./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh --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 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 --- 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-2329fc7 [2022-12-14 14:24:22,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:24:22,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:24:22,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:24:22,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:24:22,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:24:22,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:24:22,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:24:22,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:24:22,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:24:22,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:24:22,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:24:22,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:24:22,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:24:22,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:24:22,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:24:22,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:24:22,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:24:22,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:24:22,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:24:22,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:24:22,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:24:22,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:24:22,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:24:22,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:24:22,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:24:22,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:24:22,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:24:22,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:24:22,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:24:22,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:24:22,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:24:22,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:24:22,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:24:22,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:24:22,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:24:22,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:24:22,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:24:22,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:24:22,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:24:22,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:24:22,400 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 14:24:22,415 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:24:22,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:24:22,415 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:24:22,415 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:24:22,416 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:24:22,416 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:24:22,416 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:24:22,416 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:24:22,416 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:24:22,417 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:24:22,417 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:24:22,417 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:24:22,417 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:24:22,417 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:24:22,417 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:24:22,417 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:24:22,417 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:24:22,418 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:24:22,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:24:22,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:24:22,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:24:22,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:24:22,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:24:22,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:24:22,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:24:22,419 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:24:22,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:24:22,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:24:22,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:24:22,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:24:22,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:24:22,420 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:24:22,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:24:22,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:24:22,421 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:24:22,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:24:22,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:24:22,421 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:24:22,421 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_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 [2022-12-14 14:24:22,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:24:22,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:24:22,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:24:22,616 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:24:22,616 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:24:22,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2022-12-14 14:24:25,181 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:24:25,560 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:24:25,560 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2022-12-14 14:24:25,587 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/data/c93713014/73a5ff20195d4465a0924361bbbdfb7a/FLAG34ac15de4 [2022-12-14 14:24:25,734 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/data/c93713014/73a5ff20195d4465a0924361bbbdfb7a [2022-12-14 14:24:25,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:24:25,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:24:25,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:24:25,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:24:25,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:24:25,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:24:25" (1/1) ... [2022-12-14 14:24:25,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a1b3ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:25, skipping insertion in model container [2022-12-14 14:24:25,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:24:25" (1/1) ... [2022-12-14 14:24:25,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:24:25,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:24:26,440 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-14 14:24:26,645 WARN L623 FunctionHandler]: Unknown extern function usbnet_link_change [2022-12-14 14:24:26,650 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,656 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:26,661 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 14:24:26,661 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 14:24:26,669 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-14 14:24:26,674 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-14 14:24:26,683 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-14 14:24:26,684 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-14 14:24:26,694 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-14 14:24:26,695 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 14:24:26,697 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,705 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_endpoints [2022-12-14 14:24:26,706 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,708 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,711 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 14:24:26,719 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-14 14:24:26,720 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 14:24:26,723 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,731 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,732 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,732 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,733 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,734 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,736 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,736 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,737 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,737 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 14:24:26,739 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,741 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,742 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,748 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_endpoints [2022-12-14 14:24:26,750 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,753 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,753 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,754 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,755 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,760 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:26,766 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,767 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,769 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,771 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,777 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,784 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,786 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,791 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,793 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,795 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,815 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,817 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,818 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,818 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,818 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,820 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 14:24:26,829 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,830 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-14 14:24:26,830 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 14:24:26,833 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,842 WARN L623 FunctionHandler]: Unknown extern function usbnet_unlink_rx_urbs [2022-12-14 14:24:26,848 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,849 WARN L623 FunctionHandler]: Unknown extern function usbnet_update_max_qlen [2022-12-14 14:24:26,854 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_endpoints [2022-12-14 14:24:26,856 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:26,858 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:26,859 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:27,198 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_settings [2022-12-14 14:24:27,199 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 14:24:27,200 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_settings [2022-12-14 14:24:27,200 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 14:24:27,200 WARN L623 FunctionHandler]: Unknown extern function usbnet_nway_reset [2022-12-14 14:24:27,201 WARN L623 FunctionHandler]: Unknown extern function usbnet_set_settings [2022-12-14 14:24:27,203 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 14:24:27,224 WARN L623 FunctionHandler]: Unknown extern function usbnet_probe [2022-12-14 14:24:27,225 WARN L623 FunctionHandler]: Unknown extern function usbnet_disconnect [2022-12-14 14:24:27,225 WARN L623 FunctionHandler]: Unknown extern function usbnet_resume [2022-12-14 14:24:27,225 WARN L623 FunctionHandler]: Unknown extern function usbnet_suspend [2022-12-14 14:24:27,226 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_usb_register_driver [2022-12-14 14:24:27,229 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 14:24:27,230 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-14 14:24:27,230 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-14 14:24:27,348 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-14 14:24:27,395 WARN L623 FunctionHandler]: Unknown extern function usbnet_read_cmd [2022-12-14 14:24:27,396 WARN L623 FunctionHandler]: Unknown extern function usbnet_write_cmd [2022-12-14 14:24:27,397 WARN L623 FunctionHandler]: Unknown extern function usbnet_write_cmd_async [2022-12-14 14:24:27,399 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,400 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,400 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-14 