[INFO] fetching crate lights 0.1.5...
[INFO] checking lights-0.1.5 against 1.55.0 for beta-1.56-3
[INFO] extracting crate lights 0.1.5 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate lights 0.1.5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lights 0.1.5
[INFO] finished tweaking crates.io crate lights 0.1.5
[INFO] tweaked toml for crates.io crate lights 0.1.5 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15d4b3ba1e95875f0eb37db2536ca91c349accce1b3cf96dd8d3230bc52a88a1
[INFO] running `Command { std: "docker" "start" "-a" "15d4b3ba1e95875f0eb37db2536ca91c349accce1b3cf96dd8d3230bc52a88a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15d4b3ba1e95875f0eb37db2536ca91c349accce1b3cf96dd8d3230bc52a88a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d4b3ba1e95875f0eb37db2536ca91c349accce1b3cf96dd8d3230bc52a88a1", kill_on_drop: false }`
[INFO] [stdout] 15d4b3ba1e95875f0eb37db2536ca91c349accce1b3cf96dd8d3230bc52a88a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38131342afa33d7f70ae2aeebe68d2d24103beed4914fdc3be7cdd2baf9b39d2
[INFO] running `Command { std: "docker" "start" "-a" "38131342afa33d7f70ae2aeebe68d2d24103beed4914fdc3be7cdd2baf9b39d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking lights v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/utils.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Ok(s.trim_right_matches(|c| c == '\n' || c == '\r').to_string())
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/utils.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Ok(s.trim_right_matches(|c| c == '\n' || c == '\r').to_string())
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/colors.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |         COLORS.into_iter()
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 30 |         COLORS.iter()
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         IntoIterator::into_iter(COLORS)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/colors.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |         COLORS.into_iter()
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 30 |         COLORS.iter()
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         IntoIterator::into_iter(COLORS)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.76s
[INFO] running `Command { std: "docker" "inspect" "38131342afa33d7f70ae2aeebe68d2d24103beed4914fdc3be7cdd2baf9b39d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38131342afa33d7f70ae2aeebe68d2d24103beed4914fdc3be7cdd2baf9b39d2", kill_on_drop: false }`
[INFO] [stdout] 38131342afa33d7f70ae2aeebe68d2d24103beed4914fdc3be7cdd2baf9b39d2
