[INFO] fetching crate art___ 0.1.1...
[INFO] checking art___-0.1.1 against try#5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db for pr-143717
[INFO] extracting crate art___ 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate art___ 0.1.1
[INFO] finished tweaking crates.io crate art___ 0.1.1
[INFO] tweaked toml for crates.io crate art___ 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate art___ 0.1.1 on toolchain 5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate art___ 0.1.1 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" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51afd8e00e29f14ecc8aaeeea66ff1d8b94abd3ba3e7c0bad3847f3400227e9b
[INFO] running `Command { std: "docker" "start" "-a" "51afd8e00e29f14ecc8aaeeea66ff1d8b94abd3ba3e7c0bad3847f3400227e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51afd8e00e29f14ecc8aaeeea66ff1d8b94abd3ba3e7c0bad3847f3400227e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51afd8e00e29f14ecc8aaeeea66ff1d8b94abd3ba3e7c0bad3847f3400227e9b", kill_on_drop: false }`
[INFO] [stdout] 51afd8e00e29f14ecc8aaeeea66ff1d8b94abd3ba3e7c0bad3847f3400227e9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2995bddafc91d0a0a36e253381d0769eba71af0a5e5627d592ee9a8b826dc4e4
[INFO] running `Command { std: "docker" "start" "-a" "2995bddafc91d0a0a36e253381d0769eba71af0a5e5627d592ee9a8b826dc4e4", kill_on_drop: false }`
[INFO] [stderr]     Checking art___ v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `Green`
[INFO] [stdout]   --> src/lib.rs:43:14
[INFO] [stdout]    |
[INFO] [stdout] 43 |             (Green, Purple) => crate::kinds::SecondaryColor::Orange,
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_Green`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Purple`
[INFO] [stdout]   --> src/lib.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |             (Green, Purple) => crate::kinds::SecondaryColor::Orange,
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_Purple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Green`
[INFO] [stdout]   --> src/lib.rs:43:14
[INFO] [stdout]    |
[INFO] [stdout] 43 |             (Green, Purple) => crate::kinds::SecondaryColor::Orange,
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_Green`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Purple`
[INFO] [stdout]   --> src/lib.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |             (Green, Purple) => crate::kinds::SecondaryColor::Orange,
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_Purple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mixedColor` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mixedColor: (PrimaryColor, PrimaryColor) = (c1,c2);
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `mixed_color`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Green` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:43:14
[INFO] [stdout]    |
[INFO] [stdout] 43 |             (Green, Purple) => crate::kinds::SecondaryColor::Orange,
[INFO] [stdout]    |              ^^^^^ help: convert the identifier to snake case: `green`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Purple` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |             (Green, Purple) => crate::kinds::SecondaryColor::Orange,
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case: `purple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mixedColor` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mixedColor: (PrimaryColor, PrimaryColor) = (c1,c2);
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `mixed_color`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Green` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:43:14
[INFO] [stdout]    |
[INFO] [stdout] 43 |             (Green, Purple) => crate::kinds::SecondaryColor::Orange,
[INFO] [stdout]    |              ^^^^^ help: convert the identifier to snake case: `green`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Purple` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |             (Green, Purple) => crate::kinds::SecondaryColor::Orange,
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case: `purple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "2995bddafc91d0a0a36e253381d0769eba71af0a5e5627d592ee9a8b826dc4e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2995bddafc91d0a0a36e253381d0769eba71af0a5e5627d592ee9a8b826dc4e4", kill_on_drop: false }`
[INFO] [stdout] 2995bddafc91d0a0a36e253381d0769eba71af0a5e5627d592ee9a8b826dc4e4