[INFO] fetching crate rs-lean 0.1.0...
[INFO] building rs-lean-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate rs-lean 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rs-lean 0.1.0
[INFO] finished tweaking crates.io crate rs-lean 0.1.0
[INFO] tweaked toml for crates.io crate rs-lean 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-lean 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rs-lean 0.1.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ferris-says v0.2.1
[INFO] [stderr]   Downloaded smallvec v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7873acfe4d7f813c3d2974cf402015649a014940026706d58111178b856e681
[INFO] running `Command { std: "docker" "start" "-a" "f7873acfe4d7f813c3d2974cf402015649a014940026706d58111178b856e681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7873acfe4d7f813c3d2974cf402015649a014940026706d58111178b856e681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7873acfe4d7f813c3d2974cf402015649a014940026706d58111178b856e681", kill_on_drop: false }`
[INFO] [stdout] f7873acfe4d7f813c3d2974cf402015649a014940026706d58111178b856e681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e477732ec7519d08137a2424f90808721d5e6611885b3b3271acb94764d2fbe8
[INFO] running `Command { std: "docker" "start" "-a" "e477732ec7519d08137a2424f90808721d5e6611885b3b3271acb94764d2fbe8", kill_on_drop: false }`
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling textwrap v0.13.4
[INFO] [stderr]    Compiling ferris-says v0.2.1
[INFO] [stderr]    Compiling rs-lean v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Yellow` and `Green` are never constructed
[INFO] [stdout]    --> src/main.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 111 | enum TrafficLightColor {
[INFO] [stdout]     |      ----------------- variants in this enum
[INFO] [stdout] 112 |   Red,
[INFO] [stdout] 113 |   Yellow,
[INFO] [stdout]     |   ^^^^^^
[INFO] [stdout] 114 |   Green,
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TrafficLightColor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 0.99s
[INFO] running `Command { std: "docker" "inspect" "e477732ec7519d08137a2424f90808721d5e6611885b3b3271acb94764d2fbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e477732ec7519d08137a2424f90808721d5e6611885b3b3271acb94764d2fbe8", kill_on_drop: false }`
[INFO] [stdout] e477732ec7519d08137a2424f90808721d5e6611885b3b3271acb94764d2fbe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c077d246146d84c541cf8e8eecb272d10134ee4ab9f982bbbb8634a2a765df45
[INFO] running `Command { std: "docker" "start" "-a" "c077d246146d84c541cf8e8eecb272d10134ee4ab9f982bbbb8634a2a765df45", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-lean v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Yellow` and `Green` are never constructed
[INFO] [stdout]    --> src/main.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 111 | enum TrafficLightColor {
[INFO] [stdout]     |      ----------------- variants in this enum
[INFO] [stdout] 112 |   Red,
[INFO] [stdout] 113 |   Yellow,
[INFO] [stdout]     |   ^^^^^^
[INFO] [stdout] 114 |   Green,
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TrafficLightColor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "c077d246146d84c541cf8e8eecb272d10134ee4ab9f982bbbb8634a2a765df45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c077d246146d84c541cf8e8eecb272d10134ee4ab9f982bbbb8634a2a765df45", kill_on_drop: false }`
[INFO] [stdout] c077d246146d84c541cf8e8eecb272d10134ee4ab9f982bbbb8634a2a765df45