[INFO] cloning repository https://github.com/kilroyjones/websocket-server-tutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kilroyjones/websocket-server-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkilroyjones%2Fwebsocket-server-tutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkilroyjones%2Fwebsocket-server-tutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6266f0d4c605a6b0fc6e317d4ed5769ba7e3f3f6 [INFO] checking kilroyjones/websocket-server-tutorial against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkilroyjones%2Fwebsocket-server-tutorial" "/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/kilroyjones/websocket-server-tutorial on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kilroyjones/websocket-server-tutorial [INFO] finished tweaking git repo https://github.com/kilroyjones/websocket-server-tutorial [INFO] tweaked toml for git repo https://github.com/kilroyjones/websocket-server-tutorial written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kilroyjones/websocket-server-tutorial 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc165a47fe46d24b88bf038b095ccec01c08d8fc4a098c659c5362736d14cdf5 [INFO] running `Command { std: "docker" "start" "-a" "dc165a47fe46d24b88bf038b095ccec01c08d8fc4a098c659c5362736d14cdf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc165a47fe46d24b88bf038b095ccec01c08d8fc4a098c659c5362736d14cdf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc165a47fe46d24b88bf038b095ccec01c08d8fc4a098c659c5362736d14cdf5", kill_on_drop: false }` [INFO] [stdout] dc165a47fe46d24b88bf038b095ccec01c08d8fc4a098c659c5362736d14cdf5 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f68f3c3420f769850628976fbbf9ac0c553e180a26cc4ed0710cc620ff0df4fc [INFO] running `Command { std: "docker" "start" "-a" "f68f3c3420f769850628976fbbf9ac0c553e180a26cc4ed0710cc620ff0df4fc", kill_on_drop: false }` [INFO] [stderr] Checking websocket_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/sha1.rs:21:18 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `b` is never read [INFO] [stdout] --> src/sha1.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/sha1.rs:21:32 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `d` is never read [INFO] [stdout] --> src/sha1.rs:21:39 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `e` is never read [INFO] [stdout] --> src/sha1.rs:21:46 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/sha1.rs:21:18 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `b` is never read [INFO] [stdout] --> src/sha1.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/sha1.rs:21:32 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `d` is never read [INFO] [stdout] --> src/sha1.rs:21:39 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `e` is never read [INFO] [stdout] --> src/sha1.rs:21:46 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fin` [INFO] [stdout] --> src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let fin = (first_byte & 0x80) != 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_fin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidCharacter` is never constructed [INFO] [stdout] --> src/base64.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Base64Error { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 10 | InvalidCharacter, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Base64Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `decode` is never used [INFO] [stdout] --> src/base64.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 23 | impl Base64 { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn decode(&mut self, input: &str) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fin` [INFO] [stdout] --> src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let fin = (first_byte & 0x80) != 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_fin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidCharacter` is never constructed [INFO] [stdout] --> src/base64.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Base64Error { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 10 | InvalidCharacter, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Base64Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `decode` is never used [INFO] [stdout] --> src/base64.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 23 | impl Base64 { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn decode(&mut self, input: &str) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "f68f3c3420f769850628976fbbf9ac0c553e180a26cc4ed0710cc620ff0df4fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f68f3c3420f769850628976fbbf9ac0c553e180a26cc4ed0710cc620ff0df4fc", kill_on_drop: false }` [INFO] [stdout] f68f3c3420f769850628976fbbf9ac0c553e180a26cc4ed0710cc620ff0df4fc [INFO] checking kilroyjones/websocket-server-tutorial against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkilroyjones%2Fwebsocket-server-tutorial" "/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/kilroyjones/websocket-server-tutorial on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kilroyjones/websocket-server-tutorial [INFO] finished tweaking git repo https://github.com/kilroyjones/websocket-server-tutorial [INFO] tweaked toml for git repo https://github.com/kilroyjones/websocket-server-tutorial written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kilroyjones/websocket-server-tutorial 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8468c0e1d7a0fe64a594e61832410cc4d6592cdabf24ac7ff898eee3cfef06a [INFO] running `Command { std: "docker" "start" "-a" "d8468c0e1d7a0fe64a594e61832410cc4d6592cdabf24ac7ff898eee3cfef06a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8468c0e1d7a0fe64a594e61832410cc4d6592cdabf24ac7ff898eee3cfef06a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8468c0e1d7a0fe64a594e61832410cc4d6592cdabf24ac7ff898eee3cfef06a", kill_on_drop: false }` [INFO] [stdout] d8468c0e1d7a0fe64a594e61832410cc4d6592cdabf24ac7ff898eee3cfef06a [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 -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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5394cbd8a6b3be6da81dd5ef79be6c2e2a73d9c91d52cc762ad740dd46449df7 [INFO] running `Command { std: "docker" "start" "-a" "5394cbd8a6b3be6da81dd5ef79be6c2e2a73d9c91d52cc762ad740dd46449df7", kill_on_drop: false }` [INFO] [stderr] Checking websocket_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/sha1.rs:21:18 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `b` is never read [INFO] [stdout] --> src/sha1.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/sha1.rs:21:32 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `d` is never read [INFO] [stdout] --> src/sha1.rs:21:39 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `e` is never read [INFO] [stdout] --> src/sha1.rs:21:46 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/sha1.rs:21:18 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `b` is never read [INFO] [stdout] --> src/sha1.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/sha1.rs:21:32 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `d` is never read [INFO] [stdout] --> src/sha1.rs:21:39 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `e` is never read [INFO] [stdout] --> src/sha1.rs:21:46 [INFO] [stdout] | [INFO] [stdout] 21 | let (mut a, mut b, mut c, mut d, mut e) = (H0, H1, H2, H3, H4); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fin` [INFO] [stdout] --> src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let fin = (first_byte & 0x80) != 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_fin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidCharacter` is never constructed [INFO] [stdout] --> src/base64.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Base64Error { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 10 | InvalidCharacter, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Base64Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `decode` is never used [INFO] [stdout] --> src/base64.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 23 | impl Base64 { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn decode(&mut self, input: &str) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 14 | fn handle_client(mut stream: TcpStream) { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | let mut buffer = [0; 1024]; [INFO] [stdout] 16 | match stream.read(&mut buffer) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fin` [INFO] [stdout] --> src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let fin = (first_byte & 0x80) != 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_fin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidCharacter` is never constructed [INFO] [stdout] --> src/base64.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Base64Error { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 10 | InvalidCharacter, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Base64Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `decode` is never used [INFO] [stdout] --> src/base64.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 23 | impl Base64 { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn decode(&mut self, input: &str) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 14 | fn handle_client(mut stream: TcpStream) { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | let mut buffer = [0; 1024]; [INFO] [stdout] 16 | match stream.read(&mut buffer) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `websocket_server` (bin "websocket_server") due to 2 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `websocket_server` (bin "websocket_server" test) due to 2 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5394cbd8a6b3be6da81dd5ef79be6c2e2a73d9c91d52cc762ad740dd46449df7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5394cbd8a6b3be6da81dd5ef79be6c2e2a73d9c91d52cc762ad740dd46449df7", kill_on_drop: false }` [INFO] [stdout] 5394cbd8a6b3be6da81dd5ef79be6c2e2a73d9c91d52cc762ad740dd46449df7