./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.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_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/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_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/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_095b0a59-1cf8-465c-a4e3-d97a00f75846/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 29a7e817473ff71ca0ce15ee79b62174fdfc2ea425c0e0501fe9f23359e3d7bd --- 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 04:07:28,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:07:28,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:07:28,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:07:28,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:07:28,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:07:28,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:07:28,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:07:28,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:07:28,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:07:28,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:07:28,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:07:28,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:07:28,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:07:28,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:07:28,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:07:28,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:07:28,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:07:28,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:07:28,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:07:28,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:07:28,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:07:28,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:07:28,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:07:28,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:07:28,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:07:28,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:07:28,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:07:28,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:07:28,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:07:28,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:07:28,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:07:28,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:07:28,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:07:28,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:07:28,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:07:28,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:07:28,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:07:28,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:07:28,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:07:28,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:07:28,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 04:07:28,416 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:07:28,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:07:28,417 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:07:28,417 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:07:28,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:07:28,418 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:07:28,419 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:07:28,419 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:07:28,419 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:07:28,419 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:07:28,420 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:07:28,420 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:07:28,421 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:07:28,421 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:07:28,421 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:07:28,421 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:07:28,421 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:07:28,422 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:07:28,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:07:28,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:07:28,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:07:28,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:07:28,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:07:28,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:07:28,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:07:28,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:07:28,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:07:28,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:07:28,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:07:28,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:07:28,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:07:28,427 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:07:28,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:07:28,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:07:28,427 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:07:28,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:07:28,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:07:28,428 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:07:28,428 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29a7e817473ff71ca0ce15ee79b62174fdfc2ea425c0e0501fe9f23359e3d7bd [2022-11-03 04:07:28,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:07:28,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:07:28,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:07:28,740 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:07:28,741 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:07:28,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 04:07:28,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/data/cd37abb25/7f4aa075b29349b2a3f7c49d1d589b3d/FLAG219916f5d [2022-11-03 04:07:30,030 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:07:30,032 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 04:07:30,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/data/cd37abb25/7f4aa075b29349b2a3f7c49d1d589b3d/FLAG219916f5d [2022-11-03 04:07:30,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/data/cd37abb25/7f4aa075b29349b2a3f7c49d1d589b3d [2022-11-03 04:07:30,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:07:30,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:07:30,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:07:30,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:07:30,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:07:30,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:30" (1/1) ... [2022-11-03 04:07:30,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33cfa442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:30, skipping insertion in model container [2022-11-03 04:07:30,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:30" (1/1) ... [2022-11-03 04:07:30,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:07:30,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:07:37,337 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660503,660516] [2022-11-03 04:07:37,339 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660650,660663] [2022-11-03 04:07:37,340 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660789,660802] [2022-11-03 04:07:37,341 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660947,660960] [2022-11-03 04:07:37,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:07:37,533 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 04:07:38,320 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660503,660516] [2022-11-03 04:07:38,320 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660650,660663] [2022-11-03 04:07:38,321 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660789,660802] [2022-11-03 04:07:38,321 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_095b0a59-1cf8-465c-a4e3-d97a00f75846/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660947,660960] [2022-11-03 04:07:38,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:07:38,756 INFO L208 MainTranslator]: Completed translation [2022-11-03 04:07:38,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38 WrapperNode [2022-11-03 04:07:38,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:07:38,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 04:07:38,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 04:07:38,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 04:07:38,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:38,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:39,574 INFO L138 Inliner]: procedures = 726, calls = 8466, calls flagged for inlining = 400, calls inlined = 359, statements flattened = 16745 [2022-11-03 04:07:39,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 04:07:39,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 04:07:39,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 04:07:39,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 04:07:39,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:39,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:39,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:39,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:40,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:40,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:40,394 