./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-oki-semi-pch_gbe-pch_gbe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur --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 32a406239684e899577576103e146c0b88a65f19a1f620e7a11415e96a39c63a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:25:32,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:25:32,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:25:32,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:25:32,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:25:32,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:25:32,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:25:32,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:25:32,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:25:32,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:25:32,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:25:32,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:25:32,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:25:32,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:25:32,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:25:32,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:25:32,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:25:32,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:25:32,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:25:32,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:25:32,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:25:32,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:25:32,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:25:32,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:25:32,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:25:32,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:25:32,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:25:32,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:25:32,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:25:32,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:25:32,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:25:32,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:25:32,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:25:32,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:25:32,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:25:32,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:25:32,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:25:32,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:25:32,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:25:32,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:25:32,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:25:32,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:25:32,640 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:25:32,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:25:32,641 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:25:32,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:25:32,642 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:25:32,642 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:25:32,643 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:25:32,643 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:25:32,643 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:25:32,644 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:25:32,645 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:25:32,645 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:25:32,645 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:25:32,645 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:25:32,646 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:25:32,646 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:25:32,646 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:25:32,647 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:25:32,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:25:32,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:25:32,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:25:32,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:25:32,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:25:32,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:25:32,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:25:32,649 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:25:32,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:25:32,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:25:32,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:25:32,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:25:32,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:25:32,652 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:25:32,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:25:32,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:25:32,652 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:25:32,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:25:32,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:25:32,653 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:25:32,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a406239684e899577576103e146c0b88a65f19a1f620e7a11415e96a39c63a [2022-11-25 22:25:32,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:25:33,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:25:33,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:25:33,017 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:25:33,017 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:25:33,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-11-25 22:25:36,185 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:25:37,016 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:25:37,017 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-11-25 22:25:37,104 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/data/cf421307a/888be26b50a241b6ba1a63c73948d831/FLAGdf097106d [2022-11-25 22:25:37,126 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/data/cf421307a/888be26b50a241b6ba1a63c73948d831 [2022-11-25 22:25:37,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:25:37,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:25:37,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:25:37,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:25:37,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:25:37,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:37" (1/1) ... [2022-11-25 22:25:37,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fabb15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:37, skipping insertion in model container [2022-11-25 22:25:37,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:37" (1/1) ... [2022-11-25 22:25:37,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:25:37,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:25:38,302 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:38,309 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,313 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,317 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:38,327 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:38,329 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:38,348 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:38,355 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,356 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,366 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:25:38,367 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,371 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 22:25:38,372 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,384 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:38,386 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,388 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,636 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:25:38,656 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 22:25:38,657 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:38,681 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:25:38,683 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:25:38,684 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:25:38,697 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:38,732 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-11-25 22:25:38,754 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:38,754 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:38,756 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:38,756 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:38,910 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 22:25:38,959 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:38,961 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:38,973 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:38,980 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:38,984 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,013 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,020 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,028 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,031 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,035 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,042 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,045 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,049 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,053 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,056 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,060 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,063 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,065 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,068 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,075 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,076 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,079 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:39,159 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:39,168 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:39,173 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:39,218 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:39,221 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:39,223 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:39,226 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:39,614 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:25:39,621 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:25:39,628 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:25:39,707 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 22:25:39,743 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-11-25 22:25:39,802 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:39,838 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:25:39,839 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 22:25:39,839 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 22:25:39,840 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 22:25:39,846 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:25:39,847 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 22:25:39,847 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 22:25:39,848 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 22:25:39,924 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:25:39,925 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:25:39,925 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:25:39,933 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:25:39,940 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 22:25:39,973 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 22:25:39,981 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:25:39,982 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 22:25:39,988 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 22:25:40,063 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:25:40,112 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 22:25:40,113 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:25:40,172 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 22:25:40,173 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 22:25:40,185 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:25:40,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:40,219 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 22:25:40,271 WARN L623 FunctionHandler]: Unknown extern function pci_get_domain_bus_and_slot [2022-11-25 22:25:40,320 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 22:25:40,361 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 22:25:40,474 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 22:25:40,548 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-11-25 22:25:40,591 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-11-25 22:25:40,600 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_read [2022-11-25 22:25:40,600 WARN L623 FunctionHandler]: Unknown extern function pch_src_uuid_lo_read [2022-11-25 22:25:40,600 WARN L623 FunctionHandler]: Unknown extern function pch_src_uuid_hi_read [2022-11-25 22:25:40,601 WARN L623 FunctionHandler]: Unknown extern function pch_rx_snap_read [2022-11-25 22:25:40,602 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-11-25 22:25:40,609 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_read [2022-11-25 22:25:40,610 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:40,611 WARN L623 FunctionHandler]: Unknown extern function pch_tx_snap_read [2022-11-25 22:25:40,611 WARN L623 FunctionHandler]: Unknown extern function skb_tstamp_tx [2022-11-25 22:25:40,612 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-11-25 22:25:40,619 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-11-25 22:25:40,620 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-11-25 22:25:40,620 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-11-25 22:25:40,621 WARN L623 FunctionHandler]: Unknown extern function pch_set_station_address [2022-11-25 22:25:40,621 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-11-25 22:25:40,622 WARN L623 FunctionHandler]: Unknown extern function pch_set_station_address [2022-11-25 22:25:40,622 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-11-25 22:25:40,629 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,630 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,631 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,633 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,640 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:40,649 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,650 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,650 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,651 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,651 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,652 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,659 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,659 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,666 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,667 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,673 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,674 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,680 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,681 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,681 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,689 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,689 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,690 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,690 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,692 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,692 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,694 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,694 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,695 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,696 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,704 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,704 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,705 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,705 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,706 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,706 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,706 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,707 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,707 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,707 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,708 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 22:25:40,709 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,709 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:40,710 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,710 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,711 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:40,711 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,712 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,722 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,722 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,723 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,723 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,723 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,723 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,724 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,725 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,725 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,726 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,726 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,726 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,748 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,750 WARN L623 FunctionHandler]: Unknown extern function mii_check_gmii_support [2022-11-25 22:25:40,758 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 22:25:40,759 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 22:25:40,760 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,766 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 22:25:40,768 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,774 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,775 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,775 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 22:25:40,776 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,777 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,784 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,784 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,785 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,786 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,792 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,793 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,793 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,801 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,802 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,802 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,802 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,803 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,803 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,810 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,810 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,811 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,818 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,819 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,819 