./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2bf66c918295559060a8e3ec892f4cbf4fc66cf4b9f3e9338e9b0a339b20bc2f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:13:33,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:13:33,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:13:33,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:13:33,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:13:33,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:13:33,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:13:33,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:13:33,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:13:33,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:13:33,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:13:33,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:13:33,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:13:33,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:13:33,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:13:33,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:13:33,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:13:33,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:13:33,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:13:33,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:13:33,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:13:33,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:13:33,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:13:33,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:13:33,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:13:33,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:13:33,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:13:33,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:13:33,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:13:33,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:13:33,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:13:33,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:13:33,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:13:33,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:13:33,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:13:33,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:13:33,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:13:33,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:13:33,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:13:33,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:13:33,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:13:33,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:13:33,598 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:13:33,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:13:33,599 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:13:33,599 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:13:33,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:13:33,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:13:33,600 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:13:33,601 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:13:33,601 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:13:33,601 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:13:33,602 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:13:33,602 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:13:33,603 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:13:33,603 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:13:33,603 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:13:33,603 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:13:33,604 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:13:33,604 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:13:33,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:13:33,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:13:33,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:13:33,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:13:33,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:13:33,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:13:33,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:13:33,606 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:13:33,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:13:33,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:13:33,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:13:33,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:13:33,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:13:33,608 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:13:33,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:13:33,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:13:33,609 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:13:33,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:13:33,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:13:33,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:13:33,610 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_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf66c918295559060a8e3ec892f4cbf4fc66cf4b9f3e9338e9b0a339b20bc2f [2022-11-26 00:13:33,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:13:33,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:13:33,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:13:33,957 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:13:33,958 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:13:33,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-11-26 00:13:36,953 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:13:37,784 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:13:37,785 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-11-26 00:13:37,861 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/data/d2c734497/1e936828cbc2406f8f4c234fad6e7d20/FLAG7c77e62be [2022-11-26 00:13:37,878 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/data/d2c734497/1e936828cbc2406f8f4c234fad6e7d20 [2022-11-26 00:13:37,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:13:37,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:13:37,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:13:37,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:13:37,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:13:37,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:13:37" (1/1) ... [2022-11-26 00:13:37,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdd52a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:37, skipping insertion in model container [2022-11-26 00:13:37,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:13:37" (1/1) ... [2022-11-26 00:13:37,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:13:38,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:13:38,791 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-26 00:13:38,831 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:13:39,021 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:39,185 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-11-26 00:13:39,196 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-11-26 00:13:39,245 WARN L623 FunctionHandler]: Unknown extern function proc_create_data [2022-11-26 00:13:39,360 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:39,362 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:13:39,363 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-26 00:13:39,371 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:39,373 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:13:39,373 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:13:39,470 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:39,579 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:39,580 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:39,591 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:39,592 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:39,753 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:39,767 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:39,768 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:39,771 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:39,786 WARN L623 FunctionHandler]: Unknown extern function fb_find_logo [2022-11-26 00:13:39,798 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:39,813 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:39,819 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-26 00:13:39,848 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:39,878 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:39,890 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:39,893 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:39,894 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:13:39,905 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:39,908 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:39,911 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:39,913 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:39,913 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:39,922 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:39,923 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:39,924 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:39,928 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:39,929 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:39,929 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:39,931 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:39,933 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-26 00:13:39,934 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:39,934 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:39,935 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:39,935 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:39,936 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:39,936 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:39,937 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:39,989 WARN L623 FunctionHandler]: Unknown extern function compat_alloc_user_space [2022-11-26 00:13:39,990 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-26 00:13:39,992 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:39,996 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:39,997 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:39,997 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,001 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,002 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,003 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,004 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,005 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-26 00:13:40,013 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,014 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,015 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,017 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,018 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,020 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,022 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,023 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,029 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,030 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,031 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,032 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:40,056 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,057 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,059 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,059 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,060 WARN L623 FunctionHandler]: Unknown extern function vm_get_page_prot [2022-11-26 00:13:40,060 WARN L623 FunctionHandler]: Unknown extern function vm_iomap_memory [2022-11-26 00:13:40,070 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-26 00:13:40,071 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,073 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,079 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,080 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,088 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,089 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,114 