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:40,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:40,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 04:07:40,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 04:07:40,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 04:07:40,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 04:07:40,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (1/1) ... [2022-11-03 04:07:40,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:07:40,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:07:40,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 04:07:40,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095b0a59-1cf8-465c-a4e3-d97a00f75846/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 04:07:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-03 04:07:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-03 04:07:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-03 04:07:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-03 04:07:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-03 04:07:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-03 04:07:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-03 04:07:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-03 04:07:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-03 04:07:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-03 04:07:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-03 04:07:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-03 04:07:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-03 04:07:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-03 04:07:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 04:07:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 04:07:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 04:07:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 04:07:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-03 04:07:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-03 04:07:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-03 04:07:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-03 04:07:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-03 04:07:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-03 04:07:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-03 04:07:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-03 04:07:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-03 04:07:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-03 04:07:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-03 04:07:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-03 04:07:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 04:07:40,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 04:07:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-03 04:07:40,660 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-03 04:07:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-03 04:07:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-03 04:07:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-03 04:07:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-03 04:07:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-03 04:07:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-03 04:07:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-03 04:07:40,662 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-03 04:07:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-03 04:07:40,662 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-03 04:07:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-03 04:07:40,662 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-03 04:07:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-03 04:07:40,663 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-03 04:07:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 04:07:40,663 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 04:07:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-03 04:07:40,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-03 04:07:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 04:07:40,664 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 04:07:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-03 04:07:40,664 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-03 04:07:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-03 04:07:40,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-03 04:07:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-03 04:07:40,665 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-03 04:07:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-03 04:07:40,665 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-03 04:07:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-03 04:07:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-03 04:07:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 04:07:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 04:07:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-03 04:07:40,667 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-03 04:07:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-03 04:07:40,667 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-03 04:07:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-03 04:07:40,667 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-03 04:07:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-03 04:07:40,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-03 04:07:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-03 04:07:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 04:07:40,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 04:07:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 04:07:40,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 04:07:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 04:07:40,669 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 04:07:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-03 04:07:40,669 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-03 04:07:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 04:07:40,670 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 04:07:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 04:07:40,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 04:07:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-03 04:07:40,670 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-03 04:07:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 04:07:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-03 04:07:40,671 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-03 04:07:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-03 04:07:40,671 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-03 04:07:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-03 04:07:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-03 04:07:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-03 04:07:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-03 04:07:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-03 04:07:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-03 04:07:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-03 04:07:40,673 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-03 04:07:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-03 04:07:40,673 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-03 04:07:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 04:07:40,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 04:07:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 04:07:40,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 04:07:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 04:07:40,674 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 04:07:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-03 04:07:40,675 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-03 04:07:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 04:07:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-03 04:07:40,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-03 04:07:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-03 04:07:40,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-03 04:07:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-03 04:07:40,676 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-03 04:07:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-03 04:07:40,676 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-03 04:07:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 04:07:40,677 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 04:07:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-03 04:07:40,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-03 04:07:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 04:07:40,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 04:07:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-03 04:07:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-03 04:07:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 04:07:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 04:07:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 04:07:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-03 04:07:40,679 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-03 04:07:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-03 04:07:40,679 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-03 04:07:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-03 