[INFO] fetching crate miny 1.0.0...
[INFO] testing miny-1.0.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate miny 1.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate miny 1.0.0 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] started tweaking crates.io crate miny 1.0.0
[INFO] finished tweaking crates.io crate miny 1.0.0
[INFO] tweaked toml for crates.io crate miny 1.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 52e25a1c0f25b77ca8b887f6cafbb4568ff8888d2af7907c44fd940f58aa7d7d
[INFO] running `Command { std: "docker" "start" "-a" "52e25a1c0f25b77ca8b887f6cafbb4568ff8888d2af7907c44fd940f58aa7d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52e25a1c0f25b77ca8b887f6cafbb4568ff8888d2af7907c44fd940f58aa7d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e25a1c0f25b77ca8b887f6cafbb4568ff8888d2af7907c44fd940f58aa7d7d", kill_on_drop: false }`
[INFO] [stdout] 52e25a1c0f25b77ca8b887f6cafbb4568ff8888d2af7907c44fd940f58aa7d7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c2284401b139b9817d5d9f60844ca8f50f291ecedf537df7effbbc5855501571
[INFO] running `Command { std: "docker" "start" "-a" "c2284401b139b9817d5d9f60844ca8f50f291ecedf537df7effbbc5855501571", kill_on_drop: false }`
[INFO] [stderr]    Compiling miny v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | #![feature(ptr_metadata, layout_for_ptr, unsize)]
[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:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 | #![feature(ptr_metadata, layout_for_ptr, unsize)]
[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:52:42
[INFO] [stdout]    |
[INFO] [stdout] 52 | #![feature(ptr_metadata, layout_for_ptr, unsize)]
[INFO] [stdout]    |                                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `miny` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c2284401b139b9817d5d9f60844ca8f50f291ecedf537df7effbbc5855501571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2284401b139b9817d5d9f60844ca8f50f291ecedf537df7effbbc5855501571", kill_on_drop: false }`
[INFO] [stdout] c2284401b139b9817d5d9f60844ca8f50f291ecedf537df7effbbc5855501571
[INFO] testing miny-1.0.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate miny 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate miny 1.0.0 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] started tweaking crates.io crate miny 1.0.0
[INFO] finished tweaking crates.io crate miny 1.0.0
[INFO] tweaked toml for crates.io crate miny 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e80ee90cdd1596b36948f2db906b0bf7ab7d04b1bef0cb9d61b6d88eb7ed7901
[INFO] running `Command { std: "docker" "start" "-a" "e80ee90cdd1596b36948f2db906b0bf7ab7d04b1bef0cb9d61b6d88eb7ed7901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e80ee90cdd1596b36948f2db906b0bf7ab7d04b1bef0cb9d61b6d88eb7ed7901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80ee90cdd1596b36948f2db906b0bf7ab7d04b1bef0cb9d61b6d88eb7ed7901", kill_on_drop: false }`
[INFO] [stdout] e80ee90cdd1596b36948f2db906b0bf7ab7d04b1bef0cb9d61b6d88eb7ed7901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 639724e8592855546326d7d1605e25bc3819250658065b3c58700504bed40fb6
[INFO] running `Command { std: "docker" "start" "-a" "639724e8592855546326d7d1605e25bc3819250658065b3c58700504bed40fb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling miny v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | #![feature(ptr_metadata, layout_for_ptr, unsize)]
[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:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 | #![feature(ptr_metadata, layout_for_ptr, unsize)]
[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:52:42
[INFO] [stdout]    |
[INFO] [stdout] 52 | #![feature(ptr_metadata, layout_for_ptr, unsize)]
[INFO] [stdout]    |                                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `miny` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "639724e8592855546326d7d1605e25bc3819250658065b3c58700504bed40fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "639724e8592855546326d7d1605e25bc3819250658065b3c58700504bed40fb6", kill_on_drop: false }`
[INFO] [stdout] 639724e8592855546326d7d1605e25bc3819250658065b3c58700504bed40fb6
