[INFO] fetching crate mqtt-codec 0.3.0... [INFO] checking mqtt-codec-0.3.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate mqtt-codec 0.3.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate mqtt-codec 0.3.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mqtt-codec 0.3.0 [INFO] finished tweaking crates.io crate mqtt-codec 0.3.0 [INFO] tweaked toml for crates.io crate mqtt-codec 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] [stderr] Adding actix-codec v0.2.0 (latest: v0.5.2) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.7.1) [INFO] [stderr] Adding bytestring v0.1.5 (latest: v1.3.1) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding tokio v0.2.25 (latest: v1.40.0) [INFO] [stderr] Adding tokio-util v0.2.0 (latest: v0.7.11) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bd139da16b4f56b067a964cf4c1589eb797e95f24bb2a20444c6195302da6e0e [INFO] running `Command { std: "docker" "start" "-a" "bd139da16b4f56b067a964cf4c1589eb797e95f24bb2a20444c6195302da6e0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bd139da16b4f56b067a964cf4c1589eb797e95f24bb2a20444c6195302da6e0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd139da16b4f56b067a964cf4c1589eb797e95f24bb2a20444c6195302da6e0e", kill_on_drop: false }` [INFO] [stdout] bd139da16b4f56b067a964cf4c1589eb797e95f24bb2a20444c6195302da6e0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d00e3b78b71531ac2b1ec6ef351882dda34382af3544f620c4747b3e2c5d6b6a [INFO] running `Command { std: "docker" "start" "-a" "d00e3b78b71531ac2b1ec6ef351882dda34382af3544f620c4747b3e2c5d6b6a", kill_on_drop: false }` [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking bytestring v0.1.5 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking actix-codec v0.2.0 [INFO] [stderr] Checking mqtt-codec v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `WriteTopicExt` is never used [INFO] [stdout] --> src/topic.rs:307:11 [INFO] [stdout] | [INFO] [stdout] 307 | pub trait WriteTopicExt: io::Write { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `BytesMut::split_to` that must be used [INFO] [stdout] --> src/codec/mod.rs:90:29 [INFO] [stdout] | [INFO] [stdout] 90 | ... src.split_to(consumed + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider BytesMut::advance if you don't need the other half [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 90 | let _ = src.split_to(consumed + 1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `bytes::BytesMut::split_to` that must be used [INFO] [stdout] --> src/codec/mod.rs:90:29 [INFO] [stdout] | [INFO] [stdout] 90 | ... src.split_to(consumed + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider BytesMut::advance if you don't need the other half [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 90 | let _ = src.split_to(consumed + 1); [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 2.17s [INFO] running `Command { std: "docker" "inspect" "d00e3b78b71531ac2b1ec6ef351882dda34382af3544f620c4747b3e2c5d6b6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d00e3b78b71531ac2b1ec6ef351882dda34382af3544f620c4747b3e2c5d6b6a", kill_on_drop: false }` [INFO] [stdout] d00e3b78b71531ac2b1ec6ef351882dda34382af3544f620c4747b3e2c5d6b6a