[INFO] cloning repository https://github.com/Enet4/julia-bench-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Enet4/julia-bench-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnet4%2Fjulia-bench-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnet4%2Fjulia-bench-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06217050e2c08365879a231ab21f563e4f85c93b
[INFO] documenting Enet4/julia-bench-rs against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnet4%2Fjulia-bench-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Enet4/julia-bench-rs on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Enet4/julia-bench-rs
[INFO] finished tweaking git repo https://github.com/Enet4/julia-bench-rs
[INFO] tweaked toml for git repo https://github.com/Enet4/julia-bench-rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Enet4/julia-bench-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 158c007a725ea99d007da979ce3a4b29d1b36eacf0717524963dab5d2b57a450
[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" "158c007a725ea99d007da979ce3a4b29d1b36eacf0717524963dab5d2b57a450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "158c007a725ea99d007da979ce3a4b29d1b36eacf0717524963dab5d2b57a450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158c007a725ea99d007da979ce3a4b29d1b36eacf0717524963dab5d2b57a450", kill_on_drop: false }`
[INFO] [stdout] 158c007a725ea99d007da979ce3a4b29d1b36eacf0717524963dab5d2b57a450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd221ff8afffa0cfbaed2279cc99ca14bc4f77f37d0d635b0b6fe8827eaa0009
[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" "fd221ff8afffa0cfbaed2279cc99ca14bc4f77f37d0d635b0b6fe8827eaa0009", 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] [stderr]    Compiling openblas-src v0.5.6
[INFO] [stderr]    Compiling ndarray v0.11.2
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking mersenne_twister v1.1.1
[INFO] [stderr]     Checking blas-src v0.1.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]  Documenting julia-bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 `julia-bench`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name julia_bench src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern blas_src=/opt/rustwide/target/debug/deps/libblas_src-8da1129d11cf33a9.rmeta --extern cblas_sys=/opt/rustwide/target/debug/deps/libcblas_sys-1f87bd8417b3b5b9.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-a4e01d700bacbbb2.rmeta --extern mersenne_twister=/opt/rustwide/target/debug/deps/libmersenne_twister-a3cab3e121e04e22.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-d23284bc57122e86.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-7cb1c03917443d28.rmeta --extern openblas_src=/opt/rustwide/target/debug/deps/libopenblas_src-b57ec429c0c3c4aa.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-01097136fce75e79.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "fd221ff8afffa0cfbaed2279cc99ca14bc4f77f37d0d635b0b6fe8827eaa0009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd221ff8afffa0cfbaed2279cc99ca14bc4f77f37d0d635b0b6fe8827eaa0009", kill_on_drop: false }`
[INFO] [stdout] fd221ff8afffa0cfbaed2279cc99ca14bc4f77f37d0d635b0b6fe8827eaa0009