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,821 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,821 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,821 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,822 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,822 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,823 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,844 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,845 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,845 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,853 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,854 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,854 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,861 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,868 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,876 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,877 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-25 22:25:40,878 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:25:40,879 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,879 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-11-25 22:25:40,881 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,882 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 22:25:40,882 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-25 22:25:40,883 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,884 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:25:40,884 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-11-25 22:25:40,892 WARN L623 FunctionHandler]: Unknown extern function skb_checksum [2022-11-25 22:25:40,893 WARN L623 FunctionHandler]: Unknown extern function skb_checksum [2022-11-25 22:25:40,896 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,897 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,898 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 22:25:40,906 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,907 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,913 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,913 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,921 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,921 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,923 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,924 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,924 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,925 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,925 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,926 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,927 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,928 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,928 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,929 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,930 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,930 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 22:25:40,931 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:40,931 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,940 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:25:40,941 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,943 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:40,965 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,966 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,968 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,970 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,971 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,972 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,973 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,973 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,974 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,976 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,978 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,978 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 22:25:40,980 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,982 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,983 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,992 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:40,993 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,994 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,995 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:40,996 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:25:40,996 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 22:25:40,997 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 22:25:40,998 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,000 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-11-25 22:25:41,001 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 22:25:41,001 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:25:41,003 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,004 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-11-25 22:25:41,005 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 22:25:41,006 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,007 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 22:25:41,008 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 22:25:41,015 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-11-25 22:25:41,017 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,018 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,018 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,019 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,020 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,021 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,022 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,023 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:25:41,031 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,031 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,032 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:25:41,032 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:25:41,033 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:25:41,033 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,041 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,042 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,055 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:25:41,056 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_trylock [2022-11-25 22:25:41,056 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:25:41,056 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 22:25:41,058 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,066 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,066 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:41,067 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:41,069 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:41,070 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:41,070 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,078 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,079 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,080 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,081 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:41,082 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:41,082 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,089 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,091 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,105 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,106 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-11-25 22:25:41,120 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,121 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 22:25:41,122 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,130 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-11-25 22:25:41,130 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-11-25 22:25:41,138 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 22:25:41,138 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:25:41,145 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:25:41,145 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,146 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:25:41,154 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:41,154 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 22:25:41,161 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 22:25:41,162 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:25:41,162 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:25:41,176 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:25:41,176 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:41,176 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:25:41,177 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 22:25:41,183 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-11-25 22:25:41,184 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 22:25:41,190 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:25:41,197 WARN L623 FunctionHandler]: Unknown extern function pcim_enable_device [2022-11-25 22:25:41,198 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:41,199 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_regions [2022-11-25 22:25:41,199 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:41,199 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:25:41,200 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_table [2022-11-25 22:25:41,201 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:41,202 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 22:25:41,203 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:41,203 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:41,204 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:41,204 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 22:25:41,204 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:25:41,205 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:25:41,205 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 22:25:41,206 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:25:41,206 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:25:41,207 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 22:25:41,214 WARN L623 FunctionHandler]: Unknown extern function devm_gpio_request_one [2022-11-25 22:25:41,215 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:41,215 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-11-25 22:25:41,215 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-11-25 22:25:41,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:41,224 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:41,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:41,819 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,819 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,819 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,820 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,820 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,820 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,821 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,821 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,821 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,821 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,822 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,822 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,822 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,822 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,823 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,823 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,823 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,823 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,824 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,824 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,824 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:41,832 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:25:41,832 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:25:41,842 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:25:41,850 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:25:41,857 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 22:25:41,864 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:25:41,865 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:25:41,866 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:25:41,867 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:25:41,867 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-11-25 22:25:41,868 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:25:41,868 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-11-25 22:25:41,869 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:25:41,870 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-11-25 22:25:41,870 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:25:41,870 WARN L623 FunctionHandler]: Unknown extern function ldv_del_timer_sync [2022-11-25 22:25:41,871 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:25:41,871 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:25:41,872 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 22:25:41,872 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:25:41,873 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:25:41,873 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 22:25:41,874 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 22:25:41,982 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 22:25:42,031 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:25:42,081 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:25:42,200 WARN L237 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_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512219,512232] [2022-11-25 22:25:42,205 WARN L237 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_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512366,512379] [2022-11-25 22:25:42,206 WARN L237 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_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512505,512518] [2022-11-25 22:25:42,206 WARN L237 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_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512663,512676] [2022-11-25 22:25:42,208 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,208 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,212 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,220 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,235 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,237 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,239 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:25:42,295 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:25:42,440 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,441 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,442 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,443 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:42,446 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:42,446 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:42,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,450 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,451 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,453 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:25:42,453 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,454 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 22:25:42,454 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,457 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,457 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,458 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,463 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:25:42,465 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 22:25:42,466 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,467 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:25:42,467 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:25:42,468 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:25:42,470 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,474 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-11-25 22:25:42,477 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:42,478 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:42,478 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:42,478 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:42,486 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 22:25:42,493 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,495 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,496 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,497 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,499 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,506 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,508 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,509 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,510 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,511 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,512 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,513 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,516 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,517 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,518 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,520 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,520 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,522 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,524 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,525 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,526 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,535 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,536 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,537 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,540 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,542 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,544 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,545 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,552 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:25:42,553 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:25:42,553 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:25:42,555 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 22:25:42,555 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-11-25 22:25:42,556 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,557 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:25:42,557 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 22:25:42,558 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 22:25:42,558 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 22:25:42,558 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:25:42,559 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 22:25:42,559 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 22:25:42,559 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 22:25:42,566 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:25:42,567 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:25:42,568 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:25:42,569 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:25:42,570 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 22:25:42,572 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 22:25:42,573 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:25:42,574 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 22:25:42,574 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 