./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-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 11:38:26,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:38:26,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:38:26,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:38:26,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:38:26,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:38:26,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:38:26,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:38:26,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:38:26,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:38:26,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:38:26,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:38:26,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:38:26,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:38:26,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:38:26,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:38:26,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:38:26,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:38:26,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:38:26,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:38:26,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:38:26,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:38:26,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:38:26,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:38:26,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:38:26,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:38:26,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:38:26,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:38:26,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:38:26,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:38:26,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:38:26,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:38:26,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:38:26,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:38:26,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:38:26,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:38:26,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:38:26,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:38:26,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:38:26,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:38:26,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:38:26,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 11:38:26,699 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:38:26,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:38:26,707 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:38:26,707 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:38:26,708 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:38:26,708 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:38:26,708 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:38:26,708 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:38:26,708 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:38:26,709 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 11:38:26,709 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:38:26,709 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:38:26,709 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 11:38:26,709 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 11:38:26,709 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:38:26,709 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 11:38:26,710 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 11:38:26,710 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 11:38:26,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:38:26,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 11:38:26,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:38:26,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 11:38:26,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:38:26,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 11:38:26,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 11:38:26,711 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:38:26,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 11:38:26,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:38:26,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:38:26,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:38:26,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:38:26,712 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 11:38:26,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:38:26,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 11:38:26,713 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 11:38:26,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 11:38:26,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 11:38:26,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:38:26,713 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_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 [2022-12-14 11:38:26,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:38:26,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:38:26,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:38:26,901 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:38:26,902 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:38:26,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-12-14 11:38:29,513 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:38:29,818 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:38:29,819 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-12-14 11:38:29,842 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/data/5243de02c/19842a03904e464ca20b8c4ff6861315/FLAG218a8da43 [2022-12-14 11:38:29,854 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/data/5243de02c/19842a03904e464ca20b8c4ff6861315 [2022-12-14 11:38:29,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:38:29,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:38:29,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:38:29,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:38:29,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:38:29,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:38:29" (1/1) ... [2022-12-14 11:38:29,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@802ce09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:29, skipping insertion in model container [2022-12-14 11:38:29,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:38:29" (1/1) ... [2022-12-14 11:38:29,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:38:29,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:38:30,300 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 11:38:30,309 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 11:38:30,328 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-14 11:38:30,455 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 11:38:30,459 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 11:38:30,478 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:38:30,495 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 11:38:30,500 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 11:38:30,564 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-12-14 11:38:30,574 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:38:30,574 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:38:30,577 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 11:38:30,577 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:38:30,585 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:38:30,587 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 11:38:30,588 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 11:38:30,589 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 11:38:30,589 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 11:38:30,593 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:38:30,602 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:38:30,603 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:38:30,608 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 11:38:30,610 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 11:38:30,610 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-12-14 11:38:30,611 WARN L623 FunctionHandler]: Unknown extern function serio_open [2022-12-14 11:38:30,613 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 11:38:30,613 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 11:38:30,614 WARN L623 FunctionHandler]: Unknown extern function serio_close [2022-12-14 11:38:30,618 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 11:38:30,621 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:38:30,622 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:38:30,625 WARN L623 FunctionHandler]: Unknown extern function serio_close [2022-12-14 11:38:30,638 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 11:38:30,643 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-14 11:38:30,645 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:38:30,645 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,646 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,646 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:38:30,646 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:38:30,647 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 11:38:30,648 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,648 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:38:30,649 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,649 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:38:30,650 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,650 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_killable [2022-12-14 11:38:30,651 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,651 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 11:38:30,652 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 11:38:30,652 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 11:38:30,653 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:38:30,653 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,653 WARN L623 FunctionHandler]: Unknown extern function __serio_register_driver [2022-12-14 11:38:30,654 WARN L623 FunctionHandler]: Unknown extern function serio_unregister_driver [2022-12-14 11:38:30,656 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_50359a43-b265-43f7-a048-52f64b931ea6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2022-12-14 11:38:30,731 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:38:30,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:38:30,752 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 11:38:30,810 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 11:38:30,811 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 11:38:30,812 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-14 11:38:30,815 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 11:38:30,816 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 11:38:30,817 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:38:30,818 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 11:38:30,819 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 11:38:30,827 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-12-14 11:38:30,830 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:38:30,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:38:30,831 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 11:38:30,831 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:38:30,834 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:38:30,835 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 11:38:30,836 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 11:38:30,836 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 11:38:30,837 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 11:38:30,838 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:38:30,841 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:38:30,842 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:38:30,844 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 11:38:30,845 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 11:38:30,845 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-12-14 11:38:30,845 WARN L623 FunctionHandler]: Unknown extern function serio_open [2022-12-14 11:38:30,846 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 11:38:30,847 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 11:38:30,847 WARN L623 FunctionHandler]: Unknown extern function serio_close [2022-12-14 11:38:30,850 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 11:38:30,851 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:38:30,851 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:38:30,852 WARN L623 FunctionHandler]: Unknown extern function serio_close [2022-12-14 11:38:30,855 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 11:38:30,858 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-14 11:38:30,859 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:38:30,859 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,859 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,860 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:38:30,860 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:38:30,860 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 11:38:30,861 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,861 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:38:30,861 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,861 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:38:30,862 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,862 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_killable [2022-12-14 11:38:30,862 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,863 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 11:38:30,863 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 11:38:30,863 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 11:38:30,864 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:38:30,864 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:38:30,864 WARN L623 FunctionHandler]: Unknown extern function __serio_register_driver [2022-12-14 11:38:30,865 WARN L623 FunctionHandler]: Unknown extern function serio_unregister_driver [2022-12-14 11:38:30,865 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_50359a43-b265-43f7-a048-52f64b931ea6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2022-12-14 11:38:30,874 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:38:30,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:38:30,911 INFO L208 MainTranslator]: Completed translation [2022-12-14 11:38:30,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30 WrapperNode [2022-12-14 11:38:30,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:38:30,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 11:38:30,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 11:38:30,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 11:38:30,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:30,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,010 INFO L138 Inliner]: procedures = 188, calls = 548, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 1597 [2022-12-14 11:38:31,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 11:38:31,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 11:38:31,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 11:38:31,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 11:38:31,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,089 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 11:38:31,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 11:38:31,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 11:38:31,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 11:38:31,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (1/1) ... [2022-12-14 11:38:31,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:38:31,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:38:31,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 11:38:31,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 11:38:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_serio_raw_mutex [2022-12-14 11:38:31,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_serio_raw_mutex [2022-12-14 11:38:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-12-14 11:38:31,170 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-12-14 11:38:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 11:38:31,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 11:38:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 11:38:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 11:38:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 11:38:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 11:38:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 11:38:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 11:38:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 11:38:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2022-12-14 11:38:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2022-12-14 11:38:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-12-14 11:38:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-12-14 11:38:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-14 11:38:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-14 11:38:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 11:38:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 11:38:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 11:38:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 11:38:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 11:38:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-12-14 11:38:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-12-14 11:38:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 11:38:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 11:38:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_disconnect [2022-12-14 11:38:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_disconnect [2022-12-14 11:38:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure serio_continue_rx [2022-12-14 11:38:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_continue_rx [2022-12-14 11:38:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 11:38:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 11:38:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 11:38:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 11:38:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 11:38:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_poll [2022-12-14 11:38:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_poll [2022-12-14 11:38:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 11:38:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 11:38:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 11:38:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 11:38:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 11:38:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 11:38:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 11:38:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 11:38:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure serio_set_drvdata [2022-12-14 11:38:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_set_drvdata [2022-12-14 11:38:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 11:38:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 11:38:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 11:38:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 11:38:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 11:38:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2022-12-14 11:38:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2022-12-14 11:38:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 11:38:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-14 11:38:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-14 11:38:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-12-14 11:38:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure serio_pause_rx [2022-12-14 11:38:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_pause_rx [2022-12-14 11:38:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-12-14 11:38:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-12-14 11:38:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-12-14 11:38:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-12-14 11:38:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 11:38:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 11:38:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2022-12-14 11:38:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2022-12-14 11:38:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure serio_get_drvdata [2022-12-14 11:38:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_get_drvdata [2022-12-14 11:38:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 11:38:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 11:38:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-12-14 11:38:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-12-14 11:38:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-12-14 11:38:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-12-14 11:38:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 11:38:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 11:38:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure serio_close [2022-12-14 11:38:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_close [2022-12-14 11:38:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_serio_raw_mutex [2022-12-14 11:38:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_serio_raw_mutex [2022-12-14 11:38:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 11:38:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_write [2022-12-14 11:38:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_write [2022-12-14 11:38:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fasync [2022-12-14 11:38:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fasync [2022-12-14 11:38:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 11:38:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 11:38:31,454 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 11:38:31,456 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 11:38:31,544 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 11:38:32,391 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 11:38:32,619 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 11:38:32,620 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 11:38:32,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:38:32 BoogieIcfgContainer [2022-12-14 11:38:32,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 11:38:32,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 11:38:32,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 11:38:32,626 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 11:38:32,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 11:38:29" (1/3) ... [2022-12-14 11:38:32,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a56262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:38:32, skipping insertion in model container [2022-12-14 11:38:32,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:30" (2/3) ... [2022-12-14 11:38:32,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a56262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:38:32, skipping insertion in model container [2022-12-14 11:38:32,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:38:32" (3/3) ... [2022-12-14 11:38:32,628 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-12-14 11:38:32,642 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 11:38:32,642 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 11:38:32,683 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 11:38:32,687 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;@13c2076f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 11:38:32,688 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 11:38:32,691 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 243 states have (on average 1.3662551440329218) internal successors, (332), 262 states have internal predecessors, (332), 113 states have call successors, (113), 39 states have call predecessors, (113), 38 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) [2022-12-14 11:38:32,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 11:38:32,700 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:32,701 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:32,701 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:32,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:32,705 INFO L85 PathProgramCache]: Analyzing trace with hash 748656334, now seen corresponding path program 1 times [2022-12-14 11:38:32,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:32,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495558831] [2022-12-14 11:38:32,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:32,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:33,150 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-12-14 11:38:33,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:33,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495558831] [2022-12-14 11:38:33,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495558831] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:33,152 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:33,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:33,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810550189] [2022-12-14 11:38:33,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:33,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:33,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:33,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:33,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:33,182 INFO L87 Difference]: Start difference. First operand has 396 states, 243 states have (on average 1.3662551440329218) internal successors, (332), 262 states have internal predecessors, (332), 113 states have call successors, (113), 39 states have call predecessors, (113), 38 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-12-14 11:38:33,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:33,623 INFO L93 Difference]: Finished difference Result 1106 states and 1576 transitions. [2022-12-14 11:38:33,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:33,625 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 123 [2022-12-14 11:38:33,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:33,639 INFO L225 Difference]: With dead ends: 1106 [2022-12-14 11:38:33,639 INFO L226 Difference]: Without dead ends: 730 [2022-12-14 11:38:33,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:33,647 INFO L413 NwaCegarLoop]: 558 mSDtfsCounter, 474 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 1017 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:33,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 1017 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 11:38:33,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2022-12-14 11:38:33,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 724. [2022-12-14 11:38:33,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 455 states have (on average 1.3450549450549452) internal successors, (612), 474 states have internal predecessors, (612), 195 states have call successors, (195), 74 states have call predecessors, (195), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2022-12-14 11:38:33,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 994 transitions. [2022-12-14 11:38:33,722 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 994 transitions. Word has length 123 [2022-12-14 11:38:33,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:33,723 INFO L495 AbstractCegarLoop]: Abstraction has 724 states and 994 transitions. [2022-12-14 11:38:33,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-12-14 11:38:33,723 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 994 transitions. [2022-12-14 11:38:33,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 11:38:33,726 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:33,726 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:33,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 11:38:33,726 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:33,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:33,727 INFO L85 PathProgramCache]: Analyzing trace with hash -814575909, now seen corresponding path program 1 times [2022-12-14 11:38:33,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:33,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996305904] [2022-12-14 11:38:33,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:33,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:33,889 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-12-14 11:38:33,890 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:33,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996305904] [2022-12-14 11:38:33,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996305904] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:33,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:33,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:33,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613153707] [2022-12-14 11:38:33,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:33,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:33,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:33,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:33,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:33,893 INFO L87 Difference]: Start difference. First operand 724 states and 994 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 11:38:34,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:34,119 INFO L93 Difference]: Finished difference Result 726 states and 995 transitions. [2022-12-14 11:38:34,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:34,120 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 127 [2022-12-14 11:38:34,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:34,125 INFO L225 Difference]: With dead ends: 726 [2022-12-14 11:38:34,126 INFO L226 Difference]: Without dead ends: 723 [2022-12-14 11:38:34,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:34,128 INFO L413 NwaCegarLoop]: 456 mSDtfsCounter, 492 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 492 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:34,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [492 Valid, 456 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 11:38:34,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2022-12-14 11:38:34,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 723. [2022-12-14 11:38:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 723 states, 455 states have (on average 1.3428571428571427) internal successors, (611), 473 states have internal predecessors, (611), 194 states have call successors, (194), 74 states have call predecessors, (194), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2022-12-14 11:38:34,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 992 transitions. [2022-12-14 11:38:34,167 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 992 transitions. Word has length 127 [2022-12-14 11:38:34,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:34,167 INFO L495 AbstractCegarLoop]: Abstraction has 723 states and 992 transitions. [2022-12-14 11:38:34,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 11:38:34,167 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 992 transitions. [2022-12-14 11:38:34,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-14 11:38:34,169 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:34,170 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:34,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 11:38:34,170 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:34,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:34,170 INFO L85 PathProgramCache]: Analyzing trace with hash -533220950, now seen corresponding path program 1 times [2022-12-14 11:38:34,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:34,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733474744] [2022-12-14 11:38:34,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:34,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:34,364 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-12-14 11:38:34,364 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:34,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733474744] [2022-12-14 11:38:34,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733474744] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:34,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:34,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:34,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447518402] [2022-12-14 11:38:34,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:34,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:34,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:34,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:34,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:34,367 INFO L87 Difference]: Start difference. First operand 723 states and 992 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 11:38:34,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:34,678 INFO L93 Difference]: Finished difference Result 1751 states and 2362 transitions. [2022-12-14 11:38:34,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:34,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 132 [2022-12-14 11:38:34,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:34,685 INFO L225 Difference]: With dead ends: 1751 [2022-12-14 11:38:34,686 INFO L226 Difference]: Without dead ends: 1060 [2022-12-14 11:38:34,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:34,689 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 304 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 838 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:34,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 838 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 11:38:34,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2022-12-14 11:38:34,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1042. [2022-12-14 11:38:34,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 653 states have (on average 1.329249617151608) internal successors, (868), 683 states have internal predecessors, (868), 263 states have call successors, (263), 128 states have call predecessors, (263), 125 states have return successors, (264), 248 states have call predecessors, (264), 256 states have call successors, (264) [2022-12-14 11:38:34,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1395 transitions. [2022-12-14 11:38:34,758 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1395 transitions. Word has length 132 [2022-12-14 11:38:34,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:34,759 INFO L495 AbstractCegarLoop]: Abstraction has 1042 states and 1395 transitions. [2022-12-14 11:38:34,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 11:38:34,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1395 transitions. [2022-12-14 11:38:34,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 11:38:34,761 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:34,761 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:34,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 11:38:34,762 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:34,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:34,762 INFO L85 PathProgramCache]: Analyzing trace with hash 517834996, now seen corresponding path program 1 times [2022-12-14 11:38:34,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:34,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436783287] [2022-12-14 11:38:34,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:34,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:34,885 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-12-14 11:38:34,886 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:34,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436783287] [2022-12-14 11:38:34,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436783287] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:34,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:34,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:34,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655899244] [2022-12-14 11:38:34,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:34,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:34,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:34,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:34,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:34,888 INFO L87 Difference]: Start difference. First operand 1042 states and 1395 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 11:38:35,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:35,097 INFO L93 Difference]: Finished difference Result 1044 states and 1396 transitions. [2022-12-14 11:38:35,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:35,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 128 [2022-12-14 11:38:35,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:35,101 INFO L225 Difference]: With dead ends: 1044 [2022-12-14 11:38:35,102 INFO L226 Difference]: Without dead ends: 1041 [2022-12-14 11:38:35,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:35,103 INFO L413 NwaCegarLoop]: 454 mSDtfsCounter, 489 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:35,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 454 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 11:38:35,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2022-12-14 11:38:35,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 1041. [2022-12-14 11:38:35,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 653 states have (on average 1.327718223583461) internal successors, (867), 682 states have internal predecessors, (867), 262 states have call successors, (262), 128 states have call predecessors, (262), 125 states have return successors, (264), 248 states have call predecessors, (264), 256 states have call successors, (264) [2022-12-14 11:38:35,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1393 transitions. [2022-12-14 11:38:35,145 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1393 transitions. Word has length 128 [2022-12-14 11:38:35,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:35,145 INFO L495 AbstractCegarLoop]: Abstraction has 1041 states