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,122 WARN L623 FunctionHandler]: Unknown extern function fb_is_primary_device [2022-11-26 00:13:40,123 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:13:40,124 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:13:40,124 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-11-26 00:13:40,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,136 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_required [2022-11-26 00:13:40,136 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_required [2022-11-26 00:13:40,137 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:40,139 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,139 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:40,139 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,141 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:40,141 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,142 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:40,142 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,142 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_unregister [2022-11-26 00:13:40,143 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,144 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:40,144 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:40,144 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,146 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-26 00:13:40,147 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,147 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,149 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,150 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,151 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,154 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,156 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:40,156 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:40,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,165 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-11-26 00:13:40,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,172 WARN L623 FunctionHandler]: Unknown extern function remove_proc_entry [2022-11-26 00:13:40,172 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-11-26 00:13:40,175 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:40,176 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,176 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:40,177 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,178 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:40,206 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-26 00:13:40,213 WARN L623 FunctionHandler]: Unknown extern function default_llseek [2022-11-26 00:13:40,223 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-26 00:13:40,223 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-26 00:13:40,225 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:40,226 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:40,227 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:40,227 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:40,228 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:40,233 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-11-26 00:13:40,237 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-11-26 00:13:40,373 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-26 00:13:40,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,382 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,382 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,383 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,428 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,476 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,477 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,477 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,480 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,481 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,482 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,516 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:40,518 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:40,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:40,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:40,527 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:40,528 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,545 WARN L623 FunctionHandler]: Unknown extern function int_sqrt [2022-11-26 00:13:40,572 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,582 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:40,583 WARN L623 FunctionHandler]: Unknown extern function of_get_videomode [2022-11-26 00:13:40,584 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:40,591 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:40,591 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:40,592 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:40,592 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:40,593 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:40,649 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,650 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,650 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,651 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,700 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:40,700 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:40,701 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:40,701 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:40,702 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:40,794 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:13:40,795 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,796 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:40,801 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:40,802 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,817 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-26 00:13:40,831 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:40,832 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,832 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,845 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:40,858 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:40,871 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:40,872 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:40,890 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:40,890 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:40,891 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,927 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:40,928 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:40,929 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:40,929 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,948 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:40,949 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:40,949 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,950 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:40,963 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,964 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,970 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,972 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,986 WARN L623 FunctionHandler]: Unknown extern function device_create_file [2022-11-26 00:13:40,987 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-11-26 00:13:40,988 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-11-26 00:13:40,989 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:40,990 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:40,992 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:40,993 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:40,994 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:40,994 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:40,995 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:41,010 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:13:41,103 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-11-26 00:13:41,105 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-11-26 00:13:41,106 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-11-26 00:13:41,108 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-11-26 00:13:41,111 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-26 00:13:41,133 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:41,133 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:41,134 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:41,134 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:41,142 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:41,148 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:41,149 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:41,150 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:41,150 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:41,229 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:41,240 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:41,240 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:41,250 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:41,251 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:41,253 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:41,262 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:41,262 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:41,263 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:41,263 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:41,264 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:41,297 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:13:41,445 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-11-26 00:13:41,446 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-11-26 00:13:41,495 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-26 00:13:41,496 WARN L623 FunctionHandler]: Unknown extern function __lock_page [2022-11-26 00:13:41,503 WARN L623 FunctionHandler]: Unknown extern function vmalloc_to_page [2022-11-26 00:13:41,509 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:41,510 WARN L623 FunctionHandler]: Unknown extern function filemap_write_and_wait_range [2022-11-26 00:13:41,511 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:41,511 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:41,517 WARN L623 FunctionHandler]: Unknown extern function file_update_time [2022-11-26 00:13:41,518 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:41,520 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:41,536 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:41,537 WARN L623 FunctionHandler]: Unknown extern function page_mkclean [2022-11-26 00:13:41,537 WARN L623 FunctionHandler]: Unknown extern function unlock_page [2022-11-26 00:13:41,538 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:41,539 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:41,540 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:13:41,542 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:13:41,543 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:13:41,544 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:13:41,546 WARN L623 FunctionHandler]: Unknown extern function mutex_destroy [2022-11-26 00:13:41,560 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-11-26 00:13:41,560 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-11-26 00:13:41,561 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:41,561 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:41,562 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:41,562 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:41,563 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:41,563 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-26 00:13:41,563 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-26 00:13:41,569 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_6ee2a63d-22b0-46b7-96e9-e30204c5415f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416114,416127] [2022-11-26 00:13:41,604 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:41,617 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:41,623 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:41,624 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:41,629 