[INFO] fetching crate hds 0.3.0...
[INFO] testing hds-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate hds 0.3.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate hds 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hds 0.3.0
[INFO] finished tweaking crates.io crate hds 0.3.0
[INFO] tweaked toml for crates.io crate hds 0.3.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2508e398bea5e589bbd5b10b895b47eef026d87495032b8ffb76b64dfc245a86
[INFO] running `Command { std: "docker" "start" "-a" "2508e398bea5e589bbd5b10b895b47eef026d87495032b8ffb76b64dfc245a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2508e398bea5e589bbd5b10b895b47eef026d87495032b8ffb76b64dfc245a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2508e398bea5e589bbd5b10b895b47eef026d87495032b8ffb76b64dfc245a86", kill_on_drop: false }`
[INFO] [stdout] 2508e398bea5e589bbd5b10b895b47eef026d87495032b8ffb76b64dfc245a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ead786fbdb7cb059d9e10c9b01766243295f2737d15225ea93a2c7bdfb62f41e
[INFO] running `Command { std: "docker" "start" "-a" "ead786fbdb7cb059d9e10c9b01766243295f2737d15225ea93a2c7bdfb62f41e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hds v0.3.0 (/opt/rustwide/workdir)
[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(
[INFO] [stdout] 3 | |     maybe_uninit_uninit_array,
[INFO] [stdout] 4 | |     maybe_uninit_array_assume_init,
[INFO] [stdout] 5 | |     const_fn_trait_bound
[INFO] [stdout] 6 | | )]
[INFO] [stdout]   | |__^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `const_fn_trait_bound` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_fn_trait_bound` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     const_fn_trait_bound
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     maybe_uninit_uninit_array,
[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:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     maybe_uninit_array_assume_init,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hds` due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "ead786fbdb7cb059d9e10c9b01766243295f2737d15225ea93a2c7bdfb62f41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead786fbdb7cb059d9e10c9b01766243295f2737d15225ea93a2c7bdfb62f41e", kill_on_drop: false }`
[INFO] [stdout] ead786fbdb7cb059d9e10c9b01766243295f2737d15225ea93a2c7bdfb62f41e