./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7 --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 --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:58:07,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:58:07,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:58:07,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:58:07,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:58:07,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:58:07,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:58:07,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:58:07,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:58:07,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:58:07,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:58:07,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:58:07,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:58:07,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:58:07,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:58:07,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:58:07,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:58:07,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:58:07,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:58:07,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:58:07,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:58:07,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:58:07,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:58:07,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:58:07,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:58:07,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:58:07,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:58:07,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:58:07,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:58:07,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:58:07,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:58:07,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:58:07,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:58:07,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:58:07,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:58:07,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:58:07,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:58:07,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:58:07,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:58:07,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:58:07,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:58:07,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 19:58:07,669 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:58:07,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:58:07,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:58:07,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:58:07,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:58:07,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:58:07,682 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:58:07,683 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:58:07,683 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:58:07,683 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:58:07,684 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:58:07,684 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:58:07,684 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:58:07,685 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:58:07,685 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:58:07,685 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:58:07,685 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:58:07,686 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:58:07,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:58:07,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:58:07,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:58:07,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:58:07,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:58:07,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:58:07,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:58:07,688 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:58:07,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:58:07,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:58:07,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:58:07,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:58:07,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:58:07,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:58:07,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:58:07,692 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:58:07,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:58:07,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:58:07,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:58:07,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:58:07,693 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29a7e817473ff71ca0ce15ee79b62174fdfc2ea425c0e0501fe9f23359e3d7bd [2021-11-25 19:58:07,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:58:07,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:58:07,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:58:07,987 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:58:07,991 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:58:07,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-25 19:58:08,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/data/266622261/af81fe6cb4294ef0a6ab7d06bedd2c76/FLAGe084bdfd2 [2021-11-25 19:58:09,157 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:58:09,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-25 19:58:09,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/data/266622261/af81fe6cb4294ef0a6ab7d06bedd2c76/FLAGe084bdfd2 [2021-11-25 19:58:09,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/data/266622261/af81fe6cb4294ef0a6ab7d06bedd2c76 [2021-11-25 19:58:09,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:58:09,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:58:09,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:58:09,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:58:09,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:58:09,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:58:09" (1/1) ... [2021-11-25 19:58:09,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4c08c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:09, skipping insertion in model container [2021-11-25 19:58:09,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:58:09" (1/1) ... [2021-11-25 19:58:09,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:58:09,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:58:16,953 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660503,660516] [2021-11-25 19:58:16,957 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660650,660663] [2021-11-25 19:58:16,958 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660789,660802] [2021-11-25 19:58:16,958 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660947,660960] [2021-11-25 19:58:17,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:58:17,118 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:58:17,847 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660503,660516] [2021-11-25 19:58:17,848 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660650,660663] [2021-11-25 19:58:17,849 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660789,660802] [2021-11-25 19:58:17,849 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_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i[660947,660960] [2021-11-25 19:58:17,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:58:18,204 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:58:18,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18 WrapperNode [2021-11-25 19:58:18,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:58:18,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:58:18,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:58:18,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:58:18,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:18,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:18,933 INFO L137 Inliner]: procedures = 726, calls = 8466, calls flagged for inlining = 400, calls inlined = 359, statements flattened = 16745 [2021-11-25 19:58:18,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:58:18,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:58:18,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:58:18,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:58:18,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:18,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:19,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:19,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:19,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:19,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:19,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:20,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:58:20,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:58:20,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:58:20,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:58:20,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (1/1) ... [2021-11-25 