[INFO] cloning repository https://github.com/CN-Language/CN-Lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CN-Language/CN-Lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCN-Language%2FCN-Lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCN-Language%2FCN-Lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a42d4356cdf5ff3d88e3f3b44c4ddef2c88864d
[INFO] testing CN-Language/CN-Lang against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCN-Language%2FCN-Lang" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CN-Language/CN-Lang on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CN-Language/CN-Lang
[INFO] finished tweaking git repo https://github.com/CN-Language/CN-Lang
[INFO] tweaked toml for git repo https://github.com/CN-Language/CN-Lang written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/CN-Language/CN-Lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00262fa0ffc7f623c3b3392b9fc8604691730b957d2bbc2e95faef4cc44e4e1f
[INFO] running `Command { std: "docker" "start" "-a" "00262fa0ffc7f623c3b3392b9fc8604691730b957d2bbc2e95faef4cc44e4e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00262fa0ffc7f623c3b3392b9fc8604691730b957d2bbc2e95faef4cc44e4e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00262fa0ffc7f623c3b3392b9fc8604691730b957d2bbc2e95faef4cc44e4e1f", kill_on_drop: false }`
[INFO] [stdout] 00262fa0ffc7f623c3b3392b9fc8604691730b957d2bbc2e95faef4cc44e4e1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbe679f5361173ef8112903eea9e263cb1b20308fd4631b73c0ab4e3e0cf6b7b
[INFO] running `Command { std: "docker" "start" "-a" "cbe679f5361173ef8112903eea9e263cb1b20308fd4631b73c0ab4e3e0cf6b7b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling CN-Lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `super::array`
[INFO] [stdout]   --> src/parser/expr/struct_.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | use super::{array, literal};
[INFO] [stdout]    |             ^^^^^ no `array` in `parser::expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Expr` in this scope
[INFO] [stdout]  --> src/parser/stmt/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     cond: Expr,
[INFO] [stdout]   |           ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Expr` in this scope
[INFO] [stdout]   --> src/parser/stmt/mod.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |     cond: Expr,
[INFO] [stdout]    |           ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Expr` in this scope
[INFO] [stdout]   --> src/parser/stmt/mod.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum For {
[INFO] [stdout]    |         - help: you might be missing a type parameter: `<Expr>`
[INFO] [stdout] 15 |     ForC {
[INFO] [stdout] 16 |         c1: Option<Expr>,
[INFO] [stdout]    |                    ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Expr` in this scope
[INFO] [stdout]   --> src/parser/stmt/mod.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum For {
[INFO] [stdout]    |         - help: you might be missing a type parameter: `<Expr>`
[INFO] [stdout] ...
[INFO] [stdout] 17 |         c2: Option<Expr>,
[INFO] [stdout]    |                    ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Expr` in this scope
[INFO] [stdout]   --> src/parser/stmt/mod.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum For {
[INFO] [stdout]    |         - help: you might be missing a type parameter: `<Expr>`
[INFO] [stdout] ...
[INFO] [stdout] 18 |         c3: Option<Expr>,
[INFO] [stdout]    |                    ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Decl` in this scope
[INFO] [stdout]   --> src/parser/stmt/mod.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |         decl: Decl,
[INFO] [stdout]    |               ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Expr` in this scope
[INFO] [stdout]   --> src/parser/stmt/mod.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 |         from: Expr,
[INFO] [stdout]    |               ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(io_read_to_string)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(with_options)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(exclusive_range_pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `is_digit`, `take_while1`
[INFO] [stdout]  --> src/lexer/mod.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 |     bytes::complete::{tag, take_while1},
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout] 4 |     character::{complete::digit1, is_digit},
[INFO] [stdout]   |                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `character::complete::one_of`
[INFO] [stdout]  --> src/parser/mod.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::{bytes::complete::take_till1, character::complete::one_of, IResult};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `take`, `tuple`
[INFO] [stdout]  --> src/parser/name.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 |     bytes::complete::{take, take_till, take_till1},
[INFO] [stdout]   |                       ^^^^
[INFO] [stdout] 4 |     combinator::recognize,
[INFO] [stdout] 5 |     sequence::{pair, tuple},
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `io::Write`
[INFO] [stdout]   --> src/parser/name.rs:9:26
[INFO] [stdout]    |
[INFO] [stdout] 9  |     fs::{read_to_string, File},
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout] 10 |     io::Write,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::complete::tag`
[INFO] [stdout]  --> src/parser/expr/literal/mod.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nom::{branch::alt, bytes::complete::tag, combinator::map, IResult};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/parser/expr/literal/string.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::read_to_string`
[INFO] [stdout]  --> src/parser/expr/literal/string.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `tag_no_case`, `tag`, `take_until`, `take_while`, `take`
[INFO] [stdout]  --> src/parser/expr/literal/string.rs:5:51
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nom::bytes::complete::{escaped, is_a, is_not, tag, tag_no_case, take, take_until, take_while};