04:07:40,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-03 04:07:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-03 04:07:40,680 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-03 04:07:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 04:07:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 04:07:40,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 04:07:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-03 04:07:40,681 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-03 04:07:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 04:07:40,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 04:07:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-03 04:07:40,681 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-03 04:07:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-03 04:07:40,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-03 04:07:40,682 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-03 04:07:40,682 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-03 04:07:40,682 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-03 04:07:40,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-03 04:07:40,682 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-03 04:07:40,683 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-03 04:07:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-03 04:07:40,683 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-03 04:07:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-03 04:07:40,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-03 04:07:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 04:07:40,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 04:07:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-03 04:07:40,684 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-03 04:07:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-03 04:07:40,684 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-03 04:07:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-03 04:07:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-03 04:07:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-03 04:07:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-03 04:07:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-03 04:07:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-03 04:07:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-03 04:07:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-03 04:07:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-03 04:07:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-03 04:07:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-03 04:07:40,687 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-03 04:07:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-03 04:07:40,687 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-03 04:07:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 04:07:40,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 04:07:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-03 04:07:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-03 04:07:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-03 04:07:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-03 04:07:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-03 04:07:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-03 04:07:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-03 04:07:40,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-03 04:07:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-03 04:07:40,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-03 04:07:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 04:07:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-03 04:07:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-03 04:07:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-03 04:07:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-03 04:07:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-03 04:07:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-03 04:07:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-03 04:07:40,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-03 04:07:40,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-03 04:07:40,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-03 04:07:40,691 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-03 04:07:40,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-03 04:07:40,691 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-03 04:07:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-03 04:07:40,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 04:07:40,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 04:07:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 04:07:40,692 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 04:07:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 04:07:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 04:07:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-03 04:07:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-03 04:07:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 04:07:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-03 04:07:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-03 04:07:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 04:07:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 04:07:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-03 04:07:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-03 04:07:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-03 04:07:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-03 04:07:40,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 04:07:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 04:07:40,695 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-03 04:07:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-03 04:07:40,695 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-03 04:07:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-03 04:07:40,696 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 04:07:40,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 04:07:40,696 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 04:07:40,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 04:07:40,696 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-03 04:07:40,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-03 04:07:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-03 04:07:40,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-03 04:07:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-03 04:07:40,697 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-03 04:07:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-03 04:07:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-03 04:07:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-03 04:07:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-03 04:07:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 04:07:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 04:07:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 04:07:40,699 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 04:07:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 04:07:40,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 04:07:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-03 04:07:40,699 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-03 04:07:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-03 04:07:40,700 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-03 04:07:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-03 04:07:40,700 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-03 04:07:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-03 04:07:40,700 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-03 04:07:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 04:07:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 04:07:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 04:07:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 04:07:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-03 04:07:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-03 04:07:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-03 04:07:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-03 04:07:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-03 04:07:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-03 04:07:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-03 04:07:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-03 04:07:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-03 04:07:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-03 04:07:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-03 04:07:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-03 04:07:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 04:07:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 04:07:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-03 04:07:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-03 04:07:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-03 04:07:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-03 04:07:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-03 04:07:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-03 04:07:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-03 04:07:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-03 04:07:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 