19:58:20,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:58:20,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:58:20,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:58:20,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf795fd1-8ca1-4bbb-a005-9f58e5fe2064/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:58:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-25 19:58:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-25 19:58:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-11-25 19:58:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-11-25 19:58:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-11-25 19:58:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-11-25 19:58:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-11-25 19:58:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-11-25 19:58:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-25 19:58:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-25 19:58:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-25 19:58:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-25 19:58:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-11-25 19:58:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-11-25 19:58:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-25 19:58:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-25 19:58:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 19:58:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 19:58:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-25 19:58:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-25 19:58:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-11-25 19:58:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-11-25 19:58:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-11-25 19:58:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-11-25 19:58:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-25 19:58:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-25 19:58:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-11-25 19:58:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-11-25 19:58:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-11-25 19:58:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-11-25 19:58:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 19:58:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 19:58:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-11-25 19:58:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-11-25 19:58:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-11-25 19:58:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-11-25 19:58:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-25 19:58:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-25 19:58:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-11-25 19:58:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-11-25 19:58:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-11-25 19:58:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-11-25 19:58:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-25 19:58:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-25 19:58:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-11-25 19:58:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-11-25 19:58:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-11-25 19:58:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-11-25 19:58:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 19:58:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 19:58:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-25 19:58:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-25 19:58:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 19:58:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 19:58:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-11-25 19:58:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-11-25 19:58:20,111 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-11-25 19:58:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-11-25 19:58:20,111 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-11-25 19:58:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-11-25 19:58:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-25 19:58:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-25 19:58:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-11-25 19:58:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-11-25 19:58:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 19:58:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 19:58:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-11-25 19:58:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-11-25 19:58:20,114 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-11-25 19:58:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-11-25 19:58:20,114 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-11-25 19:58:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-11-25 19:58:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-25 19:58:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-25 19:58:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:58:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 19:58:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 19:58:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 19:58:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 19:58:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 19:58:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 19:58:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 19:58:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 19:58:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 19:58:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 19:58:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 19:58:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 19:58:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-25 19:58:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-25 19:58:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:58:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-11-25 19:58:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-11-25 19:58:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-11-25 19:58:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-11-25 19:58:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-25 19:58:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-25 19:58:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-25 19:58:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-25 19:58:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-11-25 19:58:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-11-25 19:58:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-25 19:58:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-25 19:58:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-11-25 19:58:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-11-25 19:58:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-25 19:58:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-25 19:58:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 19:58:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 19:58:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 19:58:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 19:58:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-25 19:58:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-25 19:58:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 19:58:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-25 19:58:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-25 19:58:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-25 19:58:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-25 19:58:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-11-25 19:58:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-11-25 19:58:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-11-25 19:58:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-11-25 19:58:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 19:58:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 19:58:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-11-25 19:58:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-11-25 19:58:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 19:58:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 19:58:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-11-25 19:58:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-11-25 19:58:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 19:58:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 19:58:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 19:58:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-11-25 19:58:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-11-25 19:58:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-11-25 19:58:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-11-25 19:58:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-11-25 19:58:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-11-25 19:58:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-11-25 