22:25:42,577 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:25:42,578 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 22:25:42,578 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:25:42,580 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 22:25:42,580 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 22:25:42,581 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:25:42,581 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:42,583 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 22:25:42,583 WARN L623 FunctionHandler]: Unknown extern function pci_get_domain_bus_and_slot [2022-11-25 22:25:42,584 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 22:25:42,585 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 22:25:42,599 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 22:25:42,600 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-11-25 22:25:42,610 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-11-25 22:25:42,612 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_read [2022-11-25 22:25:42,612 WARN L623 FunctionHandler]: Unknown extern function pch_src_uuid_lo_read [2022-11-25 22:25:42,613 WARN L623 FunctionHandler]: Unknown extern function pch_src_uuid_hi_read [2022-11-25 22:25:42,613 WARN L623 FunctionHandler]: Unknown extern function pch_rx_snap_read [2022-11-25 22:25:42,614 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-11-25 22:25:42,615 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_read [2022-11-25 22:25:42,615 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:42,616 WARN L623 FunctionHandler]: Unknown extern function pch_tx_snap_read [2022-11-25 22:25:42,616 WARN L623 FunctionHandler]: Unknown extern function skb_tstamp_tx [2022-11-25 22:25:42,616 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-11-25 22:25:42,619 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-11-25 22:25:42,620 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-11-25 22:25:42,620 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-11-25 22:25:42,620 WARN L623 FunctionHandler]: Unknown extern function pch_set_station_address [2022-11-25 22:25:42,621 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-11-25 22:25:42,621 WARN L623 FunctionHandler]: Unknown extern function pch_set_station_address [2022-11-25 22:25:42,621 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-11-25 22:25:42,622 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,623 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,623 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,624 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,625 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:42,629 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,630 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,630 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,631 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,631 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,632 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,633 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,634 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,634 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,635 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,635 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,635 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,636 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,636 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,637 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,638 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,638 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,638 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,639 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,640 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,641 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,641 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,642 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,643 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,643 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,645 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,645 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,646 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,646 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,646 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,646 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,647 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,647 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,647 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,648 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,649 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 22:25:42,649 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,649 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:42,650 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,650 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,650 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:25:42,651 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,652 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,708 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,709 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,709 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,709 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,709 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,710 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,710 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,711 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,711 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,711 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,711 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,711 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,714 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,716 WARN L623 FunctionHandler]: Unknown extern function mii_check_gmii_support [2022-11-25 22:25:42,717 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 22:25:42,718 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 22:25:42,718 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,719 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 22:25:42,720 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,720 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,721 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,721 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 22:25:42,722 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,722 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,723 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,723 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,724 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,725 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,725 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,726 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,726 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,727 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,728 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,728 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,728 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,728 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,729 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,729 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,730 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,731 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,732 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,732 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,733 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,734 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,735 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,735 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,736 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,736 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,737 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,739 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,740 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,741 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,742 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,745 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,745 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,746 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,747 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,750 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,751 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-25 22:25:42,752 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:25:42,753 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,753 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-11-25 22:25:42,754 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,755 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 22:25:42,756 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-25 22:25:42,758 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,759 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:25:42,759 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-11-25 22:25:42,762 WARN L623 FunctionHandler]: Unknown extern function skb_checksum [2022-11-25 22:25:42,763 WARN L623 FunctionHandler]: Unknown extern function skb_checksum [2022-11-25 22:25:42,765 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,766 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,767 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 22:25:42,769 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,770 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,770 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,771 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,772 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,773 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,774 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,775 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,775 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,776 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,777 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,778 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,782 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,783 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,783 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,784 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,784 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,785 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 22:25:42,786 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,786 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,788 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:25:42,789 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,790 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,794 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,796 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,797 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,799 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,800 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,800 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,801 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,801 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,803 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,804 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,805 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,805 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 22:25:42,807 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,808 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,809 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,814 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,815 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,815 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,816 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,817 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:25:42,817 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 22:25:42,817 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 22:25:42,818 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,820 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-11-25 22:25:42,821 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 22:25:42,821 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:25:42,823 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,825 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-11-25 22:25:42,825 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 22:25:42,827 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,828 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 22:25:42,829 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 22:25:42,830 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-11-25 22:25:42,831 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,832 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,832 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,834 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,835 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,836 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,836 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,837 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:25:42,839 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,839 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,840 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:25:42,840 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:25:42,840 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:25:42,841 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,843 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,844 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,845 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:25:42,845 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_trylock [2022-11-25 22:25:42,846 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:25:42,846 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 22:25:42,847 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,849 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,849 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,850 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:25:42,851 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:25:42,852 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,853 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,855 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,856 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,857 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,858 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,858 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 22:25:42,859 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,860 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,862 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,864 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,864 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-11-25 22:25:42,866 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,867 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 22:25:42,868 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,868 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-11-25 22:25:42,869 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-11-25 22:25:42,870 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 22:25:42,870 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:25:42,871 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:25:42,871 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,872 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:25:42,873 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:25:42,873 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 22:25:42,874 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 22:25:42,875 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:25:42,875 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:25:42,876 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:25:42,877 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:25:42,877 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:25:42,877 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 22:25:42,878 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-11-25 22:25:42,878 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 22:25:42,879 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:25:42,879 WARN L623 FunctionHandler]: Unknown extern function pcim_enable_device [2022-11-25 22:25:42,880 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:42,881 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_regions [2022-11-25 22:25:42,881 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:42,881 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:25:42,883 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_table [2022-11-25 22:25:42,888 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:42,888 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 22:25:42,889 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:42,889 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:42,890 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:42,890 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 22:25:42,891 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:25:42,891 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:25:42,892 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 22:25:42,892 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:25:42,894 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:25:42,897 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 22:25:42,898 WARN L623 FunctionHandler]: Unknown extern function devm_gpio_request_one [2022-11-25 22:25:42,898 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:25:42,899 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-11-25 22:25:42,899 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-11-25 22:25:42,900 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:42,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:42,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:25:42,908 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,908 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,908 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,909 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,909 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,909 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,909 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,910 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,910 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,910 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,910 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,911 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,911 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,911 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,911 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,912 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,912 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,912 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,912 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,913 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,913 