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:41,631 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-26 00:13:41,632 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:41,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:13:41,835 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:13:41,947 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-26 00:13:41,949 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:13:41,950 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:41,955 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-11-26 00:13:41,955 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-11-26 00:13:41,956 WARN L623 FunctionHandler]: Unknown extern function proc_create_data [2022-11-26 00:13:41,957 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:41,958 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:13:41,958 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-26 00:13:41,958 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:41,959 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:13:41,959 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:13:41,960 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:41,963 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:41,963 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:41,966 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:41,967 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,012 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,013 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,014 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,014 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,016 WARN L623 FunctionHandler]: Unknown extern function fb_find_logo [2022-11-26 00:13:42,018 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,019 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,019 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-26 00:13:42,028 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,035 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,042 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,047 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,047 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:13:42,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,062 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,067 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,069 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,070 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,137 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,137 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,138 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,140 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,141 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,141 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,146 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,147 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-26 00:13:42,148 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,148 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,150 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,151 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,151 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,151 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,152 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,157 WARN L623 FunctionHandler]: Unknown extern function compat_alloc_user_space [2022-11-26 00:13:42,157 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-26 00:13:42,158 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,158 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,159 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,160 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,161 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,161 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,165 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,166 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,167 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-26 00:13:42,168 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,169 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,170 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,170 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,171 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,171 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,172 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,173 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,173 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,174 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,174 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,175 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:13:42,182 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,184 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,185 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,185 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,185 WARN L623 FunctionHandler]: Unknown extern function vm_get_page_prot [2022-11-26 00:13:42,186 WARN L623 FunctionHandler]: Unknown extern function vm_iomap_memory [2022-11-26 00:13:42,187 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-26 00:13:42,187 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,190 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,190 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,192 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,195 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,198 WARN L623 FunctionHandler]: Unknown extern function fb_is_primary_device [2022-11-26 00:13:42,199 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:13:42,199 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:13:42,200 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-11-26 00:13:42,200 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,202 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_required [2022-11-26 00:13:42,202 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_required [2022-11-26 00:13:42,204 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,204 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,204 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,205 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,206 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,206 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,208 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,208 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,208 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_unregister [2022-11-26 00:13:42,209 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,211 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,211 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,212 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,212 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-26 00:13:42,213 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,213 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,214 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,214 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,215 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,216 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,218 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,218 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,219 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,223 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-11-26 00:13:42,224 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,224 WARN L623 FunctionHandler]: Unknown extern function remove_proc_entry [2022-11-26 00:13:42,225 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-11-26 00:13:42,227 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:42,228 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,228 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:42,228 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,230 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-11-26 00:13:42,235 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-26 00:13:42,240 WARN L623 FunctionHandler]: Unknown extern function default_llseek [2022-11-26 00:13:42,241 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-26 00:13:42,242 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-26 00:13:42,243 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,244 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,245 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,245 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:42,245 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,246 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-11-26 00:13:42,247 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-11-26 00:13:42,253 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-26 00:13:42,255 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,256 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,256 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,257 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,268 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,288 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,288 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,288 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,291 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,291 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,292 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,300 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,309 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:42,311 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:42,314 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:42,316 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,316 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,317 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:42,318 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,320 WARN L623 FunctionHandler]: Unknown extern function int_sqrt [2022-11-26 00:13:42,325 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,360 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:42,361 WARN L623 FunctionHandler]: Unknown extern function of_get_videomode [2022-11-26 00:13:42,362 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-26 00:13:42,368 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,368 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,369 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,369 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:42,369 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,373 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,373 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,373 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,374 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,388 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,389 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,390 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,390 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:42,390 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,392 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:13:42,393 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,393 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,394 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,394 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,397 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-26 00:13:42,400 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,401 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,401 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,404 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:42,407 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:42,410 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:42,410 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:42,412 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,413 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:42,413 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,415 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:42,416 