[INFO] updating cached repository https://github.com/ward/rusty-butler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/ward/rusty-butler
[INFO] [stderr]    3875d7d..94a267c  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94a267c789dfffb276196747294c53636c9f9fc2
[INFO] checking ward/rusty-butler against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fward%2Frusty-butler" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ward/rusty-butler on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ward/rusty-butler
[INFO] finished tweaking git repo https://github.com/ward/rusty-butler
[INFO] tweaked toml for git repo https://github.com/ward/rusty-butler written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ward/rusty-butler already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 500e7ec94897d39af191d81ab7289b4708f7922152dc69f390a58d381b5c403f
[INFO] running `"docker" "start" "-a" "500e7ec94897d39af191d81ab7289b4708f7922152dc69f390a58d381b5c403f"`
[INFO] [stderr]     Checking json v0.10.3
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking nix v0.7.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking rust-gmp v0.5.0
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking tokio-mockstream v1.1.0
[INFO] [stderr]     Checking hyper-native-tls v0.3.0
[INFO] [stderr]     Checking mime_guess v2.0.1
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking irc v0.13.6
[INFO] [stderr]    Compiling parse-zoneinfo v0.1.1
[INFO] [stderr]     Checking chrono-humanize v0.0.6
[INFO] [stderr]     Checking linefeed v0.4.0
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]    Compiling chrono-tz v0.2.5
[INFO] [stderr]     Checking reqwest v0.8.8
[INFO] [stderr]     Checking rink v0.4.4
[INFO] [stderr]     Checking rusty-butler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `DateTime`
[INFO] [stderr]  --> src/plugins/elo.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use chrono::prelude::{DateTime, Utc};
[INFO] [stderr]   |                       ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DateTime`
[INFO] [stderr]  --> src/plugins/elo.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use chrono::prelude::{DateTime, Utc};
[INFO] [stderr]   |                       ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `cache_time`
[INFO] [stderr]   --> src/plugins/elo.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     cache_time: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `last_update`
[INFO] [stderr]   --> src/plugins/elo.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     last_update: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `cache_time`
[INFO] [stderr]   --> src/plugins/elo.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     cache_time: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `last_update`
[INFO] [stderr]   --> src/plugins/elo.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     last_update: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "500e7ec94897d39af191d81ab7289b4708f7922152dc69f390a58d381b5c403f"`
[INFO] running `"docker" "rm" "-f" "500e7ec94897d39af191d81ab7289b4708f7922152dc69f390a58d381b5c403f"`
[INFO] [stdout] 500e7ec94897d39af191d81ab7289b4708f7922152dc69f390a58d381b5c403f