19:58:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-11-25 19:58:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:58:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 19:58:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 19:58:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-25 19:58:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-25 19:58:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 19:58:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 19:58:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-11-25 19:58:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-11-25 19:58:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-25 19:58:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-25 19:58:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-11-25 19:58:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-11-25 19:58:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-11-25 19:58:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-11-25 19:58:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-11-25 19:58:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-11-25 19:58:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-25 19:58:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-25 19:58:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-25 19:58:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-25 19:58:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 19:58:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 19:58:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-25 19:58:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-25 19:58:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-11-25 19:58:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-11-25 19:58:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-11-25 19:58:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-11-25 19:58:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-25 19:58:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-25 19:58:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-11-25 19:58:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-11-25 19:58:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-11-25 19:58:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-11-25 19:58:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-11-25 19:58:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-11-25 19:58:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-25 19:58:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-25 19:58:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-11-25 19:58:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-11-25 19:58:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 19:58:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 19:58:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-25 19:58:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-25 19:58:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-11-25 19:58:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-11-25 19:58:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-11-25 19:58:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-11-25 19:58:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-11-25 19:58:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-11-25 19:58:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-11-25 19:58:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-11-25 19:58:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:58:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-25 19:58:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-25 19:58:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-25 19:58:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-25 19:58:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-25 19:58:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-25 19:58:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-25 19:58:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-25 19:58:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-25 19:58:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-25 19:58:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-25 19:58:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-25 19:58:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-11-25 19:58:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-11-25 19:58:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:58:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 19:58:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 19:58:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 19:58:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 19:58:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:58:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-25 19:58:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-25 19:58:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 19:58:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-11-25 19:58:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-11-25 19:58:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 19:58:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 19:58:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-11-25 19:58:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-11-25 19:58:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-25 19:58:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-25 19:58:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 19:58:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 19:58:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-11-25 19:58:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-11-25 19:58:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-11-25 19:58:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-11-25 19:58:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 19:58:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 19:58:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 19:58:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 19:58:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-11-25 19:58:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-11-25 19:58:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-11-25 19:58:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-11-25 19:58:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-11-25 19:58:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-11-25 19:58:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-11-25 19:58:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-11-25 19:58:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-25 19:58:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-25 19:58:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 19:58:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 19:58:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 19:58:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 19:58:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-25 19:58:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-25 19:58:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-25 19:58:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-25 19:58:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-11-25 19:58:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-11-25 19:58:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-25 19:58:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-25 19:58:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-11-25 19:58:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-11-25 19:58:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 19:58:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 19:58:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-25 19:58:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-25 19:58:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-11-25 19:58:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-11-25 19:58:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-11-25 19:58:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-11-25 19:58:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-25 19:58:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-25 19:58:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-11-25 19:58:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-11-25 19:58:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-25 19:58:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-25 19:58:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-11-25 19:58:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-11-25 19:58:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:58:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:58:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-25 19:58:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-25 19:58:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-25 19:58:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-25 19:58:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-11-25 19:58:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-11-25 19:58:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-25 19:58:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-25 