04:07:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 04:07:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 04:07:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 04:07:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-03 04:07:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-03 04:07:40,706 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 04:07:40,706 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 04:07:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-03 04:07:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-03 04:07:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-03 04:07:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-03 04:07:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 04:07:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 04:07:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-03 04:07:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-03 04:07:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-03 04:07:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 04:07:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 04:07:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-03 04:07:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-03 04:07:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-03 04:07:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-03 04:07:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-03 04:07:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-03 04:07:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-03 04:07:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-03 04:07:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-03 04:07:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-03 04:07:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 04:07:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 04:07:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 04:07:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 04:07:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-03 04:07:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-03 04:07:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-03 04:07:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-03 04:07:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-03 04:07:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-03 04:07:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-03 04:07:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-03 04:07:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-03 04:07:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-03 04:07:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-03 04:07:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-03 04:07:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-03 04:07:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-03 04:07:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-03 04:07:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-03 04:07:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-03 04:07:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-03 04:07:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-03 04:07:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-03 04:07:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-03 04:07:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-03 04:07:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 04:07:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 04:07:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 04:07:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-03 04:07:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-03 04:07:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-03 04:07:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-03 04:07:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-03 04:07:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-03 04:07:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-03 04:07:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-03 04:07:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-03 04:07:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-03 04:07:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 04:07:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 04:07:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-03 04:07:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-03 04:07:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-11-03 04:07:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-11-03 04:07:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 04:07:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-03 04:07:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-03 04:07:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-03 04:07:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-03 04:07:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-03 04:07:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-03 04:07:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-03 04:07:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-03 04:07:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-03 04:07:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-03 04:07:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-03 04:07:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-03 04:07:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-03 04:07:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-03 04:07:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 04:07:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-03 04:07:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-03 04:07:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-03 04:07:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-03 04:07:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 04:07:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 04:07:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-03 04:07:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-03 04:07:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-03 04:07:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-03 04:07:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-03 04:07:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-03 04:07:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 04:07:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 04:07:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-03 04:07:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-03 04:07:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-03 04:07:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-03 04:07:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-03 04:07:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-03 04:07:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-03 04:07:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-03 04:07:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 04:07:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 04:07:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-03 04:07:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-03 04:07:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 04:07:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 04:07:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-03 04:07:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-03 04:07:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-03 04:07:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-03 04:07:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-03 04:07:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-03 04:07:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 04:07:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 04:07:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-03 04:07:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-03 04:07:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-03 04:07:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-03 04:07:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-03 04:07:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-03 04:07:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-03 04:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-03 04:07:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-03 04:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-03 04:07:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-03 04:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-03 04:07:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-03 04:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-03 04:07:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 04:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 04:07:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 04:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 04:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-03 04:07:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-03 04:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-03 04:07:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-03 04:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 04:07:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 04:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-03 04:07:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-03 04:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-03 