[INFO] fetching crate lofty 0.2.0...
[INFO] checking lofty-0.2.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate lofty 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate lofty 0.2.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lofty 0.2.0
[INFO] finished tweaking crates.io crate lofty 0.2.0
[INFO] tweaked toml for crates.io crate lofty 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filepath v0.1.1
[INFO] [stderr]   Downloaded mp4ameta_proc v0.5.0
[INFO] [stderr]   Downloaded ape v0.3.0
[INFO] [stderr]   Downloaded mp3-duration v0.1.10
[INFO] [stderr]   Downloaded opus_headers v0.1.2
[INFO] [stderr]   Downloaded lofty_attr v0.1.0
[INFO] [stderr]   Downloaded mp4ameta v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 858e3f5ed6348fb7333a306e49032c15846a0f401afe5dd23497bcb7e54c9d77
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "858e3f5ed6348fb7333a306e49032c15846a0f401afe5dd23497bcb7e54c9d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "858e3f5ed6348fb7333a306e49032c15846a0f401afe5dd23497bcb7e54c9d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858e3f5ed6348fb7333a306e49032c15846a0f401afe5dd23497bcb7e54c9d77", kill_on_drop: false }`
[INFO] [stdout] 858e3f5ed6348fb7333a306e49032c15846a0f401afe5dd23497bcb7e54c9d77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b50cba5975aa614cd72ebbb94f7f6882da1c1deb8f79b0199c7a1a21c64e70ea
[INFO] running `Command { std: "docker" "start" "-a" "b50cba5975aa614cd72ebbb94f7f6882da1c1deb8f79b0199c7a1a21c64e70ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]    Compiling mp4ameta_proc v0.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking opus_headers v0.1.2
[INFO] [stderr]     Checking riff v1.0.1
[INFO] [stderr]     Checking filepath v0.1.1
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking ape v0.3.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking metaflac v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking id3 v0.6.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking mp4ameta v0.10.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling lofty_attr v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking mp3-duration v0.1.10
[INFO] [stderr]     Checking lofty v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `header_type`
[INFO] [stdout]    --> src/components/logic/write.rs:179:2
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub header_type: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stdout] warning: field is never read: `header_type`
[INFO] [stdout]    --> src/components/logic/write.rs:179:2
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub header_type: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.04s
[INFO] running `Command { std: "docker" "inspect" "b50cba5975aa614cd72ebbb94f7f6882da1c1deb8f79b0199c7a1a21c64e70ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50cba5975aa614cd72ebbb94f7f6882da1c1deb8f79b0199c7a1a21c64e70ea", kill_on_drop: false }`
[INFO] [stdout] b50cba5975aa614cd72ebbb94f7f6882da1c1deb8f79b0199c7a1a21c64e70ea