[INFO] cloning repository https://github.com/zzhgithub/juner_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zzhgithub/juner_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzzhgithub%2Fjuner_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzzhgithub%2Fjuner_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae04100c90377fbc61d691e4e21dafe35926101d
[INFO] checking zzhgithub/juner_os against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzzhgithub%2Fjuner_os" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zzhgithub/juner_os on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking git repo https://github.com/zzhgithub/juner_os
[INFO] finished tweaking git repo https://github.com/zzhgithub/juner_os
[INFO] tweaked toml for git repo https://github.com/zzhgithub/juner_os written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/zzhgithub/juner_os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded spinning_top v0.1.1
[INFO] [stderr]   Downloaded conquer-util v0.2.0
[INFO] [stderr]   Downloaded bootloader v0.9.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.21
[INFO] [stderr]   Downloaded pic8259_simple v0.2.0
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[INFO] [stderr]   Downloaded linked_list_allocator v0.8.5
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded pc-keyboard v0.5.1
[INFO] [stderr]   Downloaded cpuio v0.3.0
[INFO] [stderr]   Downloaded volatile v0.3.0
[INFO] [stderr]   Downloaded x86_64 v0.11.5
[INFO] [stderr]   Downloaded spin v0.5.2
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded conquer-once v0.2.1
[INFO] [stderr]   Downloaded ahash v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 036188e74221b76f8f752c414e163389eb4ad0fce124a7895c0d918aaad8b6d1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "036188e74221b76f8f752c414e163389eb4ad0fce124a7895c0d918aaad8b6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "036188e74221b76f8f752c414e163389eb4ad0fce124a7895c0d918aaad8b6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "036188e74221b76f8f752c414e163389eb4ad0fce124a7895c0d918aaad8b6d1", kill_on_drop: false }`
[INFO] [stdout] 036188e74221b76f8f752c414e163389eb4ad0fce124a7895c0d918aaad8b6d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac6401e4e621fd279e03e8d2e668606df1329185479d2b0f43990d460b5b1d31
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ac6401e4e621fd279e03e8d2e668606df1329185479d2b0f43990d460b5b1d31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling x86_64 v0.11.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking ahash v0.4.4
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking conquer-util v0.2.0
[INFO] [stderr]     Checking rlibc v1.0.0
[INFO] [stderr]     Checking volatile v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking conquer-once v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking maybe-uninit v2.0.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking spinning_top v0.1.1
[INFO] [stderr]     Checking linked_list_allocator v0.8.5
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking uart_16550 v0.2.7
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking juner_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DecodedKey`
[INFO] [stdout]   --> src/interrupts.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use pc_keyboard::{layouts, DecodedKey, HandleControl, Keyboard, ScancodeSet1};
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]  --> src/mal/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::println;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mal::types::format_error`
[INFO] [stdout]  --> src/mal/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::mal::types::format_error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]  --> src/mal/types.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]   --> src/mal/reader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::println;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::cell::RefCell`
[INFO] [stdout]   --> src/mal/reader.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use core::cell::RefCell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]   --> src/mal/reader.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use core::fmt;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hashbrown::HashMap`
[INFO] [stdout]   --> src/mal/reader.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use hashbrown::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::*`
[INFO] [stdout]   --> src/mal/reader.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use log::*;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Func`, `Int`
[INFO] [stdout]  --> src/mal/env.rs:8:56
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::mal::types::MalVal::{List, Nil, Sym, Vector,Func,Int};
[INFO] [stdout]   |                                                        ^^^^ ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `String`
[INFO] [stdout]  --> src/mal/core.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::string::{String,ToString};
[INFO] [stdout]   |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrString`
[INFO] [stdout]  --> src/mal/core.rs:8:33
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::mal::types::MalErr::{ErrString,ErrMalVal};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env_set`
[INFO] [stdout]  --> src/mal/core.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::mal::env::{env_set,env_sets};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ScancodeSet2`
[INFO] [stdout]   --> src/mal/shell.rs:11:74
[INFO] [stdout]    |
[INFO] [stdout] 11 |     layouts, DecodedKey, HandleControl, KeyCode, Keyboard, ScancodeSet1, ScancodeSet2,
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]  --> src/stdio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::println;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `x86_64::structures::paging::mapper::MapperAllSizes`
[INFO] [stdout]   --> src/main.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     use x86_64::structures::paging::mapper::MapperAllSizes;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `x86_64::structures::paging::Page`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use x86_64::structures::paging::Page;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env_sets`
[INFO] [stdout]    --> src/main.rs:109:36
[INFO] [stdout]     |
[INFO] [stdout] 109 |     use crate::mal::env::{env_new, env_sets};
[INFO] [stdout]     |                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mal::types::func`
[INFO] [stdout]    --> src/main.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use crate::mal::types::func; // 这个方法可以用 rust的闭包生成一个lisp的函数
