[INFO] fetching crate dst 0.1.0...
[INFO] documenting dst-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate dst 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate dst 0.1.0 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 dst 0.1.0
[INFO] finished tweaking crates.io crate dst 0.1.0
[INFO] tweaked toml for crates.io crate dst 0.1.0 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" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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 fn-fixture v1.0.2
[INFO] [stderr]   Downloaded fn-fixture-lib v1.0.2
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f0e7449e02a5c527c09e4149d53870c24bfe84d1a53b9987fbc4a5dd48a86e3
[INFO] running `Command { std: "docker" "start" "-a" "6f0e7449e02a5c527c09e4149d53870c24bfe84d1a53b9987fbc4a5dd48a86e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f0e7449e02a5c527c09e4149d53870c24bfe84d1a53b9987fbc4a5dd48a86e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0e7449e02a5c527c09e4149d53870c24bfe84d1a53b9987fbc4a5dd48a86e3", kill_on_drop: false }`
[INFO] [stdout] 6f0e7449e02a5c527c09e4149d53870c24bfe84d1a53b9987fbc4a5dd48a86e3
[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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4044f291f3760eeab18b63400993800528ce8b6b714ea66bc4edea28336cb9b8
[INFO] running `Command { std: "docker" "start" "-a" "4044f291f3760eeab18b63400993800528ce8b6b714ea66bc4edea28336cb9b8", kill_on_drop: false }`
[INFO] [stderr]  Documenting dst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(not(feature = "undefined_behavior"), feature(layout_for_ptr))]
[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:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 |   #![cfg_attr(feature = "unstable", feature(
[INFO] [stdout]   |  ___________________________________^
[INFO] [stdout] 4 | |     const_raw_ptr_deref,
[INFO] [stdout] 5 | |     const_mut_refs,
[INFO] [stdout] 6 | |     const_align_of_val_raw,
[INFO] [stdout] 7 | |     const_size_of_val_raw,
[INFO] [stdout] 8 | |     const_slice_from_raw_parts,
[INFO] [stdout] 9 | | ))]
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `const_raw_ptr_deref` has been stable since `1.58.0` and no longer requires an attribute to enable
[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 document `dst`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name dst src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="unstable"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b3542c673f836d3b -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "4044f291f3760eeab18b63400993800528ce8b6b714ea66bc4edea28336cb9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4044f291f3760eeab18b63400993800528ce8b6b714ea66bc4edea28336cb9b8", kill_on_drop: false }`
[INFO] [stdout] 4044f291f3760eeab18b63400993800528ce8b6b714ea66bc4edea28336cb9b8
[INFO] documenting dst-0.1.0 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate dst 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate dst 0.1.0 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 dst 0.1.0
[INFO] finished tweaking crates.io crate dst 0.1.0
[INFO] tweaked toml for crates.io crate dst 0.1.0 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-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d7eb5839f168b1f9cc6a264579f8586f86056907e54393318254383d8116cb0
[INFO] running `Command { std: "docker" "start" "-a" "9d7eb5839f168b1f9cc6a264579f8586f86056907e54393318254383d8116cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d7eb5839f168b1f9cc6a264579f8586f86056907e54393318254383d8116cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7eb5839f168b1f9cc6a264579f8586f86056907e54393318254383d8116cb0", kill_on_drop: false }`
[INFO] [stdout] 9d7eb5839f168b1f9cc6a264579f8586f86056907e54393318254383d8116cb0
[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-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c1bac1e150e1425d19d4327c1cc0cba02da5b86160f477190a7696dfd4461b7
[INFO] running `Command { std: "docker" "start" "-a" "8c1bac1e150e1425d19d4327c1cc0cba02da5b86160f477190a7696dfd4461b7", kill_on_drop: false }`
[INFO] [stderr]  Documenting dst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(not(feature = "undefined_behavior"), feature(layout_for_ptr))]
[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:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 |   #![cfg_attr(feature = "unstable", feature(
[INFO] [stdout]   |  ___________________________________^
[INFO] [stdout] 4 | |     const_raw_ptr_deref,
[INFO] [stdout] 5 | |     const_mut_refs,
[INFO] [stdout] 6 | |     const_align_of_val_raw,
[INFO] [stdout] 7 | |     const_size_of_val_raw,
[INFO] [stdout] 8 | |     const_slice_from_raw_parts,
[INFO] [stdout] 9 | | ))]
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `const_raw_ptr_deref` has been stable since `1.58.0` and no longer requires an attribute to enable
[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 document `dst`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name dst src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="unstable"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c3c6e7b79da78cad -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8c1bac1e150e1425d19d4327c1cc0cba02da5b86160f477190a7696dfd4461b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1bac1e150e1425d19d4327c1cc0cba02da5b86160f477190a7696dfd4461b7", kill_on_drop: false }`
[INFO] [stdout] 8c1bac1e150e1425d19d4327c1cc0cba02da5b86160f477190a7696dfd4461b7