14:24:27,401 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 14:24:27,402 WARN L623 FunctionHandler]: Unknown extern function usbnet_skb_return [2022-12-14 14:24:27,402 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,405 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-14 14:24:27,406 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 14:24:27,406 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,407 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,408 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,409 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,410 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,411 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,412 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,413 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,414 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,415 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,416 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,416 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,417 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,418 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,418 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:27,420 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-14 14:24:27,420 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-14 14:24:27,422 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 14:24:27,422 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 14:24:27,423 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,424 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,425 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 14:24:27,425 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 14:24:27,429 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:27,429 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:27,431 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,432 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,433 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,433 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,434 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:27,434 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,435 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,435 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:27,436 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,436 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:27,437 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_drvinfo [2022-12-14 14:24:27,437 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 14:24:27,437 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 14:24:27,439 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:24:27,469 WARN L623 FunctionHandler]: Unknown extern function mdiobus_alloc_size [2022-12-14 14:24:27,528 WARN L623 FunctionHandler]: Unknown extern function phy_mii_ioctl [2022-12-14 14:24:27,533 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,533 WARN L623 FunctionHandler]: Unknown extern function phy_print_status [2022-12-14 14:24:27,541 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,544 WARN L623 FunctionHandler]: Unknown extern function mdiobus_register [2022-12-14 14:24:27,544 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,544 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:27,544 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:27,545 WARN L623 FunctionHandler]: Unknown extern function mdiobus_free [2022-12-14 14:24:27,549 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:27,549 WARN L623 FunctionHandler]: Unknown extern function mdiobus_unregister [2022-12-14 14:24:27,549 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:27,550 WARN L623 FunctionHandler]: Unknown extern function mdiobus_free [2022-12-14 14:24:27,554 WARN L623 FunctionHandler]: Unknown extern function phy_ethtool_gset [2022-12-14 14:24:27,558 WARN L623 FunctionHandler]: Unknown extern function phy_ethtool_sset [2022-12-14 14:24:27,562 WARN L623 FunctionHandler]: Unknown extern function phy_start_aneg [2022-12-14 14:24:27,567 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:27,567 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:27,571 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_endpoints [2022-12-14 14:24:27,572 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,573 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,574 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,575 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,576 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,576 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,577 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:27,582 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,582 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:27,582 WARN L623 FunctionHandler]: Unknown extern function phy_stop [2022-12-14 14:24:27,583 WARN L623 FunctionHandler]: Unknown extern function phy_disconnect [2022-12-14 14:24:27,587 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:27,591 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:27,592 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,593 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,593 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:27,593 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,594 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,595 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:27,596 WARN L623 FunctionHandler]: Unknown extern function phy_connect [2022-12-14 14:24:27,596 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:27,596 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:27,597 WARN L623 FunctionHandler]: Unknown extern function genphy_resume [2022-12-14 14:24:27,597 WARN L623 FunctionHandler]: Unknown extern function phy_start [2022-12-14 14:24:27,743 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_link [2022-12-14 14:24:27,743 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_msglevel [2022-12-14 14:24:27,743 WARN L623 FunctionHandler]: Unknown extern function usbnet_open [2022-12-14 14:24:27,744 WARN L623 FunctionHandler]: Unknown extern function usbnet_start_xmit [2022-12-14 14:24:27,744 WARN L623 FunctionHandler]: Unknown extern function usbnet_stop [2022-12-14 14:24:27,744 WARN L623 FunctionHandler]: Unknown extern function usbnet_tx_timeout [2022-12-14 14:24:27,745 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 14:24:27,745 WARN L623 FunctionHandler]: Unknown extern function usbnet_set_msglevel [2022-12-14 14:24:27,746 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_link [2022-12-14 14:24:27,746 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_msglevel [2022-12-14 14:24:27,747 WARN L623 FunctionHandler]: Unknown extern function usbnet_change_mtu [2022-12-14 14:24:27,747 WARN L623 FunctionHandler]: Unknown extern function usbnet_open [2022-12-14 14:24:27,747 WARN L623 FunctionHandler]: Unknown extern function usbnet_start_xmit [2022-12-14 14:24:27,748 WARN L623 FunctionHandler]: Unknown extern function usbnet_stop [2022-12-14 14:24:27,748 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 14:24:27,748 WARN L623 FunctionHandler]: Unknown extern function usbnet_set_msglevel [2022-12-14 14:24:27,804 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:24:27,811 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,864 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,868 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,872 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,876 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,891 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,895 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,899 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,903 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,907 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,922 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,926 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,930 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,934 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,949 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,966 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,970 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,974 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,978 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,983 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:27,999 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,004 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,008 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,011 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,016 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,032 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,037 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,041 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,045 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,050 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,067 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,071 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,075 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,080 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,084 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,100 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,105 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,109 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,114 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,118 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,135 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,140 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,144 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,148 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,152 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,169 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,173 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,178 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,182 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,186 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,203 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,207 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,211 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,216 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,220 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,235 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,235 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,235 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,236 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,236 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,236 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,236 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,236 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,237 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,237 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,237 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,237 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,256 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_56876bd3-4952-4086-a448-39aeb7cec896/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410722,410735] [2022-12-14 14:24:28,259 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_56876bd3-4952-4086-a448-39aeb7cec896/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410867,410880] [2022-12-14 14:24:28,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:24:28,317 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:24:28,383 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-14 14:24:28,385 WARN L623 FunctionHandler]: Unknown extern function usbnet_link_change [2022-12-14 14:24:28,386 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,387 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:28,387 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 14:24:28,388 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 14:24:28,388 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-14 14:24:28,389 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-14 14:24:28,390 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-14 14:24:28,390 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-14 14:24:28,392 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-14 14:24:28,392 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 14:24:28,393 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,406 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_endpoints [2022-12-14 14:24:28,406 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,408 