04:07:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-03 04:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-03 04:07:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-03 04:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 04:07:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 04:07:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-03 04:07:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-03 04:07:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 04:07:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-03 04:07:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-03 04:07:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 04:07:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 04:07:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-03 04:07:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-03 04:07:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-03 04:07:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-03 04:07:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-03 04:07:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-03 04:07:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 04:07:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 04:07:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-03 04:07:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-03 04:07:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-03 04:07:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-03 04:07:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-03 04:07:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-03 04:07:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-03 04:07:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-03 04:07:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-03 04:07:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-03 04:07:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-03 04:07:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-03 04:07:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-03 04:07:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-03 04:07:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-03 04:07:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-03 04:07:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-03 04:07:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-03 04:07:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-03 04:07:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-03 04:07:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-03 04:07:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-03 04:07:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-03 04:07:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-03 04:07:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 04:07:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 04:07:40,846 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 04:07:40,846 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 04:07:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-03 04:07:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-03 04:07:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-03 04:07:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-03 04:07:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-03 04:07:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-03 04:07:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-03 04:07:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-03 04:07:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 04:07:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 04:07:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 04:07:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 04:07:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-03 04:07:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-03 04:07:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 04:07:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 04:07:40,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 04:07:40,849 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-03 04:07:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-03 04:07:40,849 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-03 04:07:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-03 04:07:40,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-03 04:07:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-03 04:07:40,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 04:07:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 04:07:40,850 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-03 04:07:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-03 04:07:40,850 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-03 04:07:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-03 04:07:42,712 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 04:07:42,717 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 04:07:43,172 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 04:10:31,390 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-03 04:10:31,711 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 04:10:41,710 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 04:10:41,710 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-03 04:10:41,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:10:41 BoogieIcfgContainer [2022-11-03 04:10:41,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 04:10:41,723 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 04:10:41,723 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 04:10:41,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 04:10:41,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:07:30" (1/3) ... [2022-11-03 04:10:41,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605de40f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:10:41, skipping insertion in model container [2022-11-03 04:10:41,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:38" (2/3) ... [2022-11-03 04:10:41,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605de40f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:10:41, skipping insertion in model container [2022-11-03 04:10:41,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:10:41" (3/3) ... [2022-11-03 04:10:41,730 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 04:10:41,749 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 04:10:41,749 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-03 04:10:41,907 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 04:10:41,916 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;@3eebcc4c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 04:10:41,916 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-03 04:10:41,935 INFO L276 IsEmpty]: Start isEmpty. Operand has 4673 states, 2849 states have (on average 1.3046683046683047) internal successors, (3717), 2922 states have internal predecessors, (3717), 1575 states have call successors, (1575), 248 states have call predecessors, (1575), 247 states have return successors, (1566), 1556 states have call predecessors, (1566), 1566 states have call successors, (1566) [2022-11-03 04:10:41,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-11-03 04:10:41,975 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:10:41,976 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:10:41,976 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:10:41,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:10:41,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1086637093, now seen corresponding path program 1 times [2022-11-03 04:10:41,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:10:41,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325723285] [2022-11-03 04:10:41,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:10:41,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:10:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:10:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-03 04:10:43,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:10:43,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325723285] [2022-11-03 04:10:43,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325723285] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:10:43,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:10:43,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:10:43,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301032444] [2022-11-03 04:10:43,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:10:43,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:10:43,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:10:43,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:10:43,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:10:43,606 INFO L87 Difference]: Start difference. First operand has 4673 states, 2849 states have (on average 1.3046683046683047) internal successors, (3717), 2922 states have internal predecessors, (3717), 1575 states have call successors, (1575), 248 states have call predecessors, (1575), 247 states have return successors, (1566), 1556 states have call predecessors, (1566), 1566 states have call successors, (1566) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-03 04:10:47,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:10:49,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:10:50,743 WARN L539 Checker$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 