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:42,918 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:25:42,919 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:25:42,927 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:25:42,933 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:25:42,964 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 22:25:42,973 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:25:42,974 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:25:42,978 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:25:42,979 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:25:42,979 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-11-25 22:25:42,979 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:25:42,980 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-11-25 22:25:42,980 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:25:42,981 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-11-25 22:25:42,981 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:25:42,981 WARN L623 FunctionHandler]: Unknown extern function ldv_del_timer_sync [2022-11-25 22:25:42,982 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:25:42,982 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:25:42,982 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 22:25:42,983 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:25:42,983 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:25:42,984 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 22:25:42,984 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 22:25:43,031 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 22:25:43,031 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:25:43,033 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:25:43,043 WARN L237 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_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512219,512232] [2022-11-25 22:25:43,044 WARN L237 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_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512366,512379] [2022-11-25 22:25:43,045 WARN L237 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_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512505,512518] [2022-11-25 22:25:43,045 WARN L237 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_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512663,512676] [2022-11-25 22:25:43,046 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:43,051 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:43,053 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:43,055 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:43,059 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:43,060 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:43,062 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:25:43,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:25:43,435 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:25:43,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43 WrapperNode [2022-11-25 22:25:43,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:25:43,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:25:43,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:25:43,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:25:43,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:43,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:43,932 INFO L138 Inliner]: procedures = 578, calls = 6341, calls flagged for inlining = 344, calls inlined = 320, statements flattened = 11436 [2022-11-25 22:25:43,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:25:43,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:25:43,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:25:43,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:25:43,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:43,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:44,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:44,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:44,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:44,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:44,497 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:44,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:44,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:25:44,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:25:44,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:25:44,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:25:44,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (1/1) ... [2022-11-25 22:25:44,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:25:44,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:25:44,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:25:44,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45d028ab-956b-4c4a-a7ad-8c522f7ea66a/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:25:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-25 22:25:44,667 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-25 22:25:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2022-11-25 22:25:44,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2022-11-25 22:25:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 22:25:44,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 22:25:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-25 22:25:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-25 22:25:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2022-11-25 22:25:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2022-11-25 22:25:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 22:25:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 22:25:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 22:25:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 22:25:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2022-11-25 22:25:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2022-11-25 22:25:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2022-11-25 22:25:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2022-11-25 22:25:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-25 22:25:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-25 22:25:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-25 22:25:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-25 22:25:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2022-11-25 22:25:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2022-11-25 22:25:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2022-11-25 22:25:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2022-11-25 22:25:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2022-11-25 22:25:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2022-11-25 22:25:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-25 22:25:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-25 22:25:44,781 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 22:25:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 22:25:44,781 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 22:25:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 22:25:44,781 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2022-11-25 22:25:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2022-11-25 22:25:44,781 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2022-11-25 22:25:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2022-11-25 22:25:44,781 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2022-11-25 22:25:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2022-11-25 22:25:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2022-11-25 22:25:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2022-11-25 22:25:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-25 22:25:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-25 22:25:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2022-11-25 22:25:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2022-11-25 22:25:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-25 22:25:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-25 22:25:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 22:25:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 22:25:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-11-25 22:25:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-11-25 22:25:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2022-11-25 22:25:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2022-11-25 22:25:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2022-11-25 22:25:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2022-11-25 22:25:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 22:25:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 22:25:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 22:25:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 22:25:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2022-11-25 22:25:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2022-11-25 22:25:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 22:25:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 22:25:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-25 22:25:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-25 22:25:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-25 22:25:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-25 22:25:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 22:25:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 22:25:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-25 22:25:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-25 22:25:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 22:25:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 22:25:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-25 22:25:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-25 22:25:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:25:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2022-11-25 22:25:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2022-11-25 22:25:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-25 22:25:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-25 22:25:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2022-11-25 22:25:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2022-11-25 22:25:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 22:25:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 22:25:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2022-11-25 22:25:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2022-11-25 22:25:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-25 22:25:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-25 22:25:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 22:25:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-25 22:25:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-25 22:25:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 22:25:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 22:25:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-25 22:25:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-25 22:25:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 22:25:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 22:25:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2022-11-25 22:25:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2022-11-25 22:25:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2022-11-25 22:25:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2022-11-25 22:25:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 22:25:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2022-11-25 22:25:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2022-11-25 22:25:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 22:25:44,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 22:25:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:25:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 22:25:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 22:25:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-25 22:25:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-25 22:25:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 22:25:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 22:25:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2022-11-25 22:25:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2022-11-25 22:25:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-25 22:25:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-25 22:25:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-25 22:25:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-25 22:25:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 22:25:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 22:25:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 22:25:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 22:25:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-25 22:25:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-25 22:25:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2022-11-25 22:25:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2022-11-25 22:25:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2022-11-25 22:25:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2022-11-25 22:25:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-25 22:25:44,793 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-25 22:25:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 22:25:44,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 22:25:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 22:25:44,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 22:25:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2022-11-25 22:25:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2022-11-25 22:25:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:25:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 22:25:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 22:25:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 22:25:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 22:25:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-25 22:25:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-25 22:25:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-11-25 22:25:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-11-25 22:25:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-25 22:25:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-25 22:25:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-25 22:25:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-25 22:25:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-25 22:25:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-25 22:25:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:25:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-25 22:25:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-25 22:25:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 22:25:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 22:25:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 22:25:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 22:25:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:25:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 22:25:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 22:25:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-25 22:25:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-25 22:25:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 22:25:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 22:25:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-25 22:25:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-25 22:25:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-25 22:25:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-25 22:25:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2022-11-25 22:25:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2022-11-25 22:25:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 22:25:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 22:25:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2022-11-25 22:25:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2022-11-25 22:25:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-25 22:25:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-25 22:25:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2022-11-25 22:25:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2022-11-25 22:25:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 22:25:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 22:25:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-25 22:25:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-25 22:25:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:25:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:25:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2022-11-25 22:25:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2022-11-25 22:25:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2022-11-25 22:25:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2022-11-25 22:25:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-25 22:25:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-25 22:25:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2022-11-25 22:25:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2022-11-25 22:25:44,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-25 22:25:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-25 22:25:44,802 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2022-11-25 22:25:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2022-11-25 22:25:44,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 22:25:44,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 22:25:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 22:25:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 22:25:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-11-25 22:25:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-11-25 22:25:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2022-11-25 22:25:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2022-11-25 22:25:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-25 22:25:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-25 22:25:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-25 22:25:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-25 22:25:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2022-11-25 22:25:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2022-11-25 22:25:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2022-11-25 22:25:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2022-11-25 22:25:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2022-11-25 22:25:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2022-11-25 22:25:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-25 22:25:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-25 22:25:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2022-11-25 22:25:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2022-11-25 22:25:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 22:25:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 22:25:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-25 22:25:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-25 22:25:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-25 22:25:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-25 22:25:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-11-25 