[INFO] cloning repository https://github.com/Astavie/fastnes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Astavie/fastnes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAstavie%2Ffastnes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAstavie%2Ffastnes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0892362b2c6b18710b135de589076ea5a412a17a
[INFO] documenting Astavie/fastnes 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%2FAstavie%2Ffastnes" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Astavie/fastnes
[INFO] finished tweaking git repo https://github.com/Astavie/fastnes
[INFO] tweaked toml for git repo https://github.com/Astavie/fastnes written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Astavie/fastnes 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/Astavie/fastnes 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]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_core v0.20.3
[INFO] [stderr]   Downloaded darling_macro v0.20.3
[INFO] [stderr]   Downloaded darling v0.20.3
[INFO] [stderr]   Downloaded enumset v1.1.2
[INFO] [stderr]   Downloaded enumset_derive v0.8.1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb2a5d260eb23336333bb723be26af498f77ccb3d99874858791bff11e978e7d
[INFO] running `Command { std: "docker" "start" "-a" "bb2a5d260eb23336333bb723be26af498f77ccb3d99874858791bff11e978e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb2a5d260eb23336333bb723be26af498f77ccb3d99874858791bff11e978e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2a5d260eb23336333bb723be26af498f77ccb3d99874858791bff11e978e7d", kill_on_drop: false }`
[INFO] [stdout] bb2a5d260eb23336333bb723be26af498f77ccb3d99874858791bff11e978e7d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/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] a11cef035bb4f5689bc4ed9da051fca33a4e87961f6cd7f40642a1cde3ebfc4a
[INFO] running `Command { std: "docker" "start" "-a" "a11cef035bb4f5689bc4ed9da051fca33a4e87961f6cd7f40642a1cde3ebfc4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]     Checking enumset v1.1.2
[INFO] [stderr]  Documenting fastnes 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `fastnes`
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a11cef035bb4f5689bc4ed9da051fca33a4e87961f6cd7f40642a1cde3ebfc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11cef035bb4f5689bc4ed9da051fca33a4e87961f6cd7f40642a1cde3ebfc4a", kill_on_drop: false }`
[INFO] [stdout] a11cef035bb4f5689bc4ed9da051fca33a4e87961f6cd7f40642a1cde3ebfc4a