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:42,416 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,417 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,419 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-11-26 00:13:42,419 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-11-26 00:13:42,419 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,420 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-11-26 00:13:42,422 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,422 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,423 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,424 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,429 WARN L623 FunctionHandler]: Unknown extern function device_create_file [2022-11-26 00:13:42,429 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-11-26 00:13:42,430 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-11-26 00:13:42,431 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,432 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,432 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,433 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,433 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,433 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:42,434 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,434 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:13:42,450 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-11-26 00:13:42,451 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-11-26 00:13:42,451 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-11-26 00:13:42,452 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-11-26 00:13:42,454 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-26 00:13:42,467 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:42,467 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,468 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:42,468 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,473 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,474 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,474 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,475 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:42,475 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,483 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,483 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:13:42,486 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,487 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,487 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,491 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,491 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,492 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,492 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:42,492 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,493 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:13:42,495 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-11-26 00:13:42,496 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-11-26 00:13:42,497 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-26 00:13:42,497 WARN L623 FunctionHandler]: Unknown extern function __lock_page [2022-11-26 00:13:42,498 WARN L623 FunctionHandler]: Unknown extern function vmalloc_to_page [2022-11-26 00:13:42,499 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:13:42,500 WARN L623 FunctionHandler]: Unknown extern function filemap_write_and_wait_range [2022-11-26 00:13:42,501 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,501 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,502 WARN L623 FunctionHandler]: Unknown extern function file_update_time [2022-11-26 00:13:42,503 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,506 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,508 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-26 00:13:42,508 WARN L623 FunctionHandler]: Unknown extern function page_mkclean [2022-11-26 00:13:42,508 WARN L623 FunctionHandler]: Unknown extern function unlock_page [2022-11-26 00:13:42,510 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:13:42,511 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:13:42,512 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:13:42,514 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:13:42,514 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:13:42,514 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:13:42,573 WARN L623 FunctionHandler]: Unknown extern function mutex_destroy [2022-11-26 00:13:42,577 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-11-26 00:13:42,577 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-11-26 00:13:42,578 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,579 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,579 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:13:42,579 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-26 00:13:42,580 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:13:42,580 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-26 00:13:42,581 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-26 00:13:42,581 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_6ee2a63d-22b0-46b7-96e9-e30204c5415f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416114,416127] [2022-11-26 00:13:42,583 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:42,585 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:42,585 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:42,586 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:42,588 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:42,589 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-26 00:13:42,594 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:13:42,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:13:42,902 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:13:42,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42 WrapperNode [2022-11-26 00:13:42,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:13:42,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:13:42,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:13:42,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:13:42,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:43,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:43,735 INFO L138 Inliner]: procedures = 416, calls = 8999, calls flagged for inlining = 161, calls inlined = 152, statements flattened = 14470 [2022-11-26 00:13:43,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:13:43,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:13:43,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:13:43,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:13:43,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:43,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:43,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:43,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:44,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:44,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:44,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:44,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:44,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:13:44,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:13:44,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:13:44,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:13:44,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (1/1) ... [2022-11-26 00:13:44,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:13:44,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:13:44,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:13:44,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:13:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_vfreq [2022-11-26 00:13:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_vfreq [2022-11-26 00:13:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-26 00:13:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure fb_create_modedb [2022-11-26 00:13:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_create_modedb [2022-11-26 00:13:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-26 00:13:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-26 00:13:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_mkwrite [2022-11-26 00:13:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_mkwrite [2022-11-26 00:13:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-26 00:13:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-26 00:13:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-26 00:13:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-26 00:13:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_dclk [2022-11-26 00:13:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_dclk [2022-11-26 00:13:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_limits_block [2022-11-26 00:13:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_limits_block [2022-11-26 00:13:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_monitor_block [2022-11-26 00:13:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_monitor_block [2022-11-26 00:13:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-26 00:13:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-26 00:13:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-26 00:13:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-26 00:13:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure put_fb_info [2022-11-26 00:13:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure put_fb_info [2022-11-26 00:13:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2022-11-26 00:13:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2022-11-26 00:13:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_timing_block [2022-11-26 00:13:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_timing_block [2022-11-26 00:13:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:13:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure pm_vt_switch_required [2022-11-26 00:13:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_vt_switch_required [2022-11-26 00:13:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_ascii_block [2022-11-26 00:13:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_ascii_block [2022-11-26 00:13:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-26 00:13:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-26 00:13:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-26 00:13:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-26 00:13:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-26 00:13:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-26 00:13:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_hfreq [2022-11-26 00:13:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_hfreq [2022-11-26 00:13:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_framebuffer [2022-11-26 00:13:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_framebuffer [2022-11-26 00:13:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_fault [2022-11-26 00:13:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_fault [2022-11-26 00:13:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure fb_seq_show [2022-11-26 00:13:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_seq_show [2022-11-26 00:13:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure fb_pan_display [2022-11-26 00:13:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_pan_display [2022-11-26 00:13:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure fb_be_math [2022-11-26 00:13:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_be_math [2022-11-26 00:13:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-26 00:13:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure fb_var_to_videomode [2022-11-26 00:13:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_var_to_videomode [2022-11-26 00:13:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_vblank [2022-11-26 00:13:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_vblank [2022-11-26 00:13:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-26 00:13:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-26 00:13:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-26 