and 1393 transitions. [2022-12-14 11:38:35,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 11:38:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1393 transitions. [2022-12-14 11:38:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-14 11:38:35,146 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:35,146 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:35,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 11:38:35,147 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:35,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:35,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1823889780, now seen corresponding path program 1 times [2022-12-14 11:38:35,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:35,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216818410] [2022-12-14 11:38:35,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:35,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:35,286 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-12-14 11:38:35,286 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:35,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216818410] [2022-12-14 11:38:35,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216818410] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:35,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:35,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:35,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017317091] [2022-12-14 11:38:35,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:35,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:35,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:35,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:35,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:35,287 INFO L87 Difference]: Start difference. First operand 1041 states and 1393 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 11:38:35,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:35,628 INFO L93 Difference]: Finished difference Result 1916 states and 2546 transitions. [2022-12-14 11:38:35,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:35,628 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 132 [2022-12-14 11:38:35,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:35,633 INFO L225 Difference]: With dead ends: 1916 [2022-12-14 11:38:35,633 INFO L226 Difference]: Without dead ends: 915 [2022-12-14 11:38:35,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:35,637 INFO L413 NwaCegarLoop]: 694 mSDtfsCounter, 400 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:35,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 1093 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 11:38:35,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2022-12-14 11:38:35,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 898. [2022-12-14 11:38:35,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 575 states have (on average 1.333913043478261) internal successors, (767), 596 states have internal predecessors, (767), 209 states have call successors, (209), 115 states have call predecessors, (209), 113 states have return successors, (210), 199 states have call predecessors, (210), 203 states have call successors, (210) [2022-12-14 11:38:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1186 transitions. [2022-12-14 11:38:35,686 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1186 transitions. Word has length 132 [2022-12-14 11:38:35,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:35,686 INFO L495 AbstractCegarLoop]: Abstraction has 898 states and 1186 transitions. [2022-12-14 11:38:35,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 11:38:35,687 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1186 transitions. [2022-12-14 11:38:35,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 11:38:35,688 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:35,688 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:35,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 11:38:35,688 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:35,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:35,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1127095042, now seen corresponding path program 1 times [2022-12-14 11:38:35,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:35,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930791359] [2022-12-14 11:38:35,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:35,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:35,804 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-12-14 11:38:35,804 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:35,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930791359] [2022-12-14 11:38:35,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930791359] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:35,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:35,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:35,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28574320] [2022-12-14 11:38:35,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:35,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:35,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:35,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:35,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:35,806 INFO L87 Difference]: Start difference. First operand 898 states and 1186 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 11:38:36,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:36,016 INFO L93 Difference]: Finished difference Result 900 states and 1187 transitions. [2022-12-14 11:38:36,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:36,016 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 129 [2022-12-14 11:38:36,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:36,019 INFO L225 Difference]: With dead ends: 900 [2022-12-14 11:38:36,019 INFO L226 Difference]: Without dead ends: 897 [2022-12-14 11:38:36,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:36,020 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 486 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:36,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 452 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 11:38:36,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2022-12-14 11:38:36,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 897. [2022-12-14 11:38:36,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 575 states have (on average 1.3321739130434782) internal successors, (766), 595 states have internal predecessors, (766), 208 states have call successors, (208), 115 states have call predecessors, (208), 113 states have return successors, (210), 199 states have call predecessors, (210), 203 states have call successors, (210) [2022-12-14 11:38:36,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1184 transitions. [2022-12-14 11:38:36,052 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1184 transitions. Word has length 129 [2022-12-14 11:38:36,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:36,053 INFO L495 AbstractCegarLoop]: Abstraction has 897 states and 1184 transitions. [2022-12-14 11:38:36,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 11:38:36,053 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1184 transitions. [2022-12-14 11:38:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 11:38:36,054 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:36,054 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:36,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 11:38:36,054 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:36,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:36,054 INFO L85 PathProgramCache]: Analyzing trace with hash -580313801, now seen corresponding path program 1 times [2022-12-14 11:38:36,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:36,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462976773] [2022-12-14 11:38:36,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:36,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-12-14 11:38:36,165 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:36,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462976773] [2022-12-14 11:38:36,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462976773] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:36,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:36,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:36,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173418117] [2022-12-14 11:38:36,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:36,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:36,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:36,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:36,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:36,167 INFO L87 Difference]: Start difference. First operand 897 states and 1184 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 11:38:36,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:36,514 INFO L93 Difference]: Finished difference Result 1430 states and 1922 transitions. [2022-12-14 11:38:36,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:36,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 130 [2022-12-14 11:38:36,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:36,519 INFO L225 Difference]: With dead ends: 1430 [2022-12-14 11:38:36,519 INFO L226 Difference]: Without dead ends: 1419 [2022-12-14 11:38:36,520 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:36,520 INFO L413 NwaCegarLoop]: 531 mSDtfsCounter, 392 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:36,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 870 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 11:38:36,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2022-12-14 11:38:36,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 1419. [2022-12-14 11:38:36,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 934 states have (on average 1.3447537473233404) internal successors, (1256), 964 states have internal predecessors, (1256), 311 states have call successors, (311), 182 states have call predecessors, (311), 173 states have return successors, (331), 290 states have call predecessors, (331), 306 states have call successors, (331) [2022-12-14 11:38:36,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 1898 transitions. [2022-12-14 11:38:36,580 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 1898 transitions. Word has length 130 [2022-12-14 11:38:36,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:36,581 INFO L495 AbstractCegarLoop]: Abstraction has 1419 states and 1898 transitions. [2022-12-14 11:38:36,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 11:38:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1898 transitions. [2022-12-14 11:38:36,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-12-14 11:38:36,583 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:36,583 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2022-12-14 11:38:36,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 11:38:36,583 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:36,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:36,583 INFO L85 PathProgramCache]: Analyzing trace with hash 881466288, now seen corresponding path program 1 times [2022-12-14 11:38:36,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:36,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530807496] [2022-12-14 11:38:36,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:36,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-12-14 11:38:36,728 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:36,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530807496] [2022-12-14 11:38:36,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530807496] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:36,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:36,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:36,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956031881] [2022-12-14 11:38:36,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:36,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:36,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:36,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:36,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:36,730 INFO L87 Difference]: Start difference. First operand 1419 states and 1898 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-12-14 11:38:37,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:37,148 INFO L93 Difference]: Finished difference Result 3318 states and 4457 transitions. [2022-12-14 11:38:37,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:37,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 171 [2022-12-14 11:38:37,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:37,154 INFO L225 Difference]: With dead ends: 3318 [2022-12-14 11:38:37,154 INFO L226 Difference]: Without dead ends: 1956 [2022-12-14 11:38:37,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:37,158 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 435 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:37,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 1092 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 11:38:37,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1956 states. [2022-12-14 11:38:37,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1956 to 1935. [2022-12-14 11:38:37,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1302 states have (on average 1.3533026113671276) internal successors, (1762), 1337 states have internal predecessors, (1762), 400 states have call successors, (400), 244 states have call predecessors, (400), 232 states have return successors, (430), 376 states have call predecessors, (430), 395 states have call successors, (430) [2022-12-14 11:38:37,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2592 transitions. [2022-12-14 11:38:37,262 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2592 transitions. Word has length 171 [2022-12-14 11:38:37,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:37,263 INFO L495 AbstractCegarLoop]: Abstraction has 1935 states and 2592 transitions. [2022-12-14 11:38:37,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-12-14 11:38:37,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2592 transitions. [2022-12-14 11:38:37,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-14 11:38:37,266 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:37,266 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2022-12-14 11:38:37,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 11:38:37,267 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:37,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:37,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1990447604, now seen corresponding path program 1 times [2022-12-14 11:38:37,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:37,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848730171] [2022-12-14 11:38:37,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:37,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:37,720 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-12-14 11:38:37,720 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:37,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848730171] [2022-12-14 11:38:37,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848730171] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:37,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:37,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 11:38:37,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022521174] [2022-12-14 11:38:37,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:37,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 11:38:37,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:37,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 11:38:37,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 11:38:37,723 INFO L87 Difference]: Start difference. First operand 1935 states and 2592 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:38:38,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:38,122 INFO L93 Difference]: Finished difference Result 1948 states and 2609 transitions. [2022-12-14 11:38:38,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 11:38:38,123 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 186 [2022-12-14 11:38:38,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:38,137 INFO L225 Difference]: With dead ends: 1948 [2022-12-14 11:38:38,137 INFO L226 Difference]: Without dead ends: 1945 [2022-12-14 11:38:38,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 11:38:38,138 INFO L413 NwaCegarLoop]: 455 mSDtfsCounter, 18 mSDsluCounter, 850 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 1305 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:38,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 1305 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 11:38:38,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1945 states. [2022-12-14 11:38:38,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1945 to 1941. [2022-12-14 11:38:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1941 states, 1306 states have (on average 1.3499234303215926) internal successors, (1763), 1340 states have internal predecessors, (1763), 400 states have call successors, (400), 247 states have call predecessors, (400), 234 states have return successors, (430), 376 states have call predecessors, (430), 395 states have call successors, (430) [2022-12-14 11:38:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1941 states and 2593 transitions. [2022-12-14 11:38:38,218 INFO L78 Accepts]: Start accepts. Automaton has 1941 states and 2593 transitions. Word has length 186 [2022-12-14 11:38:38,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:38,219 INFO L495 AbstractCegarLoop]: Abstraction has 1941 states and 2593 transitions. [2022-12-14 11:38:38,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:38:38,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2593 transitions. [2022-12-14 11:38:38,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-12-14 11:38:38,222 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:38,222 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2022-12-14 11:38:38,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 11:38:38,222 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:38,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:38,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1213315936, now seen corresponding path program 1 times [2022-12-14 11:38:38,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:38,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990247615] [2022-12-14 11:38:38,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:38,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:38,607 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2022-12-14 11:38:38,607 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:38,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990247615] [2022-12-14 11:38:38,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990247615] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:38,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:38,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 