[INFO] fetching crate quotient-set 0.4.3...
[INFO] testing quotient-set-0.4.3 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate quotient-set 0.4.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate quotient-set 0.4.3
[INFO] finished tweaking crates.io crate quotient-set 0.4.3
[INFO] tweaked toml for crates.io crate quotient-set 0.4.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quotient-set 0.4.3 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 quotient-set 0.4.3 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]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.23
[INFO] [stderr]   Downloaded zmij v1.0.20
[INFO] [stderr]   Downloaded anyhow v1.0.101
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.39
[INFO] [stderr]   Downloaded proptest v1.10.0
[INFO] [stderr]   Downloaded zerocopy v0.8.39
[INFO] [stderr]   Downloaded regex-syntax v0.8.9
[INFO] [stderr]   Downloaded libc v0.2.181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786
[INFO] running `Command { std: "docker" "start" "c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786", 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" "c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786" "/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" "c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786", 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" "c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling quotient-set v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected a trait, found type
[INFO] [stdout]   --> src/index.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl<const CHUNK_SIZE: usize> const core::convert::TryFrom<(usize, usize)>
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected a trait, found type
[INFO] [stdout]   --> src/slot.rs:16:31
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<const CHUNK_SIZE: usize> const core::convert::AsRef<u8> for SlotIndex<CHUNK_SIZE> {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_trait_impl)]
[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 `quotient-set` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786", kill_on_drop: false }`
[INFO] [stdout] c9d642c96d56c79615768887950d421895e5911456a4038cc63c62dd81a91786