04:10:58,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:03,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:07,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:09,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:11,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:15,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:17,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:19,851 WARN L539 Checker$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 04:11:20,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:11:20,635 INFO L93 Difference]: Finished difference Result 13648 states and 20175 transitions. [2022-11-03 04:11:20,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:11:20,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 290 [2022-11-03 04:11:20,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:11:20,751 INFO L225 Difference]: With dead ends: 13648 [2022-11-03 04:11:20,751 INFO L226 Difference]: Without dead ends: 9017 [2022-11-03 04:11:20,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:11:20,802 INFO L413 NwaCegarLoop]: 7748 mSDtfsCounter, 6411 mSDsluCounter, 6795 mSDsCounter, 0 mSdLazyCounter, 1565 mSolverCounterSat, 7 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6421 SdHoareTripleChecker+Valid, 13800 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1565 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2022-11-03 04:11:20,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6421 Valid, 13800 Invalid, 1581 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1565 Invalid, 9 Unknown, 0 Unchecked, 36.3s Time] [2022-11-03 04:11:20,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9017 states. [2022-11-03 04:11:21,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9017 to 9011. [2022-11-03 04:11:21,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9011 states, 5509 states have (on average 1.303684879288437) internal successors, (7182), 5654 states have internal predecessors, (7182), 3016 states have call successors, (3016), 486 states have call predecessors, (3016), 484 states have return successors, (3020), 2990 states have call predecessors, (3020), 3013 states have call successors, (3020) [2022-11-03 04:11:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9011 states to 9011 states and 13218 transitions. [2022-11-03 04:11:21,819 INFO L78 Accepts]: Start accepts. Automaton has 9011 states and 13218 transitions. Word has length 290 [2022-11-03 04:11:21,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:11:21,823 INFO L495 AbstractCegarLoop]: Abstraction has 9011 states and 13218 transitions. [2022-11-03 04:11:21,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-03 04:11:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 9011 states and 13218 transitions. [2022-11-03 04:11:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2022-11-03 04:11:21,848 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:11:21,849 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:11:21,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 04:11:21,849 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:11:21,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:11:21,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1512740523, now seen corresponding path program 1 times [2022-11-03 04:11:21,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:11:21,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301789879] [2022-11-03 04:11:21,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:11:21,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:11:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:11:22,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2865 trivial. 0 not checked. [2022-11-03 04:11:22,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:11:22,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301789879] [2022-11-03 04:11:22,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301789879] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:11:22,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:11:22,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:11:22,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444734987] [2022-11-03 04:11:22,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:11:22,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:11:22,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:11:22,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:11:22,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:11:22,853 INFO L87 Difference]: Start difference. First operand 9011 states and 13218 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-03 04:11:26,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:28,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:35,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:38,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:46,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:48,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:51,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:54,688 WARN L539 Checker$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 04:11:57,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:11:59,625 WARN L539 Checker$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 04:12:00,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:12:00,741 INFO L93 Difference]: Finished difference Result 22287 states and 32679 transitions. [2022-11-03 04:12:00,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:12:00,742 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), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 321 [2022-11-03 04:12:00,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:12:00,887 INFO L225 Difference]: With dead ends: 22287 [2022-11-03 04:12:00,887 INFO L226 Difference]: Without dead ends: 13331 [2022-11-03 04:12:00,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:12:00,965 INFO L413 NwaCegarLoop]: 7838 mSDtfsCounter, 6343 mSDsluCounter, 6779 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 13 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6353 SdHoareTripleChecker+Valid, 13876 SdHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1588 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.2s IncrementalHoareTripleChecker+Time [2022-11-03 04:12:00,966 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6353 Valid, 13876 Invalid, 1610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1588 Invalid, 9 Unknown, 0 Unchecked, 37.2s Time] [2022-11-03 04:12:00,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13331 states. [2022-11-03 04:12:01,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13331 to 13317. [2022-11-03 04:12:01,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13317 states, 8147 states have (on average 1.3025653614827544) internal successors, (10612), 8367 states have internal predecessors, (10612), 4444 states have call successors, (4444), 727 states have call predecessors, (4444), 724 states have return successors, (4455), 4401 states have call predecessors, (4455), 4441 states have call successors, (4455) [2022-11-03 04:12:01,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13317 states to 13317 states and 19511 transitions. [2022-11-03 04:12:01,870 INFO L78 Accepts]: Start accepts. Automaton has 13317 states and 19511 transitions. Word has length 321 [2022-11-03 04:12:01,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:12:01,875 INFO L495 AbstractCegarLoop]: Abstraction has 13317 states and 19511 transitions. [2022-11-03 04:12:01,875 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), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-03 04:12:01,875 INFO L276 IsEmpty]: Start isEmpty. Operand 13317 states and 19511 transitions. [2022-11-03 04:12:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2022-11-03 04:12:01,890 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:12:01,890 INFO L195 NwaCegarLoop]: trace histogram [31, 27, 27, 27, 27, 27, 27, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:12:01,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 04:12:01,891 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:12:01,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:12:01,901 INFO L85 PathProgramCache]: Analyzing trace with hash 700952409, now seen corresponding path program 1 times [2022-11-03 04:12:01,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:12:01,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836217341] [2022-11-03 04:12:01,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:12:01,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:12:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:12:03,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3063 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3063 trivial. 