[INFO] cloning repository https://github.com/1vn/wifi_doorbell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1vn/wifi_doorbell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1vn%2Fwifi_doorbell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1vn%2Fwifi_doorbell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cfdb1807e0fdd916123b8ff0548bb76470b7631
[INFO] checking 1vn/wifi_doorbell against master#e22dab387f6b4f6a87dfc54ac2f6013dddb41e68 for pr-136776-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1vn%2Fwifi_doorbell" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/1vn/wifi_doorbell
[INFO] finished tweaking git repo https://github.com/1vn/wifi_doorbell
[INFO] tweaked toml for git repo https://github.com/1vn/wifi_doorbell written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/1vn/wifi_doorbell on toolchain e22dab387f6b4f6a87dfc54ac2f6013dddb41e68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/1vn/wifi_doorbell 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" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ears v0.3.5
[INFO] [stderr]   Downloaded libc v0.2.19
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29175ede40dc4f2f95bd0d6fc25b25d0e43724b3833d70c4c90485057aa3669e
[INFO] running `Command { std: "docker" "start" "-a" "29175ede40dc4f2f95bd0d6fc25b25d0e43724b3833d70c4c90485057aa3669e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29175ede40dc4f2f95bd0d6fc25b25d0e43724b3833d70c4c90485057aa3669e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29175ede40dc4f2f95bd0d6fc25b25d0e43724b3833d70c4c90485057aa3669e", kill_on_drop: false }`
[INFO] [stdout] 29175ede40dc4f2f95bd0d6fc25b25d0e43724b3833d70c4c90485057aa3669e
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43f541611c4e96e29bda3950d1911e7fee3ef6c2d6ad6291d3d5e56c1b16ce5f
[INFO] running `Command { std: "docker" "start" "-a" "43f541611c4e96e29bda3950d1911e7fee3ef6c2d6ad6291d3d5e56c1b16ce5f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling ears v0.3.5
[INFO] [stderr]     Checking libc v0.2.19
[INFO] [stderr]     Checking wifi_doorbell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_local_ip` is never used
[INFO] [stdout]   --> src/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn get_local_ip() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ip` and `mac` are never read
[INFO] [stdout]   --> src/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Device {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 60 |     ip: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 61 |     mac: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_local_ip` is never used
[INFO] [stdout]   --> src/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn get_local_ip() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ip` and `mac` are never read
[INFO] [stdout]   --> src/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Device {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 60 |     ip: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 61 |     mac: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "43f541611c4e96e29bda3950d1911e7fee3ef6c2d6ad6291d3d5e56c1b16ce5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f541611c4e96e29bda3950d1911e7fee3ef6c2d6ad6291d3d5e56c1b16ce5f", kill_on_drop: false }`
[INFO] [stdout] 43f541611c4e96e29bda3950d1911e7fee3ef6c2d6ad6291d3d5e56c1b16ce5f
