[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] testing Enet4/julia-bench-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnet4%2Fjulia-bench-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Enet4/julia-bench-rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/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-9/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcc9a2f5f2d5c82d8996756e76e8493cd066d581afded70aefe584e5aa8ffef7
[INFO] running `Command { std: "docker" "start" "-a" "dcc9a2f5f2d5c82d8996756e76e8493cd066d581afded70aefe584e5aa8ffef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcc9a2f5f2d5c82d8996756e76e8493cd066d581afded70aefe584e5aa8ffef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc9a2f5f2d5c82d8996756e76e8493cd066d581afded70aefe584e5aa8ffef7", kill_on_drop: false }`
[INFO] [stdout] dcc9a2f5f2d5c82d8996756e76e8493cd066d581afded70aefe584e5aa8ffef7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b914a7e50263e386e7e8587089037f31d25063f7b28b818b2957f3ed5b4c3cc
[INFO] running `Command { std: "docker" "start" "-a" "9b914a7e50263e386e7e8587089037f31d25063f7b28b818b2957f3ed5b4c3cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling openblas-src v0.5.6
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.11.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling blas-src v0.1.3
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling mersenne_twister v1.1.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling 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: 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 compile `julia-bench` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9b914a7e50263e386e7e8587089037f31d25063f7b28b818b2957f3ed5b4c3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b914a7e50263e386e7e8587089037f31d25063f7b28b818b2957f3ed5b4c3cc", kill_on_drop: false }`
[INFO] [stdout] 9b914a7e50263e386e7e8587089037f31d25063f7b28b818b2957f3ed5b4c3cc