19:58:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 19:58:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 19:58:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 19:58:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 19:58:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-11-25 19:58:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-11-25 19:58:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 19:58:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 19:58:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-25 19:58:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-25 19:58:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-11-25 19:58:20,174 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-11-25 19:58:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 19:58:20,174 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 19:58:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-25 19:58:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-25 19:58:20,174 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-25 19:58:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-25 19:58:20,175 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-25 19:58:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-25 19:58:20,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-25 19:58:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-25 19:58:20,175 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-25 19:58:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-11-25 19:58:20,176 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-11-25 19:58:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-11-25 19:58:20,176 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-11-25 19:58:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-25 19:58:20,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-25 19:58:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-25 19:58:20,176 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-25 19:58:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:58:20,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:58:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-11-25 19:58:20,177 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-11-25 19:58:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-25 19:58:20,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-25 19:58:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-11-25 19:58:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-11-25 19:58:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-25 19:58:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-25 19:58:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-11-25 19:58:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-11-25 19:58:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-11-25 19:58:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-11-25 19:58:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-25 19:58:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-25 19:58:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-25 19:58:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-25 19:58:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-11-25 19:58:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-11-25 19:58:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-11-25 19:58:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-11-25 19:58:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-25 19:58:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-25 19:58:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-25 19:58:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-25 19:58:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:58:20,181 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-11-25 19:58:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-11-25 19:58:20,181 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-11-25 19:58:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-11-25 19:58:20,181 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-11-25 19:58:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-11-25 19:58:20,181 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-25 19:58:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-25 19:58:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-11-25 19:58:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-11-25 19:58:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 19:58:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 19:58:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-11-25 19:58:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-11-25 19:58:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-11-25 19:58:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-11-25 19:58:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:58:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-11-25 19:58:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-11-25 19:58:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-11-25 19:58:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-11-25 19:58:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-11-25 19:58:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-11-25 19:58:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-25 19:58:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-25 19:58:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-11-25 19:58:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-11-25 19:58:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-11-25 19:58:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-11-25 19:58:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-11-25 19:58:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-11-25 19:58:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 19:58:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-11-25 19:58:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-11-25 19:58:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-11-25 19:58:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-11-25 19:58:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 19:58:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 19:58:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-25 19:58:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-25 19:58:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-11-25 19:58:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-11-25 19:58:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-11-25 19:58:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-11-25 19:58:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 19:58:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 19:58:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-11-25 19:58:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-11-25 19:58:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-25 19:58:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-25 19:58:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-25 19:58:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-25 19:58:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-11-25 19:58:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-11-25 19:58:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 19:58:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 19:58:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-11-25 19:58:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-11-25 19:58:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 19:58:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 19:58:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-11-25 19:58:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-11-25 19:58:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-25 19:58:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-25 19:58:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-11-25 19:58:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-11-25 19:58:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 19:58:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 19:58:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-11-25 19:58:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-11-25 19:58:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-11-25 19:58:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-11-25 19:58:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-11-25 19:58:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-11-25 19:58:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-25 19:58:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-25 19:58:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-11-25 19:58:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-11-25 19:58:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-25 19:58:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-25 19:58:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-25 19:58:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-25 19:58:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 19:58:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 19:58:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-25 19:58:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-25 