[INFO] cloning repository https://github.com/mayu-live/mayu-swc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mayu-live/mayu-swc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayu-live%2Fmayu-swc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayu-live%2Fmayu-swc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3f5145496dd425e957bbe4428dddb7381a0640e
[INFO] checking mayu-live/mayu-swc against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayu-live%2Fmayu-swc" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mayu-live/mayu-swc
[INFO] finished tweaking git repo https://github.com/mayu-live/mayu-swc
[INFO] tweaked toml for git repo https://github.com/mayu-live/mayu-swc written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mayu-live/mayu-swc on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mayu-live/mayu-swc 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1754221b3c3d8c86083f6f33e24fbb13d5a51b7a766ce00ec712e5183c490bd9
[INFO] running `Command { std: "docker" "start" "-a" "1754221b3c3d8c86083f6f33e24fbb13d5a51b7a766ce00ec712e5183c490bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1754221b3c3d8c86083f6f33e24fbb13d5a51b7a766ce00ec712e5183c490bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1754221b3c3d8c86083f6f33e24fbb13d5a51b7a766ce00ec712e5183c490bd9", kill_on_drop: false }`
[INFO] [stdout] 1754221b3c3d8c86083f6f33e24fbb13d5a51b7a766ce00ec712e5183c490bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59bbec171b31115dd293b127e84c447db4421f11a9251759b6705e62b9e7ff9f
[INFO] running `Command { std: "docker" "start" "-a" "59bbec171b31115dd293b127e84c447db4421f11a9251759b6705e62b9e7ff9f", kill_on_drop: false }`
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[INFO] [stderr]     Checking ext v0.1.0 (/opt/rustwide/workdir/ext)
[INFO] [stdout] warning: unused imports: `RModule`, `class`, `exception::ExceptionClass`, `gc::register_mark_object`, `method`, and `value::Lazy`
[INFO] [stdout]  --> ext/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     class, define_module, exception::ExceptionClass, function, gc::register_mark_object, method,
[INFO] [stdout]   |     ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 3 |     prelude::*, value::Lazy, Error, RModule, Ruby,
[INFO] [stdout]   |                 ^^^^^^^^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap` and `convert::Infallible`
[INFO] [stdout]   --> ext/src/lib.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::{collections::HashMap, convert::Infallible};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RModule`, `class`, `exception::ExceptionClass`, `gc::register_mark_object`, `method`, and `value::Lazy`
[INFO] [stdout]  --> ext/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     class, define_module, exception::ExceptionClass, function, gc::register_mark_object, method,
[INFO] [stdout]   |     ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 3 |     prelude::*, value::Lazy, Error, RModule, Ruby,
[INFO] [stdout]   |                 ^^^^^^^^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap` and `convert::Infallible`
[INFO] [stdout]   --> ext/src/lib.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::{collections::HashMap, convert::Infallible};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ruby`
[INFO] [stdout]   --> ext/src/lib.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn transform(ruby: &Ruby, filename: String, source: String) -> Result<String, Error> {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_ruby`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 38s
[INFO] [stdout] warning: unused variable: `ruby`
[INFO] [stdout]   --> ext/src/lib.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn transform(ruby: &Ruby, filename: String, source: String) -> Result<String, Error> {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_ruby`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59bbec171b31115dd293b127e84c447db4421f11a9251759b6705e62b9e7ff9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59bbec171b31115dd293b127e84c447db4421f11a9251759b6705e62b9e7ff9f", kill_on_drop: false }`
[INFO] [stdout] 59bbec171b31115dd293b127e84c447db4421f11a9251759b6705e62b9e7ff9f
