[INFO] cloning repository https://github.com/dnaka91/codewars-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dnaka91/codewars-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnaka91%2Fcodewars-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnaka91%2Fcodewars-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d09b5895b8b5d75bf3ef34fda690b1dedd58a4f2
[INFO] checking dnaka91/codewars-bot against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnaka91%2Fcodewars-bot" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dnaka91/codewars-bot
[INFO] finished tweaking git repo https://github.com/dnaka91/codewars-bot
[INFO] tweaked toml for git repo https://github.com/dnaka91/codewars-bot written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dnaka91/codewars-bot on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dnaka91/codewars-bot 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-core v0.1.27
[INFO] [stderr]   Downloaded dotenvy v0.15.1
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.0
[INFO] [stderr]   Downloaded async-compression v0.3.14
[INFO] [stderr]   Downloaded headers v0.3.7
[INFO] [stderr]   Downloaded fern v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c050fa9a883ea37bdf873c2e4b61eb457f99b7e9d439836064f90726e6c62cd1
[INFO] running `Command { std: "docker" "start" "-a" "c050fa9a883ea37bdf873c2e4b61eb457f99b7e9d439836064f90726e6c62cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c050fa9a883ea37bdf873c2e4b61eb457f99b7e9d439836064f90726e6c62cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c050fa9a883ea37bdf873c2e4b61eb457f99b7e9d439836064f90726e6c62cd1", kill_on_drop: false }`
[INFO] [stdout] c050fa9a883ea37bdf873c2e4b61eb457f99b7e9d439836064f90726e6c62cd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fc2458ccc42b0ebccabe152d6d46cc75e6d37573d14ae59d3d7a37ff3ca3ed2
[INFO] running `Command { std: "docker" "start" "-a" "0fc2458ccc42b0ebccabe152d6d46cc75e6d37573d14ae59d3d7a37ff3ca3ed2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]     Checking rustls-pemfile v1.0.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking tracing-core v0.1.27
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking fern v0.6.1
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking dotenvy v0.15.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking headers v0.3.7
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking webpki-roots v0.22.3
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking async-compression v0.3.14
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking hyper-rustls v0.23.0
[INFO] [stderr]     Checking warp v0.3.2
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking codewars-bot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `channel` is never read
[INFO] [stdout]   --> src/api/slack/event.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct AppMention {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub channel: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppMention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `channel` is never read
[INFO] [stdout]   --> src/api/slack/event.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct AppMention {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub channel: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppMention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.63s
[INFO] running `Command { std: "docker" "inspect" "0fc2458ccc42b0ebccabe152d6d46cc75e6d37573d14ae59d3d7a37ff3ca3ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc2458ccc42b0ebccabe152d6d46cc75e6d37573d14ae59d3d7a37ff3ca3ed2", kill_on_drop: false }`
[INFO] [stdout] 0fc2458ccc42b0ebccabe152d6d46cc75e6d37573d14ae59d3d7a37ff3ca3ed2