11:38:38,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614531824] [2022-12-14 11:38:38,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:38,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 11:38:38,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:38,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 11:38:38,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-14 11:38:38,609 INFO L87 Difference]: Start difference. First operand 1941 states and 2593 transitions. Second operand has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-14 11:38:39,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:39,317 INFO L93 Difference]: Finished difference Result 3666 states and 4943 transitions. [2022-12-14 11:38:39,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 11:38:39,318 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 211 [2022-12-14 11:38:39,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:39,324 INFO L225 Difference]: With dead ends: 3666 [2022-12-14 11:38:39,324 INFO L226 Difference]: Without dead ends: 1782 [2022-12-14 11:38:39,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-12-14 11:38:39,328 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 19 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 2601 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:39,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 2601 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 11:38:39,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2022-12-14 11:38:39,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2022-12-14 11:38:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1225 states have (on average 1.36) internal successors, (1666), 1253 states have internal predecessors, (1666), 355 states have call successors, (355), 210 states have call predecessors, (355), 201 states have return successors, (362), 337 states have call predecessors, (362), 350 states have call successors, (362) [2022-12-14 11:38:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2383 transitions. [2022-12-14 11:38:39,399 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2383 transitions. Word has length 211 [2022-12-14 11:38:39,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:39,399 INFO L495 AbstractCegarLoop]: Abstraction has 1782 states and 2383 transitions. [2022-12-14 11:38:39,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-12-14 11:38:39,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2383 transitions. [2022-12-14 11:38:39,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-14 11:38:39,401 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:39,402 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:39,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 11:38:39,402 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:39,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:39,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1620763994, now seen corresponding path program 1 times [2022-12-14 11:38:39,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:39,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499210496] [2022-12-14 11:38:39,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:39,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:40,155 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2022-12-14 11:38:40,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:40,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499210496] [2022-12-14 11:38:40,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499210496] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:38:40,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [438437626] [2022-12-14 11:38:40,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:40,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:38:40,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:38:40,157 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:38:40,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 11:38:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:40,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 2374 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 11:38:40,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:38:40,940 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2022-12-14 11:38:40,941 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:38:40,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [438437626] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:40,941 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 11:38:40,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2022-12-14 11:38:40,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743396528] [2022-12-14 11:38:40,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:40,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 11:38:40,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:40,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 11:38:40,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-12-14 11:38:40,943 INFO L87 Difference]: Start difference. First operand 1782 states and 2383 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-14 11:38:42,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:42,206 INFO L93 Difference]: Finished difference Result 3235 states and 4584 transitions. [2022-12-14 11:38:42,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 11:38:42,207 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 216 [2022-12-14 11:38:42,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:42,218 INFO L225 Difference]: With dead ends: 3235 [2022-12-14 11:38:42,218 INFO L226 Difference]: Without dead ends: 3219 [2022-12-14 11:38:42,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-12-14 11:38:42,220 INFO L413 NwaCegarLoop]: 536 mSDtfsCounter, 507 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 551 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 1214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:42,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [551 Valid, 1365 Invalid, 1214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-14 11:38:42,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3219 states. [2022-12-14 11:38:42,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3219 to 2403. [2022-12-14 11:38:42,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2403 states, 1678 states have (on average 1.371871275327771) internal successors, (2302), 1714 states have internal predecessors, (2302), 457 states have call successors, (457), 278 states have call predecessors, (457), 267 states have return successors, (464), 435 states have call predecessors, (464), 452 states have call successors, (464) [2022-12-14 11:38:42,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2403 states and 3223 transitions. [2022-12-14 11:38:42,339 INFO L78 Accepts]: Start accepts. Automaton has 2403 states and 3223 transitions. Word has length 216 [2022-12-14 11:38:42,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:42,339 INFO L495 AbstractCegarLoop]: Abstraction has 2403 states and 3223 transitions. [2022-12-14 11:38:42,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-14 11:38:42,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 3223 transitions. [2022-12-14 11:38:42,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-12-14 11:38:42,343 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:42,343 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:42,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 11:38:42,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-12-14 11:38:42,544 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:42,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:42,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1202065752, now seen corresponding path program 1 times [2022-12-14 11:38:42,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:42,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467313347] [2022-12-14 11:38:42,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:42,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:42,725 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-12-14 11:38:42,725 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:42,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467313347] [2022-12-14 11:38:42,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467313347] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:42,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:42,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:38:42,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979494950] [2022-12-14 11:38:42,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:42,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:38:42,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:42,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:38:42,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:42,727 INFO L87 Difference]: Start difference. First operand 2403 states and 3223 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-12-14 11:38:43,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:43,261 INFO L93 Difference]: Finished difference Result 5668 states and 7603 transitions. [2022-12-14 11:38:43,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:38:43,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 256 [2022-12-14 11:38:43,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:43,271 INFO L225 Difference]: With dead ends: 5668 [2022-12-14 11:38:43,271 INFO L226 Difference]: Without dead ends: 3322 [2022-12-14 11:38:43,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:38:43,276 INFO L413 NwaCegarLoop]: 603 mSDtfsCounter, 345 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 947 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:43,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 947 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 11:38:43,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3322 states. [2022-12-14 11:38:43,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3322 to 3298. [2022-12-14 11:38:43,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3298 states, 2350 states have (on average 1.363404255319149) internal successors, (3204), 2396 states have internal predecessors, (3204), 567 states have call successors, (567), 398 states have call predecessors, (567), 380 states have return successors, (574), 535 states have call predecessors, (574), 562 states have call successors, (574) [2022-12-14 11:38:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 3298 states and 4345 transitions. [2022-12-14 11:38:43,419 INFO L78 Accepts]: Start accepts. Automaton has 3298 states and 4345 transitions. Word has length 256 [2022-12-14 11:38:43,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:43,420 INFO L495 AbstractCegarLoop]: Abstraction has 3298 states and 4345 transitions. [2022-12-14 11:38:43,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-12-14 11:38:43,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3298 states and 4345 transitions. [2022-12-14 11:38:43,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-12-14 11:38:43,424 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:43,424 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:43,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 11:38:43,424 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:43,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:43,424 INFO L85 PathProgramCache]: Analyzing trace with hash -813704586, now seen corresponding path program 1 times [2022-12-14 11:38:43,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:43,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032687613] [2022-12-14 11:38:43,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:43,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-12-14 11:38:43,972 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:43,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032687613] [2022-12-14 11:38:43,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032687613] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:43,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:43,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 11:38:43,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230590440] [2022-12-14 11:38:43,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:43,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 11:38:43,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:43,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 11:38:43,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-14 11:38:43,974 INFO L87 Difference]: Start difference. First operand 3298 states and 4345 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-12-14 11:38:44,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:44,457 INFO L93 Difference]: Finished difference Result 3313 states and 4359 transitions. [2022-12-14 11:38:44,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 11:38:44,458 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) Word has length 255 [2022-12-14 11:38:44,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:44,468 INFO L225 Difference]: With dead ends: 3313 [2022-12-14 11:38:44,468 INFO L226 Difference]: Without dead ends: 3310 [2022-12-14 11:38:44,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-14 11:38:44,469 INFO L413 NwaCegarLoop]: 448 mSDtfsCounter, 29 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 2109 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:44,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 2109 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 410 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 11:38:44,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3310 states. [2022-12-14 11:38:44,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3310 to 3306. [2022-12-14 11:38:44,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3306 states, 2355 states have (on average 1.3613588110403396) internal successors, (3206), 2400 states have internal predecessors, (3206), 567 states have call successors, (567), 402 states have call predecessors, (567), 383 states have return successors, (574), 535 states have call predecessors, (574), 562 states have call successors, (574) [2022-12-14 11:38:44,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 4347 transitions. [2022-12-14 11:38:44,630 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 4347 transitions. Word has length 255 [2022-12-14 11:38:44,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:44,630 INFO L495 AbstractCegarLoop]: Abstraction has 3306 states and 4347 transitions. [2022-12-14 11:38:44,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-12-14 11:38:44,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 4347 transitions. [2022-12-14 11:38:44,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-12-14 11:38:44,634 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:44,634 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:44,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-14 11:38:44,635 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:44,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:44,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1192703748, now seen corresponding path program 1 times [2022-12-14 11:38:44,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:44,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151974371] [2022-12-14 11:38:44,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:44,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:45,130 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-12-14 11:38:45,131 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:45,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151974371] [2022-12-14 11:38:45,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151974371] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:45,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:38:45,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 11:38:45,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986545296] [2022-12-14 11:38:45,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:45,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 11:38:45,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:45,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 11:38:45,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-14 11:38:45,133 INFO L87 Difference]: Start difference. First operand 3306 states and 4347 transitions. Second operand has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-12-14 11:38:45,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:45,791 INFO L93 Difference]: Finished difference Result 3929 states and 5340 transitions. [2022-12-14 11:38:45,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 11:38:45,792 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) Word has length 261 [2022-12-14 11:38:45,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:45,801 INFO L225 Difference]: With dead ends: 3929 [2022-12-14 11:38:45,801 INFO L226 Difference]: Without dead ends: 3926 [2022-12-14 11:38:45,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-14 11:38:45,803 INFO L413 NwaCegarLoop]: 612 mSDtfsCounter, 234 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 2414 SdHoareTripleChecker+Invalid, 720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:45,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 2414 Invalid, 720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 11:38:45,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3926 states. [2022-12-14 11:38:45,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3926 to 3319. [2022-12-14 11:38:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3319 states, 2360 states have (on average 1.3597457627118643) internal successors, (3209), 2407 states have internal predecessors, (3209), 568 states have call successors, (568), 406 states have call predecessors, (568), 390 states have return successors, (576), 537 states have call predecessors, (576), 564 states have call successors, (576) [2022-12-14 11:38:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 3319 states and 4353 transitions. [2022-12-14 11:38:45,938 INFO L78 Accepts]: Start accepts. Automaton has 3319 states and 4353 transitions. Word has length 261 [2022-12-14 11:38:45,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:45,938 INFO L495 AbstractCegarLoop]: Abstraction has 3319 states and 4353 transitions. [2022-12-14 11:38:45,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-12-14 11:38:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3319 states and 4353 transitions. [2022-12-14 11:38:45,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-12-14 11:38:45,942 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:45,943 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:45,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-14 11:38:45,943 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:45,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:45,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1090856692, now seen corresponding path program 1 times [2022-12-14 11:38:45,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:45,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490132406] [2022-12-14 11:38:45,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:45,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:46,340 