[INFO] fetching crate aren_alloc 0.3.0...
[INFO] testing aren_alloc-0.3.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate aren_alloc 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate aren_alloc 0.3.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aren_alloc 0.3.0
[INFO] finished tweaking crates.io crate aren_alloc 0.3.0
[INFO] tweaked toml for crates.io crate aren_alloc 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dd2d9e1c0e97fc9bdba080b543750005980dc94004d4bd8565e569ea5dab743
[INFO] running `Command { std: "docker" "start" "-a" "6dd2d9e1c0e97fc9bdba080b543750005980dc94004d4bd8565e569ea5dab743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dd2d9e1c0e97fc9bdba080b543750005980dc94004d4bd8565e569ea5dab743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd2d9e1c0e97fc9bdba080b543750005980dc94004d4bd8565e569ea5dab743", kill_on_drop: false }`
[INFO] [stdout] 6dd2d9e1c0e97fc9bdba080b543750005980dc94004d4bd8565e569ea5dab743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4c88ad8e52cbea2138d85427eb400eceb403acc213cb742b23f62a897e91821
[INFO] running `Command { std: "docker" "start" "-a" "b4c88ad8e52cbea2138d85427eb400eceb403acc213cb742b23f62a897e91821", kill_on_drop: false }`
[INFO] [stderr]    Compiling aren_alloc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(coerce_unsized)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![feature(unsize)]
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aren_alloc` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "b4c88ad8e52cbea2138d85427eb400eceb403acc213cb742b23f62a897e91821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c88ad8e52cbea2138d85427eb400eceb403acc213cb742b23f62a897e91821", kill_on_drop: false }`
[INFO] [stdout] b4c88ad8e52cbea2138d85427eb400eceb403acc213cb742b23f62a897e91821
[INFO] testing aren_alloc-0.3.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate aren_alloc 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate aren_alloc 0.3.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aren_alloc 0.3.0
[INFO] finished tweaking crates.io crate aren_alloc 0.3.0
[INFO] tweaked toml for crates.io crate aren_alloc 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b18274c457b469e318c4c0038f3d2d82d8f0f1db63ac46261f253253c5f863d3
[INFO] running `Command { std: "docker" "start" "-a" "b18274c457b469e318c4c0038f3d2d82d8f0f1db63ac46261f253253c5f863d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18274c457b469e318c4c0038f3d2d82d8f0f1db63ac46261f253253c5f863d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18274c457b469e318c4c0038f3d2d82d8f0f1db63ac46261f253253c5f863d3", kill_on_drop: false }`
[INFO] [stdout] b18274c457b469e318c4c0038f3d2d82d8f0f1db63ac46261f253253c5f863d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56c4862c1ed7b4dbe8e7c7bb551f79765534dc8e5013702a0d84467fa1bbde59
[INFO] running `Command { std: "docker" "start" "-a" "56c4862c1ed7b4dbe8e7c7bb551f79765534dc8e5013702a0d84467fa1bbde59", kill_on_drop: false }`
[INFO] [stderr]    Compiling aren_alloc 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:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(coerce_unsized)]
[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:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![feature(unsize)]
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aren_alloc` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "56c4862c1ed7b4dbe8e7c7bb551f79765534dc8e5013702a0d84467fa1bbde59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c4862c1ed7b4dbe8e7c7bb551f79765534dc8e5013702a0d84467fa1bbde59", kill_on_drop: false }`
[INFO] [stdout] 56c4862c1ed7b4dbe8e7c7bb551f79765534dc8e5013702a0d84467fa1bbde59
