,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-03 02:35:07,045 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2022-11-03 02:35:07,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2022-11-03 02:35:07,046 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2022-11-03 02:35:07,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2022-11-03 02:35:07,046 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2022-11-03 02:35:07,046 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2022-11-03 02:35:07,046 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-03 02:35:07,046 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-03 02:35:07,046 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-03 02:35:07,046 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-03 02:35:07,046 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-03 02:35:07,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-03 02:35:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-03 02:35:07,047 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-03 02:35:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:35:07,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:35:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-03 02:35:07,047 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-03 02:35:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2022-11-03 02:35:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2022-11-03 02:35:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2022-11-03 02:35:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2022-11-03 02:35:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2022-11-03 02:35:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2022-11-03 02:35:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-03 02:35:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-03 02:35:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2022-11-03 02:35:07,049 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2022-11-03 02:35:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 02:35:07,049 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 02:35:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-03 02:35:07,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-03 02:35:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:35:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2022-11-03 02:35:07,049 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2022-11-03 02:35:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 02:35:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 02:35:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2022-11-03 02:35:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2022-11-03 02:35:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-03 02:35:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-03 02:35:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 02:35:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 02:35:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:35:07,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:35:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:35:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2022-11-03 02:35:07,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2022-11-03 02:35:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2022-11-03 02:35:07,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2022-11-03 02:35:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2022-11-03 02:35:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2022-11-03 02:35:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2022-11-03 02:35:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2022-11-03 02:35:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2022-11-03 02:35:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2022-11-03 02:35:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:35:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-03 02:35:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-03 02:35:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2022-11-03 02:35:07,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2022-11-03 02:35:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2022-11-03 02:35:07,053 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2022-11-03 02:35:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2022-11-03 02:35:07,053 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2022-11-03 02:35:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 02:35:07,053 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 02:35:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-03 02:35:07,054 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-03 02:35:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-03 02:35:07,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-03 02:35:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-03 02:35:07,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-03 02:35:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 02:35:07,054 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 02:35:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-03 02:35:07,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-03 02:35:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:35:07,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:35:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2022-11-03 02:35:07,055 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2022-11-03 02:35:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2022-11-03 02:35:07,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2022-11-03 02:35:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-03 02:35:07,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-03 02:35:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2022-11-03 02:35:07,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2022-11-03 02:35:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2022-11-03 02:35:07,056 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2022-11-03 02:35:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:35:07,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:35:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2022-11-03 02:35:07,056 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2022-11-03 02:35:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2022-11-03 02:35:07,057 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2022-11-03 02:35:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2022-11-03 02:35:07,057 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2022-11-03 02:35:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2022-11-03 02:35:07,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2022-11-03 02:35:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-03 02:35:07,057 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-03 02:35:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2022-11-03 02:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2022-11-03 02:35:07,058 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-03 02:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-03 02:35:07,058 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2022-11-03 02:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2022-11-03 02:35:07,058 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2022-11-03 02:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2022-11-03 02:35:07,058 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-03 02:35:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-03 02:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 02:35:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 02:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 02:35:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 02:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-03 02:35:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-03 02:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2022-11-03 02:35:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2022-11-03 02:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2022-11-03 02:35:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2022-11-03 02:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-03 02:35:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-03 02:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2022-11-03 02:35:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2022-11-03 02:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-03 02:35:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-03 02:35:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 02:35:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 02:35:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2022-11-03 02:35:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2022-11-03 02:35:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:35:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:35:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2022-11-03 02:35:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2022-11-03 02:35:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:35:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2022-11-03 02:35:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2022-11-03 02:35:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2022-11-03 02:35:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2022-11-03 