[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] 7c719b715d1a14aca48d93c0348f04bd7f6c1393
[INFO] documenting Enet4/julia-bench-rs 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%2FEnet4%2Fjulia-bench-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Enet4/julia-bench-rs 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] removed /workspace/builds/worker-12/source/rust-toolchain
[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-12/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" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blas-src v0.1.3
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded mersenne_twister v1.1.1
[INFO] [stderr]   Downloaded cblas v0.1.5
[INFO] [stderr]   Downloaded ndarray v0.11.2
[INFO] [stderr]   Downloaded openblas-src v0.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e9a12c645c054fce3f21778324e6025ce32e13b4f3daad121b9c5e86f4976e66
[INFO] running `Command { std: "docker" "start" "-a" "e9a12c645c054fce3f21778324e6025ce32e13b4f3daad121b9c5e86f4976e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9a12c645c054fce3f21778324e6025ce32e13b4f3daad121b9c5e86f4976e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a12c645c054fce3f21778324e6025ce32e13b4f3daad121b9c5e86f4976e66", kill_on_drop: false }`
[INFO] [stdout] e9a12c645c054fce3f21778324e6025ce32e13b4f3daad121b9c5e86f4976e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ba5b32a8a8adc3a7d7cfc643366b77d00d0bc1bb8c91535607b02e22341d5f66
[INFO] running `Command { std: "docker" "start" "-a" "ba5b32a8a8adc3a7d7cfc643366b77d00d0bc1bb8c91535607b02e22341d5f66", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking libc v0.2.40
[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 rand v0.4.2
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking blas-src v0.1.3
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking mersenne_twister v1.1.1
[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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[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,artifacts,future-incompat --document-private-items -C metadata=070cd8faf3eb78e1 -L dependency=/opt/rustwide/target/debug/deps --extern blas_src=/opt/rustwide/target/debug/deps/libblas_src-b5650be09a282435.rmeta --extern cblas_sys=/opt/rustwide/target/debug/deps/libcblas_sys-22e6cca04d2193df.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbf1f9498597da2f.rmeta --extern mersenne_twister=/opt/rustwide/target/debug/deps/libmersenne_twister-56ed16fdbae56fa6.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-5028666a44db0775.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-40d04d8b1dd83366.rmeta --extern openblas_src=/opt/rustwide/target/debug/deps/libopenblas_src-61d42f447a559927.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-84ff5a99cda5be68.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ba5b32a8a8adc3a7d7cfc643366b77d00d0bc1bb8c91535607b02e22341d5f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5b32a8a8adc3a7d7cfc643366b77d00d0bc1bb8c91535607b02e22341d5f66", kill_on_drop: false }`
[INFO] [stdout] ba5b32a8a8adc3a7d7cfc643366b77d00d0bc1bb8c91535607b02e22341d5f66