[INFO] fetching crate cmus-status-line 1.1.1...
[INFO] checking cmus-status-line-1.1.1 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate cmus-status-line 1.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cmus-status-line 1.1.1 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cmus-status-line 1.1.1
[INFO] finished tweaking crates.io crate cmus-status-line 1.1.1
[INFO] tweaked toml for crates.io crate cmus-status-line 1.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cmus-status-line 1.1.1 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.5.5
[INFO] [stderr]   Downloaded ron v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b865d35072a9cd8ecc2d00fdc6d5de52dbcaf80361971d74e902f5c2b4a09dd
[INFO] running `Command { std: "docker" "start" "-a" "8b865d35072a9cd8ecc2d00fdc6d5de52dbcaf80361971d74e902f5c2b4a09dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b865d35072a9cd8ecc2d00fdc6d5de52dbcaf80361971d74e902f5c2b4a09dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b865d35072a9cd8ecc2d00fdc6d5de52dbcaf80361971d74e902f5c2b4a09dd", kill_on_drop: false }`
[INFO] [stdout] 8b865d35072a9cd8ecc2d00fdc6d5de52dbcaf80361971d74e902f5c2b4a09dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50982428aa38d71031eac5a013e55de0261f684680e291c5b84c3dedc6a8a80c
[INFO] running `Command { std: "docker" "start" "-a" "50982428aa38d71031eac5a013e55de0261f684680e291c5b84c3dedc6a8a80c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking cmus-status-line v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::CmusPlaybackStatus`
[INFO] [stdout]  --> src/cmus_status/data/mod.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub use super::CmusPlaybackStatus;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CmusTime` and `Seconds`
[INFO] [stdout]  --> src/cmus_status/data/mod.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub use super::{CmusTime, Seconds};
[INFO] [stdout]   |                     ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::CmusPlaybackStatus`
[INFO] [stdout]  --> src/cmus_status/data/mod.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub use super::CmusPlaybackStatus;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CmusTime` and `Seconds`
[INFO] [stdout]  --> src/cmus_status/data/mod.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub use super::{CmusTime, Seconds};
[INFO] [stdout]   |                     ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `settings` is never read
[INFO] [stdout]   --> src/cmus_status/data/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct CmusData {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     settings: CmusSettings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CmusData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `settings` is never read
[INFO] [stdout]   --> src/cmus_status/data/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct CmusData {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     settings: CmusSettings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CmusData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.87s
[INFO] running `Command { std: "docker" "inspect" "50982428aa38d71031eac5a013e55de0261f684680e291c5b84c3dedc6a8a80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50982428aa38d71031eac5a013e55de0261f684680e291c5b84c3dedc6a8a80c", kill_on_drop: false }`
[INFO] [stdout] 50982428aa38d71031eac5a013e55de0261f684680e291c5b84c3dedc6a8a80c