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,409 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 14:24:28,411 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-14 14:24:28,411 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 14:24:28,412 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,414 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,415 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,415 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,415 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,416 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,417 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,418 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,418 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,419 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 14:24:28,420 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,421 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,422 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,423 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_endpoints [2022-12-14 14:24:28,425 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,426 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,427 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,427 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,427 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,428 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:28,429 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,430 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,431 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,432 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,433 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,435 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,436 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,437 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,438 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,439 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,440 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,440 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,440 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,441 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,441 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,441 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 14:24:28,443 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,443 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-14 14:24:28,443 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 14:24:28,444 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,446 WARN L623 FunctionHandler]: Unknown extern function usbnet_unlink_rx_urbs [2022-12-14 14:24:28,447 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,447 WARN L623 FunctionHandler]: Unknown extern function usbnet_update_max_qlen [2022-12-14 14:24:28,448 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_endpoints [2022-12-14 14:24:28,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,449 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,449 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,461 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_settings [2022-12-14 14:24:28,462 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 14:24:28,462 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_settings [2022-12-14 14:24:28,463 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 14:24:28,463 WARN L623 FunctionHandler]: Unknown extern function usbnet_nway_reset [2022-12-14 14:24:28,463 WARN L623 FunctionHandler]: Unknown extern function usbnet_set_settings [2022-12-14 14:24:28,464 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 14:24:28,476 WARN L623 FunctionHandler]: Unknown extern function usbnet_probe [2022-12-14 14:24:28,476 WARN L623 FunctionHandler]: Unknown extern function usbnet_disconnect [2022-12-14 14:24:28,476 WARN L623 FunctionHandler]: Unknown extern function usbnet_resume [2022-12-14 14:24:28,476 WARN L623 FunctionHandler]: Unknown extern function usbnet_suspend [2022-12-14 14:24:28,477 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_usb_register_driver [2022-12-14 14:24:28,480 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 14:24:28,481 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-14 14:24:28,481 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-14 14:24:28,484 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-14 14:24:28,485 WARN L623 FunctionHandler]: Unknown extern function usbnet_read_cmd [2022-12-14 14:24:28,486 WARN L623 FunctionHandler]: Unknown extern function usbnet_write_cmd [2022-12-14 14:24:28,486 WARN L623 FunctionHandler]: Unknown extern function usbnet_write_cmd_async [2022-12-14 14:24:28,488 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,488 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,489 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-14 14:24:28,489 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 14:24:28,490 WARN L623 FunctionHandler]: Unknown extern function usbnet_skb_return [2022-12-14 14:24:28,490 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,492 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-14 14:24:28,493 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 14:24:28,493 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,493 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,495 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,495 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,496 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,497 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,497 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,499 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,499 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,500 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,501 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,502 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,503 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,503 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,504 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,505 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-14 14:24:28,505 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-14 14:24:28,506 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 14:24:28,507 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 14:24:28,507 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,508 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,509 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 14:24:28,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 14:24:28,512 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:28,512 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:28,513 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,514 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,515 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,515 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,515 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,516 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,517 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,517 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,517 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,518 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:28,518 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_drvinfo [2022-12-14 14:24:28,518 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 14:24:28,518 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 14:24:28,519 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:24:28,520 WARN L623 FunctionHandler]: Unknown extern function mdiobus_alloc_size [2022-12-14 14:24:28,521 WARN L623 FunctionHandler]: Unknown extern function phy_mii_ioctl [2022-12-14 14:24:28,528 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,529 WARN L623 FunctionHandler]: Unknown extern function phy_print_status [2022-12-14 14:24:28,529 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,531 WARN L623 FunctionHandler]: Unknown extern function mdiobus_register [2022-12-14 14:24:28,532 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,532 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:28,532 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:28,533 WARN L623 FunctionHandler]: Unknown extern function mdiobus_free [2022-12-14 14:24:28,533 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:28,534 WARN L623 FunctionHandler]: Unknown extern function mdiobus_unregister [2022-12-14 14:24:28,534 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:28,534 WARN L623 FunctionHandler]: Unknown extern function mdiobus_free [2022-12-14 14:24:28,535 WARN L623 FunctionHandler]: Unknown extern function phy_ethtool_gset [2022-12-14 14:24:28,539 WARN L623 FunctionHandler]: Unknown extern function phy_ethtool_sset [2022-12-14 14:24:28,542 WARN L623 FunctionHandler]: Unknown extern function phy_start_aneg [2022-12-14 14:24:28,545 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,545 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,546 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_endpoints [2022-12-14 14:24:28,546 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,547 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,547 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,548 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,549 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,549 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,550 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:28,552 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,552 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:28,553 WARN L623 FunctionHandler]: Unknown extern function phy_stop [2022-12-14 14:24:28,553 WARN L623 FunctionHandler]: Unknown extern function phy_disconnect [2022-12-14 14:24:28,553 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:24:28,554 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,554 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,555 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,555 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:24:28,555 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,557 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,558 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 14:24:28,558 WARN L623 FunctionHandler]: Unknown extern function phy_connect [2022-12-14 14:24:28,559 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 14:24:28,559 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 14:24:28,560 WARN L623 FunctionHandler]: Unknown extern function genphy_resume [2022-12-14 14:24:28,560 WARN L623 FunctionHandler]: Unknown extern function phy_start [2022-12-14 14:24:28,565 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_link [2022-12-14 14:24:28,565 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_msglevel [2022-12-14 14:24:28,566 WARN L623 FunctionHandler]: Unknown extern function usbnet_open [2022-12-14 14:24:28,566 WARN L623 FunctionHandler]: Unknown extern function usbnet_start_xmit [2022-12-14 14:24:28,566 WARN L623 FunctionHandler]: Unknown extern function usbnet_stop [2022-12-14 14:24:28,566 WARN L623 FunctionHandler]: Unknown extern function usbnet_tx_timeout [2022-12-14 14:24:28,566 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 14:24:28,567 WARN L623 FunctionHandler]: Unknown extern function usbnet_set_msglevel [2022-12-14 14:24:28,567 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_link [2022-12-14 14:24:28,567 WARN L623 FunctionHandler]: Unknown extern function usbnet_get_msglevel [2022-12-14 14:24:28,568 WARN L623 FunctionHandler]: Unknown extern function usbnet_change_mtu [2022-12-14 14:24:28,568 WARN L623 FunctionHandler]: Unknown extern function usbnet_open [2022-12-14 14:24:28,568 WARN L623 FunctionHandler]: Unknown extern function usbnet_start_xmit [2022-12-14 14:24:28,568 WARN L623 FunctionHandler]: Unknown extern function usbnet_stop [2022-12-14 14:24:28,568 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 14:24:28,569 WARN L623 FunctionHandler]: Unknown extern function usbnet_set_msglevel [2022-12-14 14:24:28,577 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:24:28,578 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,580 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,581 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,581 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,581 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,582 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,582 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,582 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,582 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,583 