19:58:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-25 19:58:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-25 19:58:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-11-25 19:58:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-11-25 19:58:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 19:58:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 19:58:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-11-25 19:58:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-11-25 19:58:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-11-25 19:58:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-11-25 19:58:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-11-25 19:58:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-11-25 19:58:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 19:58:20,196 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 19:58:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-11-25 19:58:20,196 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-11-25 19:58:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:58:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-11-25 19:58:20,196 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-11-25 19:58:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 19:58:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 19:58:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-11-25 19:58:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-11-25 19:58:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-11-25 19:58:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-11-25 19:58:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-11-25 19:58:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-11-25 19:58:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 19:58:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 19:58:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-11-25 19:58:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-11-25 19:58:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-11-25 19:58:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-11-25 19:58:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-25 19:58:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-25 19:58:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-25 19:58:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-25 19:58:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-25 19:58:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-25 19:58:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-11-25 19:58:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-11-25 19:58:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-25 19:58:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-25 19:58:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-25 19:58:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-25 19:58:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-11-25 19:58:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-11-25 19:58:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-11-25 19:58:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-11-25 19:58:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-11-25 19:58:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-11-25 19:58:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-11-25 19:58:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-11-25 19:58:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 19:58:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 19:58:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 19:58:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 19:58:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-11-25 19:58:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-11-25 19:58:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-25 19:58:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-25 19:58:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-25 19:58:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-25 19:58:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-25 19:58:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-25 19:58:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 19:58:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 19:58:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 19:58:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 19:58:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-25 19:58:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-25 19:58:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 19:58:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 19:58:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:58:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-11-25 19:58:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-11-25 19:58:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-11-25 19:58:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-11-25 19:58:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-25 19:58:20,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-25 19:58:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 19:58:20,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 19:58:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-11-25 19:58:20,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-11-25 19:58:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-11-25 19:58:20,206 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-11-25 19:58:21,869 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:58:21,875 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:58:22,217 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:00:48,947 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-25 20:00:49,140 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:00:57,880 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:00:57,881 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-25 20:00:57,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:00:57 BoogieIcfgContainer [2021-11-25 20:00:57,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:00:57,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:00:57,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:00:57,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:00:57,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:58:09" (1/3) ... [2021-11-25 20:00:57,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bfdb450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:00:57, skipping insertion in model container [2021-11-25 20:00:57,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:58:18" (2/3) ... [2021-11-25 20:00:57,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bfdb450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:00:57, skipping insertion in model container [2021-11-25 20:00:57,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:00:57" (3/3) ... [2021-11-25 20:00:57,906 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-25 20:00:57,916 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:00:57,917 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 20:00:57,986 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:00:57,993 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:00:57,994 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 20:00:58,097 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) [2021-11-25 20:00:58,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-25 20:00:58,122 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:00:58,123 INFO L514 BasicCegarLoop]: 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] [2021-11-25 20:00:58,124 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:00:58,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:00:58,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1086637093, now seen corresponding path program 1 times [2021-11-25 20:00:58,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:00:58,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846440085] [2021-11-25 20:00:58,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:00:58,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:00:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:00:59,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2021-11-25 20:00:59,435 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:00:59,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846440085] [2021-11-25 20:00:59,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846440085] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:00:59,436 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:00:59,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:00:59,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217337760] [2021-11-25 20:00:59,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:00:59,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:00:59,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:00:59,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:00:59,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:00:59,499 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) [2021-11-25 20:01:02,897 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:04,962 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:12,210 