00:13:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure fb_getput_cmap [2022-11-26 00:13:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_getput_cmap [2022-11-26 00:13:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:13:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure fb_mode_is_equal [2022-11-26 00:13:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_mode_is_equal [2022-11-26 00:13:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-26 00:13:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-26 00:13:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_framebuffer [2022-11-26 00:13:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_framebuffer [2022-11-26 00:13:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-26 00:13:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-26 00:13:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-26 00:13:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-26 00:13:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-26 00:13:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-26 00:13:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:13:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure fb_show_logo_line [2022-11-26 00:13:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_show_logo_line [2022-11-26 00:13:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-26 00:13:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-26 00:13:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2022-11-26 00:13:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2022-11-26 00:13:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:13:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:13:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-26 00:13:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:13:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:13:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-26 00:13:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-26 00:13:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode_cvt [2022-11-26 00:13:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_mode_cvt [2022-11-26 00:13:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure do_fb_ioctl [2022-11-26 00:13:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fb_ioctl [2022-11-26 00:13:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_logocmap [2022-11-26 00:13:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_logocmap [2022-11-26 00:13:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure lock_page [2022-11-26 00:13:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_page [2022-11-26 00:13:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure fb_copy_cmap [2022-11-26 00:13:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_copy_cmap [2022-11-26 00:13:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-26 00:13:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-26 00:13:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure fb_notifier_call_chain [2022-11-26 00:13:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_notifier_call_chain [2022-11-26 00:13:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure edid_check_header [2022-11-26 00:13:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_check_header [2022-11-26 00:13:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_set_page_dirty [2022-11-26 00:13:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_set_page_dirty [2022-11-26 00:13:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-26 00:13:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-26 00:13:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure calc_mode_timings [2022-11-26 00:13:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_mode_timings [2022-11-26 00:13:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:13:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:13:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-26 00:13:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-26 00:13:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure fb_ioctl [2022-11-26 00:13:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_ioctl [2022-11-26 00:13:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-26 00:13:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-26 00:13:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-26 00:13:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-26 00:13:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-26 00:13:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-26 00:13:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-26 00:13:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-26 00:13:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure fb_write [2022-11-26 00:13:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_write [2022-11-26 00:13:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2022-11-26 00:13:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2022-11-26 00:13:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-26 00:13:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-26 00:13:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-11-26 00:13:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-11-26 00:13:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2022-11-26 00:13:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2022-11-26 00:13:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-26 00:13:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-26 00:13:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-26 00:13:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-26 00:13:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-26 00:13:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-26 00:13:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-26 00:13:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-26 00:13:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-26 00:13:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-26 00:13:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure edid_checksum [2022-11-26 00:13:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_checksum [2022-11-26 00:13:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure do_remove_conflicting_framebuffers [2022-11-26 00:13:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure do_remove_conflicting_framebuffers [2022-11-26 00:13:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure fb_release [2022-11-26 00:13:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_release [2022-11-26 00:13:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:13:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-26 00:13:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-26 00:13:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure get_fb_info [2022-11-26 00:13:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fb_info [2022-11-26 00:13:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-26 00:13:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-26 00:13:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:13:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_work [2022-11-26 00:13:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_work [2022-11-26 00:13:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2022-11-26 00:13:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2022-11-26 00:13:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-26 00:13:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-26 00:13:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-11-26 00:13:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-11-26 00:13:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:13:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_fsync [2022-11-26 00:13:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_fsync [2022-11-26 00:13:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-26 00:13:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-26 00:13:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-26 00:13:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-26 00:13:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure proc_fb_open [2022-11-26 00:13:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_fb_open [2022-11-26 00:13:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_serial_block [2022-11-26 00:13:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_serial_block [2022-11-26 00:13:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-26 00:13:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-26 00:13:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_fb_info [2022-11-26 00:13:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_fb_info [2022-11-26 00:13:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure get_std_timing [2022-11-26 00:13:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure get_std_timing [2022-11-26 00:13:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_cmap [2022-11-26 00:13:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_cmap [2022-11-26 00:13:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-26 00:13:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-26 00:13:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure file_fb_info [2022-11-26 00:13:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure file_fb_info [2022-11-26 00:13:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_page [2022-11-26 00:13:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_page [2022-11-26 00:13:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure fb_mmap [2022-11-26 00:13:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_mmap [2022-11-26 00:13:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_from_videomode [2022-11-26 00:13:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_from_videomode [2022-11-26 00:13:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2022-11-26 00:13:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2022-11-26 00:13:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure fb_compat_ioctl [2022-11-26 00:13:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_compat_ioctl [2022-11-26 00:13:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2022-11-26 00:13:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2022-11-26 00:13:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure lock_fb_info [2022-11-26 00:13:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_fb_info [2022-11-26 00:13:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-26 00:13:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-26 00:13:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-26 00:13:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-26 00:13:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure safe_shift [2022-11-26 00:13:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_shift [2022-11-26 00:13:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:13:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_open [2022-11-26 00:13:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_open [2022-11-26 00:13:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2022-11-26 00:13:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2022-11-26 00:13:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-26 00:13:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-26 00:13:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure fb_read [2022-11-26 00:13:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_read [2022-11-26 00:13:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-26 00:13:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-26 00:13:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-26 00:13:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-26 00:13:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-26 00:13:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-26 00:13:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure fb_open [2022-11-26 00:13:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_open [2022-11-26 00:13:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2022-11-26 00:13:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2022-11-26 