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-12-14 11:38:46,340 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:46,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490132406] [2022-12-14 11:38:46,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490132406] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:38:46,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920887428] [2022-12-14 11:38:46,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:46,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:38:46,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:38:46,342 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:38:46,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 11:38:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:46,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 2640 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 11:38:46,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:38:46,950 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-12-14 11:38:46,950 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:38:46,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [920887428] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:46,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 11:38:46,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2022-12-14 11:38:46,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471276723] [2022-12-14 11:38:46,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:46,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 11:38:46,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:46,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 11:38:46,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-12-14 11:38:46,952 INFO L87 Difference]: Start difference. First operand 3319 states and 4353 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-12-14 11:38:48,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:48,596 INFO L93 Difference]: Finished difference Result 12201 states and 16646 transitions. [2022-12-14 11:38:48,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 11:38:48,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 265 [2022-12-14 11:38:48,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:48,622 INFO L225 Difference]: With dead ends: 12201 [2022-12-14 11:38:48,622 INFO L226 Difference]: Without dead ends: 12193 [2022-12-14 11:38:48,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 263 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-14 11:38:48,625 INFO L413 NwaCegarLoop]: 849 mSDtfsCounter, 1547 mSDsluCounter, 1144 mSDsCounter, 0 mSdLazyCounter, 1155 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1583 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 1370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:48,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1583 Valid, 1993 Invalid, 1370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1155 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 11:38:48,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12193 states. [2022-12-14 11:38:49,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12193 to 9718. [2022-12-14 11:38:49,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9718 states, 6933 states have (on average 1.3634790134141064) internal successors, (9453), 7075 states have internal predecessors, (9453), 1640 states have call successors, (1640), 1190 states have call predecessors, (1640), 1144 states have return successors, (1672), 1545 states have call predecessors, (1672), 1636 states have call successors, (1672) [2022-12-14 11:38:49,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9718 states to 9718 states and 12765 transitions. [2022-12-14 11:38:49,105 INFO L78 Accepts]: Start accepts. Automaton has 9718 states and 12765 transitions. Word has length 265 [2022-12-14 11:38:49,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:49,105 INFO L495 AbstractCegarLoop]: Abstraction has 9718 states and 12765 transitions. [2022-12-14 11:38:49,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-12-14 11:38:49,106 INFO L276 IsEmpty]: Start isEmpty. Operand 9718 states and 12765 transitions. [2022-12-14 11:38:49,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-12-14 11:38:49,109 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:49,109 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:49,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 11:38:49,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-12-14 11:38:49,310 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:49,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:49,310 INFO L85 PathProgramCache]: Analyzing trace with hash 576213938, now seen corresponding path program 1 times [2022-12-14 11:38:49,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:49,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986131221] [2022-12-14 11:38:49,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:49,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-12-14 11:38:50,139 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:50,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986131221] [2022-12-14 11:38:50,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986131221] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:38:50,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012376285] [2022-12-14 11:38:50,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:50,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:38:50,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:38:50,141 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:38:50,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 11:38:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:50,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 2699 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 11:38:50,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:38:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-12-14 11:38:50,685 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:38:50,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1012376285] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:50,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 11:38:50,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2022-12-14 11:38:50,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976967099] [2022-12-14 11:38:50,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:50,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 11:38:50,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:50,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 11:38:50,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-12-14 11:38:50,687 INFO L87 Difference]: Start difference. First operand 9718 states and 12765 transitions. Second operand has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-12-14 11:38:52,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:52,108 INFO L93 Difference]: Finished difference Result 12863 states and 17084 transitions. [2022-12-14 11:38:52,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 11:38:52,109 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) Word has length 270 [2022-12-14 11:38:52,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:52,134 INFO L225 Difference]: With dead ends: 12863 [2022-12-14 11:38:52,134 INFO L226 Difference]: Without dead ends: 12852 [2022-12-14 11:38:52,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-12-14 11:38:52,138 INFO L413 NwaCegarLoop]: 566 mSDtfsCounter, 413 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1019 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:52,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 2037 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1019 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 11:38:52,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12852 states. [2022-12-14 11:38:52,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12852 to 9718. [2022-12-14 11:38:52,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9718 states, 6933 states have (on average 1.3634790134141064) internal successors, (9453), 7075 states have internal predecessors, (9453), 1640 states have call successors, (1640), 1190 states have call predecessors, (1640), 1144 states have return successors, (1672), 1545 states have call predecessors, (1672), 1636 states have call successors, (1672) [2022-12-14 11:38:52,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9718 states to 9718 states and 12765 transitions. [2022-12-14 11:38:52,627 INFO L78 Accepts]: Start accepts. Automaton has 9718 states and 12765 transitions. Word has length 270 [2022-12-14 11:38:52,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:52,628 INFO L495 AbstractCegarLoop]: Abstraction has 9718 states and 12765 transitions. [2022-12-14 11:38:52,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-12-14 11:38:52,628 INFO L276 IsEmpty]: Start isEmpty. Operand 9718 states and 12765 transitions. [2022-12-14 11:38:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-12-14 11:38:52,634 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:38:52,634 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:38:52,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 11:38:52,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:38:52,835 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:38:52,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:38:52,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1475088989, now seen corresponding path program 1 times [2022-12-14 11:38:52,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:38:52,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217840951] [2022-12-14 11:38:52,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:52,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:38:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:53,645 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2022-12-14 11:38:53,645 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:38:53,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217840951] [2022-12-14 11:38:53,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217840951] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:38:53,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597896931] [2022-12-14 11:38:53,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:38:53,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:38:53,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:38:53,646 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:38:53,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 11:38:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:38:54,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 11:38:54,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:38:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-12-14 11:38:54,206 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:38:54,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597896931] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:38:54,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 11:38:54,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 13 [2022-12-14 11:38:54,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699471891] [2022-12-14 11:38:54,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:38:54,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 11:38:54,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:38:54,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 11:38:54,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-12-14 11:38:54,208 INFO L87 Difference]: Start difference. First operand 9718 states and 12765 transitions. Second operand has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-12-14 11:38:55,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:38:55,729 INFO L93 Difference]: Finished difference Result 11724 states and 15861 transitions. [2022-12-14 11:38:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 11:38:55,729 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 271 [2022-12-14 11:38:55,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:38:55,730 INFO L225 Difference]: With dead ends: 11724 [2022-12-14 11:38:55,730 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 11:38:55,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-12-14 11:38:55,748 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 670 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1220 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 11:38:55,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [680 Valid, 2092 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1220 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 11:38:55,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 11:38:55,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 11:38:55,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 11:38:55,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 11:38:55,750 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 271 [2022-12-14 11:38:55,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:38:55,750 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 11:38:55,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-12-14 11:38:55,751 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 11:38:55,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 11:38:55,753 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 11:38:55,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 11:38:55,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-14 11:38:55,960 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 11:39:23,257 INFO L899 garLoopResultBuilder]: For program point L5183(lines 5183 5186) no Hoare annotation was computed. [2022-12-14 11:39:23,257 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_serio_raw_mutexEXIT(lines 5180 5190) no Hoare annotation was computed. [2022-12-14 11:39:23,257 INFO L899 garLoopResultBuilder]: For program point L5183-1(lines 5183 5186) no Hoare annotation was computed. [2022-12-14 11:39:23,258 INFO L895 garLoopResultBuilder]: At program point L5184(line 5184) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_serio_raw_mutex~0)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-12-14 11:39:23,258 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5180 5190) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_serio_raw_mutex~0)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-12-14 11:39:23,258 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3331 3338) the Hoare annotation is: true [2022-12-14 11:39:23,258 INFO L899 garLoopResultBuilder]: For program point ldv_undef_intEXIT(lines 3331 3338) no Hoare annotation was computed. [2022-12-14 11:39:23,258 INFO L899 garLoopResultBuilder]: For program point serio_set_drvdataEXIT(lines 3570 3576) no Hoare annotation was computed. [2022-12-14 11:39:23,258 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3570 3576) the Hoare annotation is: true [2022-12-14 11:39:23,258 INFO L899 garLoopResultBuilder]: For program point L3488(lines 3488 3492) no Hoare annotation was computed. [2022-12-14 11:39:23,258 INFO L899 garLoopResultBuilder]: For program point L3489-1(line 3489) no Hoare annotation was computed. [2022-12-14 11:39:23,259 INFO L895 garLoopResultBuilder]: At program point L3489(line 3489) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-12-14 11:39:23,259 INFO L895 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-12-14 11:39:23,259 INFO L899 garLoopResultBuilder]: For program point kref_subEXIT(lines 3474 3495) no Hoare annotation was computed. [2022-12-14 11:39:23,259 INFO L899 garLoopResultBuilder]: For program point L3482(lines 3482 3485) no Hoare annotation was computed. [2022-12-14 11:39:23,259 INFO L895 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-12-14 11:39:23,260 INFO L899 garLoopResultBuilder]: For program point L3481-1(line 3481) no Hoare annotation was computed. [2022-12-14 11:39:23,260 INFO L895 garLoopResultBuilder]: At program point L3481(line 3481) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-12-14 11:39:23,260 INFO L895 garLoopResultBuilder]: At program point L3482-1(lines 3482 3485) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-12-14 11:39:23,260 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3474 3495) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-12-14 11:39:23,260 INFO L899 garLoopResultBuilder]: For program point kref_subFINAL(lines 3474 3495) no Hoare annotation was computed. [2022-12-14 11:39:23,260 INFO L899 garLoopResultBuilder]: For program point INIT_LIST_HEADEXIT(lines 3186 3193) no Hoare annotation was computed. [2022-12-14 11:39:23,261 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3186 3193) the Hoare annotation is: true [2022-12-14 11:39:23,261 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-12-14 11:39:23,261 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-12-14 11:39:23,261 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|))) [2022-12-14 11:39:23,261 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-12-14 11:39:23,261 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-12-14 11:39:23,262 INFO L895 garLoopResultBuilder]: At program point L3686(line 3686) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-12-14 11:39:23,262 INFO L895 garLoopResultBuilder]: At program point L3686-1(lines 3678 3689) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-12-14 11:39:23,262 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 3347 3353) the Hoare annotation is: true [2022-12-14 11:39:23,262 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3347 3353) no Hoare annotation was computed. [2022-12-14 11:39:23,262 INFO L899 garLoopResultBuilder]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2022-12-14 11:39:23,262 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2022-12-14 11:39:23,262 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5311 5313) the Hoare annotation is: true [2022-12-14 11:39:23,262 INFO L899 garLoopResultBuilder]: For program point misc_registerEXIT(lines 5311 5313) no Hoare annotation was computed. [2022-12-14 11:39:23,262 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5272 5274) the Hoare annotation is: true [2022-12-14 11:39:23,262 INFO L899 garLoopResultBuilder]: For program point __wake_upEXIT(lines 5272 5274) no Hoare annotation was computed. [2022-12-14 11:39:23,262 INFO L899 garLoopResultBuilder]: For program point serio_pause_rxEXIT(lines 3577 3583) no Hoare annotation was computed. [2022-12-14 11:39:23,263 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3577 3583) the Hoare annotation is: true [2022-12-14 11:39:23,263 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-12-14 11:39:23,263 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3278 3294) the Hoare annotation is: true [2022-12-14 11:39:23,263 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-12-14 11:39:23,263 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3278 3294) no Hoare annotation was computed. [2022-12-14 11:39:23,263 INFO L899 garLoopResultBuilder]: For program point L3285(lines 3285 3292) no Hoare annotation was computed. [2022-12-14 11:39:23,263 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3278 3294) no Hoare annotation was computed. [2022-12-14 11:39:23,263 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5318 5320) the Hoare annotation is: true [2022-12-14 11:39:23,263 INFO L899 garLoopResultBuilder]: For program point mutex_lock_interruptibleEXIT(lines 5318 5320) no Hoare annotation was computed. [2022-12-14 11:39:23,263 INFO L899 garLoopResultBuilder]: For program point atomic_add_returnEXIT(lines 3231 3259) no Hoare annotation was computed. [2022-12-14 11:39:23,263 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3231 3259) the Hoare annotation is: true [2022-12-14 11:39:23,263 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5360 5362) no Hoare annotation was computed. [2022-12-14 11:39:23,263 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5360 5362) the Hoare annotation is: true [2022-12-14 11:39:23,264 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5297 5299) the Hoare annotation is: true [2022-12-14 11:39:23,264 INFO L899 garLoopResultBuilder]: For program point kill_fasyncEXIT(lines 5297 5299) no Hoare annotation was computed. [2022-12-14 11:39:23,264 INFO L899 garLoopResultBuilder]: For program point ldv_file_operations_2EXIT(lines 4161 4172) no Hoare annotation was computed. [2022-12-14 11:39:23,264 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4161 4172) the Hoare annotation is: true [2022-12-14 11:39:23,264 INFO L902 garLoopResultBuilder]: At program point L4168(line 4168) the Hoare annotation is: true [2022-12-14 11:39:23,264 INFO L902 garLoopResultBuilder]: At program point L4166(line 4166) the Hoare annotation is: true [2022-12-14 11:39:23,264 INFO L899 garLoopResultBuilder]: For program point L4168-1(line 4168) no Hoare annotation was computed. [2022-12-14 11:39:23,264 INFO L899 garLoopResultBuilder]: For program point L4166-1(line 4166) no Hoare annotation was computed. [2022-12-14 11:39:23,264 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3562 3569) the Hoare annotation is: true [2022-12-14 11:39:23,264 INFO L899 garLoopResultBuilder]: For program point serio_get_drvdataEXIT(lines 3562 3569) no Hoare annotation was computed. [2022-12-14 11:39:23,264 INFO L899 garLoopResultBuilder]: For program point warn_slowpath_nullEXIT(lines 5356 5358) no Hoare annotation was computed. [2022-12-14 11:39:23,264 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5356 5358) the Hoare annotation is: true [2022-12-14 11:39:23,265 INFO L899 garLoopResultBuilder]: For program point list_del_initEXIT(lines 3204 3211) no Hoare annotation was computed. [2022-12-14 11:39:23,265 INFO L899 garLoopResultBuilder]: For program point list_del_initFINAL(lines 3204 3211) no Hoare annotation was computed. [2022-12-14 11:39:23,265 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3204 3211) the Hoare annotation is: true [2022-12-14 11:39:23,265 INFO L902 garLoopResultBuilder]: At program point L3208(line 3208) the Hoare annotation is: true [2022-12-14 11:39:23,265 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3195 3201) the Hoare annotation is: true [2022-12-14 11:39:23,265 INFO L899 garLoopResultBuilder]: For program point list_add_tailEXIT(lines 3195 3201) no Hoare annotation was computed. [2022-12-14 11:39:23,265 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5329 5331) no Hoare annotation was computed. [2022-12-14 11:39:23,265 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5329 5331) the Hoare annotation is: true [2022-12-14 11:39:23,265 INFO L899 garLoopResultBuilder]: For program point L5089(lines 5089 5092) no Hoare annotation was computed. [2022-12-14 11:39:23,265 INFO L895 garLoopResultBuilder]: At program point L5089-1(lines 5089 5092) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,265 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5085 5101) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,265 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_interruptible_serio_raw_mutexEXIT(lines 5085 5101) no Hoare annotation was computed. [2022-12-14 11:39:23,266 INFO L895 garLoopResultBuilder]: At program point L5090(line 5090) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-12-14 11:39:23,266 INFO L899 garLoopResultBuilder]: For program point L5093(line 5093) no Hoare annotation was computed. [2022-12-14 11:39:23,266 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5262 5264) the Hoare annotation is: true [2022-12-14 11:39:23,266 INFO L899 garLoopResultBuilder]: For program point __might_faultEXIT(lines 5262 5264) no Hoare annotation was computed. [2022-12-14 11:39:23,266 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 4595 4601) the Hoare annotation is: true [2022-12-14 11:39:23,266 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4599) no Hoare annotation was computed. [2022-12-14 11:39:23,266 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4595 4601) no Hoare annotation was computed. [2022-12-14 11:39:23,266 INFO L902 garLoopResultBuilder]: At program point L3406(line 3406) the Hoare annotation is: true [2022-12-14 11:39:23,266 INFO L902 garLoopResultBuilder]: At program point L3406-1(line 3406) the Hoare annotation is: true [2022-12-14 11:39:23,266 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3418 3425) the Hoare annotation is: true [2022-12-14 11:39:23,266 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 3418 3425) no Hoare annotation was computed. [2022-12-14 11:39:23,266 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 3496 3503) no Hoare annotation was computed. [2022-12-14 11:39:23,267 INFO L895 garLoopResultBuilder]: At program point L3500(line 3500) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |kref_put_#in~release.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and (= ~ldv_mutex_serio_raw_mutex~0 1) (<= kref_put_~release.offset |#funAddr~serio_raw_free.offset|)) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4))) [2022-12-14 11:39:23,267 INFO L899 garLoopResultBuilder]: For program point L3500-1(line 3500) no Hoare annotation was computed. [2022-12-14 11:39:23,267 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3496 3503) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |kref_put_#in~release.offset| |#funAddr~serio_raw_free.offset|)))) (and (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4))) [2022-12-14 11:39:23,267 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3354 3359) the Hoare annotation is: true [2022-12-14 11:39:23,267 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3354 3359) no Hoare annotation was computed. [2022-12-14 11:39:23,267 INFO L899 garLoopResultBuilder]: For program point serio_raw_disconnectFINAL(lines 4105 4123) no Hoare annotation was computed. [2022-12-14 11:39:23,267 INFO L899 garLoopResultBuilder]: For program point L4092(line 4092) no Hoare annotation was computed. [2022-12-14 11:39:23,267 INFO L895 garLoopResultBuilder]: At program point L4567(lines 4563 4570) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,267 INFO L899 garLoopResultBuilder]: For program point L4119(line 4119) no Hoare annotation was computed. [2022-12-14 11:39:23,267 INFO L899 garLoopResultBuilder]: For program point L4115-1(line 4115) no Hoare annotation was computed. [2022-12-14 11:39:23,268 INFO L895 garLoopResultBuilder]: At program point serio_raw_hangup_ldv_27367#1(lines 4086 4103) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,268 INFO L895 garLoopResultBuilder]: At program point L4115(line 4115) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-12-14 11:39:23,268 INFO L895 garLoopResultBuilder]: At program point L4559(lines 4555 4562) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-12-14 11:39:23,268 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 4105 4123) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1))) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-12-14 11:39:23,268 INFO L895 garLoopResultBuilder]: At program point L4101-1(lines 4081 4104) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,268 INFO L895 garLoopResultBuilder]: At program point L4101(line 4101) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,268 INFO L895 garLoopResultBuilder]: At program point $Ultimate##2(lines 4096 4099) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,268 INFO L895 garLoopResultBuilder]: At program point L4120(line 4120) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,269 INFO L895 garLoopResultBuilder]: At program point L4566(line 4566) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-12-14 11:39:23,269 INFO L899 garLoopResultBuilder]: For program point L4087-1(line 4087) no Hoare annotation was computed. [2022-12-14 11:39:23,269 INFO L895 garLoopResultBuilder]: At program point L4118(line 4118) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,269 INFO L895 garLoopResultBuilder]: At program point L4087(line 4087) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,269 INFO L895 garLoopResultBuilder]: At program point L4118-1(line 4118) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,269 INFO L895 garLoopResultBuilder]: At program point L4566-1(line 4566) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,269 INFO L895 garLoopResultBuilder]: At program point L4558(line 4558) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,269 INFO L895 garLoopResultBuilder]: At program point L4110(line 4110) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1))) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-12-14 11:39:23,269 INFO L895 garLoopResultBuilder]: At program point L4110-1(line 4110) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= |old(~ldv_mutex_serio_raw_mutex~0)| ~ldv_mutex_serio_raw_mutex~0) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-12-14 11:39:23,270 INFO L895 garLoopResultBuilder]: At program point L4558-1(line 4558) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-12-14 11:39:23,270 INFO L895 garLoopResultBuilder]: At program point L4100(line 4100) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-12-14 11:39:23,270 INFO L899 garLoopResultBuilder]: For program point serio_raw_disconnectEXIT(lines 4105 4123) no Hoare annotation was computed. [2022-12-14 11:39:23,270 INFO L899 garLoopResultBuilder]: For program point L4100-1(line 4100) no Hoare annotation was computed. [2022-12-14 11:39:23,270 INFO L899 garLoopResultBuilder]: For program point serio_closeEXIT(lines 5346 5348) no Hoare annotation was computed. [2022-12-14 11:39:23,270 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5346 5348) the Hoare annotation is: true [2022-12-14 11:39:23,270 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3584 3590) the Hoare annotation is: true [2022-12-14 11:39:23,270 INFO L899 garLoopResultBuilder]: For program point serio_continue_rxEXIT(lines 3584 3590) no Hoare annotation was computed. [2022-12-14 11:39:23,270 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_serio_raw_mutexEXIT(lines 5119 5129) no Hoare annotation was computed. [2022-12-14 11:39:23,270 INFO L899 garLoopResultBuilder]: For program point L5122-1(lines 5122 5125) no Hoare annotation was computed. [2022-12-14 11:39:23,270 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5119 5129) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1) (not (= ~ldv_state_variable_2~0 0))) [2022-12-14 11:39:23,270 INFO L895 garLoopResultBuilder]: At program point L5123(line 5123) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_2~0 0))) [2022-12-14 11:39:23,271 INFO L899 garLoopResultBuilder]: For program point L5122(lines 5122 5125) no Hoare annotation was computed. [2022-12-14 11:39:23,271 INFO L899 garLoopResultBuilder]: For program point ldv_init_zallocEXIT(lines 3312 3322) no Hoare annotation was computed. [2022-12-14 11:39:23,271 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3312 3322) the Hoare annotation is: true [2022-12-14 11:39:23,271 INFO L899 garLoopResultBuilder]: For program point L3319-1(line 3319) no Hoare annotation was computed. [2022-12-14 11:39:23,271 INFO L902 garLoopResultBuilder]: At program point L3319(line 3319) the Hoare annotation is: true [2022-12-14 11:39:23,271 INFO L899 garLoopResultBuilder]: For program point L3317-1(line 3317) no Hoare annotation was computed. [2022-12-14 11:39:23,271 INFO L902 garLoopResultBuilder]: At program point L3317(line 3317) the Hoare annotation is: true [2022-12-14 11:39:23,271 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3275 3277) the Hoare annotation is: true [2022-12-14 11:39:23,271 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3275 3277) no Hoare annotation was computed. [2022-12-14 11:39:23,271 INFO L895 garLoopResultBuilder]: At program point L3904(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-12-14 11:39:23,271 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 3875) no Hoare annotation was computed. [2022-12-14 11:39:23,271 INFO L899 garLoopResultBuilder]: For program point L3867(lines 3867 3870) no Hoare annotation was computed. [2022-12-14 11:39:23,272 INFO L895 garLoopResultBuilder]: At program point L4495(lines 4491 4498) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,272 INFO L895 garLoopResultBuilder]: At program point ldv_27313(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-12-14 11:39:23,272 INFO L899 garLoopResultBuilder]: For program point serio_raw_writeFINAL(lines 3850 3915) no Hoare annotation was computed. [2022-12-14 11:39:23,272 INFO L895 garLoopResultBuilder]: At program point L3889(lines 3889 3893) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-12-14 11:39:23,272 INFO L899 garLoopResultBuilder]: For program point L4484-1(line 4484) no Hoare annotation was computed. [2022-12-14 11:39:23,272 INFO L895 garLoopResultBuilder]: At program point L4484(line 4484) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,272 INFO L899 garLoopResultBuilder]: For program point serio_raw_writeEXIT(lines 3850 3915) no Hoare annotation was computed. [2022-12-14 11:39:23,272 INFO L899 garLoopResultBuilder]: For program point L3882(lines 3882 3883) no Hoare annotation was computed. [2022-12-14 11:39:23,272 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3850 3915) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,272 INFO L895 garLoopResultBuilder]: At program point L3911(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-12-14 11:39:23,272 INFO L899 garLoopResultBuilder]: For program point L3907(lines 3907 3910) no Hoare annotation was computed. [2022-12-14 11:39:23,272 INFO L899 garLoopResultBuilder]: For program point L3895(lines 3895 3902) no Hoare annotation was computed. [2022-12-14 11:39:23,273 INFO L895 garLoopResultBuilder]: At program point L4494(line 4494) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-12-14 11:39:23,273 INFO L895 garLoopResultBuilder]: At program point L4494-1(line 4494) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,273 INFO L895 garLoopResultBuilder]: At program point L4486(line 4486) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,273 INFO L895 garLoopResultBuilder]: At program point L4486-1(line 4486) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ |serio_raw_write_ldv_mutex_lock_interruptible_14_#t~ret256#1| 4) 0)) (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= |serio_raw_write_ldv_mutex_lock_interruptible_14_#t~ret256#1| 0))) [2022-12-14 11:39:23,273 INFO L899 garLoopResultBuilder]: For program point serio_raw_fasyncEXIT(lines 3601 3610) no Hoare annotation was computed. [2022-12-14 11:39:23,273 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3601 3610) the Hoare annotation is: true [2022-12-14 11:39:23,273 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3916 3932) the Hoare annotation is: true [2022-12-14 11:39:23,273 INFO L899 garLoopResultBuilder]: For program point serio_raw_pollEXIT(lines 3916 3932) no Hoare annotation was computed. [2022-12-14 11:39:23,273 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5314 5316) the Hoare annotation is: true [2022-12-14 11:39:23,273 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5314 5316) no Hoare annotation was computed. [2022-12-14 11:39:23,274 INFO L895 garLoopResultBuilder]: At program point L4528-1(line 4528) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,274 INFO L895 garLoopResultBuilder]: At program point L4528(line 4528) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,274 INFO L899 garLoopResultBuilder]: For program point L4330(line 4330) no Hoare annotation was computed. [2022-12-14 11:39:23,274 INFO L899 garLoopResultBuilder]: For program point L4231(lines 4231 4267) no Hoare annotation was computed. [2022-12-14 11:39:23,274 INFO L895 garLoopResultBuilder]: At program point L3670(line 3670) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,274 INFO L899 garLoopResultBuilder]: For program point L3670-1(line 3670) no Hoare annotation was computed. [2022-12-14 11:39:23,274 INFO L895 garLoopResultBuilder]: At program point L4463(line 4463) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,274 INFO L899 garLoopResultBuilder]: For program point L4463-1(line 4463) no Hoare annotation was computed. [2022-12-14 11:39:23,274 INFO L899 garLoopResultBuilder]: For program point L4331(lines 4331 4335) no Hoare annotation was computed. [2022-12-14 11:39:23,274 INFO L895 garLoopResultBuilder]: At program point serio_raw_connect_err_unlink#1(lines 3984 4050) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,274 INFO L899 garLoopResultBuilder]: For program point L4265(line 4265) no Hoare annotation was computed. [2022-12-14 11:39:23,274 INFO L899 garLoopResultBuilder]: For program point L4232(line 4232) no Hoare annotation was computed. [2022-12-14 11:39:23,275 INFO L895 garLoopResultBuilder]: At program point L3968(line 3968) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,275 INFO L899 garLoopResultBuilder]: For program point L3671-1(line 3671) no Hoare annotation was computed. [2022-12-14 11:39:23,275 INFO L895 garLoopResultBuilder]: At program point L3671(line 3671) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,275 INFO L899 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2022-12-14 11:39:23,275 INFO L895 garLoopResultBuilder]: At program point serio_raw_read_ldv_27294#1(lines 3815 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,275 INFO L902 garLoopResultBuilder]: At program point L4266(line 4266) the Hoare annotation is: true [2022-12-14 11:39:23,275 INFO L899 garLoopResultBuilder]: For program point L4200-1(line 4200) no Hoare annotation was computed. [2022-12-14 11:39:23,275 INFO L899 garLoopResultBuilder]: For program point L4233(lines 4233 4241) no Hoare annotation was computed. [2022-12-14 11:39:23,275 INFO L895 garLoopResultBuilder]: At program point L4200(line 4200) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,275 INFO L895 garLoopResultBuilder]: At program point serio_raw_locate_returnLabel#1(lines 3611 3634) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,275 INFO L895 garLoopResultBuilder]: At program point L3672(line 3672) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,276 INFO L899 garLoopResultBuilder]: For program point L3672-1(line 3672) no Hoare annotation was computed. [2022-12-14 11:39:23,276 INFO L895 garLoopResultBuilder]: At program point L4465(line 4465) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,276 INFO L895 garLoopResultBuilder]: At program point L4465-1(line 4465) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (or (and (= |ULTIMATE.start_ldv_mutex_lock_interruptible_12_#t~ret254#1| 0) (= 2 ~ldv_mutex_serio_raw_mutex~0)) (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_12_#t~ret254#1| 4) 0)))) [2022-12-14 11:39:23,276 INFO L902 garLoopResultBuilder]: At program point L4300(line 4300) the Hoare annotation is: true [2022-12-14 11:39:23,276 INFO L899 garLoopResultBuilder]: For program point L4003-1(line 4003) no Hoare annotation was computed. [2022-12-14 11:39:23,276 INFO L895 garLoopResultBuilder]: At program point L4003(line 4003) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,276 INFO L895 garLoopResultBuilder]: At program point L3673(lines 3642 3676) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-12-14 11:39:23,276 INFO L895 garLoopResultBuilder]: At program point L4202(line 4202) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,276 INFO L899 garLoopResultBuilder]: For program point L4202-1(line 4202) no Hoare annotation was computed. [2022-12-14 11:39:23,276 INFO L895 garLoopResultBuilder]: At program point L4070(line 4070) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,277 INFO L899 garLoopResultBuilder]: For program point L4070-1(line 4070) no Hoare annotation was computed. [2022-12-14 11:39:23,277 INFO L895 garLoopResultBuilder]: At program point L4004-1(line 4004) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,277 INFO L899 garLoopResultBuilder]: For program point L3839(lines 3839 3842) no Hoare annotation was computed. [2022-12-14 11:39:23,277 INFO L899 garLoopResultBuilder]: For program point L4368(line 4368) no Hoare annotation was computed. [2022-12-14 11:39:23,277 INFO L899 garLoopResultBuilder]: For program point L4369(lines 4369 4377) no Hoare annotation was computed. [2022-12-14 11:39:23,277 INFO L899 garLoopResultBuilder]: For program point L4204-1(line 4204) no Hoare annotation was computed. [2022-12-14 11:39:23,277 INFO L895 garLoopResultBuilder]: At program point L4204(line 4204) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,277 INFO L895 garLoopResultBuilder]: At program point L4006(line 4006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,277 INFO L895 garLoopResultBuilder]: At program point L4006-1(line 4006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,277 INFO L899 garLoopResultBuilder]: For program point L3709-1(line 3709) no Hoare annotation was computed. [2022-12-14 11:39:23,277 INFO L895 garLoopResultBuilder]: At program point L3709(line 3709) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,278 INFO L895 garLoopResultBuilder]: At program point L5295(line 5295) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,278 INFO L895 garLoopResultBuilder]: At program point L5295-1(line 5295) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,278 INFO L899 garLoopResultBuilder]: For program point L4337(line 4337) no Hoare annotation was computed. [2022-12-14 11:39:23,278 INFO L895 garLoopResultBuilder]: At program point L3644(lines 3644 3647) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (or (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ 4 |ULTIMATE.start_serio_raw_open_~retval~0#1|) 0)) (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)))) [2022-12-14 11:39:23,278 INFO L899 garLoopResultBuilder]: For program point L4338(lines 4338 4342) no Hoare annotation was computed. [2022-12-14 11:39:23,278 INFO L895 garLoopResultBuilder]: At program point L4206(line 4206) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,278 INFO L899 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2022-12-14 11:39:23,278 INFO L899 garLoopResultBuilder]: For program point L4338-2(lines 4309 4381) no Hoare annotation was computed. [2022-12-14 11:39:23,278 INFO L899 garLoopResultBuilder]: For program point L4206-1(line 4206) no Hoare annotation was computed. [2022-12-14 11:39:23,278 INFO L895 garLoopResultBuilder]: At program point L4537(line 4537) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,278 INFO L899 garLoopResultBuilder]: For program point L4537-1(line 4537) no Hoare annotation was computed. [2022-12-14 11:39:23,278 INFO L895 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,279 INFO L899 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2022-12-14 11:39:23,279 INFO L899 garLoopResultBuilder]: For program point L4339-1(line 4339) no Hoare annotation was computed. [2022-12-14 11:39:23,279 INFO L899 garLoopResultBuilder]: For program point L5231(lines 5231 5234) no Hoare annotation was computed. [2022-12-14 11:39:23,279 INFO L899 garLoopResultBuilder]: For program point L5231-1(lines 5230 5248) no Hoare annotation was computed. [2022-12-14 11:39:23,279 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4304) no Hoare annotation was computed. [2022-12-14 11:39:23,279 INFO L895 garLoopResultBuilder]: At program point L3811(lines 3811 3844) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,279 INFO L895 garLoopResultBuilder]: At program point L3811-2(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,279 INFO L899 garLoopResultBuilder]: For program point L4307(lines 4307 4384) no Hoare annotation was computed. [2022-12-14 11:39:23,279 INFO L899 garLoopResultBuilder]: For program point L4208-1(line 4208) no Hoare annotation was computed. [2022-12-14 11:39:23,279 INFO L895 garLoopResultBuilder]: At program point L4208(line 4208) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,279 INFO L895 garLoopResultBuilder]: At program point L5232(line 5232) the Hoare annotation is: false [2022-12-14 11:39:23,279 INFO L895 garLoopResultBuilder]: At program point L4010(line 4010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,280 INFO L895 garLoopResultBuilder]: At program point L4043(lines 3984 4050) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_i_mutex_of_inode~0 1)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (.cse4 (= ~ldv_state_variable_1~0 1))) (or (and (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (+ |ULTIMATE.start_serio_raw_connect_~err~0#1| 4) 0)))) [2022-12-14 11:39:23,280 INFO L895 garLoopResultBuilder]: At program point L4010-1(line 4010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,280 INFO L899 garLoopResultBuilder]: For program point L3746(lines 3746 3749) no Hoare annotation was computed. [2022-12-14 11:39:23,280 INFO L895 garLoopResultBuilder]: At program point main_ldv_final#1(lines 4199 4394) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,280 INFO L895 garLoopResultBuilder]: At program point L4473(line 4473) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-12-14 11:39:23,280 INFO L895 garLoopResultBuilder]: At program point L4473-1(line 4473) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,280 INFO L899 garLoopResultBuilder]: For program point L4275(lines 4275 4301) no Hoare annotation was computed. [2022-12-14 11:39:23,280 INFO L895 garLoopResultBuilder]: At program point serio_raw_interrupt_ldv_27336#1(lines 3954 3969) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,280 INFO L895 garLoopResultBuilder]: At program point L4540-1(line 4540) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,280 INFO L895 garLoopResultBuilder]: At program point L4474(lines 4470 4477) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,281 INFO L895 garLoopResultBuilder]: At program point L4540(line 4540) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L4243(line 4243) no Hoare annotation was computed. [2022-12-14 11:39:23,281 INFO L895 garLoopResultBuilder]: At program point L4210(line 4210) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L4309(lines 4309 4381) no Hoare annotation was computed. [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L4276(line 4276) no Hoare annotation was computed. [2022-12-14 11:39:23,281 INFO L895 garLoopResultBuilder]: At program point L4210-1(line 4210) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,281 INFO L895 garLoopResultBuilder]: At program point L4012(lines 4012 4015) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,281 INFO L895 garLoopResultBuilder]: At program point L4045(lines 3984 4050) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L4310(line 4310) no Hoare annotation was computed. [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L5235(lines 5230 5248) no Hoare annotation was computed. [2022-12-14 11:39:23,281 INFO L895 garLoopResultBuilder]: At program point L4277(lines 4277 4282) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L4244(lines 4244 4248) no Hoare annotation was computed. [2022-12-14 11:39:23,281 INFO L895 garLoopResultBuilder]: At program point L3716(line 3716) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L3815-2(lines 3815 3837) no Hoare annotation was computed. [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L3650(lines 3650 3654) no Hoare annotation was computed. [2022-12-14 11:39:23,281 INFO L895 garLoopResultBuilder]: At program point L3716-1(line 3716) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,281 INFO L899 garLoopResultBuilder]: For program point L3815-4(lines 3815 3837) no Hoare annotation was computed. [2022-12-14 11:39:23,282 INFO L899 garLoopResultBuilder]: For program point L4311(lines 4311 4315) no Hoare annotation was computed. [2022-12-14 11:39:23,282 INFO L899 garLoopResultBuilder]: For program point L4344-1(line 4344) no Hoare annotation was computed. [2022-12-14 11:39:23,282 INFO L895 garLoopResultBuilder]: At program point L4344(line 4344) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,282 INFO L899 garLoopResultBuilder]: For program point L4311-2(lines 4309 4381) no Hoare annotation was computed. [2022-12-14 11:39:23,282 INFO L895 garLoopResultBuilder]: At program point L5236(line 5236) the Hoare annotation is: false [2022-12-14 11:39:23,282 INFO L895 garLoopResultBuilder]: At program point L4047(line 4047) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,282 INFO L895 garLoopResultBuilder]: At program point L3948(line 3948) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,282 INFO L899 garLoopResultBuilder]: For program point L3948-1(line 3948) no Hoare annotation was computed. [2022-12-14 11:39:23,282 INFO L899 garLoopResultBuilder]: For program point L3750-2(lines 3750 3753) no Hoare annotation was computed. [2022-12-14 11:39:23,282 INFO L899 garLoopResultBuilder]: For program point L3453-1(line 3453) no Hoare annotation was computed. [2022-12-14 11:39:23,282 INFO L895 garLoopResultBuilder]: At program point L3453(line 3453) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,282 INFO L899 garLoopResultBuilder]: For program point L4312-1(line 4312) no Hoare annotation was computed. [2022-12-14 11:39:23,282 INFO L895 garLoopResultBuilder]: At program point L4312(line 4312) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,282 INFO L895 garLoopResultBuilder]: At program point L4213(line 4213) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,283 INFO L899 garLoopResultBuilder]: For program point L4213-1(line 4213) no Hoare annotation was computed. [2022-12-14 11:39:23,283 INFO L899 garLoopResultBuilder]: For program point L4048(line 4048) no Hoare annotation was computed. [2022-12-14 11:39:23,283 INFO L899 garLoopResultBuilder]: For program point L3817-1(line 3817) no Hoare annotation was computed. [2022-12-14 11:39:23,283 INFO L895 garLoopResultBuilder]: At program point L3817(line 3817) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,283 INFO L899 garLoopResultBuilder]: For program point L4379(line 4379) no Hoare annotation was computed. [2022-12-14 11:39:23,283 INFO L895 garLoopResultBuilder]: At program point L4214(line 4214) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,283 INFO L899 garLoopResultBuilder]: For program point L5106(lines 5106 5109) no Hoare annotation was computed. [2022-12-14 11:39:23,283 INFO L899 garLoopResultBuilder]: For program point L4214-1(line 4214) no Hoare annotation was computed. [2022-12-14 11:39:23,283 INFO L895 garLoopResultBuilder]: At program point L5106-1(lines 5106 5109) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,283 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-12-14 11:39:23,283 INFO L895 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,283 INFO L902 garLoopResultBuilder]: At program point L4380(line 4380) the Hoare annotation is: true [2022-12-14 11:39:23,283 INFO L895 garLoopResultBuilder]: At program point L4215(line 4215) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,283 INFO L899 garLoopResultBuilder]: For program point L5239(lines 5230 5248) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L4215-1(line 4215) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L895 garLoopResultBuilder]: At program point L5107(line 5107) the Hoare annotation is: false [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L4017(lines 4017 4020) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L895 garLoopResultBuilder]: At program point L3819(lines 3815 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L4579(lines 4579 4583) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L3621(lines 3621 3624) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L3456(lines 3456 3469) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L895 garLoopResultBuilder]: At program point L4579-2(lines 4579 4583) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,284 INFO L895 garLoopResultBuilder]: At program point L3456-1(lines 3456 3469) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L895 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,284 INFO L895 garLoopResultBuilder]: At program point L5240(line 5240) the Hoare annotation is: false [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L3754(lines 3754 3757) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L3655(lines 3655 3659) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L4250(line 4250) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L899 garLoopResultBuilder]: For program point L4349(line 4349) no Hoare annotation was computed. [2022-12-14 11:39:23,284 INFO L895 garLoopResultBuilder]: At program point L4217(line 4217) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L4217-1(line 4217) no Hoare annotation was computed. [2022-12-14 11:39:23,285 INFO L895 garLoopResultBuilder]: At program point L3986(line 3986) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L3953-1(line 3953) no Hoare annotation was computed. [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L3986-1(line 3986) no Hoare annotation was computed. [2022-12-14 11:39:23,285 INFO L895 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,285 INFO L895 garLoopResultBuilder]: At program point L4515(line 4515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,285 INFO L895 garLoopResultBuilder]: At program point L4515-1(line 4515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,285 INFO L895 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L4350(lines 4350 4354) no Hoare annotation was computed. [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L4251(lines 4251 4255) no Hoare annotation was computed. [2022-12-14 11:39:23,285 INFO L895 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,285 INFO L895 garLoopResultBuilder]: At program point L4317(line 4317) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L4317-1(line 4317) no Hoare annotation was computed. [2022-12-14 11:39:23,285 INFO L899 garLoopResultBuilder]: For program point L4350-2(lines 4309 4381) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L895 garLoopResultBuilder]: At program point L5110(line 5110) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,286 INFO L899 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L899 garLoopResultBuilder]: For program point L3954(lines 3954 3970) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L895 garLoopResultBuilder]: At program point L3954-1(lines 3954 3970) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,286 INFO L899 garLoopResultBuilder]: For program point L3822-2(lines 3822 3825) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L895 garLoopResultBuilder]: At program point L3459-1(lines 3459 3462) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,286 INFO L895 garLoopResultBuilder]: At program point L4516(lines 4512 4519) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,286 INFO L899 garLoopResultBuilder]: For program point L3459(lines 3459 3462) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L895 garLoopResultBuilder]: At program point L4351(line 4351) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,286 INFO L899 garLoopResultBuilder]: For program point L4351-1(line 4351) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L895 garLoopResultBuilder]: At program point L4219(line 4219) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,286 INFO L902 garLoopResultBuilder]: At program point L5243(lines 5228 5249) the Hoare annotation is: true [2022-12-14 11:39:23,286 INFO L899 garLoopResultBuilder]: For program point L4219-1(line 4219) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L895 garLoopResultBuilder]: At program point L4285(lines 4285 4297) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,286 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 4002) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L899 garLoopResultBuilder]: For program point L4021-1(line 4021) no Hoare annotation was computed. [2022-12-14 11:39:23,286 INFO L895 garLoopResultBuilder]: At program point L4021(line 4021) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point L3460(line 3460) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 11:39:23,287 INFO L899 garLoopResultBuilder]: For program point L4220-1(line 4220) no Hoare annotation was computed. [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point L4220(line 4220) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point L5244(line 5244) the Hoare annotation is: false [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point $Ultimate##193(lines 3628 3631) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,287 INFO L899 garLoopResultBuilder]: For program point L4386(line 4386) no Hoare annotation was computed. [2022-12-14 11:39:23,287 INFO L899 garLoopResultBuilder]: For program point L4287-2(lines 4285 4296) no Hoare annotation was computed. [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point $Ultimate##48(lines 3964 3967) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point L3660(line 3660) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,287 INFO L899 garLoopResultBuilder]: For program point L3660-1(line 3660) no Hoare annotation was computed. [2022-12-14 11:39:23,287 INFO L902 garLoopResultBuilder]: At program point L4387(line 4387) the Hoare annotation is: true [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point L4156(line 4156) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point L4156-1(line 4156) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point serio_raw_connect_returnLabel#1(lines 3974 4051) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,287 INFO L895 garLoopResultBuilder]: At program point L3826(lines 3826 3830) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L3760(lines 3760 3761) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L895 garLoopResultBuilder]: At program point serio_raw_read_ldv_27276#1(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L3463(line 3463) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L4322(line 4322) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L895 garLoopResultBuilder]: At program point $Ultimate##136(lines 3797 3805) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,288 INFO L895 garLoopResultBuilder]: At program point $Ultimate##134(lines 3791 3794) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L3662(lines 3662 3666) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L895 garLoopResultBuilder]: At program point $Ultimate##143(lines 3807 