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mal::types::MalArgs`
[INFO] [stdout]    --> src/main.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     use crate::mal::types::MalArgs;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DecodedKey`
[INFO] [stdout]   --> src/interrupts.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use pc_keyboard::{layouts, DecodedKey, HandleControl, Keyboard, ScancodeSet1};
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]  --> src/mal/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::println;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mal::types::format_error`
[INFO] [stdout]  --> src/mal/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::mal::types::format_error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]  --> src/mal/types.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]   --> src/mal/reader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::println;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::cell::RefCell`
[INFO] [stdout]   --> src/mal/reader.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use core::cell::RefCell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]   --> src/mal/reader.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use core::fmt;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hashbrown::HashMap`
[INFO] [stdout]   --> src/mal/reader.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use hashbrown::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::*`
[INFO] [stdout]   --> src/mal/reader.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use log::*;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Func`, `Int`
[INFO] [stdout]  --> src/mal/env.rs:8:56
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::mal::types::MalVal::{List, Nil, Sym, Vector,Func,Int};
[INFO] [stdout]   |                                                        ^^^^ ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `String`
[INFO] [stdout]  --> src/mal/core.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::string::{String,ToString};
[INFO] [stdout]   |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrString`
[INFO] [stdout]  --> src/mal/core.rs:8:33
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::mal::types::MalErr::{ErrString,ErrMalVal};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env_set`
[INFO] [stdout]  --> src/mal/core.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::mal::env::{env_set,env_sets};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ScancodeSet2`
[INFO] [stdout]   --> src/mal/shell.rs:11:74
[INFO] [stdout]    |
[INFO] [stdout] 11 |     layouts, DecodedKey, HandleControl, KeyCode, Keyboard, ScancodeSet1, ScancodeSet2,
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]  --> src/stdio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::println;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `x86_64::structures::paging::mapper::MapperAllSizes`
[INFO] [stdout]   --> src/main.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     use x86_64::structures::paging::mapper::MapperAllSizes;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `x86_64::structures::paging::Page`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use x86_64::structures::paging::Page;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env_sets`
[INFO] [stdout]    --> src/main.rs:109:36
[INFO] [stdout]     |
[INFO] [stdout] 109 |     use crate::mal::env::{env_new, env_sets};
[INFO] [stdout]     |                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mal::types::func`
[INFO] [stdout]    --> src/main.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use crate::mal::types::func; // 这个方法可以用 rust的闭包生成一个lisp的函数
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mal::types::MalArgs`
[INFO] [stdout]    --> src/main.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     use crate::mal::types::MalArgs;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `oom`
[INFO] [stdout]   --> src/main.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn alloc_error_handler(layout: alloc::alloc::Layout) -> ! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/72f88fc4e9458f89516a0b8b0868f3718aec5b47/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-faa3fd6c69b73b7d.rlib
[INFO] [stdout]    = note: second definition in the local crate (`juner_os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn panic(info: &PanicInfo) -> ! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/72f88fc4e9458f89516a0b8b0868f3718aec5b47/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-faa3fd6c69b73b7d.rlib
[INFO] [stdout]    = note: second definition in the local crate (`juner_os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     executor.run();
[INFO] [stdout]    |     -------------- any code following this expression is unreachable
[INFO] [stdout] 63 |     hlt_loop();
[INFO] [stdout]    |     ^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     executor.run();
[INFO] [stdout]    |     -------------- any code following this expression is unreachable
[INFO] [stdout] 63 |     hlt_loop();
[INFO] [stdout]    |     ^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metadata`
[INFO] [stdout]   --> src/main.rs:91:27
[INFO] [stdout]    |
[INFO] [stdout] 91 |         fn enabled(&self, metadata: &Metadata) -> bool {
[INFO] [stdout]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyboard`
[INFO] [stdout]    --> src/interrupts.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let mut keyboard = KEYBOARD.lock();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyboard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/stdio.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 Some(c) => buf_lock.len(),
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interrupts.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let mut keyboard = KEYBOARD.lock();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `juner_os`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable `downContrl` should have a snake case name
[INFO] [stdout]   --> src/mal/shell.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut downContrl: bool = false;
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `down_contrl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ac6401e4e621fd279e03e8d2e668606df1329185479d2b0f43990d460b5b1d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6401e4e621fd279e03e8d2e668606df1329185479d2b0f43990d460b5b1d31", kill_on_drop: false }`
[INFO] [stdout] ac6401e4e621fd279e03e8d2e668606df1329185479d2b0f43990d460b5b1d31