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,583 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,583 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,583 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,584 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,584 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,585 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,585 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,585 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,586 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,586 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,586 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,587 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,587 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,587 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,587 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,588 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,588 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,588 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,588 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,589 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,589 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,589 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,589 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,590 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,590 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,590 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,591 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,591 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,591 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,591 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,592 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,592 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,592 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,592 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,593 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,593 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,593 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,594 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,594 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,594 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,595 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,595 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,595 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,595 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,596 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,596 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,596 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,596 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,597 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,597 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,597 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,597 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,597 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,597 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,597 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,597 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,598 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:24:28,599 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_56876bd3-4952-4086-a448-39aeb7cec896/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410722,410735] [2022-12-14 14:24:28,599 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_56876bd3-4952-4086-a448-39aeb7cec896/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410867,410880] [2022-12-14 14:24:28,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:24:28,943 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:24:28,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28 WrapperNode [2022-12-14 14:24:28,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:24:28,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:24:28,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:24:28,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:24:28,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,121 INFO L138 Inliner]: procedures = 459, calls = 3897, calls flagged for inlining = 222, calls inlined = 206, statements flattened = 6648 [2022-12-14 14:24:29,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:24:29,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:24:29,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:24:29,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:24:29,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,269 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:24:29,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:24:29,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:24:29,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:24:29,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (1/1) ... [2022-12-14 14:24:29,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:24:29,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:24:29,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:24:29,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56876bd3-4952-4086-a448-39aeb7cec896/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:24:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2022-12-14 14:24:29,360 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-12-14 14:24:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-12-14 14:24:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-14 14:24:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-14 14:24:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2022-12-14 14:24:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2022-12-14 14:24:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 14:24:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-14 14:24:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-12-14 14:24:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2022-12-14 14:24:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-14 14:24:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-14 14:24:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-12-14 14:24:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2022-12-14 14:24:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-14 14:24:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2022-12-14 14:24:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2022-12-14 14:24:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-12-14 14:24:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2022-12-14 14:24:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2022-12-14 14:24:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2022-12-14 14:24:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2022-12-14 14:24:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2022-12-14 14:24:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2022-12-14 14:24:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 14:24:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 14:24:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2022-12-14 14:24:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2022-12-14 14:24:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-12-14 14:24:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-12-14 14:24:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:24:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2022-12-14 14:24:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2022-12-14 14:24:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-14 14:24:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-14 14:24:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2022-12-14 14:24:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2022-12-14 14:24:30,069 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:24:30,071 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:24:30,293 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 14:24:37,701 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-14 14:24:37,796 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:24:38,822 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:24:38,822 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 14:24:38,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:24:38 BoogieIcfgContainer [2022-12-14 14:24:38,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:24:38,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:24:38,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:24:38,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:24:38,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:24:25" (1/3) ... [2022-12-14 14:24:38,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e3b0fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:24:38, skipping insertion in model container [2022-12-14 14:24:38,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:24:28" (2/3) ... [2022-12-14 14:24:38,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e3b0fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:24:38, skipping insertion in model container [2022-12-14 14:24:38,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:24:38" (3/3) ... [2022-12-14 14:24:38,833 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2022-12-14 14:24:38,849 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:24:38,849 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 14:24:38,916 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:24:38,921 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;@45adf171, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:24:38,921 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 14:24:38,930 INFO L276 IsEmpty]: Start isEmpty. Operand has 1746 states, 1040 states have (on average 1.3211538461538461) internal successors, (1374), 1049 states have internal predecessors, (1374), 597 states have call successors, (597), 110 states have call predecessors, (597), 109 states have return successors, (590), 585 states have call predecessors, (590), 590 states have call successors, (590) [2022-12-14 14:24:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2022-12-14 14:24:38,963 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:24:38,964 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:24:38,964 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:24:38,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:24:38,968 INFO L85 PathProgramCache]: Analyzing trace with hash 691652384, now seen corresponding path program 1 times [2022-12-14 14:24:38,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:24:38,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182780208] [2022-12-14 14:24:38,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:24:38,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:24:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:24:40,076 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2022-12-14 14:24:40,076 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:24:40,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182780208] [2022-12-14 14:24:40,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182780208] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:24:40,077 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:24:40,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:24:40,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415160246] [2022-12-14 14:24:40,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:24:40,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:24:40,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:24:40,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:24:40,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:24:40,109 INFO L87 Difference]: Start difference. First operand has 1746 states, 1040 states have (on average 1.3211538461538461) internal successors, (1374), 1049 states have internal predecessors, (1374), 597 states have call successors, (597), 110 states have call predecessors, (597), 109 states have return successors, (590), 585 states have call predecessors, (590), 590 states have call successors, (590) Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-12-14 14:24:42,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:24:42,764 INFO L93 Difference]: Finished difference Result 5008 states and 7418 transitions. [2022-12-14 14:24:42,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:24:42,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 414 [2022-12-14 14:24:42,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:24:42,793 INFO L225 Difference]: With dead ends: 5008 [2022-12-14 14:24:42,793 INFO L226 Difference]: Without dead ends: 3273 [2022-12-14 14:24:42,805 