[INFO] cloning repository https://github.com/Niki4tap/asciicker-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Niki4tap/asciicker-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiki4tap%2Fasciicker-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiki4tap%2Fasciicker-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f49df192597ced84bccd51f8c57d890d375aa755 [INFO] checking Niki4tap/asciicker-rs/f49df192597ced84bccd51f8c57d890d375aa755 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%2FNiki4tap%2Fasciicker-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Niki4tap/asciicker-rs 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] started tweaking git repo https://github.com/Niki4tap/asciicker-rs [INFO] finished tweaking git repo https://github.com/Niki4tap/asciicker-rs [INFO] tweaked toml for git repo https://github.com/Niki4tap/asciicker-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Niki4tap/asciicker-rs 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c3467006043897727d7be5cffc2b831d2ddad277c1278fd022e69b067c7c9db7 [INFO] running `Command { std: "docker" "start" "-a" "c3467006043897727d7be5cffc2b831d2ddad277c1278fd022e69b067c7c9db7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3467006043897727d7be5cffc2b831d2ddad277c1278fd022e69b067c7c9db7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3467006043897727d7be5cffc2b831d2ddad277c1278fd022e69b067c7c9db7", kill_on_drop: false }` [INFO] [stdout] c3467006043897727d7be5cffc2b831d2ddad277c1278fd022e69b067c7c9db7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c47461b98f9aa5f568426e0d408a4d0191b09c0851c96669747b484b73836315 [INFO] running `Command { std: "docker" "start" "-a" "c47461b98f9aa5f568426e0d408a4d0191b09c0851c96669747b484b73836315", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling crossbeam-queue v0.3.4 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.0.2 [INFO] [stderr] Checking macro_rules_attribute v0.0.2 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking crossbeam v0.8.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling concat-idents v1.1.3 [INFO] [stderr] Checking tokio v1.16.1 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking tungstenite v0.16.0 [INFO] [stderr] Checking tokio-tungstenite v0.16.1 [INFO] [stderr] Checking asciicker-rs v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/y6/bot.rs:204:17 [INFO] [stdout] | [INFO] [stdout] 204 | let mut client = match world.clients.iter_mut().find(|c| c.id == pose_brc.id) { [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: variable does not need to be mutable [INFO] [stdout] --> src/y6/bot.rs:204:17 [INFO] [stdout] | [INFO] [stdout] 204 | let mut client = match world.clients.iter_mut().find(|c| c.id == pose_brc.id) { [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/y6_echo_bot.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | sender.send(talk_brc.str.into_string().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = sender.send(talk_brc.str.into_string().unwrap()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.67s [INFO] running `Command { std: "docker" "inspect" "c47461b98f9aa5f568426e0d408a4d0191b09c0851c96669747b484b73836315", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c47461b98f9aa5f568426e0d408a4d0191b09c0851c96669747b484b73836315", kill_on_drop: false }` [INFO] [stdout] c47461b98f9aa5f568426e0d408a4d0191b09c0851c96669747b484b73836315