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:21,297 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:23,600 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:25,921 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:29,005 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:31,550 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:33,729 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:34,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:01:34,371 INFO L93 Difference]: Finished difference Result 13649 states and 20175 transitions. [2021-11-25 20:01:34,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:01:34,378 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 [2021-11-25 20:01:34,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:01:34,511 INFO L225 Difference]: With dead ends: 13649 [2021-11-25 20:01:34,511 INFO L226 Difference]: Without dead ends: 9018 [2021-11-25 20:01:34,561 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:01:34,565 INFO L933 BasicCegarLoop]: 7748 mSDtfsCounter, 6413 mSDsluCounter, 6796 mSDsCounter, 0 mSdLazyCounter, 1567 mSolverCounterSat, 7 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6422 SdHoareTripleChecker+Valid, 13800 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1567 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:01:34,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6422 Valid, 13800 Invalid, 1582 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1567 Invalid, 8 Unknown, 0 Unchecked, 34.0s Time] [2021-11-25 20:01:34,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9018 states. [2021-11-25 20:01:35,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9018 to 9013. [2021-11-25 20:01:35,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9013 states, 5510 states have (on average 1.3036297640653358) internal successors, (7183), 5655 states have internal predecessors, (7183), 3016 states have call successors, (3016), 487 states have call predecessors, (3016), 485 states have return successors, (3020), 2990 states have call predecessors, (3020), 3013 states have call successors, (3020) [2021-11-25 20:01:35,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9013 states to 9013 states and 13219 transitions. [2021-11-25 20:01:35,359 INFO L78 Accepts]: Start accepts. Automaton has 9013 states and 13219 transitions. Word has length 290 [2021-11-25 20:01:35,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:01:35,364 INFO L470 AbstractCegarLoop]: Abstraction has 9013 states and 13219 transitions. [2021-11-25 20:01:35,364 INFO L471 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) [2021-11-25 20:01:35,366 INFO L276 IsEmpty]: Start isEmpty. Operand 9013 states and 13219 transitions. [2021-11-25 20:01:35,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2021-11-25 20:01:35,388 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:01:35,389 INFO L514 BasicCegarLoop]: 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] [2021-11-25 20:01:35,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:01:35,390 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:01:35,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:01:35,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1512740523, now seen corresponding path program 1 times [2021-11-25 20:01:35,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:01:35,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110924985] [2021-11-25 20:01:35,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:01:35,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:01:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:01:36,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2865 trivial. 0 not checked. [2021-11-25 20:01:36,310 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:01:36,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110924985] [2021-11-25 20:01:36,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110924985] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:01:36,311 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:01:36,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:01:36,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88502779] [2021-11-25 20:01:36,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:01:36,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:01:36,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:01:36,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:01:36,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:01:36,314 INFO L87 Difference]: Start difference. First operand 9013 states and 13219 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) [2021-11-25 20:01:39,841 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:41,958 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:43,891 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:45,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:52,500 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:01:54,777 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:01,692 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:04,022 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:06,305 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:09,449 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:12,068 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:14,209 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:14,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:02:14,860 INFO L93 Difference]: Finished difference Result 22292 states and 32681 transitions. [2021-11-25 20:02:14,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:02:14,861 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 [2021-11-25 20:02:14,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:02:15,000 INFO L225 Difference]: With dead ends: 22292 [2021-11-25 20:02:15,000 INFO L226 Difference]: Without dead ends: 13334 [2021-11-25 20:02:15,073 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:02:15,075 INFO L933 BasicCegarLoop]: 7763 mSDtfsCounter, 6345 mSDsluCounter, 6779 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 12 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6354 SdHoareTripleChecker+Valid, 13801 SdHoareTripleChecker+Invalid, 1608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1588 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:02:15,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6354 Valid, 13801 Invalid, 1608 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 1588 Invalid, 8 Unknown, 0 Unchecked, 37.8s Time] [2021-11-25 20:02:15,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13334 states. [2021-11-25 20:02:15,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13334 to 13320. [2021-11-25 20:02:15,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13320 states, 8148 states have (on average 1.3025282277859598) internal successors, (10613), 8369 states have internal predecessors, (10613), 4444 states have call successors, (4444), 729 states have call predecessors, (4444), 726 states have return successors, (4455), 4400 states have call predecessors, (4455), 4441 states have call successors, (4455) [2021-11-25 20:02:16,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13320 states to 13320 states and 19512 transitions. [2021-11-25 20:02:16,078 INFO L78 Accepts]: Start accepts. Automaton has 13320 states and 19512 transitions. Word has length 321 [2021-11-25 20:02:16,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:02:16,081 INFO L470 AbstractCegarLoop]: Abstraction has 13320 states and 19512 transitions. [2021-11-25 20:02:16,082 INFO L471 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) [2021-11-25 20:02:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 13320 states and 19512 transitions. [2021-11-25 20:02:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2021-11-25 20:02:16,107 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:02:16,107 INFO L514 BasicCegarLoop]: 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] [2021-11-25 20:02:16,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:02:16,108 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:02:16,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:02:16,109 INFO L85 PathProgramCache]: Analyzing trace with hash 700952409, now seen corresponding path program 1 times [2021-11-25 20:02:16,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:02:16,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661102320] [2021-11-25 20:02:16,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:02:16,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:02:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:02:16,961 INFO L134 CoverageAnalysis]: Checked inductivity of 3063 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3063 trivial. 