22:25:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-11-25 22:25:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2022-11-25 22:25:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2022-11-25 22:25:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2022-11-25 22:25:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2022-11-25 22:25:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-25 22:25:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-25 22:25:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2022-11-25 22:25:44,808 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2022-11-25 22:25:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2022-11-25 22:25:44,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2022-11-25 22:25:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2022-11-25 22:25:44,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2022-11-25 22:25:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:25:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-11-25 22:25:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-11-25 22:25:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-25 22:25:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-25 22:25:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-25 22:25:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-25 22:25:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-25 22:25:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-25 22:25:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-11-25 22:25:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-11-25 22:25:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:25:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2022-11-25 22:25:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2022-11-25 22:25:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2022-11-25 22:25:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2022-11-25 22:25:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2022-11-25 22:25:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2022-11-25 22:25:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:25:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-25 22:25:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-25 22:25:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 22:25:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 22:25:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-25 22:25:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-25 22:25:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2022-11-25 22:25:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2022-11-25 22:25:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 22:25:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 22:25:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-25 22:25:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-25 22:25:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2022-11-25 22:25:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2022-11-25 22:25:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-25 22:25:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-25 22:25:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 22:25:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 22:25:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2022-11-25 22:25:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2022-11-25 22:25:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2022-11-25 22:25:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2022-11-25 22:25:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2022-11-25 22:25:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2022-11-25 22:25:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 22:25:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 22:25:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 22:25:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 22:25:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2022-11-25 22:25:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2022-11-25 22:25:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2022-11-25 22:25:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2022-11-25 22:25:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-25 22:25:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-25 22:25:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2022-11-25 22:25:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2022-11-25 22:25:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-25 22:25:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-25 22:25:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 22:25:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 22:25:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2022-11-25 22:25:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2022-11-25 22:25:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 22:25:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 22:25:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 22:25:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 22:25:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2022-11-25 22:25:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2022-11-25 22:25:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2022-11-25 22:25:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2022-11-25 22:25:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2022-11-25 22:25:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2022-11-25 22:25:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:25:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2022-11-25 22:25:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2022-11-25 22:25:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2022-11-25 22:25:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2022-11-25 22:25:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 22:25:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 22:25:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2022-11-25 22:25:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2022-11-25 22:25:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2022-11-25 22:25:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2022-11-25 22:25:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 22:25:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 22:25:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-25 22:25:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-25 22:25:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2022-11-25 22:25:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2022-11-25 22:25:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2022-11-25 22:25:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2022-11-25 22:25:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2022-11-25 22:25:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2022-11-25 22:25:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-25 22:25:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-25 22:25:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-25 22:25:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-25 22:25:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2022-11-25 22:25:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2022-11-25 22:25:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 22:25:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 22:25:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2022-11-25 22:25:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2022-11-25 22:25:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2022-11-25 22:25:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2022-11-25 22:25:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-11-25 22:25:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-11-25 22:25:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2022-11-25 22:25:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2022-11-25 22:25:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2022-11-25 22:25:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2022-11-25 22:25:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:25:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2022-11-25 22:25:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2022-11-25 22:25:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 22:25:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 22:25:46,288 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:25:46,296 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:25:46,834 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 22:26:06,325 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 22:26:07,000 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:26:10,229 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:26:10,230 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 22:26:10,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:26:10 BoogieIcfgContainer [2022-11-25 22:26:10,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:26:10,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:26:10,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:26:10,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:26:10,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:25:37" (1/3) ... [2022-11-25 22:26:10,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8c2573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:26:10, skipping insertion in model container [2022-11-25 22:26:10,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43" (2/3) ... [2022-11-25 22:26:10,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8c2573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:26:10, skipping insertion in model container [2022-11-25 22:26:10,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:26:10" (3/3) ... [2022-11-25 22:26:10,244 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-11-25 22:26:10,264 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:26:10,264 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-25 22:26:10,376 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:26:10,388 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@11ac0e33, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:26:10,388 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-25 22:26:10,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 2532 states, 1510 states have (on average 1.290728476821192) internal successors, (1949), 1554 states have internal predecessors, (1949), 852 states have call successors, (852), 170 states have call predecessors, (852), 169 states have return successors, (842), 825 states have call predecessors, (842), 842 states have call successors, (842) [2022-11-25 22:26:10,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-11-25 22:26:10,452 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:26:10,453 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 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] [2022-11-25 22:26:10,453 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:26:10,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:26:10,460 INFO L85 PathProgramCache]: Analyzing trace with hash 545800209, now seen corresponding path program 1 times [2022-11-25 22:26:10,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:26:10,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300346918] [2022-11-25 22:26:10,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:26:10,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:26:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:26:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1725 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1725 trivial. 0 not checked. [2022-11-25 22:26:12,313 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:26:12,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300346918] [2022-11-25 22:26:12,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300346918] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:26:12,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:26:12,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:26:12,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596041886] [2022-11-25 22:26:12,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:26:12,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:26:12,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:26:12,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:26:12,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:26:12,378 INFO L87 Difference]: Start difference. First operand has 2532 states, 1510 states have (on average 1.290728476821192) internal successors, (1949), 1554 states have internal predecessors, (1949), 852 states have call successors, (852), 170 states have call predecessors, (852), 169 states have return successors, (842), 825 states have call predecessors, (842), 842 states have call successors, (842) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-25 22:26:18,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:26:21,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:26:21,668 INFO L93 Difference]: Finished difference Result 7295 states and 10616 transitions. [2022-11-25 22:26:21,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:26:21,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 234 [2022-11-25 22:26:21,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:26:21,728 INFO L225 Difference]: With dead ends: 7295 [2022-11-25 22:26:21,729 INFO L226 Difference]: Without dead ends: 4792 [2022-11-25 22:26:21,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:26:21,752 INFO L413 NwaCegarLoop]: 3831 mSDtfsCounter, 3291 mSDsluCounter, 3038 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3291 SdHoareTripleChecker+Valid, 6869 SdHoareTripleChecker+Invalid, 1128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:26:21,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3291 Valid, 6869 Invalid, 1128 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 1118 Invalid, 1 Unknown, 0 Unchecked, 8.8s Time] [2022-11-25 22:26:21,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4792 states. [2022-11-25 22:26:22,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4792 to 4789. [2022-11-25 22:26:22,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4789 states, 2861 states have (on average 1.283117790982174) internal successors, (3671), 2945 states have internal predecessors, (3671), 1592 states have call successors, (1592), 335 states have call predecessors, (1592), 334 states have return successors, (1589), 1555 states have call predecessors, (1589), 1589 states have call successors, (1589) [2022-11-25 22:26:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4789 states to 4789 states and 6852 transitions. [2022-11-25 22:26:22,141 INFO L78 Accepts]: Start accepts. Automaton has 4789 states and 6852 transitions. Word has length 234 [2022-11-25 22:26:22,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:26:22,144 INFO L495 AbstractCegarLoop]: Abstraction has 4789 states and 6852 transitions. [2022-11-25 22:26:22,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-25 22:26:22,145 INFO L276 IsEmpty]: Start isEmpty. Operand 4789 states and 6852 transitions. [2022-11-25 22:26:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-25 22:26:22,161 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:26:22,161 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:26:22,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:26:22,162 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:26:22,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:26:22,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1339043485, now seen corresponding path program 1 times [2022-11-25 22:26:22,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:26:22,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423624195] [2022-11-25 22:26:22,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:26:22,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:26:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:26:23,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2022-11-25 22:26:23,214 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:26:23,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423624195] [2022-11-25 22:26:23,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423624195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:26:23,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:26:23,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:26:23,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996014494] [2022-11-25 22:26:23,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:26:23,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:26:23,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:26:23,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:26:23,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:26:23,220 INFO L87 Difference]: Start difference. First operand 4789 states and 6852 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-25 22:26:29,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:26:33,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:26:33,304 INFO L93 Difference]: Finished difference Result 11378 states and 16229 transitions. [2022-11-25 22:26:33,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:26:33,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 248 [2022-11-25 22:26:33,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:26:33,361 INFO L225 Difference]: With dead ends: 11378 [2022-11-25 22:26:33,361 INFO L226 Difference]: Without dead ends: 6632 [2022-11-25 22:26:33,389 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:26:33,390 INFO L413 NwaCegarLoop]: 3760 mSDtfsCounter, 2920 mSDsluCounter, 3004 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2920 SdHoareTripleChecker+Valid, 6764 SdHoareTripleChecker+Invalid, 1178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:26:33,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2920 Valid, 6764 Invalid, 1178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 1158 Invalid, 1 Unknown, 0 Unchecked, 9.6s Time] [2022-11-25 22:26:33,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6632 states. [2022-11-25 22:26:33,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6632 to 6623. [2022-11-25 22:26:33,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6623 states, 3967 states have (on average 1.2772876228888328) internal successors, (5067), 4087 states have internal predecessors, (5067), 2169 states have call successors, (2169), 487 states have call predecessors, (2169), 485 states have return successors, (2166), 2114 states have call predecessors, (2166), 2166 states have call successors, (2166) [2022-11-25 22:26:34,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6623 states to 6623 states and 9402 transitions. [2022-11-25 22:26:34,003 INFO L78 Accepts]: Start accepts. Automaton has 6623 states and 9402 transitions. Word has length 248 [2022-11-25 22:26:34,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:26:34,004 INFO L495 AbstractCegarLoop]: Abstraction has 6623 states and 9402 transitions. [2022-11-25 22:26:34,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-25 22:26:34,005 INFO L276 IsEmpty]: Start isEmpty. Operand 6623 states and 9402 transitions. [2022-11-25 22:26:34,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-25 22:26:34,016 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:26:34,016 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 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] [2022-11-25 22:26:34,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:26:34,017 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:26:34,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:26:34,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1245753238, now seen corresponding path program 1 times [2022-11-25 22:26:34,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:26:34,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512705588] [2022-11-25 22:26:34,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:26:34,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:26:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:26:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1725 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1725 trivial. 