00:13:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-26 00:13:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-26 00:13:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure fb_blank [2022-11-26 00:13:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_blank [2022-11-26 00:13:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-11-26 00:13:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-11-26 00:13:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-11-26 00:13:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-11-26 00:13:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-26 00:13:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-26 00:13:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_fscreeninfo [2022-11-26 00:13:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_fscreeninfo [2022-11-26 00:13:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure fix_edid [2022-11-26 00:13:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_edid [2022-11-26 00:13:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure check_edid [2022-11-26 00:13:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure check_edid [2022-11-26 00:13:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure fb_alloc_cmap_gfp [2022-11-26 00:13:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_alloc_cmap_gfp [2022-11-26 00:13:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-26 00:13:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-26 00:13:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_hblank_by_hfreq [2022-11-26 00:13:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_hblank_by_hfreq [2022-11-26 00:13:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure get_detailed_timing [2022-11-26 00:13:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure get_detailed_timing [2022-11-26 00:13:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure fb_seq_stop [2022-11-26 00:13:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_seq_stop [2022-11-26 00:13:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:13:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-26 00:13:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-26 00:13:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure fb_show_logo [2022-11-26 00:13:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_show_logo [2022-11-26 00:13:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure copy_string [2022-11-26 00:13:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_string [2022-11-26 00:13:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-11-26 00:13:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-11-26 00:13:46,213 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:13:46,217 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:14:09,146 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-26 00:14:55,127 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:15:02,790 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:15:02,791 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-26 00:15:02,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:15:02 BoogieIcfgContainer [2022-11-26 00:15:02,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:15:02,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:15:02,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:15:02,802 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:15:02,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:13:37" (1/3) ... [2022-11-26 00:15:02,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b2c184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:15:02, skipping insertion in model container [2022-11-26 00:15:02,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:42" (2/3) ... [2022-11-26 00:15:02,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b2c184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:15:02, skipping insertion in model container [2022-11-26 00:15:02,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:15:02" (3/3) ... [2022-11-26 00:15:02,806 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-11-26 00:15:02,830 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:15:02,831 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:15:02,943 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:15:02,953 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;@dbf4cd1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:15:02,954 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:15:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 1744 states, 1140 states have (on average 1.4026315789473685) internal successors, (1599), 1183 states have internal predecessors, (1599), 481 states have call successors, (481), 122 states have call predecessors, (481), 121 states have return successors, (474), 463 states have call predecessors, (474), 474 states have call successors, (474) [2022-11-26 00:15:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-26 00:15:03,000 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:15:03,001 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:15:03,001 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:15:03,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:15:03,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1646296403, now seen corresponding path program 1 times [2022-11-26 00:15:03,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:15:03,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793872572] [2022-11-26 00:15:03,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:15:03,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:15:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:15:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2022-11-26 00:15:05,414 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:15:05,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793872572] [2022-11-26 00:15:05,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793872572] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:15:05,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:15:05,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:15:05,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378361868] [2022-11-26 00:15:05,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:15:05,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:15:05,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:15:05,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:15:05,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:15:05,476 INFO L87 Difference]: Start difference. First operand has 1744 states, 1140 states have (on average 1.4026315789473685) internal successors, (1599), 1183 states have internal predecessors, (1599), 481 states have call successors, (481), 122 states have call predecessors, (481), 121 states have return successors, (474), 463 states have call predecessors, (474), 474 states have call successors, (474) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-11-26 00:15:07,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:10,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:11,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:13,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:16,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:18,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:21,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:23,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:24,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:26,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:28,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:29,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:30,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:32,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:34,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:37,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:39,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:42,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:46,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:48,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:50,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:50,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:15:50,652 INFO L93 Difference]: Finished difference Result 5039 states and 7463 transitions. [2022-11-26 00:15:50,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:15:50,654 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 223 [2022-11-26 00:15:50,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:15:50,712 INFO L225 Difference]: With dead ends: 5039 [2022-11-26 00:15:50,712 INFO L226 Difference]: Without dead ends: 3316 [2022-11-26 00:15:50,730 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:15:50,734 INFO L413 NwaCegarLoop]: 2753 mSDtfsCounter, 2330 mSDsluCounter, 2232 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 3 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2347 SdHoareTripleChecker+Valid, 4985 SdHoareTripleChecker+Invalid, 601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:15:50,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2347 Valid, 4985 Invalid, 601 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 585 Invalid, 13 Unknown, 0 Unchecked, 44.8s Time] [2022-11-26 00:15:50,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3316 states. [2022-11-26 00:15:51,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3316 to 3305. [2022-11-26 00:15:51,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3305 states, 2166 states have (on average 1.394275161588181) internal successors, (3020), 2232 states have internal predecessors, (3020), 904 states have call successors, (904), 235 states have call predecessors, (904), 234 states have return successors, (909), 878 states have call predecessors, (909), 902 states have call successors, (909) [2022-11-26 00:15:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 4833 transitions. [2022-11-26 00:15:51,064 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 4833 transitions. Word has length 223 [2022-11-26 00:15:51,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:15:51,065 INFO L495 AbstractCegarLoop]: Abstraction has 3305 states and 4833 transitions. [2022-11-26 00:15:51,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-11-26 00:15:51,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 4833 transitions. [2022-11-26 00:15:51,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-11-26 00:15:51,072 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:15:51,073 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:15:51,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:15:51,073 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:15:51,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:15:51,074 INFO L85 PathProgramCache]: Analyzing trace with hash -809622591, now seen corresponding path program 1 times [2022-11-26 00:15:51,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:15:51,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378655922] [2022-11-26 00:15:51,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:15:51,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:15:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:15:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2022-11-26 00:15:52,193 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:15:52,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378655922] [2022-11-26 00:15:52,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378655922] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:15:52,194 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:15:52,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:15:52,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367950746] [2022-11-26 00:15:52,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:15:52,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:15:52,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:15:52,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:15:52,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:15:52,198 INFO L87 Difference]: Start difference. First operand 3305 states and 4833 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-26 