[INFO] fetching crate nearest 0.4.5...
[INFO] testing nearest-0.4.5 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate nearest 0.4.5 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate nearest 0.4.5
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nearest 0.4.5
[INFO] tweaked toml for crates.io crate nearest 0.4.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nearest 0.4.5 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nearest 0.4.5 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.116
[INFO] [stderr]   Downloaded toml_parser v1.0.8+spec-1.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.108
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.108
[INFO] [stderr]   Downloaded target-triple v1.0.0
[INFO] [stderr]   Downloaded nearest-derive v0.3.5
[INFO] [stderr]   Downloaded quote v1.0.44
[INFO] [stderr]   Downloaded unicode-ident v1.0.23
[INFO] [stderr]   Downloaded toml v1.0.1+spec-1.1.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.108
[INFO] [stderr]   Downloaded js-sys v0.3.85
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.108
[INFO] [stderr]   Downloaded clap v4.5.58
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.39
[INFO] [stderr]   Downloaded bumpalo v3.19.1
[INFO] [stderr]   Downloaded clap_builder v4.5.58
[INFO] [stderr]   Downloaded syn v2.0.115
[INFO] [stderr]   Downloaded zerocopy v0.8.39
[INFO] [stderr]   Downloaded regex-syntax v0.8.9
[INFO] [stderr]   Downloaded web-sys v0.3.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4
[INFO] running `Command { std: "docker" "start" "caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling nearest-derive v0.3.5
[INFO] [stderr]    Compiling nearest v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> src/lib.rs:413:1
[INFO] [stdout]     |
[INFO] [stdout] 413 | #![feature(offset_of_enum)]
[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 `nearest` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4", kill_on_drop: false }`
[INFO] [stdout] caaf6f2f081cb933d6a98d58672153945d53b169bb1f1218bc70ca78c1479cd4
