[INFO] cloning repository https://github.com/Treeki/fake-kasa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Treeki/fake-kasa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTreeki%2Ffake-kasa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTreeki%2Ffake-kasa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b87e6772ac468f4fcc833678006a20fc1ed1652a
[INFO] checking Treeki/fake-kasa against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTreeki%2Ffake-kasa" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Treeki/fake-kasa on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Treeki/fake-kasa
[INFO] finished tweaking git repo https://github.com/Treeki/fake-kasa
[INFO] tweaked toml for git repo https://github.com/Treeki/fake-kasa written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Treeki/fake-kasa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b830b9e4f25f0a27cd34a5d01b5f7d17931c96064c8e14a87997ce0faafc2241
[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" "b830b9e4f25f0a27cd34a5d01b5f7d17931c96064c8e14a87997ce0faafc2241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b830b9e4f25f0a27cd34a5d01b5f7d17931c96064c8e14a87997ce0faafc2241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b830b9e4f25f0a27cd34a5d01b5f7d17931c96064c8e14a87997ce0faafc2241", kill_on_drop: false }`
[INFO] [stdout] b830b9e4f25f0a27cd34a5d01b5f7d17931c96064c8e14a87997ce0faafc2241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ea94a1654b7aa867a7750eb12ee3d4b1306f6a95d9fd2a6d4010308b9eb281e
[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" "5ea94a1654b7aa867a7750eb12ee3d4b1306f6a95d9fd2a6d4010308b9eb281e", kill_on_drop: false }`
[INFO] [stderr]     Checking fake-kasa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `get_status`
[INFO] [stdout]   --> src/lightbulbs.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn get_status(stream: &mut TcpStream) -> Result<String> {
[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] [stdout] warning: function is never used: `get_status`
[INFO] [stdout]   --> src/lightbulbs.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn get_status(stream: &mut TcpStream) -> Result<String> {
[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 0.57s
[INFO] running `Command { std: "docker" "inspect" "5ea94a1654b7aa867a7750eb12ee3d4b1306f6a95d9fd2a6d4010308b9eb281e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea94a1654b7aa867a7750eb12ee3d4b1306f6a95d9fd2a6d4010308b9eb281e", kill_on_drop: false }`
[INFO] [stdout] 5ea94a1654b7aa867a7750eb12ee3d4b1306f6a95d9fd2a6d4010308b9eb281e