02:35:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:35:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:35:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2022-11-03 02:35:07,063 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2022-11-03 02:35:07,063 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2022-11-03 02:35:07,063 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2022-11-03 02:35:07,063 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-03 02:35:07,063 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-03 02:35:07,063 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 02:35:07,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 02:35:07,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_32 [2022-11-03 02:35:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_32 [2022-11-03 02:35:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-03 02:35:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-03 02:35:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-03 02:35:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-03 02:35:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-03 02:35:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-03 02:35:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2022-11-03 02:35:07,065 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2022-11-03 02:35:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-03 02:35:07,065 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-03 02:35:07,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2022-11-03 02:35:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2022-11-03 02:35:07,174 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2022-11-03 02:35:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2022-11-03 02:35:07,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2022-11-03 02:35:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2022-11-03 02:35:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-03 02:35:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-03 02:35:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2022-11-03 02:35:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2022-11-03 02:35:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2022-11-03 02:35:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2022-11-03 02:35:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2022-11-03 02:35:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2022-11-03 02:35:07,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-11-03 02:35:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-11-03 02:35:07,176 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2022-11-03 02:35:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2022-11-03 02:35:07,176 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-03 02:35:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-03 02:35:07,176 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2022-11-03 02:35:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2022-11-03 02:35:07,176 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-03 02:35:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-03 02:35:07,176 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2022-11-03 02:35:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2022-11-03 02:35:07,177 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2022-11-03 02:35:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2022-11-03 02:35:07,177 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-03 02:35:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-03 02:35:07,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:35:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:35:07,177 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2022-11-03 02:35:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2022-11-03 02:35:07,177 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:35:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:35:07,178 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2022-11-03 02:35:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2022-11-03 02:35:07,178 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2022-11-03 02:35:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2022-11-03 02:35:07,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-03 02:35:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-03 02:35:07,178 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 02:35:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 02:35:07,178 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:35:07,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:35:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 02:35:07,179 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 02:35:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2022-11-03 02:35:07,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2022-11-03 02:35:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2022-11-03 02:35:07,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2022-11-03 02:35:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2022-11-03 02:35:07,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2022-11-03 02:35:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2022-11-03 02:35:07,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2022-11-03 02:35:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:35:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2022-11-03 02:35:07,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2022-11-03 02:35:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-03 02:35:07,180 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-03 02:35:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 02:35:07,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 02:35:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-03 02:35:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-03 02:35:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-03 02:35:09,336 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:35:09,341 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:35:14,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:42:06,807 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-03 02:42:07,168 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:42:15,438 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:42:15,438 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-03 02:42:15,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:42:15 BoogieIcfgContainer [2022-11-03 02:42:15,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:42:15,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:42:15,453 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:42:15,456 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:42:15,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:34:54" (1/3) ... [2022-11-03 02:42:15,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@765c56a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:42:15, skipping insertion in model container [2022-11-03 02:42:15,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:35:04" (2/3) ... [2022-11-03 02:42:15,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@765c56a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:42:15, skipping insertion in model container [2022-11-03 02:42:15,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:42:15" (3/3) ... [2022-11-03 02:42:15,462 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-03 02:42:15,483 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:42:15,483 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-03 02:42:15,635 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:42:15,641 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;@45e367d6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:42:15,642 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-03 02:42:15,664 INFO L276 IsEmpty]: Start isEmpty. Operand has 4657 states, 2978 states have (on average 1.3495634654130289) internal successors, (4019), 3056 states have internal predecessors, (4019), 1396 states have call successors, (1396), 284 states have call predecessors, (1396), 283 states have return successors, (1387), 1367 states have call predecessors, (1387), 1387 states have call successors, (1387) [2022-11-03 02:42:15,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-03 02:42:15,687 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:42:15,688 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] [2022-11-03 02:42:15,689 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:42:15,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:42:15,694 INFO L85 PathProgramCache]: Analyzing trace with hash -335575748, now seen corresponding path program 1 times [2022-11-03 02:42:15,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:42:15,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265891572] [2022-11-03 02:42:15,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:42:15,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:42:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:42:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2022-11-03 02:42:17,885 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:42:17,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265891572] [2022-11-03 