[INFO] fetching crate dyn-slice 3.2.0-alpha.2...
[INFO] testing dyn-slice-3.2.0-alpha.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate dyn-slice 3.2.0-alpha.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate dyn-slice 3.2.0-alpha.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dyn-slice 3.2.0-alpha.2
[INFO] finished tweaking crates.io crate dyn-slice 3.2.0-alpha.2
[INFO] tweaked toml for crates.io crate dyn-slice 3.2.0-alpha.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate dyn-slice 3.2.0-alpha.2 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.85
[INFO] [stderr]   Downloaded basic-toml v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 145fd5ea48ff27a3a1fb3bae76e887ad9b91e3352069dd316496c83f5ca7ad66
[INFO] running `Command { std: "docker" "start" "-a" "145fd5ea48ff27a3a1fb3bae76e887ad9b91e3352069dd316496c83f5ca7ad66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "145fd5ea48ff27a3a1fb3bae76e887ad9b91e3352069dd316496c83f5ca7ad66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145fd5ea48ff27a3a1fb3bae76e887ad9b91e3352069dd316496c83f5ca7ad66", kill_on_drop: false }`
[INFO] [stdout] 145fd5ea48ff27a3a1fb3bae76e887ad9b91e3352069dd316496c83f5ca7ad66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbf3ab3e2e500269026a8b8bf5ccc19826b58e31c7ccced0c211c04214d915ac
[INFO] running `Command { std: "docker" "start" "-a" "cbf3ab3e2e500269026a8b8bf5ccc19826b58e31c7ccced0c211c04214d915ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyn-slice v3.2.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(ptr_metadata, pointer_byte_offsets)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib/lib.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(ptr_metadata, pointer_byte_offsets)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `pointer_byte_offsets` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> lib/lib.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(ptr_metadata, pointer_byte_offsets)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `dyn-slice` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "cbf3ab3e2e500269026a8b8bf5ccc19826b58e31c7ccced0c211c04214d915ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf3ab3e2e500269026a8b8bf5ccc19826b58e31c7ccced0c211c04214d915ac", kill_on_drop: false }`
[INFO] [stdout] cbf3ab3e2e500269026a8b8bf5ccc19826b58e31c7ccced0c211c04214d915ac
[INFO] testing dyn-slice-3.2.0-alpha.2 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate dyn-slice 3.2.0-alpha.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate dyn-slice 3.2.0-alpha.2 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dyn-slice 3.2.0-alpha.2
[INFO] finished tweaking crates.io crate dyn-slice 3.2.0-alpha.2
[INFO] tweaked toml for crates.io crate dyn-slice 3.2.0-alpha.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate dyn-slice 3.2.0-alpha.2 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8582c405267106db4d72f12be5543c45f5e125ceb4705fdd7f3877756b7fbea7
[INFO] running `Command { std: "docker" "start" "-a" "8582c405267106db4d72f12be5543c45f5e125ceb4705fdd7f3877756b7fbea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8582c405267106db4d72f12be5543c45f5e125ceb4705fdd7f3877756b7fbea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8582c405267106db4d72f12be5543c45f5e125ceb4705fdd7f3877756b7fbea7", kill_on_drop: false }`
[INFO] [stdout] 8582c405267106db4d72f12be5543c45f5e125ceb4705fdd7f3877756b7fbea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3abac8002d0cd7920828847f81abba3e632e8d867c422776dedf8e724fe70402
[INFO] running `Command { std: "docker" "start" "-a" "3abac8002d0cd7920828847f81abba3e632e8d867c422776dedf8e724fe70402", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyn-slice v3.2.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> lib/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(ptr_metadata, pointer_byte_offsets)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> lib/lib.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(ptr_metadata, pointer_byte_offsets)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `pointer_byte_offsets` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> lib/lib.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(ptr_metadata, pointer_byte_offsets)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `dyn-slice` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "3abac8002d0cd7920828847f81abba3e632e8d867c422776dedf8e724fe70402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abac8002d0cd7920828847f81abba3e632e8d867c422776dedf8e724fe70402", kill_on_drop: false }`
[INFO] [stdout] 3abac8002d0cd7920828847f81abba3e632e8d867c422776dedf8e724fe70402