0 not checked. [2022-11-25 22:26:34,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:26:34,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512705588] [2022-11-25 22:26:34,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512705588] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:26:34,879 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:26:34,879 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:26:34,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539957853] [2022-11-25 22:26:34,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:26:34,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:26:34,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:26:34,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:26:34,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:26:34,882 INFO L87 Difference]: Start difference. First operand 6623 states and 9402 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-25 22:26:40,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:26:44,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:26:44,889 INFO L93 Difference]: Finished difference Result 17453 states and 24767 transitions. [2022-11-25 22:26:44,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:26:44,890 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 261 [2022-11-25 22:26:44,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:26:44,974 INFO L225 Difference]: With dead ends: 17453 [2022-11-25 22:26:44,975 INFO L226 Difference]: Without dead ends: 10873 [2022-11-25 22:26:45,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:26:45,014 INFO L413 NwaCegarLoop]: 3804 mSDtfsCounter, 3225 mSDsluCounter, 3026 mSDsCounter, 0 mSdLazyCounter, 1126 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3225 SdHoareTripleChecker+Valid, 6830 SdHoareTripleChecker+Invalid, 1140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1126 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:26:45,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3225 Valid, 6830 Invalid, 1140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1126 Invalid, 1 Unknown, 0 Unchecked, 9.4s Time] [2022-11-25 22:26:45,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10873 states. [2022-11-25 22:26:45,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10873 to 10859. [2022-11-25 22:26:45,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10859 states, 6501 states have (on average 1.274880787571143) internal successors, (8288), 6708 states have internal predecessors, (8288), 3551 states have call successors, (3551), 808 states have call predecessors, (3551), 805 states have return successors, (3548), 3452 states have call predecessors, (3548), 3548 states have call successors, (3548) [2022-11-25 22:26:45,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10859 states to 10859 states and 15387 transitions. [2022-11-25 22:26:45,716 INFO L78 Accepts]: Start accepts. Automaton has 10859 states and 15387 transitions. Word has length 261 [2022-11-25 22:26:45,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:26:45,717 INFO L495 AbstractCegarLoop]: Abstraction has 10859 states and 15387 transitions. [2022-11-25 22:26:45,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-25 22:26:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 10859 states and 15387 transitions. [2022-11-25 22:26:45,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-11-25 22:26:45,730 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:26:45,731 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 5, 5, 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] [2022-11-25 22:26:45,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:26:45,731 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:26:45,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:26:45,732 INFO L85 PathProgramCache]: Analyzing trace with hash 966496822, now seen corresponding path program 1 times [2022-11-25 22:26:45,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:26:45,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639171727] [2022-11-25 22:26:45,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:26:45,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:26:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:26:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1894 trivial. 0 not checked. [2022-11-25 22:26:47,264 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:26:47,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639171727] [2022-11-25 22:26:47,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639171727] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:26:47,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:26:47,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:26:47,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979236669] [2022-11-25 22:26:47,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:26:47,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:26:47,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:26:47,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:26:47,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:26:47,268 INFO L87 Difference]: Start difference. First operand 10859 states and 15387 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-25 22:26:52,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:26:58,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:26:58,655 INFO L93 Difference]: Finished difference Result 19573 states and 27737 transitions. [2022-11-25 22:26:58,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:26:58,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 277 [2022-11-25 22:26:58,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:26:58,793 INFO L225 Difference]: With dead ends: 19573 [2022-11-25 22:26:58,793 INFO L226 Difference]: Without dead ends: 19534 [2022-11-25 22:26:58,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:26:58,814 INFO L413 NwaCegarLoop]: 3819 mSDtfsCounter, 3316 mSDsluCounter, 6805 mSDsCounter, 0 mSdLazyCounter, 1643 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3316 SdHoareTripleChecker+Valid, 10624 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1643 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:26:58,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3316 Valid, 10624 Invalid, 1644 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1643 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2022-11-25 22:26:58,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19534 states. [2022-11-25 22:27:00,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19534 to 19531. [2022-11-25 22:27:00,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19531 states, 11697 states have (on average 1.2751987689151065) internal successors, (14916), 12062 states have internal predecessors, (14916), 6375 states have call successors, (6375), 1460 states have call predecessors, (6375), 1457 states have return successors, (6372), 6206 states have call predecessors, (6372), 6372 states have call successors, (6372) [2022-11-25 22:27:00,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19531 states to 19531 states and 27663 transitions. [2022-11-25 22:27:00,143 INFO L78 Accepts]: Start accepts. Automaton has 19531 states and 27663 transitions. Word has length 277 [2022-11-25 22:27:00,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:27:00,144 INFO L495 AbstractCegarLoop]: Abstraction has 19531 states and 27663 transitions. [2022-11-25 22:27:00,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-25 22:27:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 19531 states and 27663 transitions. [2022-11-25 22:27:00,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-11-25 22:27:00,169 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:27:00,170 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 5, 5, 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, 1, 1] [2022-11-25 22:27:00,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:27:00,170 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:27:00,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:27:00,171 INFO L85 PathProgramCache]: Analyzing trace with hash -319677159, now seen corresponding path program 1 times [2022-11-25 22:27:00,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:27:00,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127700733] [2022-11-25 22:27:00,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:27:00,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:27:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:27:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-11-25 22:27:01,051 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:27:01,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127700733] [2022-11-25 22:27:01,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127700733] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:27:01,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:27:01,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:27:01,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742047981] [2022-11-25 22:27:01,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:27:01,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:27:01,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:27:01,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:27:01,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:27:01,057 INFO L87 Difference]: Start difference. First operand 19531 states and 27663 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-25 22:27:07,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:27:11,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:27:11,064 INFO L93 Difference]: Finished difference Result 45231 states and 64075 transitions. [2022-11-25 22:27:11,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:27:11,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 297 [2022-11-25 22:27:11,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:27:11,220 INFO L225 Difference]: With dead ends: 45231 [2022-11-25 22:27:11,220 INFO L226 Difference]: Without dead ends: 27712 [2022-11-25 22:27:11,314 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:27:11,315 INFO L413 NwaCegarLoop]: 5458 mSDtfsCounter, 2914 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 1568 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2914 SdHoareTripleChecker+Valid, 8460 SdHoareTripleChecker+Invalid, 1584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1568 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:27:11,315 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2914 Valid, 8460 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1568 Invalid, 1 Unknown, 0 Unchecked, 8.9s Time] [2022-11-25 22:27:11,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27712 states. [2022-11-25 22:27:12,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27712 to 27699. [2022-11-25 22:27:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27699 states, 16595 states have (on average 1.2741187104549563) internal successors, (21144), 17118 states have internal predecessors, (21144), 9015 states have call successors, (9015), 2092 states have call predecessors, (9015), 2087 states have return successors, (9012), 8770 states have call predecessors, (9012), 9012 states have call successors, (9012) [2022-11-25 22:27:13,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27699 states to 27699 states and 39171 transitions. [2022-11-25 22:27:13,059 INFO L78 Accepts]: Start accepts. Automaton has 27699 states and 39171 transitions. Word has length 297 [2022-11-25 22:27:13,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:27:13,060 INFO L495 AbstractCegarLoop]: Abstraction has 27699 states and 39171 transitions. [2022-11-25 22:27:13,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-25 22:27:13,060 INFO L276 IsEmpty]: Start isEmpty. Operand 27699 states and 39171 transitions. [2022-11-25 22:27:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-11-25 22:27:13,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:27:13,103 INFO L195 NwaCegarLoop]: trace histogram [26, 21, 21, 21, 21, 21, 21, 6, 6, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:27:13,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 22:27:13,104 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:27:13,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:27:13,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1395540328, now seen corresponding path program 1 times [2022-11-25 22:27:13,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:27:13,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096285972] [2022-11-25 22:27:13,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:27:13,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:27:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:27:13,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1971 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1964 trivial. 0 not checked. [2022-11-25 22:27:13,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:27:13,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096285972] [2022-11-25 22:27:13,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096285972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:27:13,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:27:13,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:27:13,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503763621] [2022-11-25 22:27:13,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:27:13,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:27:13,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:27:13,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:27:13,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:27:13,725 INFO L87 Difference]: Start difference. First operand 27699 states and 39171 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-11-25 22:27:20,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:27:24,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:27:24,755 INFO L93 Difference]: Finished difference Result 65989 states and 93353 transitions. [2022-11-25 22:27:24,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:27:24,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 322 [2022-11-25 22:27:24,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:27:25,010 INFO L225 Difference]: With dead ends: 65989 [2022-11-25 22:27:25,010 INFO L226 Difference]: Without dead ends: 40302 [2022-11-25 22:27:25,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:27:25,147 INFO L413 NwaCegarLoop]: 5806 mSDtfsCounter, 3225 mSDsluCounter, 3024 mSDsCounter, 0 mSdLazyCounter, 1602 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3225 SdHoareTripleChecker+Valid, 8830 SdHoareTripleChecker+Invalid, 1612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1602 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:27:25,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3225 Valid, 8830 Invalid, 1612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1602 Invalid, 1 Unknown, 0 Unchecked, 9.7s Time] [2022-11-25 22:27:25,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40302 states. [2022-11-25 22:27:27,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40302 to 40280. [2022-11-25 22:27:27,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40280 states, 24127 states have (on average 1.2735524516102292) internal successors, (30727), 24899 states have internal predecessors, (30727), 13107 states have call successors, (13107), 3051 states have call predecessors, (13107), 3044 states have return successors, (13104), 12741 states have call predecessors, (13104), 13104 states have call successors, (13104) [2022-11-25 22:27:27,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40280 states to 40280 states and 56938 transitions. [2022-11-25 22:27:27,927 INFO L78 Accepts]: Start accepts. Automaton has 40280 states and 56938 transitions. Word has length 322 [2022-11-25 22:27:27,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:27:27,928 INFO L495 AbstractCegarLoop]: Abstraction has 40280 states and 56938 transitions. [2022-11-25 22:27:27,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-11-25 22:27:27,928 INFO L276 IsEmpty]: Start isEmpty. Operand 40280 states and 56938 transitions. [2022-11-25 22:27:27,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-11-25 22:27:27,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:27:27,992 INFO L195 NwaCegarLoop]: trace histogram [28, 21, 21, 21, 21, 21, 21, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:27:27,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 22:27:27,992 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:27:27,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:27:27,993 INFO L85 PathProgramCache]: Analyzing trace with hash -69094491, now seen corresponding path program 1 times [2022-11-25 22:27:27,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:27:27,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010186417] [2022-11-25 22:27:27,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:27:27,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:27:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:27:30,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2100 trivial. 