02:42:17,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265891572] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:42:17,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:42:17,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:42:17,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476794102] [2022-11-03 02:42:17,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:42:17,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:42:17,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:42:17,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:42:17,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:42:17,934 INFO L87 Difference]: Start difference. First operand has 4657 states, 2978 states have (on average 1.3495634654130289) internal successors, (4019), 3056 states have internal predecessors, (4019), 1396 states have call successors, (1396), 284 states have call predecessors, (1396), 283 states have return successors, (1387), 1367 states have call predecessors, (1387), 1387 states have call successors, (1387) 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-03 02:42:20,133 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 [] [2022-11-03 02:42:23,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:26,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:29,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:32,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:37,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:39,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:41,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:45,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:49,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:42:55,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:57,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:42:59,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:01,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:03,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:08,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:10,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:11,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:13,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:15,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:16,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:16,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:43:16,622 INFO L93 Difference]: Finished difference Result 13307 states and 19691 transitions. [2022-11-03 02:43:16,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:43:16,626 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 210 [2022-11-03 02:43:16,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:43:16,712 INFO L225 Difference]: With dead ends: 13307 [2022-11-03 02:43:16,712 INFO L226 Difference]: Without dead ends: 8674 [2022-11-03 02:43:16,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:43:16,747 INFO L413 NwaCegarLoop]: 7869 mSDtfsCounter, 5924 mSDsluCounter, 6687 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 11 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5931 SdHoareTripleChecker+Valid, 13747 SdHoareTripleChecker+Invalid, 1807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:43:16,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5931 Valid, 13747 Invalid, 1807 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 1782 Invalid, 14 Unknown, 0 Unchecked, 58.0s Time] [2022-11-03 02:43:16,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8674 states. [2022-11-03 02:43:17,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8674 to 8669. [2022-11-03 02:43:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8669 states, 5559 states have (on average 1.3475445223961144) internal successors, (7491), 5696 states have internal predecessors, (7491), 2565 states have call successors, (2565), 544 states have call predecessors, (2565), 543 states have return successors, (2567), 2521 states have call predecessors, (2567), 2562 states have call successors, (2567) [2022-11-03 02:43:17,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8669 states to 8669 states and 12623 transitions. [2022-11-03 02:43:17,357 INFO L78 Accepts]: Start accepts. Automaton has 8669 states and 12623 transitions. Word has length 210 [2022-11-03 02:43:17,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:43:17,359 INFO L495 AbstractCegarLoop]: Abstraction has 8669 states and 12623 transitions. [2022-11-03 02:43:17,360 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-03 02:43:17,360 INFO L276 IsEmpty]: Start isEmpty. Operand 8669 states and 12623 transitions. [2022-11-03 02:43:17,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-11-03 02:43:17,382 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:43:17,382 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 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] [2022-11-03 02:43:17,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:43:17,383 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:43:17,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:43:17,384 INFO L85 PathProgramCache]: Analyzing trace with hash 2135021475, now seen corresponding path program 1 times [2022-11-03 02:43:17,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:43:17,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758218092] [2022-11-03 02:43:17,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:43:17,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:43:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:43:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1408 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1408 trivial. 0 not checked. [2022-11-03 02:43:18,847 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:43:18,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758218092] [2022-11-03 02:43:18,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758218092] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:43:18,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:43:18,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:43:18,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179958724] [2022-11-03 02:43:18,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:43:18,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:43:18,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:43:18,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:43:18,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:43:18,850 INFO L87 Difference]: Start difference. First operand 8669 states and 12623 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-03 02:43:21,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:24,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:26,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:33,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:35,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:40,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:43,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:45,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:51,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:43:53,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:55,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:43:59,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:01,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:04,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:08,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:10,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:12,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:15,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:15,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:44:15,340 INFO L93 Difference]: Finished difference Result 25229 states and 36719 transitions. [2022-11-03 02:44:15,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:44:15,342 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 237 [2022-11-03 02:44:15,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:44:15,474 INFO L225 Difference]: With dead ends: 25229 [2022-11-03 02:44:15,474 INFO L226 Difference]: Without dead ends: 16599 [2022-11-03 02:44:15,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:44:15,526 INFO L413 NwaCegarLoop]: 7801 mSDtfsCounter, 5827 mSDsluCounter, 6680 mSDsCounter, 0 mSdLazyCounter, 1833 mSolverCounterSat, 19 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5834 SdHoareTripleChecker+Valid, 13675 SdHoareTripleChecker+Invalid, 1865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1833 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:44:15,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5834 Valid, 13675 Invalid, 1865 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 1833 Invalid, 13 Unknown, 0 Unchecked, 55.7s Time] [2022-11-03 02:44:15,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16599 states. [2022-11-03 02:44:16,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16599 to 16586. [2022-11-03 02:44:16,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16586 states, 10655 states have (on average 1.3473486625997184) internal successors, (14356), 10924 states have internal predecessors, (14356), 4872 states have call successors, (4872), 1059 states have call predecessors, (4872), 1057 states have return successors, (4882), 4779 states have call predecessors, (4882), 4869 states have call successors, (4882) [2022-11-03 02:44:16,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16586 states to 16586 states and 24110 transitions. [2022-11-03 02:44:16,509 