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 [2022-12-14 14:24:42,807 INFO L413 NwaCegarLoop]: 2735 mSDtfsCounter, 2325 mSDsluCounter, 2119 mSDsCounter, 0 mSdLazyCounter, 854 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2325 SdHoareTripleChecker+Valid, 4854 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:24:42,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2325 Valid, 4854 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 854 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-14 14:24:42,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3273 states. [2022-12-14 14:24:42,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3273 to 3269. [2022-12-14 14:24:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3269 states, 1981 states have (on average 1.3190307925290257) internal successors, (2613), 1997 states have internal predecessors, (2613), 1075 states have call successors, (1075), 212 states have call predecessors, (1075), 212 states have return successors, (1075), 1063 states have call predecessors, (1075), 1075 states have call successors, (1075) [2022-12-14 14:24:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3269 states to 3269 states and 4763 transitions. [2022-12-14 14:24:42,987 INFO L78 Accepts]: Start accepts. Automaton has 3269 states and 4763 transitions. Word has length 414 [2022-12-14 14:24:42,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:24:42,988 INFO L495 AbstractCegarLoop]: Abstraction has 3269 states and 4763 transitions. [2022-12-14 14:24:42,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-12-14 14:24:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 4763 transitions. [2022-12-14 14:24:42,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-12-14 14:24:42,998 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:24:42,998 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:24:42,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 14:24:42,999 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:24:42,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:24:42,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1004924570, now seen corresponding path program 1 times [2022-12-14 14:24:42,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:24:42,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566537764] [2022-12-14 14:24:42,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:24:42,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:24:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:24:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2022-12-14 14:24:43,487 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:24:43,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566537764] [2022-12-14 14:24:43,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566537764] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:24:43,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:24:43,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:24:43,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464958011] [2022-12-14 14:24:43,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:24:43,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:24:43,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:24:43,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:24:43,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:24:43,491 INFO L87 Difference]: Start difference. First operand 3269 states and 4763 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-12-14 14:24:46,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:24:46,007 INFO L93 Difference]: Finished difference Result 9549 states and 13893 transitions. [2022-12-14 14:24:46,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:24:46,008 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 419 [2022-12-14 14:24:46,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:24:46,046 INFO L225 Difference]: With dead ends: 9549 [2022-12-14 14:24:46,046 INFO L226 Difference]: Without dead ends: 6357 [2022-12-14 14:24:46,060 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 [2022-12-14 14:24:46,061 INFO L413 NwaCegarLoop]: 2700 mSDtfsCounter, 2261 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2261 SdHoareTripleChecker+Valid, 4762 SdHoareTripleChecker+Invalid, 875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:24:46,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2261 Valid, 4762 Invalid, 875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-12-14 14:24:46,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6357 states. [2022-12-14 14:24:46,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6357 to 6353. [2022-12-14 14:24:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6353 states, 3866 states have (on average 1.3186756337299534) internal successors, (5098), 3900 states have internal predecessors, (5098), 2062 states have call successors, (2062), 424 states have call predecessors, (2062), 424 states have return successors, (2062), 2036 states have call predecessors, (2062), 2062 states have call successors, (2062) [2022-12-14 14:24:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6353 states to 6353 states and 9222 transitions. [2022-12-14 14:24:46,309 INFO L78 Accepts]: Start accepts. Automaton has 6353 states and 9222 transitions. Word has length 419 [2022-12-14 14:24:46,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:24:46,310 INFO L495 AbstractCegarLoop]: Abstraction has 6353 states and 9222 transitions. [2022-12-14 14:24:46,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-12-14 14:24:46,310 INFO L276 IsEmpty]: Start isEmpty. Operand 6353 states and 9222 transitions. [2022-12-14 14:24:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-12-14 14:24:46,319 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:24:46,319 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:24:46,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 14:24:46,319 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:24:46,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:24:46,320 INFO L85 PathProgramCache]: Analyzing trace with hash 345466630, now seen corresponding path program 1 times [2022-12-14 14:24:46,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:24:46,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62631339] [2022-12-14 14:24:46,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:24:46,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:24:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:24:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2022-12-14 14:24:46,741 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:24:46,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62631339] [2022-12-14 14:24:46,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62631339] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:24:46,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:24:46,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:24:46,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688295950] [2022-12-14 14:24:46,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:24:46,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:24:46,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:24:46,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:24:46,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:24:46,744 INFO L87 Difference]: Start difference. First operand 6353 states and 9222 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-12-14 14:24:49,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:24:49,298 INFO L93 Difference]: Finished difference Result 18153 states and 26262 transitions. [2022-12-14 14:24:49,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:24:49,299 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 423 [2022-12-14 14:24:49,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:24:49,353 INFO L225 Difference]: With dead ends: 18153 [2022-12-14 14:24:49,353 INFO L226 Difference]: Without dead ends: 11877 [2022-12-14 14:24:49,369 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 [2022-12-14 14:24:49,370 INFO L413 NwaCegarLoop]: 2769 mSDtfsCounter, 2110 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2110 SdHoareTripleChecker+Valid, 4828 SdHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:24:49,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2110 Valid, 4828 Invalid, 909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-12-14 14:24:49,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11877 states. [2022-12-14 14:24:49,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11877 to 11873. [2022-12-14 14:24:49,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11873 states, 7240 states have (on average 1.3138121546961326) internal successors, (9512), 7290 states have internal predecessors, (9512), 3800 states have call successors, (3800), 832 states have call predecessors, (3800), 832 states have return successors, (3800), 3766 states have call predecessors, (3800), 3800 states have call successors, (3800) [2022-12-14 14:24:49,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11873 states to 11873 states and 17112 transitions. [2022-12-14 14:24:49,854 INFO L78 Accepts]: Start accepts. Automaton has 11873 states and 17112 transitions. Word has length 423 [2022-12-14 14:24:49,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:24:49,855 INFO L495 AbstractCegarLoop]: Abstraction has 11873 states and 17112 transitions. [2022-12-14 14:24:49,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-12-14 14:24:49,855 INFO L276 IsEmpty]: Start isEmpty. Operand 11873 states and 17112 transitions. [2022-12-14 14:24:49,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-12-14 14:24:49,863 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:24:49,864 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:24:49,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 14:24:49,864 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:24:49,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:24:49,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1066967789, now seen corresponding path program 1 times [2022-12-14 14:24:49,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:24:49,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601294255] [2022-12-14 14:24:49,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:24:49,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:24:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:24:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2022-12-14 14:24:50,250 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:24:50,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601294255] [2022-12-14 14:24:50,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601294255] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:24:50,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:24:50,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:24:50,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950094420] [2022-12-14 14:24:50,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:24:50,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:24:50,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:24:50,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:24:50,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:24:50,252 INFO L87 Difference]: Start difference. First operand 11873 states and 17112 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, (44), 2 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-12-14 14:24:53,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:24:53,074 INFO L93 Difference]: Finished difference Result 34676 states and 49914 transitions. [2022-12-14 14:24:53,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:24:53,075 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, (44), 2 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 423 [2022-12-14 14:24:53,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:24:53,145 INFO L225 Difference]: With dead ends: 34676 [2022-12-14 14:24:53,145 INFO L226 Difference]: Without dead ends: 22880 [2022-12-14 14:24:53,173 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 [2022-12-14 14:24:53,174 INFO L413 NwaCegarLoop]: 3121 mSDtfsCounter, 2259 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 5183 SdHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:24:53,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2259 Valid, 5183 Invalid, 968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-12-14 14:24:53,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22880 states. [2022-12-14 14:24:53,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22880 to 22876. [2022-12-14 14:24:53,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22876 states, 13990 states have (on average 