3810) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L4323(lines 4323 4328) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L4356-1(line 4356) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L895 garLoopResultBuilder]: At program point L4356(line 4356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L4257(line 4257) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L3960(line 3960) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L895 garLoopResultBuilder]: At program point serio_raw_reconnect_returnLabel#1(lines 4052 4080) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,288 INFO L899 garLoopResultBuilder]: For program point L4258(lines 4258 4263) no Hoare annotation was computed. [2022-12-14 11:39:23,288 INFO L895 garLoopResultBuilder]: At program point L4225(lines 4199 4394) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,288 INFO L895 garLoopResultBuilder]: At program point L4060(line 4060) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,289 INFO L899 garLoopResultBuilder]: For program point L4060-1(line 4060) no Hoare annotation was computed. [2022-12-14 11:39:23,289 INFO L895 garLoopResultBuilder]: At program point L3697-1(line 3697) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,289 INFO L895 garLoopResultBuilder]: At program point serio_raw_read_ldv_27286#1(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,289 INFO L895 garLoopResultBuilder]: At program point L3697(line 3697) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,289 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,289 INFO L899 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2022-12-14 11:39:23,289 INFO L899 garLoopResultBuilder]: For program point L4028(lines 4028 4032) no Hoare annotation was computed. [2022-12-14 11:39:23,289 INFO L899 garLoopResultBuilder]: For program point L3995-1(line 3995) no Hoare annotation was computed. [2022-12-14 11:39:23,289 INFO L899 garLoopResultBuilder]: For program point L4028-2(lines 3984 4050) no Hoare annotation was computed. [2022-12-14 11:39:23,289 INFO L895 garLoopResultBuilder]: At program point L3995(line 3995) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,289 INFO L895 garLoopResultBuilder]: At program point serio_raw_read_returnLabel#1(lines 3720 3849) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,290 INFO L899 garLoopResultBuilder]: For program point L4227(lines 4227 4388) no Hoare annotation was computed. [2022-12-14 11:39:23,290 INFO L899 garLoopResultBuilder]: For program point L3699-1(line 3699) no Hoare annotation was computed. [2022-12-14 11:39:23,290 INFO L895 garLoopResultBuilder]: At program point L3699(line 3699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,290 INFO L895 garLoopResultBuilder]: At program point L4525(line 4525) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-12-14 11:39:23,290 INFO L899 garLoopResultBuilder]: For program point L4525-1(line 4525) no Hoare annotation was computed. [2022-12-14 11:39:23,290 INFO L899 garLoopResultBuilder]: For program point L4228(line 4228) no Hoare annotation was computed. [2022-12-14 11:39:23,290 INFO L899 garLoopResultBuilder]: For program point L4063(lines 4063 4077) no Hoare annotation was computed. [2022-12-14 11:39:23,290 INFO L895 garLoopResultBuilder]: At program point serio_raw_open_returnLabel#1(lines 3635 3677) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,290 INFO L899 garLoopResultBuilder]: For program point L3799(lines 3799 3803) no Hoare annotation was computed. [2022-12-14 11:39:23,291 INFO L895 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,291 INFO L895 garLoopResultBuilder]: At program point L3700-1(line 3700) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,291 INFO L895 garLoopResultBuilder]: At program point L4361(line 4361) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,291 INFO L899 garLoopResultBuilder]: For program point L4229(lines 4229 4270) no Hoare annotation was computed. [2022-12-14 11:39:23,291 INFO L895 garLoopResultBuilder]: At program point L3701(line 3701) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-12-14 11:39:23,291 INFO L895 garLoopResultBuilder]: At program point L3470(line 3470) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-12-14 11:39:23,291 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-12-14 11:39:23,291 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3323 3330) the Hoare annotation is: true [2022-12-14 11:39:23,291 INFO L899 garLoopResultBuilder]: For program point ldv_memsetEXIT(lines 3323 3330) no Hoare annotation was computed. [2022-12-14 11:39:23,294 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:39:23,295 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 11:39:23,309 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,310 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,310 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,310 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,311 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,311 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,311 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,311 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,313 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,313 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,313 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,314 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,314 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,314 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,325 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,325 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,325 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,326 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,326 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,326 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 11:39:23 BoogieIcfgContainer [2022-12-14 11:39:23,328 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 11:39:23,328 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 11:39:23,328 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 11:39:23,329 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 11:39:23,329 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:38:32" (3/4) ... [2022-12-14 11:39:23,332 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_serio_raw_mutex [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kill_fasync [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_file_operations_2 [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_get_drvdata [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_int [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del_init [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add_tail [2022-12-14 11:39:23,338 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_set_drvdata [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_sub [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __might_fault [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_register [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-12-14 11:39:23,339 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_disconnect [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_close [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_continue_rx [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_serio_raw_mutex [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __wake_up [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_pause_rx [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_write [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_fasync [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_poll [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_interruptible [2022-12-14 11:39:23,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-12-14 11:39:23,341 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-12-14 11:39:23,341 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_add_return [2022-12-14 11:39:23,364 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 302 nodes and edges [2022-12-14 11:39:23,366 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-12-14 11:39:23,368 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-12-14 11:39:23,370 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 11:39:23,372 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 11:39:23,374 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 11:39:23,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-12-14 11:39:23,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (release <= #funAddr~serio_raw_free.offset && ldv_mutex_serio_raw_mutex == 1)) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1))) && ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) [2022-12-14 11:39:23,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 [2022-12-14 11:39:23,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && 2 == ldv_mutex_serio_raw_mutex) [2022-12-14 11:39:23,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) || (2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0) [2022-12-14 11:39:23,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-12-14 11:39:23,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-12-14 11:39:23,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-12-14 11:39:23,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || \old(ldv_mutex_serio_raw_mutex) == ldv_mutex_serio_raw_mutex) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device) [2022-12-14 11:39:23,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) [2022-12-14 11:39:23,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-12-14 11:39:23,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-12-14 11:39:23,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) [2022-12-14 11:39:23,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-12-14 11:39:23,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-12-14 11:39:23,533 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 11:39:23,534 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 11:39:23,534 INFO L158 Benchmark]: Toolchain (without parser) took 53676.48ms. Allocated memory was 127.9MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 85.9MB in the beginning and 1.0GB in the end (delta: -960.7MB). Peak memory consumption was 190.5MB. Max. memory is 16.1GB. [2022-12-14 11:39:23,534 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 127.9MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 11:39:23,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1052.90ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 85.6MB in the beginning and 114.6MB in the end (delta: -29.0MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2022-12-14 11:39:23,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.39ms. Allocated memory is still 167.8MB. Free memory was 114.6MB in the beginning and 104.4MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 11:39:23,535 INFO L158 Benchmark]: Boogie Preprocessor took 95.89ms. Allocated memory is still 167.8MB. Free memory was 104.4MB in the beginning and 94.8MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 11:39:23,536 INFO L158 Benchmark]: RCFGBuilder took 1514.50ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 94.8MB in the beginning and 105.1MB in the end (delta: -10.3MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2022-12-14 11:39:23,536 INFO L158 Benchmark]: TraceAbstraction took 50704.19ms. Allocated memory was 201.3MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 104.1MB in the beginning and 1.1GB in the end (delta: -970.8MB). Peak memory consumption was 822.2MB. Max. memory is 16.1GB. [2022-12-14 11:39:23,536 INFO L158 Benchmark]: Witness Printer took 205.44ms. Allocated memory is still 1.3GB. Free memory was 1.1GB in the beginning and 1.0GB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 11:39:23,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 127.9MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1052.90ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 85.6MB in the beginning and 114.6MB in the end (delta: -29.0MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.39ms. Allocated memory is still 167.8MB. Free memory was 114.6MB in the beginning and 104.4MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.89ms. Allocated memory is still 167.8MB. Free memory was 104.4MB in the beginning and 94.8MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1514.50ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 94.8MB in the beginning and 105.1MB in the end (delta: -10.3MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * TraceAbstraction took 50704.19ms. Allocated memory was 201.3MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 104.1MB in the beginning and 1.1GB in the end (delta: -970.8MB). Peak memory consumption was 822.2MB. Max. memory is 16.1GB. * Witness Printer took 205.44ms. Allocated memory is still 1.3GB. Free memory was 1.1GB in the beginning and 1.0GB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4599]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 50.6s, OverallIterations: 17, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 11.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7376 SdHoareTripleChecker+Valid, 7.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7254 mSDsluCounter, 23135 SdHoareTripleChecker+Invalid, 7.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13633 mSDsCounter, 574 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7591 IncrementalHoareTripleChecker+Invalid, 8165 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 574 mSolverCounterUnsat, 9502 mSDtfsCounter, 7591 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1117 GetRequests, 1052 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9718occurred in iteration=15, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 7126 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 210 LocationsWithAnnotation, 8072 PreInvPairs, 12044 NumberOfFragments, 3884 HoareAnnotationTreeSize, 8072 FomulaSimplifications, 4849 FormulaSimplificationTreeSizeReduction, 7.1s HoareSimplificationTime, 210 FomulaSimplificationsInter, 281836 FormulaSimplificationTreeSizeReductionInter, 19.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 4285 NumberOfCodeBlocks, 4285 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4264 ConstructedInterpolants, 0 QuantifiedInterpolants, 6206 SizeOfPredicates, 20 NumberOfNonLiveVariables, 10393 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 7347/7371 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3974]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4110]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || \old(ldv_mutex_serio_raw_mutex) == ldv_mutex_serio_raw_mutex) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device) - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3642]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3720]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3889]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4555]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && 2 == ldv_mutex_serio_raw_mutex) - InvariantResult [Line: 4285]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3486]: Loop Invariant [2022-12-14 11:39:23,545 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,546 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,546 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,546 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,546 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,547 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,547 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,547 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (release <= #funAddr~serio_raw_free.offset && ldv_mutex_serio_raw_mutex == 1)) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1))) && ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4086]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3678]: Loop Invariant [2022-12-14 11:39:23,547 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) - InvariantResult [Line: 4491]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4012]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 5295]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4010]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3628]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5228]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3611]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 4006]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3964]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3716]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3811]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4004]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3807]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3470]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 4361]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4540]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4563]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3701]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4277]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4096]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 4210]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_state_variable_2 == 0) && ldv_mutex_serio_raw_mutex == 1) && 0 <= ref_cnt) && ldv_state_variable_1 == 0 - InvariantResult [Line: 4156]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4579]: Loop Invariant Derived loop invariant: (((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3635]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1) || (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1) && err + 4 == 0) - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4465]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ((aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0 && 2 == ldv_mutex_serio_raw_mutex) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) - InvariantResult [Line: 3195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3644]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ((ldv_mutex_serio_raw_mutex == 1 && 4 + retval == 0) || (2 == ldv_mutex_serio_raw_mutex && 0 == retval)) - InvariantResult [Line: 4052]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3797]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3791]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4486]: Loop Invariant Derived loop invariant: ((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) || (2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0) - InvariantResult [Line: 4528]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant [2022-12-14 11:39:23,554 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,554 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,555 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,555 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,555 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-12-14 11:39:23,555 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) - InvariantResult [Line: 3826]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 5110]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4081]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3406]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-12-14 11:39:23,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50359a43-b265-43f7-a048-52f64b931ea6/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE