[INFO] fetching crate limnus-audio-device 0.0.20...
[INFO] checking limnus-audio-device-0.0.20 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate limnus-audio-device 0.0.20 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate limnus-audio-device 0.0.20
[INFO] finished tweaking crates.io crate limnus-audio-device 0.0.20
[INFO] tweaked toml for crates.io crate limnus-audio-device 0.0.20 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate limnus-audio-device 0.0.20 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate limnus-audio-device 0.0.20 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14f8906567ed6fbf6d1f926f0450b3342435168ef8a1a41c821615912abbb2a3
[INFO] running `Command { std: "docker" "start" "-a" "14f8906567ed6fbf6d1f926f0450b3342435168ef8a1a41c821615912abbb2a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14f8906567ed6fbf6d1f926f0450b3342435168ef8a1a41c821615912abbb2a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f8906567ed6fbf6d1f926f0450b3342435168ef8a1a41c821615912abbb2a3", kill_on_drop: false }`
[INFO] [stdout] 14f8906567ed6fbf6d1f926f0450b3342435168ef8a1a41c821615912abbb2a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bfb05b7d9954c51a48f023624655e5efa85e418a2ca62d14580a1f1f1e19251
[INFO] running `Command { std: "docker" "start" "-a" "3bfb05b7d9954c51a48f023624655e5efa85e418a2ca62d14580a1f1f1e19251", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling cpal v0.16.0
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking alsa v0.9.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling limnus-macros v0.0.20
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]     Checking limnus-resource v0.0.20
[INFO] [stderr]     Checking limnus-local-resource v0.0.20
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking limnus-message v0.0.20
[INFO] [stderr]     Checking limnus-system-state v0.0.20
[INFO] [stderr]     Checking limnus-system v0.0.20
[INFO] [stderr]     Checking limnus-stage v0.0.20
[INFO] [stderr]     Checking limnus-scheduler v0.0.20
[INFO] [stderr]     Checking limnus-scheduler-runner v0.0.20
[INFO] [stderr]     Checking limnus-app v0.0.20
[INFO] [stderr]     Checking limnus-audio-device v0.0.20 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/low_level.rs:70:51
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let device_name = device.name().unwrap_or("unknown".parse().unwrap());
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/low_level.rs:70:51
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let device_name = device.name().unwrap_or("unknown".parse().unwrap());
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `limnus-audio-device` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `limnus-audio-device` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3bfb05b7d9954c51a48f023624655e5efa85e418a2ca62d14580a1f1f1e19251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bfb05b7d9954c51a48f023624655e5efa85e418a2ca62d14580a1f1f1e19251", kill_on_drop: false }`
[INFO] [stdout] 3bfb05b7d9954c51a48f023624655e5efa85e418a2ca62d14580a1f1f1e19251