1.310507505360972) internal successors, (18334), 14092 states have internal predecessors, (18334), 7250 states have call successors, (7250), 1635 states have call predecessors, (7250), 1635 states have return successors, (7250), 7180 states have call predecessors, (7250), 7250 states have call successors, (7250) [2022-12-14 14:24:54,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22876 states to 22876 states and 32834 transitions. [2022-12-14 14:24:54,044 INFO L78 Accepts]: Start accepts. Automaton has 22876 states and 32834 transitions. Word has length 423 [2022-12-14 14:24:54,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:24:54,045 INFO L495 AbstractCegarLoop]: Abstraction has 22876 states and 32834 transitions. [2022-12-14 14:24:54,046 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, (44), 2 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-12-14 14:24:54,046 INFO L276 IsEmpty]: Start isEmpty. Operand 22876 states and 32834 transitions. [2022-12-14 14:24:54,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2022-12-14 14:24:54,054 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:24:54,054 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 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] [2022-12-14 14:24:54,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 14:24:54,055 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:24:54,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:24:54,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1538066745, now seen corresponding path program 1 times [2022-12-14 14:24:54,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:24:54,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079506956] [2022-12-14 14:24:54,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:24:54,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:24:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:24:54,468 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5703 trivial. 0 not checked. [2022-12-14 14:24:54,468 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:24:54,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079506956] [2022-12-14 14:24:54,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079506956] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:24:54,469 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:24:54,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:24:54,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668535819] [2022-12-14 14:24:54,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:24:54,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:24:54,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:24:54,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:24:54,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:24:54,470 INFO L87 Difference]: Start difference. First operand 22876 states and 32834 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-12-14 14:24:57,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:24:57,290 INFO L93 Difference]: Finished difference Result 66986 states and 95912 transitions. [2022-12-14 14:24:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:24:57,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 428 [2022-12-14 14:24:57,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:24:57,445 INFO L225 Difference]: With dead ends: 66986 [2022-12-14 14:24:57,445 INFO L226 Difference]: Without dead ends: 44187 [2022-12-14 14:24:57,511 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 [2022-12-14 14:24:57,511 INFO L413 NwaCegarLoop]: 2663 mSDtfsCounter, 2210 mSDsluCounter, 2048 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2210 SdHoareTripleChecker+Valid, 4711 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:24:57,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2210 Valid, 4711 Invalid, 857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 850 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-12-14 14:24:57,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44187 states. [2022-12-14 14:24:59,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44187 to 44153. [2022-12-14 14:24:59,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44153 states, 26972 states have (on average 1.3055020020762271) internal successors, (35212), 27208 states have internal predecessors, (35212), 13934 states have call successors, (13934), 3246 states have call predecessors, (13934), 3246 states have return successors, (13934), 13762 states have call predecessors, (13934), 13934 states have call successors, (13934) [2022-12-14 14:24:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44153 states to 44153 states and 63080 transitions. [2022-12-14 14:24:59,231 INFO L78 Accepts]: Start accepts. Automaton has 44153 states and 63080 transitions. Word has length 428 [2022-12-14 14:24:59,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:24:59,231 INFO L495 AbstractCegarLoop]: Abstraction has 44153 states and 63080 transitions. [2022-12-14 14:24:59,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-12-14 14:24:59,232 INFO L276 IsEmpty]: Start isEmpty. Operand 44153 states and 63080 transitions. [2022-12-14 14:24:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2022-12-14 14:24:59,238 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:24:59,238 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 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] [2022-12-14 14:24:59,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 14:24:59,238 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:24:59,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:24:59,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1647964145, now seen corresponding path program 1 times [2022-12-14 14:24:59,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:24:59,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637321358] [2022-12-14 14:24:59,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:24:59,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:24:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:24:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5703 trivial. 0 not checked. [2022-12-14 14:24:59,556 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:24:59,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637321358] [2022-12-14 14:24:59,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637321358] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:24:59,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:24:59,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:24:59,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913401978] [2022-12-14 14:24:59,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:24:59,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:24:59,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:24:59,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:24:59,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:24:59,558 INFO L87 Difference]: Start difference. First operand 44153 states and 63080 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-12-14 14:25:04,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:25:04,124 INFO L93 Difference]: Finished difference Result 126955 states and 181073 transitions. [2022-12-14 14:25:04,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:25:04,125 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 429 [2022-12-14 14:25:04,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:25:04,459 INFO L225 Difference]: With dead ends: 126955 [2022-12-14 14:25:04,459 INFO L226 Difference]: Without dead ends: 82879 [2022-12-14 14:25:04,579 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 [2022-12-14 14:25:04,579 INFO L413 NwaCegarLoop]: 2793 mSDtfsCounter, 2201 mSDsluCounter, 2048 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2201 SdHoareTripleChecker+Valid, 4841 SdHoareTripleChecker+Invalid, 937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:25:04,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2201 Valid, 4841 Invalid, 937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-12-14 14:25:04,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82879 states. [2022-12-14 14:25:07,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82879 to 82845. [2022-12-14 14:25:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82845 states, 50435 states have (on average 1.2953107960741548) internal successors, (65329), 50939 states have internal predecessors, (65329), 26293 states have call successors, (26293), 6116 states have call predecessors, (26293), 6116 states have return successors, (26293), 25917 states have call predecessors, (26293), 26293 states have call successors, (26293) [2022-12-14 14:25:07,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82845 states to 82845 states and 117915 transitions. [2022-12-14 14:25:07,712 INFO L78 Accepts]: Start accepts. Automaton has 82845 states and 117915 transitions. Word has length 429 [2022-12-14 14:25:07,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:25:07,713 INFO L495 AbstractCegarLoop]: Abstraction has 82845 states and 117915 transitions. [2022-12-14 14:25:07,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-12-14 14:25:07,713 INFO L276 IsEmpty]: Start isEmpty. Operand 82845 states and 117915 transitions. [2022-12-14 14:25:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2022-12-14 14:25:07,724 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:25:07,725 INFO L195 NwaCegarLoop]: trace histogram [40, 38, 38, 38, 38, 38, 38, 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] [2022-12-14 14:25:07,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 14:25:07,725 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:25:07,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:25:07,726 INFO L85 PathProgramCache]: Analyzing trace with hash 215907546, now seen corresponding path program 1 times [2022-12-14 14:25:07,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:25:07,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296685498] [2022-12-14 14:25:07,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:25:07,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:25:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:25:08,320 INFO L134 CoverageAnalysis]: Checked inductivity of 5781 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2022-12-14 14:25:08,321 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:25:08,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296685498] [2022-12-14 14:25:08,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296685498] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:25:08,321 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:25:08,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:25:08,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239785808] [2022-12-14 14:25:08,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:25:08,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:25:08,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:25:08,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:25:08,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:25:08,324 INFO L87 Difference]: Start difference. First operand 82845 states and 117915 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-12-14 14:25:12,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:25:12,498 INFO L93 Difference]: Finished difference Result 166851 states and 237071 transitions. [2022-12-14 14:25:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:25:12,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 431 [2022-12-14 14:25:12,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:25:12,814 INFO L225 Difference]: With dead ends: 166851 [2022-12-14 14:25:12,814 INFO L226 Difference]: Without dead ends: 84083 [2022-12-14 14:25:13,018 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 [2022-12-14 14:25:13,019 INFO L413 NwaCegarLoop]: 2320 mSDtfsCounter, 924 mSDsluCounter, 2056 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 4376 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:25:13,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [924 Valid, 4376 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-12-14 14:25:13,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84083 states. [2022-12-14 14:25:15,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84083 to 84083. [2022-12-14 14:25:16,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84083 states, 51160 states have (on average 1.2927091477716965) internal successors, (66135), 51666 states have internal predecessors, (66135), 26565 states have call successors, (26565), 6357 states have call predecessors, (26565), 6357 states have return successors, (26565), 26189 states have call predecessors, (26565), 26565 states have call successors, (26565) [2022-12-14 14:25:16,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84083 states to 84083 states and 119265 transitions. [2022-12-14 14:25:16,474 INFO L78 Accepts]: Start accepts. Automaton has 84083 states and 119265 transitions. Word has length 431 [2022-12-14 14:25:16,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:25:16,475 INFO L495 AbstractCegarLoop]: Abstraction has 84083 states and 119265 transitions. [2022-12-14 14:25:16,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-12-14 14:25:16,476 INFO L276 IsEmpty]: Start isEmpty. Operand 84083 states and 119265 transitions. [2022-12-14 14:25:16,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2022-12-14 14:25:16,489 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:25:16,489 INFO L195 NwaCegarLoop]: trace histogram [43, 38, 38, 38, 38, 38, 38, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:25:16,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 14:25:16,490 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:25:16,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:25:16,490 INFO L85 PathProgramCache]: Analyzing trace with hash 191008545, now seen corresponding path program 1 times [2022-12-14 14:25:16,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:25:16,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106296324] [2022-12-14 14:25:16,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:25:16,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:25:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:25:17,118 INFO L134 CoverageAnalysis]: Checked inductivity of 6058 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6051 trivial. 