0 not checked. [2022-11-25 22:27:30,029 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:27:30,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010186417] [2022-11-25 22:27:30,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010186417] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:27:30,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:27:30,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:27:30,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476110659] [2022-11-25 22:27:30,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:27:30,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:27:30,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:27:30,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:27:30,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:27:30,033 INFO L87 Difference]: Start difference. First operand 40280 states and 56938 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-25 22:27:35,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:27:42,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:27:42,286 INFO L93 Difference]: Finished difference Result 40303 states and 56962 transitions. [2022-11-25 22:27:42,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:27:42,288 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 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 346 [2022-11-25 22:27:42,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:27:42,497 INFO L225 Difference]: With dead ends: 40303 [2022-11-25 22:27:42,497 INFO L226 Difference]: Without dead ends: 40301 [2022-11-25 22:27:42,517 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:27:42,518 INFO L413 NwaCegarLoop]: 3818 mSDtfsCounter, 3269 mSDsluCounter, 6805 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3269 SdHoareTripleChecker+Valid, 10623 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:27:42,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3269 Valid, 10623 Invalid, 1644 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1642 Invalid, 1 Unknown, 0 Unchecked, 11.1s Time] [2022-11-25 22:27:42,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40301 states. [2022-11-25 22:27:44,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40301 to 40280. [2022-11-25 22:27:45,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40280 states, 24127 states have (on average 1.273345214904464) internal successors, (30722), 24899 states have internal predecessors, (30722), 13107 states have call successors, (13107), 3051 states have call predecessors, (13107), 3044 states have return successors, (13104), 12741 states have call predecessors, (13104), 13104 states have call successors, (13104) [2022-11-25 22:27:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40280 states to 40280 states and 56933 transitions. [2022-11-25 22:27:45,220 INFO L78 Accepts]: Start accepts. Automaton has 40280 states and 56933 transitions. Word has length 346 [2022-11-25 22:27:45,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:27:45,221 INFO L495 AbstractCegarLoop]: Abstraction has 40280 states and 56933 transitions. [2022-11-25 22:27:45,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-25 22:27:45,222 INFO L276 IsEmpty]: Start isEmpty. Operand 40280 states and 56933 transitions. [2022-11-25 22:27:45,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 817 [2022-11-25 22:27:45,755 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:27:45,756 INFO L195 NwaCegarLoop]: trace histogram [32, 24, 24, 24, 24, 24, 24, 19, 17, 12, 12, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:27:45,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 22:27:45,756 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:27:45,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:27:45,757 INFO L85 PathProgramCache]: Analyzing trace with hash -132798604, now seen corresponding path program 1 times [2022-11-25 22:27:45,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:27:45,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160603376] [2022-11-25 22:27:45,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:27:45,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:27:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:27:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3933 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3933 trivial. 0 not checked. [2022-11-25 22:27:48,386 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:27:48,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160603376] [2022-11-25 22:27:48,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160603376] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:27:48,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:27:48,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:27:48,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039334905] [2022-11-25 22:27:48,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:27:48,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:27:48,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:27:48,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:27:48,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:27:48,390 INFO L87 Difference]: Start difference. First operand 40280 states and 56933 transitions. Second operand has 4 states, 4 states have (on average 52.25) internal successors, (209), 4 states have internal predecessors, (209), 2 states have call successors, (99), 2 states have call predecessors, (99), 1 states have return successors, (98), 2 states have call predecessors, (98), 2 states have call successors, (98) [2022-11-25 22:27:57,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:28:05,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:28:05,009 INFO L93 Difference]: Finished difference Result 119858 states and 176940 transitions. [2022-11-25 22:28:05,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:28:05,010 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 52.25) internal successors, (209), 4 states have internal predecessors, (209), 2 states have call successors, (99), 2 states have call predecessors, (99), 1 states have return successors, (98), 2 states have call predecessors, (98), 2 states have call successors, (98) Word has length 816 [2022-11-25 22:28:05,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:28:05,524 INFO L225 Difference]: With dead ends: 119858 [2022-11-25 22:28:05,525 INFO L226 Difference]: Without dead ends: 81590 [2022-11-25 22:28:05,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:28:05,723 INFO L413 NwaCegarLoop]: 5791 mSDtfsCounter, 2287 mSDsluCounter, 9142 mSDsCounter, 0 mSdLazyCounter, 2488 mSolverCounterSat, 634 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2933 SdHoareTripleChecker+Valid, 14933 SdHoareTripleChecker+Invalid, 3123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 634 IncrementalHoareTripleChecker+Valid, 2488 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:28:05,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2933 Valid, 14933 Invalid, 3123 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [634 Valid, 2488 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2022-11-25 22:28:05,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81590 states. [2022-11-25 22:28:09,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81590 to 40292. [2022-11-25 22:28:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40292 states, 24139 states have (on average 1.2732093293011308) internal successors, (30734), 24911 states have internal predecessors, (30734), 13107 states have call successors, (13107), 3051 states have call predecessors, (13107), 3044 states have return successors, (13104), 12741 states have call predecessors, (13104), 13104 states have call successors, (13104) [2022-11-25 22:28:09,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40292 states to 40292 states and 56945 transitions. [2022-11-25 22:28:09,961 INFO L78 Accepts]: Start accepts. Automaton has 40292 states and 56945 transitions. Word has length 816 [2022-11-25 22:28:09,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:28:09,963 INFO L495 AbstractCegarLoop]: Abstraction has 40292 states and 56945 transitions. [2022-11-25 22:28:09,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.25) internal successors, (209), 4 states have internal predecessors, (209), 2 states have call successors, (99), 2 states have call predecessors, (99), 1 states have return successors, (98), 2 states have call predecessors, (98), 2 states have call successors, (98) [2022-11-25 22:28:09,963 INFO L276 IsEmpty]: Start isEmpty. Operand 40292 states and 56945 transitions. [2022-11-25 22:28:10,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 889 [2022-11-25 22:28:10,112 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:28:10,113 INFO L195 NwaCegarLoop]: trace histogram [33, 25, 25, 25, 25, 25, 25, 20, 18, 12, 12, 10, 9, 9, 9, 9, 9, 9, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:28:10,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 22:28:10,114 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:28:10,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:28:10,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1897823181, now seen corresponding path program 1 times [2022-11-25 22:28:10,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:28:10,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170454427] [2022-11-25 22:28:10,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:10,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:28:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:28:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4259 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4259 trivial. 0 not checked. [2022-11-25 22:28:12,579 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:28:12,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170454427] [2022-11-25 22:28:12,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170454427] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:28:12,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:28:12,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:28:12,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165720528] [2022-11-25 22:28:12,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:28:12,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:28:12,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:28:12,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:28:12,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:28:12,584 INFO L87 Difference]: Start difference. First operand 40292 states and 56945 transitions. Second operand has 4 states, 4 states have (on average 58.5) internal successors, (234), 4 states have internal predecessors, (234), 2 states have call successors, (115), 2 states have call predecessors, (115), 1 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) [2022-11-25 22:28:20,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:28:29,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:28:29,310 INFO L93 Difference]: Finished difference Result 106514 states and 155622 transitions. [2022-11-25 22:28:29,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:28:29,311 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 58.5) internal successors, (234), 4 states have internal predecessors, (234), 2 states have call successors, (115), 2 states have call predecessors, (115), 1 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) Word has length 888 [2022-11-25 22:28:29,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:28:29,630 INFO L225 Difference]: With dead ends: 106514 [2022-11-25 22:28:29,630 INFO L226 Difference]: Without dead ends: 68234 [2022-11-25 22:28:29,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:28:29,955 INFO L413 NwaCegarLoop]: 4633 mSDtfsCounter, 2373 mSDsluCounter, 7683 mSDsCounter, 0 mSdLazyCounter, 2060 mSolverCounterSat, 664 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2705 SdHoareTripleChecker+Valid, 12316 SdHoareTripleChecker+Invalid, 2725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 664 IncrementalHoareTripleChecker+Valid, 2060 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:28:29,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2705 Valid, 12316 Invalid, 2725 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [664 Valid, 2060 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2022-11-25 22:28:30,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68234 states. [2022-11-25 22:28:33,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68234 to 40304. [2022-11-25 22:28:33,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40304 states, 24151 states have (on average 1.2730735787338) internal successors, (30746), 24923 states have internal predecessors, (30746), 13107 states have call successors, (13107), 3051 states have call predecessors, (13107), 3044 states have return successors, (13104), 12741 states have call predecessors, (13104), 13104 states have call successors, (13104) [2022-11-25 22:28:33,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40304 states to 40304 states and 56957 transitions. [2022-11-25 22:28:33,575 INFO L78 Accepts]: Start accepts. Automaton has 40304 states and 56957 transitions. Word has length 888 [2022-11-25 22:28:33,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:28:33,576 INFO L495 AbstractCegarLoop]: Abstraction has 40304 states and 56957 transitions. [2022-11-25 22:28:33,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 58.5) internal successors, (234), 4 states have internal predecessors, (234), 2 states have call successors, (115), 2 states have call predecessors, (115), 1 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) [2022-11-25 22:28:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 40304 states and 56957 transitions. [2022-11-25 22:28:33,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 903 [2022-11-25 22:28:33,711 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:28:33,712 INFO L195 NwaCegarLoop]: trace histogram [34, 26, 26, 26, 26, 26, 26, 20, 18, 12, 12, 10, 9, 9, 9, 9, 9, 9, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:28:33,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 22:28:33,712 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:28:33,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:28:33,713 INFO L85 PathProgramCache]: Analyzing trace with hash 894026199, now seen corresponding path program 1 times [2022-11-25 22:28:33,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:28:33,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318537760] [2022-11-25 22:28:33,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:33,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:28:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:28:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4479 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4479 trivial. 0 not checked. [2022-11-25 22:28:35,838 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:28:35,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318537760] [2022-11-25 22:28:35,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318537760] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:28:35,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:28:35,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:28:35,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346086745] [2022-11-25 22:28:35,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:28:35,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:28:35,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:28:35,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:28:35,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:28:35,842 INFO L87 Difference]: Start difference. First operand 40304 states and 56957 transitions. Second operand has 4 states, 4 states have (on average 58.75) internal successors, (235), 4 states have internal predecessors, (235), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2022-11-25 22:28:43,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:28:55,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:28:55,434 INFO L93 Difference]: Finished difference Result 120116 states and 177312 transitions. [2022-11-25 22:28:55,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:28:55,435 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 58.75) internal successors, (235), 4 states have internal predecessors, (235), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) Word has length 902 [2022-11-25 22:28:55,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:28:55,768 INFO L225 Difference]: With dead ends: 120116 [2022-11-25 22:28:55,768 INFO L226 Difference]: Without dead ends: 81824 [2022-11-25 22:28:55,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:28:55,906 INFO L413 NwaCegarLoop]: 5834 mSDtfsCounter, 2307 mSDsluCounter, 9194 mSDsCounter, 0 mSdLazyCounter, 2499 mSolverCounterSat, 635 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2967 SdHoareTripleChecker+Valid, 15028 SdHoareTripleChecker+Invalid, 3135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 635 IncrementalHoareTripleChecker+Valid, 2499 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:28:55,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2967 Valid, 15028 Invalid, 3135 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [635 Valid, 2499 Invalid, 1 Unknown, 0 Unchecked, 13.3s Time] [2022-11-25 22:28:55,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81824 states. [2022-11-25 22:28:59,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81824 to 40316. [2022-11-25 22:28:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40316 states, 24163 states have (on average 1.272937963001283) internal successors, (30758), 24935 states have internal predecessors, (30758), 13107 states have call successors, (13107), 3051 states have call predecessors, (13107), 3044 states have return successors, (13104), 12741 states have call predecessors, (13104), 13104 states have call successors, (13104) [2022-11-25 22:28:59,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40316 states to 40316 states and 56969 transitions. [2022-11-25 22:28:59,984 INFO L78 Accepts]: Start accepts. Automaton has 40316 states and 56969 transitions. Word has length 902 [2022-11-25 22:28:59,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:28:59,992 INFO L495 AbstractCegarLoop]: Abstraction has 40316 states and 56969 transitions. [2022-11-25 22:28:59,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 58.75) internal successors, (235), 4 states have internal predecessors, (235), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2022-11-25 22:28:59,993 INFO L276 IsEmpty]: Start isEmpty. Operand 40316 states and 56969 transitions. [2022-11-25 22:29:00,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 904 [2022-11-25 22:29:00,119 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:29:00,120 INFO L195 NwaCegarLoop]: trace histogram [34, 26, 26, 26, 26, 26, 26, 20, 18, 12, 12, 10, 9, 9, 9, 9, 9, 9, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:29:00,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 22:29:00,121 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:29:00,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:29:00,122 INFO L85 PathProgramCache]: Analyzing trace with hash -57192302, now seen corresponding path program 1 times [2022-11-25 22:29:00,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:29:00,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010851454] [2022-11-25 22:29:00,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:29:00,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:29:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:29:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4479 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4479 trivial. 