00:15:54,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:15:56,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:15:58,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:01,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:03,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:05,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:10,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:12,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:14,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:16,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:18,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:20,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:22,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:24,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:26,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:28,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:30,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:32,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:35,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:16:35,103 INFO L93 Difference]: Finished difference Result 7659 states and 11106 transitions. [2022-11-26 00:16:35,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:16:35,104 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 237 [2022-11-26 00:16:35,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:16:35,135 INFO L225 Difference]: With dead ends: 7659 [2022-11-26 00:16:35,135 INFO L226 Difference]: Without dead ends: 4401 [2022-11-26 00:16:35,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:16:35,152 INFO L413 NwaCegarLoop]: 2437 mSDtfsCounter, 751 mSDsluCounter, 2200 mSDsCounter, 0 mSdLazyCounter, 609 mSolverCounterSat, 2 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 4637 SdHoareTripleChecker+Invalid, 624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 609 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:16:35,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [756 Valid, 4637 Invalid, 624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 609 Invalid, 13 Unknown, 0 Unchecked, 42.7s Time] [2022-11-26 00:16:35,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4401 states. [2022-11-26 00:16:35,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4401 to 4388. [2022-11-26 00:16:35,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4388 states, 2876 states have (on average 1.3908205841446453) internal successors, (4000), 2987 states have internal predecessors, (4000), 1159 states have call successors, (1159), 353 states have call predecessors, (1159), 352 states have return successors, (1168), 1108 states have call predecessors, (1168), 1157 states have call successors, (1168) [2022-11-26 00:16:35,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 4388 states and 6327 transitions. [2022-11-26 00:16:35,358 INFO L78 Accepts]: Start accepts. Automaton has 4388 states and 6327 transitions. Word has length 237 [2022-11-26 00:16:35,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:16:35,359 INFO L495 AbstractCegarLoop]: Abstraction has 4388 states and 6327 transitions. [2022-11-26 00:16:35,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-26 00:16:35,359 INFO L276 IsEmpty]: Start isEmpty. Operand 4388 states and 6327 transitions. [2022-11-26 00:16:35,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-26 00:16:35,365 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:16:35,366 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:16:35,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:16:35,366 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:16:35,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:16:35,367 INFO L85 PathProgramCache]: Analyzing trace with hash 990095273, now seen corresponding path program 1 times [2022-11-26 00:16:35,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:16:35,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943585014] [2022-11-26 00:16:35,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:16:35,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:16:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:16:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1001 trivial. 0 not checked. [2022-11-26 00:16:36,605 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:16:36,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943585014] [2022-11-26 00:16:36,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943585014] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:16:36,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:16:36,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:16:36,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389986330] [2022-11-26 00:16:36,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:16:36,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:16:36,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:16:36,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:16:36,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:16:36,609 INFO L87 Difference]: Start difference. First operand 4388 states and 6327 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-26 00:16:38,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:41,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:42,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:45,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:47,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:50,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:16:54,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:16:58,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:01,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:03,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:05,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:06,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:08,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:10,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:13,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:15,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:17:15,620 INFO L93 Difference]: Finished difference Result 12972 states and 18839 transitions. [2022-11-26 00:17:15,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:17:15,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 272 [2022-11-26 00:17:15,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:17:15,678 INFO L225 Difference]: With dead ends: 12972 [2022-11-26 00:17:15,678 INFO L226 Difference]: Without dead ends: 8629 [2022-11-26 00:17:15,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:17:15,698 INFO L413 NwaCegarLoop]: 2736 mSDtfsCounter, 2310 mSDsluCounter, 2202 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 1 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2325 SdHoareTripleChecker+Valid, 4938 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:17:15,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2325 Valid, 4938 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 576 Invalid, 12 Unknown, 0 Unchecked, 38.6s Time] [2022-11-26 00:17:15,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8629 states. [2022-11-26 00:17:16,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8629 to 8615. [2022-11-26 00:17:16,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8615 states, 5642 states have (on average 1.389932647997164) internal successors, (7842), 5860 states have internal predecessors, (7842), 2274 states have call successors, (2274), 699 states have call predecessors, (2274), 698 states have return successors, (2373), 2170 states have call predecessors, (2373), 2272 states have call successors, (2373) [2022-11-26 00:17:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8615 states to 8615 states and 12489 transitions. [2022-11-26 00:17:16,093 INFO L78 Accepts]: Start accepts. Automaton has 8615 states and 12489 transitions. Word has length 272 [2022-11-26 00:17:16,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:17:16,094 INFO L495 AbstractCegarLoop]: Abstraction has 8615 states and 12489 transitions. [2022-11-26 00:17:16,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-26 00:17:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 8615 states and 12489 transitions. [2022-11-26 00:17:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-11-26 00:17:16,102 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:17:16,102 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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] [2022-11-26 00:17:16,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:17:16,103 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:17:16,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:17:16,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1203339903, now seen corresponding path program 1 times [2022-11-26 00:17:16,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:17:16,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952882507] [2022-11-26 00:17:16,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:17:16,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:17:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:17:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1001 trivial. 0 not checked. [2022-11-26 00:17:17,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:17:17,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952882507] [2022-11-26 00:17:17,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952882507] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:17:17,152 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:17:17,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:17:17,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129602313] [2022-11-26 00:17:17,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:17:17,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:17:17,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:17:17,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:17:17,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:17:17,155 INFO L87 Difference]: Start difference. First operand 8615 states and 12489 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-26 00:17:19,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:21,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:23,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:25,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:27,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:29,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:31,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:33,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:35,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:37,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:40,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:42,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:44,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:46,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:17:49,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:51,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:53,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:55,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:57,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:17:58,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:17:58,253 INFO L93 Difference]: Finished difference Result 13598 states and 19637 transitions. [2022-11-26 00:17:58,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:17:58,254 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), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 294 [2022-11-26 00:17:58,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:17:58,285 INFO L225 Difference]: With dead ends: 13598 [2022-11-26 00:17:58,285 INFO L226 Difference]: Without dead ends: 5029 [2022-11-26 00:17:58,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:17:58,318 INFO L413 NwaCegarLoop]: 2237 mSDtfsCounter, 5 mSDsluCounter, 2230 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 1 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4467 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 563 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:17:58,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4467 