0 not checked. [2022-12-14 14:25:17,118 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:25:17,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106296324] [2022-12-14 14:25:17,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106296324] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:25:17,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:25:17,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:25:17,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407799645] [2022-12-14 14:25:17,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:25:17,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:25:17,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:25:17,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:25:17,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:25:17,121 INFO L87 Difference]: Start difference. First operand 84083 states and 119265 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-12-14 14:25:23,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:25:23,100 INFO L93 Difference]: Finished difference Result 207391 states and 294247 transitions. [2022-12-14 14:25:23,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:25:23,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 475 [2022-12-14 14:25:23,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:25:23,603 INFO L225 Difference]: With dead ends: 207391 [2022-12-14 14:25:23,603 INFO L226 Difference]: Without dead ends: 124047 [2022-12-14 14:25:23,835 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 [2022-12-14 14:25:23,836 INFO L413 NwaCegarLoop]: 3457 mSDtfsCounter, 2275 mSDsluCounter, 2047 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2275 SdHoareTripleChecker+Valid, 5504 SdHoareTripleChecker+Invalid, 1090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:25:23,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2275 Valid, 5504 Invalid, 1090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-12-14 14:25:23,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124047 states. [2022-12-14 14:25:27,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124047 to 124037. [2022-12-14 14:25:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124037 states, 75497 states have (on average 1.291468535173583) internal successors, (97502), 76259 states have internal predecessors, (97502), 39100 states have call successors, (39100), 9439 states have call predecessors, (39100), 9439 states have return successors, (39100), 38532 states have call predecessors, (39100), 39100 states have call successors, (39100) [2022-12-14 14:25:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124037 states to 124037 states and 175702 transitions. [2022-12-14 14:25:28,504 INFO L78 Accepts]: Start accepts. Automaton has 124037 states and 175702 transitions. Word has length 475 [2022-12-14 14:25:28,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:25:28,504 INFO L495 AbstractCegarLoop]: Abstraction has 124037 states and 175702 transitions. [2022-12-14 14:25:28,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-12-14 14:25:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 124037 states and 175702 transitions. [2022-12-14 14:25:28,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2022-12-14 14:25:28,517 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:25:28,518 INFO L195 NwaCegarLoop]: trace histogram [43, 38, 38, 38, 38, 38, 38, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:25:28,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 14:25:28,518 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:25:28,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:25:28,518 INFO L85 PathProgramCache]: Analyzing trace with hash 337270247, now seen corresponding path program 1 times [2022-12-14 14:25:28,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:25:28,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614655017] [2022-12-14 14:25:28,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:25:28,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:25:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:25:29,053 INFO L134 CoverageAnalysis]: Checked inductivity of 6058 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6051 trivial. 0 not checked. [2022-12-14 14:25:29,054 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:25:29,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614655017] [2022-12-14 14:25:29,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614655017] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:25:29,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:25:29,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:25:29,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118209881] [2022-12-14 14:25:29,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:25:29,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:25:29,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:25:29,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:25:29,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:25:29,056 INFO L87 Difference]: Start difference. First operand 124037 states and 175702 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-12-14 14:25:36,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:25:36,378 INFO L93 Difference]: Finished difference Result 306557 states and 434376 transitions. [2022-12-14 14:25:36,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:25:36,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 482 [2022-12-14 14:25:36,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:25:37,069 INFO L225 Difference]: With dead ends: 306557 [2022-12-14 14:25:37,069 INFO L226 Difference]: Without dead ends: 183259 [2022-12-14 14:25:37,392 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 [2022-12-14 14:25:37,393 INFO L413 NwaCegarLoop]: 3457 mSDtfsCounter, 2273 mSDsluCounter, 2048 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2273 SdHoareTripleChecker+Valid, 5505 SdHoareTripleChecker+Invalid, 1090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:25:37,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2273 Valid, 5505 Invalid, 1090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-14 14:25:37,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183259 states. [2022-12-14 14:25:43,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183259 to 183249. [2022-12-14 14:25:43,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183249 states, 111597 states have (on average 1.290339346039768) internal successors, (143998), 112743 states have internal predecessors, (143998), 57626 states have call successors, (57626), 14025 states have call predecessors, (57626), 14025 states have return successors, (57626), 56770 states have call predecessors, (57626), 57626 states have call successors, (57626) [2022-12-14 14:25:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183249 states to 183249 states and 259250 transitions. [2022-12-14 14:25:44,490 INFO L78 Accepts]: Start accepts. Automaton has 183249 states and 259250 transitions. Word has length 482 [2022-12-14 14:25:44,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:25:44,491 INFO L495 AbstractCegarLoop]: Abstraction has 183249 states and 259250 transitions. [2022-12-14 14:25:44,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-12-14 14:25:44,492 INFO L276 IsEmpty]: Start isEmpty. Operand 183249 states and 259250 transitions. [2022-12-14 14:25:44,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2022-12-14 14:25:44,512 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:25:44,512 INFO L195 NwaCegarLoop]: trace histogram [43, 38, 38, 38, 38, 38, 38, 6, 6, 3, 3, 3, 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] [2022-12-14 14:25:44,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 14:25:44,512 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:25:44,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:25:44,513 INFO L85 PathProgramCache]: Analyzing trace with hash -446210782, now seen corresponding path program 1 times [2022-12-14 14:25:44,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:25:44,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873232761] [2022-12-14 14:25:44,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:25:44,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:25:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:25:45,104 INFO L134 CoverageAnalysis]: Checked inductivity of 6084 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6077 trivial. 0 not checked. [2022-12-14 14:25:45,105 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:25:45,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873232761] [2022-12-14 14:25:45,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873232761] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:25:45,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:25:45,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:25:45,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109337800] [2022-12-14 14:25:45,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:25:45,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:25:45,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:25:45,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:25:45,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:25:45,108 INFO L87 Difference]: Start difference. First operand 183249 states and 259250 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (57), 2 states have call predecessors, (57), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-12-14 14:25:55,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:25:55,625 INFO L93 Difference]: Finished difference Result 452289 states and 639842 transitions. [2022-12-14 14:25:55,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:25:55,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (57), 2 states have call predecessors, (57), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 488 [2022-12-14 14:25:55,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:25:56,795 INFO L225 Difference]: With dead ends: 452289 [2022-12-14 14:25:56,795 INFO L226 Difference]: Without dead ends: 269779 [2022-12-14 14:25:57,380 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 [2022-12-14 14:25:57,381 INFO L413 NwaCegarLoop]: 3743 mSDtfsCounter, 2210 mSDsluCounter, 2046 mSDsCounter, 0 mSdLazyCounter, 1107 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2210 SdHoareTripleChecker+Valid, 5789 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:25:57,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2210 Valid, 5789 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1107 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-12-14 14:25:57,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269779 states. [2022-12-14 14:26:06,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269779 to 269705. [2022-12-14 14:26:06,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269705 states, 164293 states have (on average 1.2901827831983104) internal successors, (211968), 166047 states have internal predecessors, (211968), 84640 states have call successors, (84640), 20771 