[INFO] cloning repository https://github.com/GCastilho/hydrogen-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GCastilho/hydrogen-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGCastilho%2Fhydrogen-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGCastilho%2Fhydrogen-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1a85a6f5b8df0039fedc23caf463842dc34e316
[INFO] checking GCastilho/hydrogen-compiler against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGCastilho%2Fhydrogen-compiler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/GCastilho/hydrogen-compiler
[INFO] finished tweaking git repo https://github.com/GCastilho/hydrogen-compiler
[INFO] tweaked toml for git repo https://github.com/GCastilho/hydrogen-compiler written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/GCastilho/hydrogen-compiler on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/GCastilho/hydrogen-compiler 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8-chars v3.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4377ee8447d39a090aa99243bf817c76cdc152324d542c477d03c0a4ce807a7f
[INFO] running `Command { std: "docker" "start" "-a" "4377ee8447d39a090aa99243bf817c76cdc152324d542c477d03c0a4ce807a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4377ee8447d39a090aa99243bf817c76cdc152324d542c477d03c0a4ce807a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4377ee8447d39a090aa99243bf817c76cdc152324d542c477d03c0a4ce807a7f", kill_on_drop: false }`
[INFO] [stdout] 4377ee8447d39a090aa99243bf817c76cdc152324d542c477d03c0a4ce807a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04524eb371b89862d9d4ebff844290aa0bc07f8350df03feed0e374cadf10dca
[INFO] running `Command { std: "docker" "start" "-a" "04524eb371b89862d9d4ebff844290aa0bc07f8350df03feed0e374cadf10dca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking utf8-chars v3.0.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking hydrogen-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `peek_token` is never used
[INFO] [stdout]   --> src/parser.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub trait TokenIterator
[INFO] [stdout]    |           ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn peek_token(&mut self) -> Result<&Token, AstParserError>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_token` is never used
[INFO] [stdout]   --> src/parser.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub trait TokenIterator
[INFO] [stdout]    |           ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn peek_token(&mut self) -> Result<&Token, AstParserError>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "04524eb371b89862d9d4ebff844290aa0bc07f8350df03feed0e374cadf10dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04524eb371b89862d9d4ebff844290aa0bc07f8350df03feed0e374cadf10dca", kill_on_drop: false }`
[INFO] [stdout] 04524eb371b89862d9d4ebff844290aa0bc07f8350df03feed0e374cadf10dca