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 563 Invalid, 14 Unknown, 0 Unchecked, 40.9s Time] [2022-11-26 00:17:58,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5029 states. [2022-11-26 00:17:58,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5029 to 5024. [2022-11-26 00:17:58,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5024 states, 3279 states have (on average 1.3845684659957305) internal successors, (4540), 3413 states have internal predecessors, (4540), 1311 states have call successors, (1311), 434 states have call predecessors, (1311), 433 states have return successors, (1358), 1245 states have call predecessors, (1358), 1309 states have call successors, (1358) [2022-11-26 00:17:58,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5024 states to 5024 states and 7209 transitions. [2022-11-26 00:17:58,566 INFO L78 Accepts]: Start accepts. Automaton has 5024 states and 7209 transitions. Word has length 294 [2022-11-26 00:17:58,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:17:58,570 INFO L495 AbstractCegarLoop]: Abstraction has 5024 states and 7209 transitions. [2022-11-26 00:17:58,571 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), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-26 00:17:58,571 INFO L276 IsEmpty]: Start isEmpty. Operand 5024 states and 7209 transitions. [2022-11-26 00:17:58,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2022-11-26 00:17:58,579 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:17:58,580 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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] [2022-11-26 00:17:58,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-26 00:17:58,580 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:17:58,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:17:58,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1320683070, now seen corresponding path program 1 times [2022-11-26 00:17:58,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:17:58,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167892405] [2022-11-26 00:17:58,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:17:58,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:17:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:18:00,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1191 trivial. 0 not checked. [2022-11-26 00:18:00,085 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:18:00,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167892405] [2022-11-26 00:18:00,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167892405] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:18:00,085 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:18:00,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:18:00,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241797164] [2022-11-26 00:18:00,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:18:00,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:18:00,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:18:00,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:18:00,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:18:00,088 INFO L87 Difference]: Start difference. First operand 5024 states and 7209 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, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-26 00:18:02,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:04,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:18:06,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:09,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:18:12,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:18:16,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:18,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:21,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:18:23,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:18:26,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:18:27,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:29,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:31,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:34,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:36,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:18:41,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:18:44,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:18:44,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:18:44,474 INFO L93 Difference]: Finished difference Result 11955 states and 17196 transitions. [2022-11-26 00:18:44,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:18:44,475 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, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 318 [2022-11-26 00:18:44,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:18:44,522 INFO L225 Difference]: With dead ends: 11955 [2022-11-26 00:18:44,522 INFO L226 Difference]: Without dead ends: 7509 [2022-11-26 00:18:44,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:18:44,543 INFO L413 NwaCegarLoop]: 3311 mSDtfsCounter, 1748 mSDsluCounter, 2168 mSDsCounter, 0 mSdLazyCounter, 757 mSolverCounterSat, 20 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 5479 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 757 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:18:44,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1769 Valid, 5479 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 757 Invalid, 13 Unknown, 0 Unchecked, 44.1s Time] [2022-11-26 00:18:44,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7509 states. [2022-11-26 00:18:44,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7509 to 7472. [2022-11-26 00:18:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7472 states, 4913 states have (on average 1.3857113779767962) internal successors, (6808), 5103 states have internal predecessors, (6808), 1917 states have call successors, (1917), 642 states have call predecessors, (1917), 641 states have return successors, (2001), 1825 states have call predecessors, (2001), 1915 states have call successors, (2001) [2022-11-26 00:18:44,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7472 states to 7472 states and 10726 transitions. [2022-11-26 00:18:44,963 INFO L78 Accepts]: Start accepts. Automaton has 7472 states and 10726 transitions. Word has length 318 [2022-11-26 00:18:44,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:18:44,965 INFO L495 AbstractCegarLoop]: Abstraction has 7472 states and 10726 transitions. [2022-11-26 00:18:44,965 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, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-26 00:18:44,965 INFO L276 IsEmpty]: Start isEmpty. Operand 7472 states and 10726 transitions. [2022-11-26 00:18:44,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-11-26 00:18:44,979 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:18:44,980 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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] [2022-11-26 00:18:44,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:18:44,980 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:18:44,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:18:44,981 INFO L85 PathProgramCache]: Analyzing trace with hash -852951617, now seen corresponding path program 1 times [2022-11-26 00:18:44,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:18:44,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066118219] [2022-11-26 00:18:44,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:18:44,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:18:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:19:09,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked. [2022-11-26 00:19:09,617 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:19:09,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066118219] [2022-11-26 00:19:09,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066118219] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:19:09,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92366556] [2022-11-26 00:19:09,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:19:09,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:19:09,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:19:09,622 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:19:09,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee2a63d-22b0-46b7-96e9-e30204c5415f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:19:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:19:14,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 13557 conjuncts, 146 conjunts are in the unsatisfiable core [2022-11-26 00:19:14,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:19:14,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-26 00:19:14,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-26 00:19:16,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:16,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:17,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:17,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:17,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:17,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:17,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:17,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:18,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:18,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:18,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:18,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:18,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:18,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:18,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:19,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:19,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:19,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:19,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:19,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:19,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:19,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:20,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:20,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:20,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:20,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:20,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:20,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-26 00:19:22,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:22,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-11-26 00:19:22,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:22,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-11-26 00:19:24,221 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:19:24,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 57 [2022-11-26 00:19:24,271 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:19:24,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 54 [2022-11-26 00:19:24,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2022-11-26 00:19:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 1013 trivial. 0 not checked. [2022-11-26 00:19:24,397 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:19:56,099 WARN L233 SmtUtils]: Spent 12.14s on a formula simplification. DAG size of input: 48 DAG size of output: 41 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 00:19:56,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92366556] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:19:56,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1795771267] [2022-11-26 00:19:56,128 INFO L159 IcfgInterpreter]: Started Sifa with 152 locations of interest [2022-11-26 00:19:56,129 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:19:56,133 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:19:56,138 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:19:56,138 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:22:23,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-26 00:22:43,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-26 00:23:06,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:06,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:23:32,209 INFO L217 Elim1Store]: Index analysis took 31800 ms