states have call predecessors, (84640), 20771 states have return successors, (84640), 83320 states have call predecessors, (84640), 84640 states have call successors, (84640) [2022-12-14 14:26:07,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269705 states to 269705 states and 381248 transitions. [2022-12-14 14:26:07,930 INFO L78 Accepts]: Start accepts. Automaton has 269705 states and 381248 transitions. Word has length 488 [2022-12-14 14:26:07,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:26:07,931 INFO L495 AbstractCegarLoop]: Abstraction has 269705 states and 381248 transitions. [2022-12-14 14:26:07,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (57), 2 states have call predecessors, (57), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-12-14 14:26:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand 269705 states and 381248 transitions. [2022-12-14 14:26:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2022-12-14 14:26:07,942 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:26:07,942 INFO L195 NwaCegarLoop]: trace histogram [43, 38, 38, 38, 38, 38, 38, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:26:07,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 14:26:07,943 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:26:07,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:26:07,943 INFO L85 PathProgramCache]: Analyzing trace with hash 37404690, now seen corresponding path program 1 times [2022-12-14 14:26:07,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:26:07,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939507059] [2022-12-14 14:26:07,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:26:07,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:26:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:26:08,251 INFO L134 CoverageAnalysis]: Checked inductivity of 6058 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6051 trivial. 0 not checked. [2022-12-14 14:26:08,251 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:26:08,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939507059] [2022-12-14 14:26:08,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939507059] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:26:08,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:26:08,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:26:08,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677681664] [2022-12-14 14:26:08,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:26:08,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:26:08,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:26:08,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:26:08,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:26:08,253 INFO L87 Difference]: Start difference. First operand 269705 states and 381248 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-12-14 14:26:22,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:26:22,818 INFO L93 Difference]: Finished difference Result 666607 states and 942450 transitions. [2022-12-14 14:26:22,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:26:22,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 482 [2022-12-14 14:26:22,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:26:24,695 INFO L225 Difference]: With dead ends: 666607 [2022-12-14 14:26:24,695 INFO L226 Difference]: Without dead ends: 397641 [2022-12-14 14:26:25,596 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 [2022-12-14 14:26:25,597 INFO L413 NwaCegarLoop]: 3457 mSDtfsCounter, 2271 mSDsluCounter, 2048 mSDsCounter, 0 mSdLazyCounter, 1080 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2271 SdHoareTripleChecker+Valid, 5505 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-12-14 14:26:25,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2271 Valid, 5505 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1080 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-12-14 14:26:25,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397641 states. [2022-12-14 14:26:38,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397641 to 397627. [2022-12-14 14:26:39,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397627 states, 242305 states have (on average 1.2885082850126905) internal successors, (312212), 244941 states have internal predecessors, (312212), 124511 states have call successors, (124511), 30810 states have call predecessors, (124511), 30810 states have return successors, (124511), 122525 states have call predecessors, (124511), 124511 states have call successors, (124511) [2022-12-14 14:26:41,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397627 states to 397627 states and 561234 transitions. [2022-12-14 14:26:41,234 INFO L78 Accepts]: Start accepts. Automaton has 397627 states and 561234 transitions. Word has length 482 [2022-12-14 14:26:41,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:26:41,235 INFO L495 AbstractCegarLoop]: Abstraction has 397627 states and 561234 transitions. [2022-12-14 14:26:41,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-12-14 14:26:41,235 INFO L276 IsEmpty]: Start isEmpty. Operand 397627 states and 561234 transitions. [2022-12-14 14:26:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2022-12-14 14:26:41,250 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:26:41,250 INFO L195 NwaCegarLoop]: trace histogram [43, 38, 38, 38, 38, 38, 38, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:26:41,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 14:26:41,251 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:26:41,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:26:41,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1947799589, now seen corresponding path program 1 times [2022-12-14 14:26:41,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:26:41,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958119992] [2022-12-14 14:26:41,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:26:41,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:26:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:26:41,558 INFO L134 CoverageAnalysis]: Checked inductivity of 6058 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6051 trivial. 0 not checked. [2022-12-14 14:26:41,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:26:41,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958119992] [2022-12-14 14:26:41,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958119992] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:26:41,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:26:41,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:26:41,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537844840] [2022-12-14 14:26:41,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:26:41,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:26:41,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:26:41,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:26:41,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:26:41,561 INFO L87 Difference]: Start difference. First operand 397627 states and 561234 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-12-14 14:27:01,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:27:01,911 INFO L93 Difference]: Finished difference Result 970129 states and 1368648 transitions. [2022-12-14 14:27:01,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:27:01,912 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 484 [2022-12-14 14:27:01,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:27:04,576 INFO L225 Difference]: With dead ends: 970129 [2022-12-14 14:27:04,576 INFO L226 Difference]: Without dead ends: 573241 [2022-12-14 14:27:05,757 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 [2022-12-14 14:27:05,758 INFO L413 NwaCegarLoop]: 3455 mSDtfsCounter, 2122 mSDsluCounter, 2045 mSDsCounter, 0 mSdLazyCounter, 1095 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2122 SdHoareTripleChecker+Valid, 5500 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:27:05,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2122 Valid, 5500 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1095 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-14 14:27:06,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573241 states. [2022-12-14 14:27:25,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573241 to 573227. [2022-12-14 14:27:26,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573227 states, 349492 states have (on average 1.2858320075996017) internal successors, (449388), 353046 states have internal predecessors, (449388), 178786 states have call successors, (178786), 44948 states have call predecessors, (178786), 44948 states have return successors, (178786), 176206 states have call predecessors, (178786), 178786 states have call successors, (178786) [2022-12-14 14:27:29,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573227 states to 573227 states and 806960 transitions. [2022-12-14 14:27:29,383 INFO L78 Accepts]: Start accepts. Automaton has 573227 states and 806960 transitions. Word has length 484 [2022-12-14 14:27:29,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:27:29,384 INFO L495 AbstractCegarLoop]: Abstraction has 573227 states and 806960 transitions. [2022-12-14 14:27:29,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-12-14 14:27:29,385 INFO L276 IsEmpty]: Start isEmpty. Operand 573227 states and 806960 transitions. [2022-12-14 14:27:29,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2022-12-14 14:27:29,398 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:27:29,399 INFO L195 NwaCegarLoop]: trace histogram [43, 38, 38, 38, 38, 38, 38, 6, 6, 3, 3, 3, 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] [2022-12-14 14:27:29,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 14:27:29,399 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:27:29,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:27:29,399 INFO L85 PathProgramCache]: Analyzing trace with hash 264902952, now seen corresponding path program 1 times [2022-12-14 14:27:29,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:27:29,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916977007] [2022-12-14 14:27:29,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:27:29,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:27:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:27:29,784 INFO L134 CoverageAnalysis]: Checked inductivity of 6084 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6077 trivial. 0 not checked. [2022-12-14 14:27:29,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:27:29,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916977007] [2022-12-14 14:27:29,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916977007] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:27:29,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:27:29,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:27:29,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932099572] [2022-12-14 14:27:29,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:27:29,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:27:29,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:27:29,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:27:29,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:27:29,787 INFO L87 Difference]: Start difference. First operand 573227 states and 806960 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (57), 2 states have call predecessors, (57), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-12-14 14:27:59,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:27:59,557 INFO L93 Difference]: Finished difference Result 1411414 states and 1987524 transitions. [2022-12-14 14:27:59,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:27:59,558 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (57), 2 states have call predecessors, (57), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 489 [2022-12-14 14:27:59,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:28:04,095 INFO L225 Difference]: With dead ends: 1411414 [2022-12-14 14:28:04,095 INFO L226 Difference]: Without dead ends: 838926 [2022-12-14 14:28:05,978 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 [2022-12-14 14:28:05,979 INFO L413 NwaCegarLoop]: 3818 mSDtfsCounter, 2201 mSDsluCounter, 2046 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2201 SdHoareTripleChecker+Valid, 5864 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-12-14 14:28:05,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2201 Valid, 5864 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1114 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-12-14 14:28:06,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838926 states.