[INFO] cloning repository https://github.com/Eason0729/mono-class
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eason0729/mono-class" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEason0729%2Fmono-class", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEason0729%2Fmono-class'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3275983d9062a946cd04e81450c1e8225e0ee1c3
[INFO] testing Eason0729/mono-class against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEason0729%2Fmono-class" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Eason0729/mono-class
[INFO] finished tweaking git repo https://github.com/Eason0729/mono-class
[INFO] tweaked toml for git repo https://github.com/Eason0729/mono-class written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Eason0729/mono-class on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Eason0729/mono-class already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af
[INFO] running `Command { std: "docker" "start" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stderr]    Compiling mono-class v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lang.rs:62:11
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Other(&'a [u8]),
[INFO] [stdout]    |     ----- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 62 -     Other(&'a [u8]),
[INFO] [stdout] 62 +     Other(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lang.rs:128:67
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn get_import_files<'a>(&'a self) -> impl Iterator<Item = &OsStr> + 'a {
[INFO] [stdout]     |                                  --                               ^^^^^^    -- the same lifetime is named here
[INFO] [stdout]     |                                  |                                |
[INFO] [stdout]     |                                  the lifetime is named here       the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn get_import_files<'a>(&'a self) -> impl Iterator<Item = &'a OsStr> + 'a {
[INFO] [stdout]     |                                                                    ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 37.62s
[INFO] running `Command { std: "docker" "inspect" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling mono-class v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lang.rs:62:11
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Other(&'a [u8]),
[INFO] [stdout]    |     ----- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 62 -     Other(&'a [u8]),
[INFO] [stdout] 62 +     Other(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lang.rs:128:67
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn get_import_files<'a>(&'a self) -> impl Iterator<Item = &OsStr> + 'a {
[INFO] [stdout]     |                                  --                               ^^^^^^    -- the same lifetime is named here
[INFO] [stdout]     |                                  |                                |
[INFO] [stdout]     |                                  the lifetime is named here       the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn get_import_files<'a>(&'a self) -> impl Iterator<Item = &'a OsStr> + 'a {
[INFO] [stdout]     |                                                                    ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/lang.rs:62:11
[INFO] [stderr]    |
[INFO] [stderr] 62 |     Other(&'a [u8]),
[INFO] [stderr]    |     ----- ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 62 -     Other(&'a [u8]),
[INFO] [stderr] 62 +     Other(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lang.rs:128:67
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn get_import_files<'a>(&'a self) -> impl Iterator<Item = &OsStr> + 'a {
[INFO] [stderr]     |                                  --                               ^^^^^^    -- the same lifetime is named here
[INFO] [stderr]     |                                  |                                |
[INFO] [stderr]     |                                  the lifetime is named here       the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn get_import_files<'a>(&'a self) -> impl Iterator<Item = &'a OsStr> + 'a {
[INFO] [stderr]     |                                                                    ++
[INFO] [stderr] 
[INFO] [stderr] warning: `mono-class` (bin "mono-class" test) generated 2 warnings (run `cargo fix --bin "mono-class" -p mono-class --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/mono_class-a46be96ddf81cd63)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af", kill_on_drop: false }`
[INFO] [stdout] 928854116b8fe46df6cd144c56a1751aa7815375219a248ba356a588a089e3af
