[INFO] fetching crate tcbscans 0.1.0...
[INFO] testing tcbscans-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tcbscans 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate tcbscans 0.1.0
[INFO] finished tweaking crates.io crate tcbscans 0.1.0
[INFO] tweaked toml for crates.io crate tcbscans 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcbscans 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tcbscans 0.1.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a73c26647692ab14869877317a50de58f916966b5d34f6341753f44ac4e6e9b
[INFO] running `Command { std: "docker" "start" "-a" "5a73c26647692ab14869877317a50de58f916966b5d34f6341753f44ac4e6e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a73c26647692ab14869877317a50de58f916966b5d34f6341753f44ac4e6e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a73c26647692ab14869877317a50de58f916966b5d34f6341753f44ac4e6e9b", kill_on_drop: false }`
[INFO] [stdout] 5a73c26647692ab14869877317a50de58f916966b5d34f6341753f44ac4e6e9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb9df822bc1773af6cdf670a564dd489f367c5ee9ffdc3f857760f9dc6e16731
[INFO] running `Command { std: "docker" "start" "-a" "fb9df822bc1773af6cdf670a564dd489f367c5ee9ffdc3f857760f9dc6e16731", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling crossbeam-utils v0.8.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling rgb v0.8.32
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling fallible_collections v0.4.4
[INFO] [stderr]    Compiling minreq v2.6.0
[INFO] [stderr]    Compiling clap_lex v0.2.2
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling lodepng v3.6.2
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling clap_derive v3.2.4
[INFO] [stderr]    Compiling imagequant v4.0.0
[INFO] [stderr]    Compiling webpki-roots v0.22.3
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stdout] error[E0277]: `SeaCow<'_, rgb::RGBA<u8>>` cannot be shared between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/imagequant-4.0.0/src/remap.rs:58:81
[INFO] [stdout]     |
[INFO] [stdout]  58 |       let remapping_error = output_pixels.rows_mut().enumerate().par_bridge().map(|(row, output_pixels_row)| {
[INFO] [stdout]     |                                                                               --- ^-------------------------
[INFO] [stdout]     |                                                                               |   |
[INFO] [stdout]     |  _____________________________________________________________________________|___within this `{closure@remap.rs:58:81}`
[INFO] [stdout]     | |                                                                             |
[INFO] [stdout]     | |                                                                             required by a bound introduced by this call
[INFO] [stdout]  59 | |         let mut remapping_error = 0.;
[INFO] [stdout]  60 | |         let tls_res = match tls.get_or_try(per_thread_buffers) {
[INFO] [stdout]  61 | |             Ok(res) => res,
[INFO] [stdout] ...   |
[INFO] [stdout]  88 | |         remapping_error
[INFO] [stdout]  89 | |     })
[INFO] [stdout]     | |_____^ `SeaCow<'_, rgb::RGBA<u8>>` cannot be shared between threads safely
[INFO] [stdout]     |
[INFO] [stdout] help: within `{closure@remap.rs:58:81}`, the trait `Sync` is not implemented for `SeaCow<'_, rgb::RGBA<u8>>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/imagequant-4.0.0/src/seacow.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout]   5 | pub struct SeaCow<'a, T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the trait `Sync` is implemented for `SeaCow<'_, *const T>`
[INFO] [stdout] note: required because it appears within the type `Option<SeaCow<'_, rgb::RGBA<u8>>>`
[INFO] [stdout]    --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/option.rs:594:10
[INFO] [stdout] note: required because it appears within the type `PixelsSource<'_, '_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/imagequant-4.0.0/src/rows.rs:11:17
[INFO] [stdout]     |
[INFO] [stdout]  11 | pub(crate) enum PixelsSource<'pixels, 'rows> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] note: required because it appears within the type `DynamicRows<'_, '_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/imagequant-4.0.0/src/rows.rs:18:19
[INFO] [stdout]     |
[INFO] [stdout]  18 | pub(crate) struct DynamicRows<'pixels, 'rows> {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout]     = note: required because it appears within the type `&DynamicRows<'_, '_>`
[INFO] [stdout] note: required because it appears within the type `DynamicRowsIter<'_, '_, '_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/imagequant-4.0.0/src/rows.rs:26:19
[INFO] [stdout]     |
[INFO] [stdout]  26 | pub(crate) struct DynamicRowsIter<'parent, 'pixels, 'rows> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: required because it appears within the type `&DynamicRowsIter<'_, '_, '_>`
[INFO] [stdout] note: required because it's used within this closure
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/imagequant-4.0.0/src/remap.rs:58:81
[INFO] [stdout]     |
[INFO] [stdout]  58 |     let remapping_error = output_pixels.rows_mut().enumerate().par_bridge().map(|(row, output_pixels_row)| {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required by a bound in `rayon::iter::ParallelIterator::map`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rayon-1.5.3/src/iter/mod.rs:586:34
[INFO] [stdout]     |
[INFO] [stdout] 584 |     fn map<F, R>(self, map_op: F) -> Map<Self, F>
[INFO] [stdout]     |        --- required by a bound in this associated function
[INFO] [stdout] 585 |     where
[INFO] [stdout] 586 |         F: Fn(Self::Item) -> R + Sync + Send,
[INFO] [stdout]     |                                  ^^^^ required by this bound in `ParallelIterator::map`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/imagequant-eaf38060a39b75ce.long-type-18417535704233839399.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `imagequant` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fb9df822bc1773af6cdf670a564dd489f367c5ee9ffdc3f857760f9dc6e16731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9df822bc1773af6cdf670a564dd489f367c5ee9ffdc3f857760f9dc6e16731", kill_on_drop: false }`
[INFO] [stdout] fb9df822bc1773af6cdf670a564dd489f367c5ee9ffdc3f857760f9dc6e16731
