[INFO] cloning repository https://github.com/ThePrimeagen/this-isnt-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThePrimeagen/this-isnt-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Fthis-isnt-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Fthis-isnt-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 63cb1c89613977d87e9011bed897af2ddc9d2466 [INFO] checking ThePrimeagen/this-isnt-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Fthis-isnt-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ThePrimeagen/this-isnt-rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ThePrimeagen/this-isnt-rust [INFO] finished tweaking git repo https://github.com/ThePrimeagen/this-isnt-rust [INFO] tweaked toml for git repo https://github.com/ThePrimeagen/this-isnt-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ThePrimeagen/this-isnt-rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-macro v0.3.23 [INFO] [stderr] Downloaded futures-io v0.3.23 [INFO] [stderr] Downloaded futures-executor v0.3.23 [INFO] [stderr] Downloaded future-utils v0.12.1 [INFO] [stderr] Downloaded futures v0.3.23 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b179683fdd0fc2240006e10f6e554788fdbec5b226098cf26ee04760866ff845 [INFO] running `Command { std: "docker" "start" "-a" "b179683fdd0fc2240006e10f6e554788fdbec5b226098cf26ee04760866ff845", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b179683fdd0fc2240006e10f6e554788fdbec5b226098cf26ee04760866ff845", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b179683fdd0fc2240006e10f6e554788fdbec5b226098cf26ee04760866ff845", kill_on_drop: false }` [INFO] [stdout] b179683fdd0fc2240006e10f6e554788fdbec5b226098cf26ee04760866ff845 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 099860dea88f14f2f49c80a074a1537a0409a31f47f2c93425a10c62bb7b6872 [INFO] running `Command { std: "docker" "start" "-a" "099860dea88f14f2f49c80a074a1537a0409a31f47f2c93425a10c62bb7b6872", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling futures-core v0.3.23 [INFO] [stderr] Compiling futures-channel v0.3.23 [INFO] [stderr] Compiling futures-task v0.3.23 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking futures-sink v0.3.23 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling futures-util v0.3.23 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Checking futures-io v0.3.23 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio v1.20.1 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking cpufeatures v0.2.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking once_cell v1.13.1 [INFO] [stderr] Compiling anyhow v1.0.62 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking future-utils v0.12.1 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling futures-macro v0.3.23 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Checking thiserror v1.0.32 [INFO] [stderr] Checking tungstenite v0.17.3 [INFO] [stderr] Checking futures-executor v0.3.23 [INFO] [stderr] Checking futures v0.3.23 [INFO] [stderr] Checking tokio-tungstenite v0.17.2 [INFO] [stderr] Checking this-isnt-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ops::Index` [INFO] [stdout] --> src/bin/server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | ops::Index, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/server.rs:34:20 [INFO] [stdout] | [INFO] [stdout] 34 | if let Err(e) = writer.send(Message::text(msg)).await { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/server.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | async fn handle_connection(mut stream: TcpStream, mut rx: Rx) { [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: unused import: `ops::Index` [INFO] [stdout] --> src/bin/server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | ops::Index, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/server.rs:34:20 [INFO] [stdout] | [INFO] [stdout] 34 | if let Err(e) = writer.send(Message::text(msg)).await { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/server.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | async fn handle_connection(mut stream: TcpStream, mut rx: Rx) { [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.99s [INFO] running `Command { std: "docker" "inspect" "099860dea88f14f2f49c80a074a1537a0409a31f47f2c93425a10c62bb7b6872", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "099860dea88f14f2f49c80a074a1537a0409a31f47f2c93425a10c62bb7b6872", kill_on_drop: false }` [INFO] [stdout] 099860dea88f14f2f49c80a074a1537a0409a31f47f2c93425a10c62bb7b6872 [INFO] checking ThePrimeagen/this-isnt-rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Fthis-isnt-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ThePrimeagen/this-isnt-rust on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ThePrimeagen/this-isnt-rust [INFO] finished tweaking git repo https://github.com/ThePrimeagen/this-isnt-rust [INFO] tweaked toml for git repo https://github.com/ThePrimeagen/this-isnt-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ThePrimeagen/this-isnt-rust 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 227a2a62fd0e639dcfd4255ff1e0c0f3f14a4e79bf7f35ca14eeb4dda71eed56 [INFO] running `Command { std: "docker" "start" "-a" "227a2a62fd0e639dcfd4255ff1e0c0f3f14a4e79bf7f35ca14eeb4dda71eed56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "227a2a62fd0e639dcfd4255ff1e0c0f3f14a4e79bf7f35ca14eeb4dda71eed56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "227a2a62fd0e639dcfd4255ff1e0c0f3f14a4e79bf7f35ca14eeb4dda71eed56", kill_on_drop: false }` [INFO] [stdout] 227a2a62fd0e639dcfd4255ff1e0c0f3f14a4e79bf7f35ca14eeb4dda71eed56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1363c93cd024e71de08aaa7e70919c8afe99116721a0672e6aaf73742f3e549b [INFO] running `Command { std: "docker" "start" "-a" "1363c93cd024e71de08aaa7e70919c8afe99116721a0672e6aaf73742f3e549b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling futures-core v0.3.23 [INFO] [stderr] Compiling futures-channel v0.3.23 [INFO] [stderr] Compiling futures-task v0.3.23 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling futures-util v0.3.23 [INFO] [stderr] Checking futures-sink v0.3.23 [INFO] [stderr] Checking futures-io v0.3.23 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling tokio v1.20.1 [INFO] [stderr] Checking cpufeatures v0.2.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Compiling anyhow v1.0.62 [INFO] [stderr] Checking once_cell v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking future-utils v0.12.1 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling futures-macro v0.3.23 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Checking thiserror v1.0.32 [INFO] [stderr] Checking tungstenite v0.17.3 [INFO] [stderr] Checking futures-executor v0.3.23 [INFO] [stderr] Checking futures v0.3.23 [INFO] [stderr] Checking tokio-tungstenite v0.17.2 [INFO] [stderr] Checking this-isnt-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ops::Index` [INFO] [stdout] --> src/bin/server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | ops::Index, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/server.rs:34:20 [INFO] [stdout] | [INFO] [stdout] 34 | if let Err(e) = writer.send(Message::text(msg)).await { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/server.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | async fn handle_connection(mut stream: TcpStream, mut rx: Rx) { [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: unused import: `ops::Index` [INFO] [stdout] --> src/bin/server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | ops::Index, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/server.rs:34:20 [INFO] [stdout] | [INFO] [stdout] 34 | if let Err(e) = writer.send(Message::text(msg)).await { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/server.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | async fn handle_connection(mut stream: TcpStream, mut rx: Rx) { [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.83s [INFO] running `Command { std: "docker" "inspect" "1363c93cd024e71de08aaa7e70919c8afe99116721a0672e6aaf73742f3e549b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1363c93cd024e71de08aaa7e70919c8afe99116721a0672e6aaf73742f3e549b", kill_on_drop: false }` [INFO] [stdout] 1363c93cd024e71de08aaa7e70919c8afe99116721a0672e6aaf73742f3e549b