[INFO] cloning repository https://github.com/eric-wood/wm8731 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eric-wood/wm8731" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feric-wood%2Fwm8731", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feric-wood%2Fwm8731'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 543b71dec6da68fd2f63bbb008075fb129594f13 [INFO] checking eric-wood/wm8731 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feric-wood%2Fwm8731" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eric-wood/wm8731 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/eric-wood/wm8731 [INFO] finished tweaking git repo https://github.com/eric-wood/wm8731 [INFO] tweaked toml for git repo https://github.com/eric-wood/wm8731 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 809bdc2c74c3dbc0b54ef63a8aac62c9d6ba5cb2850e0a827a8c6bd6ea4583a3 [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" "809bdc2c74c3dbc0b54ef63a8aac62c9d6ba5cb2850e0a827a8c6bd6ea4583a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "809bdc2c74c3dbc0b54ef63a8aac62c9d6ba5cb2850e0a827a8c6bd6ea4583a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "809bdc2c74c3dbc0b54ef63a8aac62c9d6ba5cb2850e0a827a8c6bd6ea4583a3", kill_on_drop: false }` [INFO] [stdout] 809bdc2c74c3dbc0b54ef63a8aac62c9d6ba5cb2850e0a827a8c6bd6ea4583a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9782793f19159dddb947fe949c53df85c94b7a06de888c17c4797e3e7749e52 [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" "d9782793f19159dddb947fe949c53df85c94b7a06de888c17c4797e3e7749e52", kill_on_drop: false }` [INFO] [stderr] Checking wm8731 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `volume` [INFO] [stdout] --> src/headphone_out.rs:24:30 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn volume(&mut self, volume: u16) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_volume` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `volume` [INFO] [stdout] --> src/headphone_out.rs:24:30 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn volume(&mut self, volume: u16) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_volume` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "d9782793f19159dddb947fe949c53df85c94b7a06de888c17c4797e3e7749e52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9782793f19159dddb947fe949c53df85c94b7a06de888c17c4797e3e7749e52", kill_on_drop: false }` [INFO] [stdout] d9782793f19159dddb947fe949c53df85c94b7a06de888c17c4797e3e7749e52