[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 beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjetSett%2FElliptic-curve-algorithms" "/workspace/builds/worker-109/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jetSett/Elliptic-curve-algorithms on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-109/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" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9fa7e63e806eb30c49e99478412e1f936d79e4997d5d68e3a68e0a3a89af057
[INFO] running `Command { std: "docker" "start" "-a" "a9fa7e63e806eb30c49e99478412e1f936d79e4997d5d68e3a68e0a3a89af057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9fa7e63e806eb30c49e99478412e1f936d79e4997d5d68e3a68e0a3a89af057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9fa7e63e806eb30c49e99478412e1f936d79e4997d5d68e3a68e0a3a89af057", kill_on_drop: false }`
[INFO] [stdout] a9fa7e63e806eb30c49e99478412e1f936d79e4997d5d68e3a68e0a3a89af057
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 323c3391e8fa850a5d8e80dacdb6d1f556c2d01827d6fbd32a42e570a0e489f5
[INFO] running `Command { std: "docker" "start" "-a" "323c3391e8fa850a5d8e80dacdb6d1f556c2d01827d6fbd32a42e570a0e489f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking rust-gmp v0.5.0
[INFO] [stderr]  Documenting elliptic_curve_algorithms 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 `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 --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-adfa2e8dc5b33bd1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-bd57d8980a79721f.rmeta --extern gmp=/opt/rustwide/target/debug/deps/libgmp-eb9a3b4916592b25.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "323c3391e8fa850a5d8e80dacdb6d1f556c2d01827d6fbd32a42e570a0e489f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323c3391e8fa850a5d8e80dacdb6d1f556c2d01827d6fbd32a42e570a0e489f5", kill_on_drop: false }`
[INFO] [stdout] 323c3391e8fa850a5d8e80dacdb6d1f556c2d01827d6fbd32a42e570a0e489f5