[INFO] [stdout]   |                                                   ^^^  ^^^^^^^^^^^  ^^^^  ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `anychar`, `digit1`, `hex_digit1`, `none_of`
[INFO] [stdout]  --> src/parser/expr/literal/string.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::character::complete::{anychar, char, digit1, hex_digit1, none_of, one_of};
[INFO] [stdout]   |                                ^^^^^^^        ^^^^^^  ^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::streaming::not_line_ending`
[INFO] [stdout]  --> src/parser/expr/literal/string.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nom::character::streaming::not_line_ending;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::combinator::map`
[INFO] [stdout]  --> src/parser/expr/literal/string.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::combinator::map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::error::Error`
[INFO] [stdout]  --> src/parser/expr/literal/string.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use nom::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `pair`, `tuple`
[INFO] [stdout]   --> src/parser/expr/literal/string.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | use nom::sequence::{delimited, pair, tuple};
[INFO] [stdout]    |                                ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/parser/expr/literal/string.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use nom::{IResult, Parser};
[INFO] [stdout]    |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `is_ws`, `ws`
[INFO] [stdout]   --> src/parser/expr/literal/string.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::parser::{is_ws, ws};
[INFO] [stdout]    |                     ^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ident`
[INFO] [stdout]   --> src/parser/expr/struct_.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::parser::{ident, name::valid_name};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `literal`
[INFO] [stdout]   --> src/parser/expr/struct_.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 | use super::{array, literal};
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `hash::Hash`
[INFO] [stdout]  --> src/parser/ident.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, hash::Hash};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `branch::alt`, `bytes::complete::tag`, `combinator::not`, `error::Error`, `sequence::pair`
[INFO] [stdout]  --> src/parser/ident.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     branch::alt, bytes::complete::tag, combinator::not, error::Error, sequence::pair, IResult,
[INFO] [stdout]   |     ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `delimited`
[INFO] [stdout]  --> src/parser/ty.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     sequence::{delimited, pair, tuple},
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lexer`
[INFO] [stdout]   --> src/parser/ty.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::lexer;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/parser/utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::digit1`
[INFO] [stdout]  --> src/parser/utils.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nom::character::complete::digit1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `map`
[INFO] [stdout]  --> src/parser/utils.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nom::combinator::{map, opt};
[INFO] [stdout]   |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::error::Error`
[INFO] [stdout]  --> src/parser/utils.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nom::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `combinator::not`, `take_until`, `take_while`
[INFO] [stdout]   --> src/parser/utils.rs:9:28
[INFO] [stdout]    |
[INFO] [stdout] 9  |     bytes::complete::{tag, take_until, take_while},
[INFO] [stdout]    |                            ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 10 |     combinator::not,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `is_ws`
[INFO] [stdout]   --> src/parser/utils.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 | use super::{is_ws, ws};
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `(impl FnMut(&str)-> Result<(&str, &str), nom::Err<nom::error::Error<&str>>>,): nom::branch::Alt<_, _, _>` is not satisfied
[INFO] [stdout]   --> src/parser/expr/struct_.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |               alt((
[INFO] [stdout]    |  _____________---_^
[INFO] [stdout]    | |             |
[INFO] [stdout]    | |             required by a bound introduced by this call
[INFO] [stdout] 26 | |                 recognize(tuple((
[INFO] [stdout] 27 | |                     tag("{"),
[INFO] [stdout] 28 | |                     separated_list0(tag(","), field_init),
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |                 //
[INFO] [stdout] 32 | |             )),
[INFO] [stdout]    | |_____________^ the trait `nom::branch::Alt<_, _, _>` is not implemented for `(impl FnMut(&str)-> Result<(&str, &str), nom::Err<nom::error::Error<&str>>>,)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <(A, B) as nom::branch::Alt<Input, Output, Error>>
[INFO] [stdout]              <(A, B, C) as nom::branch::Alt<Input, Output, Error>>
[INFO] [stdout]              <(A, B, C, D) as nom::branch::Alt<Input, Output, Error>>
[INFO] [stdout]              <(A, B, C, D, E) as nom::branch::Alt<Input, Output, Error>>
[INFO] [stdout]            and 16 others
[INFO] [stdout] note: required by a bound in `alt`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-7.0.0/src/branch/mod.rs:71:49
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn alt<I: Clone, O, E: ParseError<I>, List: Alt<I, O, E>>(
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^ required by this bound in `alt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `CN-Lang` due to 13 previous errors; 28 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cbe679f5361173ef8112903eea9e263cb1b20308fd4631b73c0ab4e3e0cf6b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbe679f5361173ef8112903eea9e263cb1b20308fd4631b73c0ab4e3e0cf6b7b", kill_on_drop: false }`
[INFO] [stdout] cbe679f5361173ef8112903eea9e263cb1b20308fd4631b73c0ab4e3e0cf6b7b