[INFO] cloning repository https://github.com/jetSett/Elliptic-curve-algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jetSett/Elliptic-curve-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjetSett%2FElliptic-curve-algorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjetSett%2FElliptic-curve-algorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e54dc3a7f9d18ce66923da74932dcd00757ad732 [INFO] documenting jetSett/Elliptic-curve-algorithms against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjetSett%2FElliptic-curve-algorithms" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jetSett/Elliptic-curve-algorithms on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jetSett/Elliptic-curve-algorithms [INFO] finished tweaking git repo https://github.com/jetSett/Elliptic-curve-algorithms [INFO] tweaked toml for git repo https://github.com/jetSett/Elliptic-curve-algorithms written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/jetSett/Elliptic-curve-algorithms already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_jitter v0.1.2 [INFO] [stderr] Downloaded rust-gmp v0.5.0 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14de14b112ff8dc160b24ed1a2ef5013a052c74a75f5a31c0bce63e348e409da [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "14de14b112ff8dc160b24ed1a2ef5013a052c74a75f5a31c0bce63e348e409da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14de14b112ff8dc160b24ed1a2ef5013a052c74a75f5a31c0bce63e348e409da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14de14b112ff8dc160b24ed1a2ef5013a052c74a75f5a31c0bce63e348e409da", kill_on_drop: false }` [INFO] [stdout] 14de14b112ff8dc160b24ed1a2ef5013a052c74a75f5a31c0bce63e348e409da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 74e6177b114ea4c70b8f31863b69f0ccf268feb2e698c79d7f386423b2d74124 [INFO] running `Command { std: "docker" "start" "-a" "74e6177b114ea4c70b8f31863b69f0ccf268feb2e698c79d7f386423b2d74124", kill_on_drop: false }` [INFO] [stderr] Checking rand_jitter v0.1.2 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking rust-gmp v0.5.0 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Documenting elliptic_curve_algorithms 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(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [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 document `elliptic_curve_algorithms` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name elliptic_curve_algorithms src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=65d235cb68f11f7d -L dependency=/opt/rustwide/target/debug/deps --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-ca1fbec95cce5b33.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ecddc6139422c0b2.rmeta --extern gmp=/opt/rustwide/target/debug/deps/libgmp-ff650ed932851540.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "74e6177b114ea4c70b8f31863b69f0ccf268feb2e698c79d7f386423b2d74124", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74e6177b114ea4c70b8f31863b69f0ccf268feb2e698c79d7f386423b2d74124", kill_on_drop: false }` [INFO] [stdout] 74e6177b114ea4c70b8f31863b69f0ccf268feb2e698c79d7f386423b2d74124