[INFO] fetching crate hsc 0.1.8...
[INFO] testing hsc-0.1.8 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate hsc 0.1.8 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate hsc 0.1.8
[INFO] finished tweaking crates.io crate hsc 0.1.8
[INFO] tweaked toml for crates.io crate hsc 0.1.8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hsc 0.1.8 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hsc 0.1.8 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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] 31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3
[INFO] running `Command { std: "docker" "start" "31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3", 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" "31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3", 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" "31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling static_init_macro v1.0.2
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cc v1.1.30
[INFO] [stderr]    Compiling static_init v1.0.3
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling current_platform v0.2.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling const-str v0.5.7
[INFO] [stderr]    Compiling cget v0.1.5
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling aok v0.1.15
[INFO] [stderr]    Compiling clap_builder v4.5.20
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling blake3 v1.5.4
[INFO] [stderr]    Compiling pipe v0.4.0
[INFO] [stderr]    Compiling clap v4.5.20
[INFO] [stderr]    Compiling cmdv v0.1.11
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling xerr v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling genv v0.1.15
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ed25519-dalek v2.1.1
[INFO] [stderr]    Compiling ifs v0.1.44
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ifs-0.1.44/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[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 `ifs` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3", kill_on_drop: false }`
[INFO] [stdout] 31c0e4c1e3e28096d257799c7169d031d4238c3a0fc4a73e9dd0ea65353e75e3
