[INFO] cloning repository https://github.com/LegitCamper/embedded-audio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LegitCamper/embedded-audio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLegitCamper%2Fembedded-audio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLegitCamper%2Fembedded-audio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 087784644d810b94dd659a03dbed4795dfb0bd24
[INFO] checking LegitCamper/embedded-audio against try#0c70cfbec949d241375e31c5a42066be70c720fc for pr-149681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLegitCamper%2Fembedded-audio" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LegitCamper/embedded-audio
[INFO] finished tweaking git repo https://github.com/LegitCamper/embedded-audio
[INFO] tweaked toml for git repo https://github.com/LegitCamper/embedded-audio written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LegitCamper/embedded-audio on toolchain 0c70cfbec949d241375e31c5a42066be70c720fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LegitCamper/embedded-audio 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" "+0c70cfbec949d241375e31c5a42066be70c720fc" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-sdmmc v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca002766d45ed594912ea5c112c751c42f222fc75f3de1532ea3cea50149389c
[INFO] running `Command { std: "docker" "start" "-a" "ca002766d45ed594912ea5c112c751c42f222fc75f3de1532ea3cea50149389c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca002766d45ed594912ea5c112c751c42f222fc75f3de1532ea3cea50149389c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca002766d45ed594912ea5c112c751c42f222fc75f3de1532ea3cea50149389c", kill_on_drop: false }`
[INFO] [stdout] ca002766d45ed594912ea5c112c751c42f222fc75f3de1532ea3cea50149389c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af12c2e9e234a16bb7b14331c19e893dba7e8319c45dd31a7d35fa633c3b59fd
[INFO] running `Command { std: "docker" "start" "-a" "af12c2e9e234a16bb7b14331c19e893dba7e8319c45dd31a7d35fa633c3b59fd", kill_on_drop: false }`
[INFO] [stderr]     Checking embedded-audio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `wav::Error`
[INFO] [stdout]    --> src/wav.rs:312:62
[INFO] [stdout]     |
[INFO] [stdout] 312 |     use crate::{AudioFile, Channels, SampleFormat, TestFile, wav::Error};
[INFO] [stdout]     |                                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `audio_format` and `extra` are never read
[INFO] [stdout]    --> src/wav.rs:241:5
[INFO] [stdout]     |
[INFO] [stdout] 240 | struct Fmt {
[INFO] [stdout]     |        --- fields in this struct
[INFO] [stdout] 241 |     audio_format: AudioFormat,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 245 |     extra: Option<ExtraFmtParam>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `param_size` is never read
[INFO] [stdout]    --> src/wav.rs:249:5
[INFO] [stdout]     |
[INFO] [stdout] 248 | struct ExtraFmtParam {
[INFO] [stdout]     |        ------------- field in this struct
[INFO] [stdout] 249 |     param_size: u16,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `extra` is never read
[INFO] [stdout]    --> src/wav.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 240 | struct Fmt {
[INFO] [stdout]     |        --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 245 |     extra: Option<ExtraFmtParam>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `param_size` is never read
[INFO] [stdout]    --> src/wav.rs:249:5
[INFO] [stdout]     |
[INFO] [stdout] 248 | struct ExtraFmtParam {
[INFO] [stdout]     |        ------------- field in this struct
[INFO] [stdout] 249 |     param_size: u16,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "af12c2e9e234a16bb7b14331c19e893dba7e8319c45dd31a7d35fa633c3b59fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af12c2e9e234a16bb7b14331c19e893dba7e8319c45dd31a7d35fa633c3b59fd", kill_on_drop: false }`
[INFO] [stdout] af12c2e9e234a16bb7b14331c19e893dba7e8319c45dd31a7d35fa633c3b59fd