[INFO] fetching crate tokio_sse_codec 0.0.2...
[INFO] checking tokio_sse_codec-0.0.2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate tokio_sse_codec 0.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tokio_sse_codec 0.0.2
[INFO] finished tweaking crates.io crate tokio_sse_codec 0.0.2
[INFO] tweaked toml for crates.io crate tokio_sse_codec 0.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio_sse_codec 0.0.2 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding miette v5.10.0 (available: v7.6.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.12)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b3417ff9bc581219433610198ed50f30996764391a79e6a7378cf74271fb59
[INFO] running `Command { std: "docker" "start" "-a" "59b3417ff9bc581219433610198ed50f30996764391a79e6a7378cf74271fb59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b3417ff9bc581219433610198ed50f30996764391a79e6a7378cf74271fb59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b3417ff9bc581219433610198ed50f30996764391a79e6a7378cf74271fb59", kill_on_drop: false }`
[INFO] [stdout] 59b3417ff9bc581219433610198ed50f30996764391a79e6a7378cf74271fb59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbc9edebefc548d2551d6c7fb6e019263d1a9a8d952cce39c0d283b7fe1ca400
[INFO] running `Command { std: "docker" "start" "-a" "fbc9edebefc548d2551d6c7fb6e019263d1a9a8d952cce39c0d283b7fe1ca400", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tokio_sse_codec v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: constant `UTF8_BOM` is never used
[INFO] [stdout]   --> src/bufext.rs:4:7
[INFO] [stdout]    |
[INFO] [stdout] 4  | const UTF8_BOM: &[u8] = &[0xEF, 0xBB, 0xBF];
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: method `strip_utf8_bom` is never used
[INFO] [stdout]   --> src/bufext.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub(crate) trait BufExt: Buf {
[INFO] [stdout]    |                  ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn strip_utf8_bom(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio_sse_codec` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fbc9edebefc548d2551d6c7fb6e019263d1a9a8d952cce39c0d283b7fe1ca400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc9edebefc548d2551d6c7fb6e019263d1a9a8d952cce39c0d283b7fe1ca400", kill_on_drop: false }`
[INFO] [stdout] fbc9edebefc548d2551d6c7fb6e019263d1a9a8d952cce39c0d283b7fe1ca400