[INFO] fetching crate river-rs 0.3.3...
[INFO] building river-rs-0.3.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate river-rs 0.3.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate river-rs 0.3.3
[INFO] finished tweaking crates.io crate river-rs 0.3.3
[INFO] tweaked toml for crates.io crate river-rs 0.3.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate river-rs 0.3.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate river-rs 0.3.3 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74c0e7fd48ab535b331fbd39890d90293a36872316b6524eea2cda74dc682a26
[INFO] running `Command { std: "docker" "start" "-a" "74c0e7fd48ab535b331fbd39890d90293a36872316b6524eea2cda74dc682a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74c0e7fd48ab535b331fbd39890d90293a36872316b6524eea2cda74dc682a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c0e7fd48ab535b331fbd39890d90293a36872316b6524eea2cda74dc682a26", kill_on_drop: false }`
[INFO] [stdout] 74c0e7fd48ab535b331fbd39890d90293a36872316b6524eea2cda74dc682a26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb5d9af9416b1609f17d6d3a78cdad54f42ab6f6348a489c34226f486d5bddc1
[INFO] running `Command { std: "docker" "start" "-a" "fb5d9af9416b1609f17d6d3a78cdad54f42ab6f6348a489c34226f486d5bddc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling river-rs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `colors` is never read
[INFO] [stdout]   --> src/config.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 34 |     keybinds: Vec<Keybind>,
[INFO] [stdout] 35 |     colors: Colors,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` 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] [stdout] warning: method `apply_colors` is never used
[INFO] [stdout]    --> src/config.rs:375:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl Config {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 375 |     fn apply_colors(&mut self) -> &mut Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "fb5d9af9416b1609f17d6d3a78cdad54f42ab6f6348a489c34226f486d5bddc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5d9af9416b1609f17d6d3a78cdad54f42ab6f6348a489c34226f486d5bddc1", kill_on_drop: false }`
[INFO] [stdout] fb5d9af9416b1609f17d6d3a78cdad54f42ab6f6348a489c34226f486d5bddc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bff5ba4d07e630d595973f11b1c688d265b602582beabdd5749356e0230dd11
[INFO] running `Command { std: "docker" "start" "-a" "6bff5ba4d07e630d595973f11b1c688d265b602582beabdd5749356e0230dd11", kill_on_drop: false }`
[INFO] [stderr]    Compiling river-rs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `colors` is never read
[INFO] [stdout]   --> src/config.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 34 |     keybinds: Vec<Keybind>,
[INFO] [stdout] 35 |     colors: Colors,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` 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] [stdout] warning: method `apply_colors` is never used
[INFO] [stdout]    --> src/config.rs:375:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl Config {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 375 |     fn apply_colors(&mut self) -> &mut Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `colors` is never read
[INFO] [stdout]   --> src/config.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 34 |     keybinds: Vec<Keybind>,
[INFO] [stdout] 35 |     colors: Colors,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` 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] [stdout] warning: method `apply_colors` is never used
[INFO] [stdout]    --> src/config.rs:375:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl Config {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 375 |     fn apply_colors(&mut self) -> &mut Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "6bff5ba4d07e630d595973f11b1c688d265b602582beabdd5749356e0230dd11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bff5ba4d07e630d595973f11b1c688d265b602582beabdd5749356e0230dd11", kill_on_drop: false }`
[INFO] [stdout] 6bff5ba4d07e630d595973f11b1c688d265b602582beabdd5749356e0230dd11