0 not checked. [2022-11-25 22:29:02,424 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:29:02,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010851454] [2022-11-25 22:29:02,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010851454] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:29:02,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:29:02,424 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:29:02,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239908628] [2022-11-25 22:29:02,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:29:02,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:29:02,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:29:02,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:29:02,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:29:02,427 INFO L87 Difference]: Start difference. First operand 40316 states and 56969 transitions. Second operand has 4 states, 4 states have (on average 59.0) internal successors, (236), 4 states have internal predecessors, (236), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2022-11-25 22:29:09,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:29:20,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:29:20,957 INFO L93 Difference]: Finished difference Result 87603 states and 128913 transitions. [2022-11-25 22:29:20,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:29:20,957 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 59.0) internal successors, (236), 4 states have internal predecessors, (236), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) Word has length 903 [2022-11-25 22:29:20,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:29:21,206 INFO L225 Difference]: With dead ends: 87603 [2022-11-25 22:29:21,206 INFO L226 Difference]: Without dead ends: 68318 [2022-11-25 22:29:21,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:29:21,274 INFO L413 NwaCegarLoop]: 4690 mSDtfsCounter, 2331 mSDsluCounter, 7738 mSDsCounter, 0 mSdLazyCounter, 2114 mSolverCounterSat, 634 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2684 SdHoareTripleChecker+Valid, 12428 SdHoareTripleChecker+Invalid, 2749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 634 IncrementalHoareTripleChecker+Valid, 2114 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:29:21,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2684 Valid, 12428 Invalid, 2749 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [634 Valid, 2114 Invalid, 1 Unknown, 0 Unchecked, 12.7s Time] [2022-11-25 22:29:21,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68318 states. [2022-11-25 22:29:25,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68318 to 40328. [2022-11-25 22:29:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40328 states, 24175 states have (on average 1.272802481902792) internal successors, (30770), 24947 states have internal predecessors, (30770), 13107 states have call successors, (13107), 3051 states have call predecessors, (13107), 3044 states have return successors, (13104), 12741 states have call predecessors, (13104), 13104 states have call successors, (13104) [2022-11-25 22:29:25,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40328 states to 40328 states and 56981 transitions. [2022-11-25 22:29:25,340 INFO L78 Accepts]: Start accepts. Automaton has 40328 states and 56981 transitions. Word has length 903 [2022-11-25 22:29:25,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:29:25,341 INFO L495 AbstractCegarLoop]: Abstraction has 40328 states and 56981 transitions. [2022-11-25 22:29:25,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 59.0) internal successors, (236), 4 states have internal predecessors, (236), 2 states have call successors, (116), 2 states have call predecessors, (116), 1 states have return successors, (115), 2 states have call predecessors, (115), 2 states have call successors, (115) [2022-11-25 22:29:25,342 INFO L276 IsEmpty]: Start isEmpty. Operand 40328 states and 56981 transitions. [2022-11-25 22:29:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 926 [2022-11-25 22:29:25,459 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:29:25,460 INFO L195 NwaCegarLoop]: trace histogram [34, 26, 26, 26, 26, 26, 26, 20, 20, 12, 12, 11, 9, 9, 9, 9, 9, 9, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:29:25,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 22:29:25,460 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:29:25,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:29:25,461 INFO L85 PathProgramCache]: Analyzing trace with hash -138988204, now seen corresponding path program 1 times [2022-11-25 22:29:25,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:29:25,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215922973] [2022-11-25 22:29:25,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:29:25,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:29:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:29:30,212 INFO L134 CoverageAnalysis]: Checked inductivity of 4589 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4589 trivial. 0 not checked. [2022-11-25 22:29:30,212 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:29:30,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215922973] [2022-11-25 22:29:30,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215922973] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:29:30,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:29:30,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:29:30,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765528391] [2022-11-25 22:29:30,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:29:30,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:29:30,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:29:30,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:29:30,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:29:30,217 INFO L87 Difference]: Start difference. First operand 40328 states and 56981 transitions. Second operand has 4 states, 4 states have (on average 60.25) internal successors, (241), 4 states have internal predecessors, (241), 2 states have call successors, (118), 2 states have call predecessors, (118), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) [2022-11-25 22:29:36,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:29:40,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:29:40,305 INFO L93 Difference]: Finished difference Result 40348 states and 57003 transitions. [2022-11-25 22:29:40,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:29:40,305 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 60.25) internal successors, (241), 4 states have internal predecessors, (241), 2 states have call successors, (118), 2 states have call predecessors, (118), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) Word has length 925 [2022-11-25 22:29:40,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:29:40,446 INFO L225 Difference]: With dead ends: 40348 [2022-11-25 22:29:40,446 INFO L226 Difference]: Without dead ends: 40346 [2022-11-25 22:29:40,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:29:40,465 INFO L413 NwaCegarLoop]: 3049 mSDtfsCounter, 3382 mSDsluCounter, 3047 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3382 SdHoareTripleChecker+Valid, 6096 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:29:40,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3382 Valid, 6096 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1096 Invalid, 1 Unknown, 0 Unchecked, 7.6s Time] [2022-11-25 22:29:40,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40346 states. [2022-11-25 22:29:43,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40346 to 40326. [2022-11-25 22:29:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40326 states, 24174 states have (on average 1.272606933068586) internal successors, (30764), 24945 states have internal predecessors, (30764), 13107 states have call successors, (13107), 3051 states have call predecessors, (13107), 3044 states have return successors, (13104), 12741 states have call predecessors, (13104), 13104 states have call successors, (13104) [2022-11-25 22:29:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40326 states to 40326 states and 56975 transitions. [2022-11-25 22:29:43,844 INFO L78 Accepts]: Start accepts. Automaton has 40326 states and 56975 transitions. Word has length 925 [2022-11-25 22:29:43,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:29:43,845 INFO L495 AbstractCegarLoop]: Abstraction has 40326 states and 56975 transitions. [2022-11-25 22:29:43,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 60.25) internal successors, (241), 4 states have internal predecessors, (241), 2 states have call successors, (118), 2 states have call predecessors, (118), 1 states have return successors, (117), 2 states have call predecessors, (117), 2 states have call successors, (117) [2022-11-25 22:29:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 40326 states and 56975 transitions. [2022-11-25 22:29:43,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 966 [2022-11-25 22:29:43,927 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:29:43,928 INFO L195 NwaCegarLoop]: trace histogram [36, 26, 26, 26, 26, 26, 26, 20, 20, 15, 15, 11, 9, 9, 9, 9, 9, 9, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:29:43,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 22:29:43,928 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:29:43,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:29:43,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1917268592, now seen corresponding path program 1 times [2022-11-25 22:29:43,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:29:43,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70039486] [2022-11-25 22:29:43,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:29:43,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:29:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:29:48,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4859 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4848 trivial. 0 not checked. [2022-11-25 22:29:48,484 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:29:48,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70039486] [2022-11-25 22:29:48,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70039486] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:29:48,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:29:48,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 22:29:48,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878441775] [2022-11-25 22:29:48,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:29:48,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 22:29:48,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:29:48,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 22:29:48,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-25 22:29:48,489 INFO L87 Difference]: Start difference. First operand 40326 states and 56975 transitions. Second operand has 7 states, 6 states have (on average 42.166666666666664) internal successors, (253), 7 states have internal predecessors, (253), 4 states have call successors, (126), 2 states have call predecessors, (126), 2 states have return successors, (125), 3 states have call predecessors, (125), 4 states have call successors, (125) [2022-11-25 22:30:04,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:30:19,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:30:19,447 INFO L93 Difference]: Finished difference Result 106663 states and 155811 transitions. [2022-11-25 22:30:19,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-25 22:30:19,447 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 42.166666666666664) internal successors, (253), 7 states have internal predecessors, (253), 4 states have call successors, (126), 2 states have call predecessors, (126), 2 states have return successors, (125), 3 states have call predecessors, (125), 4 states have call successors, (125) Word has length 965 [2022-11-25 22:30:19,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:30:19,769 INFO L225 Difference]: With dead ends: 106663 [2022-11-25 22:30:19,769 INFO L226 Difference]: Without dead ends: 68341 [2022-11-25 22:30:20,081 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-11-25 22:30:20,082 INFO L413 NwaCegarLoop]: 4677 mSDtfsCounter, 3827 mSDsluCounter, 20539 mSDsCounter, 0 mSdLazyCounter, 4223 mSolverCounterSat, 1592 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3866 SdHoareTripleChecker+Valid, 25216 SdHoareTripleChecker+Invalid, 5816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1592 IncrementalHoareTripleChecker+Valid, 4223 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:30:20,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3866 Valid, 25216 Invalid, 5816 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1592 Valid, 4223 Invalid, 1 Unknown, 0 Unchecked, 22.6s Time] [2022-11-25 22:30:20,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68341 states. [2022-11-25 22:30:25,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68341 to 40332. [2022-11-25 22:30:25,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40332 states, 24177 states have (on average 1.2724076601728915) internal successors, (30763), 24951 states have internal predecessors, (30763), 13108 states have call successors, (13108), 3051 states have call predecessors, (13108), 3046 states have return successors, (13108), 12741 states have call predecessors, (13108), 13105 states have call successors, (13108) [2022-11-25 22:30:25,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40332 states to 40332 states and 56979 transitions. [2022-11-25 22:30:25,201 INFO L78 Accepts]: Start accepts. Automaton has 40332 states and 56979 transitions. Word has length 965 [2022-11-25 22:30:25,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:30:25,202 INFO L495 AbstractCegarLoop]: Abstraction has 40332 states and 56979 transitions. [2022-11-25 22:30:25,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 42.166666666666664) internal successors, (253), 7 states have internal predecessors, (253), 4 states have call successors, (126), 2 states have call predecessors, (126), 2 states have return successors, (125), 3 states have call predecessors, (125), 4 states have call successors, (125) [2022-11-25 22:30:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 40332 states and 56979 transitions. [2022-11-25 22:30:25,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2022-11-25 22:30:25,308 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:30:25,308 INFO L195 NwaCegarLoop]: trace histogram [36, 26, 26, 26, 26, 26, 26, 20, 20, 15, 15, 11, 9, 9, 9, 9, 9, 9, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:30:25,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 22:30:25,309 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:30:25,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:30:25,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1416107495, now seen corresponding path program 1 times [2022-11-25 22:30:25,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:30:25,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468580375] [2022-11-25 22:30:25,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:30:25,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:30:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:30:28,932 INFO L134 CoverageAnalysis]: Checked inductivity of 4859 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4848 trivial. 0 not checked. [2022-11-25 22:30:28,932 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:30:28,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468580375] [2022-11-25 22:30:28,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468580375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:30:28,933 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:30:28,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:30:28,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646603022] [2022-11-25 22:30:28,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:30:28,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:30:28,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:30:28,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:30:28,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:30:28,937 INFO L87 Difference]: Start difference. First operand 40332 states and 56979 transitions. Second operand has 5 states, 5 states have (on average 51.0) internal successors, (255), 5 states have internal predecessors, (255), 2 states have call successors, (126), 2 states have call predecessors, (126), 2 states have return successors, (125), 2 states have call predecessors, (125), 2 states have call successors, (125) [2022-11-25 22:30:39,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:30:49,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:30:49,856 INFO L93 Difference]: Finished difference Result 59444 states and 84007 transitions. [2022-11-25 22:30:49,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:30:49,857 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 51.0) internal successors, (255), 5 states have internal predecessors, (255), 2 states have call successors, (126), 2 states have call predecessors, (126), 2 states have return successors, (125), 2 states have call predecessors, (125), 2 states have call successors, (125) Word has length 967 [2022-11-25 22:30:49,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:30:50,221 INFO L225 Difference]: With dead ends: 59444 [2022-11-25 22:30:50,222 INFO L226 Difference]: Without dead ends: 59368 [2022-11-25 22:30:50,248 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-25 22:30:50,249 INFO L413 NwaCegarLoop]: 3819 mSDtfsCounter, 3373 mSDsluCounter, 9030 mSDsCounter, 0 mSdLazyCounter, 3780 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3373 SdHoareTripleChecker+Valid, 12849 SdHoareTripleChecker+Invalid, 3783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3780 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:30:50,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3373 Valid, 12849 Invalid, 3783 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 3780 Invalid, 1 Unknown, 0 Unchecked, 15.9s Time] [2022-11-25 22:30:50,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59368 states. [2022-11-25 22:30:55,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59368 to 59348. [2022-11-25 22:30:55,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59348 states, 35583 states have (on average 1.2724334654188798) internal successors, (45277), 36715 states have internal predecessors, (45277), 19275 states have call successors, (19275), 4492 states have call predecessors, (19275), 4489 states have return successors, (19280), 18747 states have call predecessors, (19280), 19272 states have call successors, (19280) [2022-11-25 22:30:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59348 states to 59348 states and 83832 transitions. [2022-11-25 22:30:55,568 INFO L78 Accepts]: Start accepts. Automaton has 59348 states and 83832 transitions. Word has length 967 [2022-11-25 22:30:55,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:30:55,569 INFO L495 AbstractCegarLoop]: Abstraction has 59348 states and 83832 transitions. [2022-11-25 22:30:55,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 51.0) internal successors, (255), 5 states have internal predecessors, (255), 2 states have call successors, (126), 2 states have call predecessors, (126), 2 states have return successors, (125), 2 states have call predecessors, (125), 2 states have call successors, (125) [2022-11-25 22:30:55,569 INFO L276 IsEmpty]: Start isEmpty. Operand 59348 states and 83832 transitions. [2022-11-25 22:30:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 978 [2022-11-25 22:30:55,916 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:30:55,918 INFO L195 NwaCegarLoop]: trace histogram [36, 26, 26, 26, 26, 26, 26, 20, 20, 15, 15, 14, 9, 9, 9, 9, 9, 9, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:30:55,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 22:30:55,919 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:30:55,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:30:55,920 INFO L85 PathProgramCache]: Analyzing trace with hash -918901009, now seen corresponding path program 1 times [2022-11-25 22:30:55,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:30:55,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532675333] [2022-11-25 22:30:55,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:30:55,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:30:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat