[INFO] fetching crate fastfield_codecs 0.3.1...
[INFO] checking fastfield_codecs-0.3.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate fastfield_codecs 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate fastfield_codecs 0.3.1
[INFO] finished tweaking crates.io crate fastfield_codecs 0.3.1
[INFO] tweaked toml for crates.io crate fastfield_codecs 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fastfield_codecs 0.3.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fastfield_codecs 0.3.1 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c63c7bb3b3deb2c814957505541d7bf5ada7b9c414e2eda47d0871f862c7787
[INFO] running `Command { std: "docker" "start" "-a" "4c63c7bb3b3deb2c814957505541d7bf5ada7b9c414e2eda47d0871f862c7787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c63c7bb3b3deb2c814957505541d7bf5ada7b9c414e2eda47d0871f862c7787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c63c7bb3b3deb2c814957505541d7bf5ada7b9c414e2eda47d0871f862c7787", kill_on_drop: false }`
[INFO] [stdout] 4c63c7bb3b3deb2c814957505541d7bf5ada7b9c414e2eda47d0871f862c7787
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7599c8f73c5fde495afac3ef347de3ab376217ad775e2ec63b73a3fc7ac83380
[INFO] running `Command { std: "docker" "start" "-a" "7599c8f73c5fde495afac3ef347de3ab376217ad775e2ec63b73a3fc7ac83380", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.152
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[INFO] [stderr]     Checking fastfield_codecs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `CODEC_TYPE` is never used
[INFO] [stdout]    --> src/lib.rs:189:11
[INFO] [stdout]     |
[INFO] [stdout] 186 | trait FastFieldCodec: 'static {
[INFO] [stdout]     |       -------------- associated constant in this trait
[INFO] [stdout] ...
[INFO] [stdout] 189 |     const CODEC_TYPE: FastFieldCodecType;
[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 10.44s
[INFO] running `Command { std: "docker" "inspect" "7599c8f73c5fde495afac3ef347de3ab376217ad775e2ec63b73a3fc7ac83380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7599c8f73c5fde495afac3ef347de3ab376217ad775e2ec63b73a3fc7ac83380", kill_on_drop: false }`
[INFO] [stdout] 7599c8f73c5fde495afac3ef347de3ab376217ad775e2ec63b73a3fc7ac83380