INFO L78 Accepts]: Start accepts. Automaton has 16586 states and 24110 transitions. Word has length 237 [2022-11-03 02:44:16,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:44:16,511 INFO L495 AbstractCegarLoop]: Abstraction has 16586 states and 24110 transitions. [2022-11-03 02:44:16,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-03 02:44:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand 16586 states and 24110 transitions. [2022-11-03 02:44:16,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-03 02:44:16,524 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:44:16,524 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] [2022-11-03 02:44:16,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:44:16,524 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:44:16,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:44:16,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1191761289, now seen corresponding path program 1 times [2022-11-03 02:44:16,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:44:16,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096280719] [2022-11-03 02:44:16,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:44:16,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:44:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:44:17,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-03 02:44:17,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:44:17,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096280719] [2022-11-03 02:44:17,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096280719] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:44:17,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:44:17,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:44:17,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917154771] [2022-11-03 02:44:17,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:44:17,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:44:17,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:44:17,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:44:18,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:44:18,000 INFO L87 Difference]: Start difference. First operand 16586 states and 24110 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-03 02:44:20,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:23,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:25,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:33,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:36,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:41,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:44,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:46,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:50,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:44:52,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:54,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:44:58,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:00,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:02,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:04,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:05,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:07,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:09,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:14,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:16,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:17,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:17,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:45:17,683 INFO L93 Difference]: Finished difference Result 27027 states and 39528 transitions. [2022-11-03 02:45:17,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:45:17,685 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 262 [2022-11-03 02:45:17,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:45:17,801 INFO L225 Difference]: With dead ends: 27027 [2022-11-03 02:45:17,801 INFO L226 Difference]: Without dead ends: 18348 [2022-11-03 02:45:17,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:45:17,848 INFO L413 NwaCegarLoop]: 7124 mSDtfsCounter, 885 mSDsluCounter, 7002 mSDsCounter, 0 mSdLazyCounter, 1838 mSolverCounterSat, 5 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1179 SdHoareTripleChecker+Valid, 13307 SdHoareTripleChecker+Invalid, 1858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1838 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:45:17,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1179 Valid, 13307 Invalid, 1858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1838 Invalid, 15 Unknown, 0 Unchecked, 59.0s Time] [2022-11-03 02:45:17,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18348 states. [2022-11-03 02:45:18,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18348 to 16608. [2022-11-03 02:45:18,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16608 states, 10677 states have (on average 1.3479441790765196) internal successors, (14392), 10946 states have internal predecessors, (14392), 4872 states have call successors, (4872), 1059 states have call predecessors, (4872), 1057 states have return successors, (4882), 4779 states have call predecessors, (4882), 4869 states have call successors, (4882) [2022-11-03 02:45:18,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16608 states to 16608 states and 24146 transitions. [2022-11-03 02:45:18,803 INFO L78 Accepts]: Start accepts. Automaton has 16608 states and 24146 transitions. Word has length 262 [2022-11-03 02:45:18,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:45:18,807 INFO L495 AbstractCegarLoop]: Abstraction has 16608 states and 24146 transitions. [2022-11-03 02:45:18,808 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-03 02:45:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 16608 states and 24146 transitions. [2022-11-03 02:45:18,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-03 02:45:18,818 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:45:18,818 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] [2022-11-03 02:45:18,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:45:18,819 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:45:18,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:45:18,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1770231093, now seen corresponding path program 1 times [2022-11-03 02:45:18,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:45:18,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220606801] [2022-11-03 02:45:18,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:45:18,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:45:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:45:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-03 02:45:20,043 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:45:20,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220606801] [2022-11-03 02:45:20,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220606801] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:45:20,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:45:20,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:45:20,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287756469] [2022-11-03 02:45:20,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:45:20,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:45:20,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:45:20,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:45:20,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:45:20,046 INFO L87 Difference]: Start difference. First operand 16608 states and 24146 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-03 02:45:22,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:25,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:33,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:36,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:39,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:42,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:44,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:49,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:45:51,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:53,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:57,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:45:59,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:01,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:03,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:07,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:09,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:14,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:15,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:15,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:46:15,950 INFO L93 Difference]: Finished difference Result 27055 states and 39568 transitions. [2022-11-03 02:46:15,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:46:15,952 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 263 [2022-11-03 02:46:15,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:46:16,054 INFO L225 Difference]: With dead ends: 27055 [2022-11-03 02:46:16,054 INFO L226 Difference]: Without dead ends: 18354 [2022-11-03 02:46:16,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:46:16,087 INFO L413 NwaCegarLoop]: 7156 mSDtfsCounter, 873 mSDsluCounter, 7013 mSDsCounter, 0 mSdLazyCounter, 1840 mSolverCounterSat, 7 