[INFO] cloning repository https://github.com/piscisaureus/iocp-traits
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piscisaureus/iocp-traits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiscisaureus%2Fiocp-traits", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiscisaureus%2Fiocp-traits'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7cc835403b82fd087ca9449bd9634d95772d52f
[INFO] checking piscisaureus/iocp-traits against master#9bfa31f632912180dc742809bcc51a97f2d7079d for pr-140151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiscisaureus%2Fiocp-traits" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/piscisaureus/iocp-traits on toolchain 9bfa31f632912180dc742809bcc51a97f2d7079d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/piscisaureus/iocp-traits
[INFO] finished tweaking git repo https://github.com/piscisaureus/iocp-traits
[INFO] tweaked toml for git repo https://github.com/piscisaureus/iocp-traits written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/piscisaureus/iocp-traits 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" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "fetch" "--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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 031f8682f9f221d87bae3971839ec805bea5801b4f559392f7c3239c40a5217d
[INFO] running `Command { std: "docker" "start" "-a" "031f8682f9f221d87bae3971839ec805bea5801b4f559392f7c3239c40a5217d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "031f8682f9f221d87bae3971839ec805bea5801b4f559392f7c3239c40a5217d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031f8682f9f221d87bae3971839ec805bea5801b4f559392f7c3239c40a5217d", kill_on_drop: false }`
[INFO] [stdout] 031f8682f9f221d87bae3971839ec805bea5801b4f559392f7c3239c40a5217d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 449a7d9ba428c94c60984f2fd6a6d8eb1746fc963a3b33404eceb966cdc0e9ea
[INFO] running `Command { std: "docker" "start" "-a" "449a7d9ba428c94c60984f2fd6a6d8eb1746fc963a3b33404eceb966cdc0e9ea", kill_on_drop: false }`
[INFO] [stderr]     Checking miox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `container_of` is never used
[INFO] [stdout]   --> src/container_of.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub trait ContainerOf<T>
[INFO] [stdout]    |           ----------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 43 |   unsafe fn container_of(member: &T) -> &Self {
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `container_of` is never used
[INFO] [stdout]   --> src/container_of.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub trait ContainerOf<T>
[INFO] [stdout]    |           ----------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 43 |   unsafe fn container_of(member: &T) -> &Self {
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "449a7d9ba428c94c60984f2fd6a6d8eb1746fc963a3b33404eceb966cdc0e9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449a7d9ba428c94c60984f2fd6a6d8eb1746fc963a3b33404eceb966cdc0e9ea", kill_on_drop: false }`
[INFO] [stdout] 449a7d9ba428c94c60984f2fd6a6d8eb1746fc963a3b33404eceb966cdc0e9ea