[INFO] fetching crate iro 0.0.1...
[INFO] checking iro-0.0.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate iro 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate iro 0.0.1
[INFO] finished tweaking crates.io crate iro 0.0.1
[INFO] tweaked toml for crates.io crate iro 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iro 0.0.1 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iro 0.0.1 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b79edb7d7c3555382a6cb081b1423cef8ed8c1305fb4b69d1f1cdc66a5988a2
[INFO] running `Command { std: "docker" "start" "-a" "0b79edb7d7c3555382a6cb081b1423cef8ed8c1305fb4b69d1f1cdc66a5988a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b79edb7d7c3555382a6cb081b1423cef8ed8c1305fb4b69d1f1cdc66a5988a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b79edb7d7c3555382a6cb081b1423cef8ed8c1305fb4b69d1f1cdc66a5988a2", kill_on_drop: false }`
[INFO] [stdout] 0b79edb7d7c3555382a6cb081b1423cef8ed8c1305fb4b69d1f1cdc66a5988a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d42cac0b06bdef47903a2c9bedc83f45a93070d28f5765fe919067b285f6e23c
[INFO] running `Command { std: "docker" "start" "-a" "d42cac0b06bdef47903a2c9bedc83f45a93070d28f5765fe919067b285f6e23c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]     Checking partial-min-max v0.4.0
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]     Checking min-max v0.1.3
[INFO] [stderr]     Checking iro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `min_max::*`
[INFO] [stdout]  --> src/rgb.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use min_max::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cmyk.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Cmyk {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 16 |     fn new(c: f32, m: f32, y: f32, k: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cmyk.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl CmykInt {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 52 |     fn new(c: u8, m: u8, y: u8, k: u8) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RGB_SCALE` is never used
[INFO] [stdout]  --> src/rgb.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const RGB_SCALE: u8 = 255;
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stdout] warning: unused import: `min_max::*`
[INFO] [stdout]  --> src/rgb.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use min_max::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cmyk.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Cmyk {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 16 |     fn new(c: f32, m: f32, y: f32, k: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cmyk.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl CmykInt {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 52 |     fn new(c: u8, m: u8, y: u8, k: u8) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RGB_SCALE` is never used
[INFO] [stdout]  --> src/rgb.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const RGB_SCALE: u8 = 255;
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "d42cac0b06bdef47903a2c9bedc83f45a93070d28f5765fe919067b285f6e23c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42cac0b06bdef47903a2c9bedc83f45a93070d28f5765fe919067b285f6e23c", kill_on_drop: false }`
[INFO] [stdout] d42cac0b06bdef47903a2c9bedc83f45a93070d28f5765fe919067b285f6e23c