[INFO] cloning repository https://github.com/Academic-Forum/academic-forum-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Academic-Forum/academic-forum-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcademic-Forum%2Facademic-forum-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcademic-Forum%2Facademic-forum-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0b40d4c969318270c849bdb6743e7ee7afea8d3
[INFO] checking Academic-Forum/academic-forum-bot/d0b40d4c969318270c849bdb6743e7ee7afea8d3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcademic-Forum%2Facademic-forum-bot" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Academic-Forum/academic-forum-bot on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Academic-Forum/academic-forum-bot
[INFO] finished tweaking git repo https://github.com/Academic-Forum/academic-forum-bot
[INFO] tweaked toml for git repo https://github.com/Academic-Forum/academic-forum-bot written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Academic-Forum/academic-forum-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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39090f3000c2bb7f708eda7b277a36a14a012cb075d6b63f2722984d5b8e0024
[INFO] running `Command { std: "docker" "start" "-a" "39090f3000c2bb7f708eda7b277a36a14a012cb075d6b63f2722984d5b8e0024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39090f3000c2bb7f708eda7b277a36a14a012cb075d6b63f2722984d5b8e0024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39090f3000c2bb7f708eda7b277a36a14a012cb075d6b63f2722984d5b8e0024", kill_on_drop: false }`
[INFO] [stdout] 39090f3000c2bb7f708eda7b277a36a14a012cb075d6b63f2722984d5b8e0024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44a3b17c11da64e8c4f784274d45c79e19544c39041d0e5e0665549035938e8a
[INFO] running `Command { std: "docker" "start" "-a" "44a3b17c11da64e8c4f784274d45c79e19544c39041d0e5e0665549035938e8a", kill_on_drop: false }`
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[INFO] [stdout] warning: methods `append_edit` and `say_message` are never used
[INFO] [stdout]   --> src/util.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait CustomContext {
[INFO] [stdout]    |           ------------- methods in this trait
[INFO] [stdout] 10 |     async fn append_edit(self, message: ReplyHandle<'_>, content: &str) -> Result<(), Error>;
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 11 |
[INFO] [stdout] 12 |     async fn say_message(&self, content: &str) -> Result<Message, Error>;
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append_edit` and `say_message` are never used
[INFO] [stdout]   --> src/util.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait CustomContext {
[INFO] [stdout]    |           ------------- methods in this trait
[INFO] [stdout] 10 |     async fn append_edit(self, message: ReplyHandle<'_>, content: &str) -> Result<(), Error>;
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 11 |
[INFO] [stdout] 12 |     async fn say_message(&self, content: &str) -> Result<Message, Error>;
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "44a3b17c11da64e8c4f784274d45c79e19544c39041d0e5e0665549035938e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a3b17c11da64e8c4f784274d45c79e19544c39041d0e5e0665549035938e8a", kill_on_drop: false }`
[INFO] [stdout] 44a3b17c11da64e8c4f784274d45c79e19544c39041d0e5e0665549035938e8a