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 13345 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1840 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:46:16,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1167 Valid, 13345 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1840 Invalid, 12 Unknown, 0 Unchecked, 55.2s Time] [2022-11-03 02:46:16,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18354 states. [2022-11-03 02:46:16,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18354 to 16608. [2022-11-03 02:46:16,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16608 states, 10677 states have (on average 1.3473822234710124) internal successors, (14386), 10946 states have internal predecessors, (14386), 4872 states have call successors, (4872), 1059 states have call predecessors, (4872), 1057 states have return successors, (4882), 4779 states have call predecessors, (4882), 4869 states have call successors, (4882) [2022-11-03 02:46:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16608 states to 16608 states and 24140 transitions. [2022-11-03 02:46:17,059 INFO L78 Accepts]: Start accepts. Automaton has 16608 states and 24140 transitions. Word has length 263 [2022-11-03 02:46:17,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:46:17,060 INFO L495 AbstractCegarLoop]: Abstraction has 16608 states and 24140 transitions. [2022-11-03 02:46:17,060 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-03 02:46:17,060 INFO L276 IsEmpty]: Start isEmpty. Operand 16608 states and 24140 transitions. [2022-11-03 02:46:17,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-03 02:46:17,070 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:46:17,070 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] [2022-11-03 02:46:17,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:46:17,071 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:46:17,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:46:17,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1000931747, now seen corresponding path program 1 times [2022-11-03 02:46:17,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:46:17,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698777302] [2022-11-03 02:46:17,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:46:17,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:46:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:46:18,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-03 02:46:18,481 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:46:18,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698777302] [2022-11-03 02:46:18,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698777302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:46:18,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:46:18,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:46:18,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477486772] [2022-11-03 02:46:18,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:46:18,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:46:18,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:46:18,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:46:18,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:46:18,483 INFO L87 Difference]: Start difference. First operand 16608 states and 24140 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-03 02:46:20,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:23,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:31,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:34,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:37,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:40,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:41,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:45,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:46:48,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:50,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:53,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:55,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:57,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:46:59,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:47:00,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:47:04,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:47:07,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:47:09,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:47:09,086 INFO L93 Difference]: Finished difference Result 25311 states and 36783 transitions. [2022-11-03 02:47:09,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:47:09,088 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 264 [2022-11-03 02:47:09,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:47:09,179 INFO L225 Difference]: With dead ends: 25311 [2022-11-03 02:47:09,179 INFO L226 Difference]: Without dead ends: 16610 [2022-11-03 02:47:09,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:47:09,213 INFO L413 NwaCegarLoop]: 5920 mSDtfsCounter, 0 mSDsluCounter, 6727 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 0 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11828 SdHoareTripleChecker+Invalid, 1671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:47:09,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11828 Invalid, 1671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1659 Invalid, 12 Unknown, 0 Unchecked, 50.0s Time] [2022-11-03 02:47:09,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16610 states. [2022-11-03 02:47:09,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16610 to 16610. [2022-11-03 02:47:09,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16610 states, 10679 states have (on average 1.3473171645285138) internal successors, (14388), 10948 states have internal predecessors, (14388), 4872 states have call successors, (4872), 1059 states have call predecessors, (4872), 1057 states have return successors, (4882), 4779 states have call predecessors, (4882), 4869 states have call successors, (4882) [2022-11-03 02:47:10,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16610 states to 16610 states and 24142 transitions. [2022-11-03 02:47:10,069 INFO L78 Accepts]: Start accepts. Automaton has 16610 states and 24142 transitions. Word has length 264 [2022-11-03 02:47:10,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:47:10,069 INFO L495 AbstractCegarLoop]: Abstraction has 16610 states and 24142 transitions. [2022-11-03 02:47:10,070 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, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-03 02:47:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 16610 states and 24142 transitions. [2022-11-03 02:47:10,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-11-03 02:47:10,080 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:47:10,081 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] [2022-11-03 02:47:10,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:47:10,081 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:47:10,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:47:10,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1352139490, now seen corresponding path program 1 times [2022-11-03 02:47:10,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:47:10,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164796280] [2022-11-03 02:47:10,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:47:10,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:47:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:47:11,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-03 02:47:11,619 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:47:11,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164796280] [2022-11-03 02:47:11,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164796280] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:47:11,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199903144] [2022-11-03 02:47:11,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:47:11,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:47:11,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:47:11,624 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:47:11,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a2b619-ec85-47f4-8766-dfaab0853b64/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:47:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:47:15,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 7467 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-03 02:47:15,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:47:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 135 proven. 1 refuted. 0 times theorem prover too weak. 1415 trivial. 0 not checked. [2022-11-03 02:47:15,829 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:47:16,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-03 02:47:16,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199903144] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:47:16,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1050176723] [2022-11-03 02:47:16,244 INFO L159 IcfgInterpreter]: Started Sifa with 98 locations of interest [2022-11-03 02:47:16,244 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:47:16,248 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:47:16,253 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:47:16,254 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs