[INFO] fetching crate implex 0.0.1...
[INFO] checking implex-0.0.1 against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] extracting crate implex 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate implex 0.0.1 on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate implex 0.0.1
[INFO] finished tweaking crates.io crate implex 0.0.1
[INFO] tweaked toml for crates.io crate implex 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d310006e288a9eafe6f515205dd30defe539f573ef5a5ed6e8fc0db3edd5c439
[INFO] running `Command { std: "docker" "start" "-a" "d310006e288a9eafe6f515205dd30defe539f573ef5a5ed6e8fc0db3edd5c439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d310006e288a9eafe6f515205dd30defe539f573ef5a5ed6e8fc0db3edd5c439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d310006e288a9eafe6f515205dd30defe539f573ef5a5ed6e8fc0db3edd5c439", kill_on_drop: false }`
[INFO] [stdout] d310006e288a9eafe6f515205dd30defe539f573ef5a5ed6e8fc0db3edd5c439
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d0e0a90d6d3010fa934cb042a39f8088b9770f6d97038773f363c76bd03d145
[INFO] running `Command { std: "docker" "start" "-a" "2d0e0a90d6d3010fa934cb042a39f8088b9770f6d97038773f363c76bd03d145", kill_on_drop: false }`
[INFO] [stderr]     Checking implex v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `loadu32`, `loadu64`, `writeu32`, and `writeu64` are never used
[INFO] [stdout]   --> src/endian.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait Endian {
[INFO] [stdout]    |           ------ associated functions in this trait
[INFO] [stdout] 35 |     fn loadu16(buf: &[u8], from: usize) -> u16;
[INFO] [stdout] 36 |     fn loadu32(buf: &[u8], from: usize) -> u32;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 37 |     fn loadu64(buf: &[u8], from: usize) -> u64;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 38 |     fn writeu16<W>(w: &mut W, num: u16) -> io::Result<()> where W: io::Write;
[INFO] [stdout] 39 |     fn writeu32<W>(w: &mut W, num: u32) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 40 |     fn writeu64<W>(w: &mut W, num: u64) -> io::Result<()> where W: io::Write;
[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 0.12s
[INFO] running `Command { std: "docker" "inspect" "2d0e0a90d6d3010fa934cb042a39f8088b9770f6d97038773f363c76bd03d145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0e0a90d6d3010fa934cb042a39f8088b9770f6d97038773f363c76bd03d145", kill_on_drop: false }`
[INFO] [stdout] 2d0e0a90d6d3010fa934cb042a39f8088b9770f6d97038773f363c76bd03d145