[INFO] fetching crate implex 0.0.1...
[INFO] checking implex-0.0.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate implex 0.0.1 into /workspace/builds/worker-7-tc1/source
[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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate implex 0.0.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4d7dedd976f7ccd3050eb34573395eca6c8333216fd67119a368086e6b26f42
[INFO] running `Command { std: "docker" "start" "-a" "f4d7dedd976f7ccd3050eb34573395eca6c8333216fd67119a368086e6b26f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4d7dedd976f7ccd3050eb34573395eca6c8333216fd67119a368086e6b26f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d7dedd976f7ccd3050eb34573395eca6c8333216fd67119a368086e6b26f42", kill_on_drop: false }`
[INFO] [stdout] f4d7dedd976f7ccd3050eb34573395eca6c8333216fd67119a368086e6b26f42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 746cd1fb8ec94a41f0e65e097067d117b6325868354daa535e8f4a96136951dc
[INFO] running `Command { std: "docker" "start" "-a" "746cd1fb8ec94a41f0e65e097067d117b6325868354daa535e8f4a96136951dc", 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 0.22s
[INFO] running `Command { std: "docker" "inspect" "746cd1fb8ec94a41f0e65e097067d117b6325868354daa535e8f4a96136951dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746cd1fb8ec94a41f0e65e097067d117b6325868354daa535e8f4a96136951dc", kill_on_drop: false }`
[INFO] [stdout] 746cd1fb8ec94a41f0e65e097067d117b6325868354daa535e8f4a96136951dc