0 not checked. [2021-11-25 20:02:16,962 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:02:16,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661102320] [2021-11-25 20:02:16,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661102320] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:02:16,962 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:02:16,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:02:16,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94671887] [2021-11-25 20:02:16,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:02:16,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:02:16,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:02:16,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:02:16,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:02:16,965 INFO L87 Difference]: Start difference. First operand 13320 states and 19512 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) [2021-11-25 20:02:21,262 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:23,310 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:25,665 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:34,152 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:41,292 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:44,162 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:46,468 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:49,560 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:51,673 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:53,498 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:57,498 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:02:59,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:01,992 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:02,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:03:02,902 INFO L93 Difference]: Finished difference Result 22087 states and 32354 transitions. [2021-11-25 20:03:02,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:03:02,915 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 [2021-11-25 20:03:02,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:03:03,075 INFO L225 Difference]: With dead ends: 22087 [2021-11-25 20:03:03,075 INFO L226 Difference]: Without dead ends: 22062 [2021-11-25 20:03:03,094 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:03:03,095 INFO L933 BasicCegarLoop]: 7803 mSDtfsCounter, 6444 mSDsluCounter, 15340 mSDsCounter, 0 mSdLazyCounter, 2369 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6452 SdHoareTripleChecker+Valid, 21585 SdHoareTripleChecker+Invalid, 2379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2369 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:03:03,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6452 Valid, 21585 Invalid, 2379 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2369 Invalid, 10 Unknown, 0 Unchecked, 45.2s Time] [2021-11-25 20:03:03,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22062 states. [2021-11-25 20:03:04,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22062 to 22055. [2021-11-25 20:03:04,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22055 states, 13498 states have (on average 1.3030819380648986) internal successors, (17589), 13863 states have internal predecessors, (17589), 7348 states have call successors, (7348), 1212 states have call predecessors, (7348), 1207 states have return successors, (7371), 7276 states have call predecessors, (7371), 7345 states have call successors, (7371) [2021-11-25 20:03:04,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22055 states to 22055 states and 32308 transitions. [2021-11-25 20:03:04,628 INFO L78 Accepts]: Start accepts. Automaton has 22055 states and 32308 transitions. Word has length 332 [2021-11-25 20:03:04,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:03:04,629 INFO L470 AbstractCegarLoop]: Abstraction has 22055 states and 32308 transitions. [2021-11-25 20:03:04,630 INFO L471 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) [2021-11-25 20:03:04,630 INFO L276 IsEmpty]: Start isEmpty. Operand 22055 states and 32308 transitions. [2021-11-25 20:03:04,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-25 20:03:04,650 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:03:04,650 INFO L514 BasicCegarLoop]: 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] [2021-11-25 20:03:04,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 20:03:04,650 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:03:04,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:03:04,651 INFO L85 PathProgramCache]: Analyzing trace with hash 2007605048, now seen corresponding path program 1 times [2021-11-25 20:03:04,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:03:04,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228701717] [2021-11-25 20:03:04,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:04,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:03:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3138 trivial. 0 not checked. [2021-11-25 20:03:05,167 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:03:05,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228701717] [2021-11-25 20:03:05,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228701717] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:03:05,167 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:03:05,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:03:05,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918589520] [2021-11-25 20:03:05,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:03:05,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:03:05,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:03:05,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:03:05,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:05,170 INFO L87 Difference]: Start difference. First operand 22055 states and 32308 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) [2021-11-25 20:03:08,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:10,691 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:19,233 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:23,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:24,992 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:28,518 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:30,826 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:33,115 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:36,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:39,054 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:41,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:03:41,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:03:41,891 INFO L93 Difference]: Finished difference Result 60869 states and 89140 transitions. [2021-11-25 20:03:41,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:03:41,891 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 [2021-11-25 20:03:41,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:03:42,140 INFO L225 Difference]: With dead ends: 60869 [2021-11-25 20:03:42,141 INFO L226 Difference]: Without dead ends: 38869 [2021-11-25 20:03:42,311 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:03:42,314 INFO L933 BasicCegarLoop]: 7741 mSDtfsCounter, 6212 mSDsluCounter, 6754 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 18 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6221 SdHoareTripleChecker+Valid, 13760 SdHoareTripleChecker+Invalid, 1643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:03:42,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6221 Valid, 13760 Invalid, 1643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1616 Invalid, 9 Unknown, 0 Unchecked, 35.4s Time] [2021-11-25 20:03:42,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38869 states. [2021-11-25 20:03:44,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38869 to 38851. [2021-11-25 20:03:44,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38851 states, 23823 states have (on average 1.301515342316249) internal successors, (31006), 24486 states have internal predecessors, (31006), 12883 states have call successors, (12883), 2154 states have call predecessors, (12883), 2143 states have return successors, (12929), 12743 states have call predecessors, (12929), 12880 states have call successors, (12929) [2021-11-25 20:03:44,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38851 states to 38851 states and 56818 transitions. [2021-11-25 20:03:45,010 INFO L78 Accepts]: Start accepts. Automaton has 38851 states and 56818 transitions. Word has length 328 [2021-11-25 20:03:45,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:03:45,011 INFO L470 AbstractCegarLoop]: Abstraction has 38851 states and 56818 transitions. [2021-11-25 20:03:45,012 INFO L471 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) [2021-11-25 20:03:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 38851 states and 56818 transitions. [2021-11-25 20:03:45,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-11-25 20:03:45,031 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:03:45,031 INFO L514 BasicCegarLoop]: 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] [2021-11-25 20:03:45,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:03:45,032 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:03:45,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:03:45,033 INFO L85 PathProgramCache]: Analyzing trace with hash 710886776, now seen corresponding path program 1 times [2021-11-25 20:03:45,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:03:45,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178890825] [2021-11-25 20:03:45,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:45,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms