[INFO] cloning repository https://github.com/ad-si/tu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ad-si/tu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fad-si%2Ftu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fad-si%2Ftu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7cd87bf91b60187cb9fc72df964bd458f4d9e95
[INFO] checking ad-si/tu against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fad-si%2Ftu" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ad-si/tu on toolchain 336209eef13882bd1e211b24779584cb7ef911eb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ad-si/tu
[INFO] finished tweaking git repo https://github.com/ad-si/tu
[INFO] tweaked toml for git repo https://github.com/ad-si/tu written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ad-si/tu 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scanlex v0.1.4
[INFO] [stderr]   Downloaded cc v1.0.92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 759b59987dec343e05d7cd8c844df9384524628fe50a455f11f225061c7e0bf4
[INFO] running `Command { std: "docker" "start" "-a" "759b59987dec343e05d7cd8c844df9384524628fe50a455f11f225061c7e0bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "759b59987dec343e05d7cd8c844df9384524628fe50a455f11f225061c7e0bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "759b59987dec343e05d7cd8c844df9384524628fe50a455f11f225061c7e0bf4", kill_on_drop: false }`
[INFO] [stdout] 759b59987dec343e05d7cd8c844df9384524628fe50a455f11f225061c7e0bf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46fe75a7b449f6092fbf2c6adaa572e7feea9b2dc6dc2f6908c7c111fdf4c9f8
[INFO] running `Command { std: "docker" "start" "-a" "46fe75a7b449f6092fbf2c6adaa572e7feea9b2dc6dc2f6908c7c111fdf4c9f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking scanlex v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking tu v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `or_then_err` is never used
[INFO] [stdout]   --> src/chrono_english/errors.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait OrErr<T> {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn or_then_err<C: FnOnce() -> String>(self, fun: C) -> DateResult<T>;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `or_then_err` is never used
[INFO] [stdout]   --> src/chrono_english/errors.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait OrErr<T> {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn or_then_err<C: FnOnce() -> String>(self, fun: C) -> DateResult<T>;
[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 3.59s
[INFO] running `Command { std: "docker" "inspect" "46fe75a7b449f6092fbf2c6adaa572e7feea9b2dc6dc2f6908c7c111fdf4c9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46fe75a7b449f6092fbf2c6adaa572e7feea9b2dc6dc2f6908c7c111fdf4c9f8", kill_on_drop: false }`
[INFO] [stdout] 46fe75a7b449f6092fbf2c6adaa572e7feea9b2dc6dc2f6908c7c111fdf4c9f8