[INFO] cloning repository https://github.com/AscendingCreations/mmap_bytey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AscendingCreations/mmap_bytey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAscendingCreations%2Fmmap_bytey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAscendingCreations%2Fmmap_bytey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee92ca0140ee8fa5ad791a1f99150d862ce1495d
[INFO] documenting AscendingCreations/mmap_bytey against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAscendingCreations%2Fmmap_bytey" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AscendingCreations/mmap_bytey
[INFO] finished tweaking git repo https://github.com/AscendingCreations/mmap_bytey
[INFO] tweaked toml for git repo https://github.com/AscendingCreations/mmap_bytey written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AscendingCreations/mmap_bytey on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AscendingCreations/mmap_bytey 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysctl v0.5.5
[INFO] [stderr]   Downloaded mmap-rs v0.6.1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 973334a642e312440621ab8fc0697e4c75084d0915ad561c02ede5c4e3ae02cd
[INFO] running `Command { std: "docker" "start" "-a" "973334a642e312440621ab8fc0697e4c75084d0915ad561c02ede5c4e3ae02cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "973334a642e312440621ab8fc0697e4c75084d0915ad561c02ede5c4e3ae02cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973334a642e312440621ab8fc0697e4c75084d0915ad561c02ede5c4e3ae02cd", kill_on_drop: false }`
[INFO] [stdout] 973334a642e312440621ab8fc0697e4c75084d0915ad561c02ede5c4e3ae02cd
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 088de3947c8271a0848f1663f3c7348521729074ed60fce93bc1c73e3c6bd90a
[INFO] running `Command { std: "docker" "start" "-a" "088de3947c8271a0848f1663f3c7348521729074ed60fce93bc1c73e3c6bd90a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking intrusive-collections v0.9.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling mmap_bytey_derive v0.2.0 (/opt/rustwide/workdir/mmap_bytey_derive)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> mmap_bytey_derive/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mmap_bytey_derive` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "088de3947c8271a0848f1663f3c7348521729074ed60fce93bc1c73e3c6bd90a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088de3947c8271a0848f1663f3c7348521729074ed60fce93bc1c73e3c6bd90a", kill_on_drop: false }`
[INFO] [stdout] 088de3947c8271a0848f1663f3c7348521729074ed60fce93bc1c73e3c6bd90a