0 not checked. [2022-11-03 04:12:03,540 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:12:03,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836217341] [2022-11-03 04:12:03,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836217341] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:12:03,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:12:03,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 04:12:03,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383897475] [2022-11-03 04:12:03,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:12:03,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 04:12:03,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:12:03,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 04:12:03,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 04:12:03,542 INFO L87 Difference]: Start difference. First operand 13317 states and 19511 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-03 04:12:07,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:09,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:12,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:16,610 WARN L539 Checker$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 04:12:22,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:24,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:26,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:32,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:36,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:38,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:40,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:43,723 WARN L539 Checker$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 04:12:47,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:49,701 WARN L539 Checker$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 04:12:50,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:12:50,783 INFO L93 Difference]: Finished difference Result 22092 states and 32368 transitions. [2022-11-03 04:12:50,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 04:12:50,786 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 332 [2022-11-03 04:12:50,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:12:50,957 INFO L225 Difference]: With dead ends: 22092 [2022-11-03 04:12:50,957 INFO L226 Difference]: Without dead ends: 22067 [2022-11-03 04:12:50,985 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 04:12:50,986 INFO L413 NwaCegarLoop]: 7645 mSDtfsCounter, 6458 mSDsluCounter, 15162 mSDsCounter, 0 mSdLazyCounter, 2330 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6467 SdHoareTripleChecker+Valid, 21269 SdHoareTripleChecker+Invalid, 2340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2330 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.5s IncrementalHoareTripleChecker+Time [2022-11-03 04:12:50,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6467 Valid, 21269 Invalid, 2340 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2330 Invalid, 10 Unknown, 0 Unchecked, 46.5s Time] [2022-11-03 04:12:51,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22067 states. [2022-11-03 04:12:52,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22067 to 22056. [2022-11-03 04:12:52,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22056 states, 13497 states have (on average 1.3031784841075795) internal successors, (17589), 13864 states have internal predecessors, (17589), 7352 states have call successors, (7352), 1211 states have call predecessors, (7352), 1205 states have return successors, (7377), 7278 states have call predecessors, (7377), 7349 states have call successors, (7377) [2022-11-03 04:12:52,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22056 states to 22056 states and 32318 transitions. [2022-11-03 04:12:52,499 INFO L78 Accepts]: Start accepts. Automaton has 22056 states and 32318 transitions. Word has length 332 [2022-11-03 04:12:52,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:12:52,500 INFO L495 AbstractCegarLoop]: Abstraction has 22056 states and 32318 transitions. [2022-11-03 04:12:52,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-03 04:12:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 22056 states and 32318 transitions. [2022-11-03 04:12:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-11-03 04:12:52,514 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:12:52,514 INFO L195 NwaCegarLoop]: trace histogram [30, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:12:52,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 04:12:52,515 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:12:52,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:12:52,516 INFO L85 PathProgramCache]: Analyzing trace with hash 2007605048, now seen corresponding path program 1 times [2022-11-03 04:12:52,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:12:52,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285170377] [2022-11-03 04:12:52,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:12:52,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:12:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:12:53,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3138 trivial. 0 not checked. [2022-11-03 04:12:53,459 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:12:53,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285170377] [2022-11-03 04:12:53,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285170377] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:12:53,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:12:53,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:12:53,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16267585] [2022-11-03 04:12:53,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:12:53,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:12:53,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:12:53,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:12:53,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:12:53,461 INFO L87 Difference]: Start difference. First operand 22056 states and 32318 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-03 04:12:57,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:12:58,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:13:03,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:13:09,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:13:14,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:13:17,819 WARN L539 Checker$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 04:13:20,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:13:22,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:13:25,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 04:13:28,612 WARN L539 Checker$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 04:13:30,780 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 04:13:31,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:13:31,698 INFO L93 Difference]: Finished difference Result 60881 states and 89182 transitions. [2022-11-03 04:13:31,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:13:31,699 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), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 328 [2022-11-03 04:13:31,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:13:31,979 INFO L225 Difference]: With dead ends: 60881 [2022-11-03 04:13:31,979 INFO L226 Difference]: Without dead ends: 38880 [2022-11-03 04:13:32,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:13:32,140 INFO L413 NwaCegarLoop]: 7592 mSDtfsCounter, 6225 mSDsluCounter, 6754 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 18 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6234 SdHoareTripleChecker+Valid, 13611 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.8s IncrementalHoareTripleChecker+Time [2022-11-03 04:13:32,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6234 Valid, 13611 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1593 Invalid, 10 Unknown, 0 Unchecked, 36.8s Time] [2022-11-03 04:13:32,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38880 states. [2022-11-03 04:13:34,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38880 to 38856. [2022-11-03 04:13:34,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38856 states, 23820 states have (on average 1.301679261125105) internal successors, (31006), 24491 states have internal predecessors, (31006), 12895 states have call successors, (12895), 2153 states have call predecessors, (12895), 2139 states have return successors, (12943), 12747 states have call predecessors, (12943), 12892 states have call successors, (12943) [2022-11-03 04:13:35,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38856 states to 38856 states and 56844 transitions. [2022-11-03 04:13:35,152 INFO L78 Accepts]: Start accepts. Automaton has 38856 states and 56844 transitions. Word has length 328 [2022-11-03 04:13:35,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:13:35,153 INFO L495 AbstractCegarLoop]: Abstraction has 38856 states and 56844 transitions. [2022-11-03 04:13:35,154 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), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-03 04:13:35,154 INFO L276 IsEmpty]: Start isEmpty. Operand 38856 states and 56844 transitions. [2022-11-03 04:13:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-11-03 04:13:35,168 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:13:35,168 INFO L195 NwaCegarLoop]: trace histogram [29, 27, 27, 27, 27, 27, 27, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:13:35,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 04:13:35,169 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:13:35,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:13:35,169 INFO L85 PathProgramCache]: Analyzing trace with hash 710886776, now seen corresponding path program 1 times [2022-11-03 04:13:35,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:13:35,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479130692] [2022-11-03 04:13:35,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:13:35,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:14:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat