[INFO] cloning repository https://github.com/misterjoshua/eqmaps
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/misterjoshua/eqmaps" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmisterjoshua%2Feqmaps", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmisterjoshua%2Feqmaps'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4216fa6375735b8f3969c003c9904bf0bbd5a7b
[INFO] testing misterjoshua/eqmaps against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmisterjoshua%2Feqmaps" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/misterjoshua/eqmaps
[INFO] finished tweaking git repo https://github.com/misterjoshua/eqmaps
[INFO] tweaked toml for git repo https://github.com/misterjoshua/eqmaps written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/misterjoshua/eqmaps on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/misterjoshua/eqmaps 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e6d79798b7275c022f24c10f2d7364874d8950d5c2db96ac48f3b452124a839
[INFO] running `Command { std: "docker" "start" "-a" "2e6d79798b7275c022f24c10f2d7364874d8950d5c2db96ac48f3b452124a839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e6d79798b7275c022f24c10f2d7364874d8950d5c2db96ac48f3b452124a839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6d79798b7275c022f24c10f2d7364874d8950d5c2db96ac48f3b452124a839", kill_on_drop: false }`
[INFO] [stdout] 2e6d79798b7275c022f24c10f2d7364874d8950d5c2db96ac48f3b452124a839
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd22a88b45ce0eb7b1df9b3e44afe95eecfa822f085e2427f5eb49bda4d3480c
[INFO] running `Command { std: "docker" "start" "-a" "bd22a88b45ce0eb7b1df9b3e44afe95eecfa822f085e2427f5eb49bda4d3480c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[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 log v0.4.17
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling unicode-general-category v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling unicode-script v0.5.4
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling unicode-ccc v0.1.2
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling data-url v0.1.1
[INFO] [stderr]    Compiling safe_arch v0.5.2
[INFO] [stderr]    Compiling rgb v0.8.33
[INFO] [stderr]    Compiling simplecss v0.2.1
[INFO] [stderr]    Compiling roxmltree v0.14.1
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling kurbo v0.8.3
[INFO] [stderr]    Compiling svgtypes v0.8.1
[INFO] [stderr]    Compiling tokio v1.21.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling rctree v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling memmap2 v0.5.7
[INFO] [stderr]    Compiling fontconfig-parser v0.5.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling anyhow v1.0.63
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling svgfilters v0.4.0
[INFO] [stderr]    Compiling fontdb v0.9.1
[INFO] [stderr]    Compiling rustybuzz v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling tiny-skia v0.6.6
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling jpeg-decoder v0.2.6
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling usvg v0.23.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling resvg v0.23.0
[INFO] [stderr]    Compiling clap v3.2.20
[INFO] [stderr]    Compiling eq-maps v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(assert_matches)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `let_else` has been stable since `1.65.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_else` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(let_else)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `assert_matches` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(assert_matches)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `once_cell` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(once_cell)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eq-maps` (lib) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bd22a88b45ce0eb7b1df9b3e44afe95eecfa822f085e2427f5eb49bda4d3480c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd22a88b45ce0eb7b1df9b3e44afe95eecfa822f085e2427f5eb49bda4d3480c", kill_on_drop: false }`
[INFO] [stdout] bd22a88b45ce0eb7b1df9b3e44afe95eecfa822f085e2427f5eb49bda4d3480c
