[INFO] cloning repository https://github.com/Dari420/dari-bot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dari420/dari-bot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDari420%2Fdari-bot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDari420%2Fdari-bot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a1d5c5f1f99565c1a6d2371c21ffa9ea57ad417
[INFO] checking Dari420/dari-bot-rs against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDari420%2Fdari-bot-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dari420/dari-bot-rs on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dari420/dari-bot-rs
[INFO] finished tweaking git repo https://github.com/Dari420/dari-bot-rs
[INFO] tweaked toml for git repo https://github.com/Dari420/dari-bot-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Dari420/dari-bot-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded command_attr v0.2.0
[INFO] [stderr]   Downloaded indexmap v1.4.0
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] [stderr]   Downloaded serde v1.0.112
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[INFO] [stderr]   Downloaded base64 v0.12.2
[INFO] [stderr]   Downloaded serenity v0.8.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16134cd3cab2ccf2a53bcc33c46251dc403df6d58835ee11d2a341062a5d379a
[INFO] running `Command { std: "docker" "start" "-a" "16134cd3cab2ccf2a53bcc33c46251dc403df6d58835ee11d2a341062a5d379a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16134cd3cab2ccf2a53bcc33c46251dc403df6d58835ee11d2a341062a5d379a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16134cd3cab2ccf2a53bcc33c46251dc403df6d58835ee11d2a341062a5d379a", kill_on_drop: false }`
[INFO] [stdout] 16134cd3cab2ccf2a53bcc33c46251dc403df6d58835ee11d2a341062a5d379a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e66b7def37edef5836faf4b1a09902e637d760164e59466b49f35990d529061
[INFO] running `Command { std: "docker" "start" "-a" "0e66b7def37edef5836faf4b1a09902e637d760164e59466b49f35990d529061", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling command_attr v0.2.0
[INFO] [stderr]     Checking pin-project v0.4.22
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[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking dari-bot-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn message(&self, ctx: Context, mut msg: Message) {
[INFO] [stdout]    |                                     ----^^^
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn message(&self, ctx: Context, mut msg: Message) {
[INFO] [stdout]    |                                     ----^^^
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.00s
[INFO] running `Command { std: "docker" "inspect" "0e66b7def37edef5836faf4b1a09902e637d760164e59466b49f35990d529061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e66b7def37edef5836faf4b1a09902e637d760164e59466b49f35990d529061", kill_on_drop: false }`
[INFO] [stdout] 0e66b7def37edef5836faf4b1a09902e637d760164e59466b49f35990d529061