[INFO] cloning repository https://github.com/HiruNya/example_vn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HiruNya/example_vn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHiruNya%2Fexample_vn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHiruNya%2Fexample_vn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a7dbf85181f11f6d2500ea946b483d3b534bb64
[INFO] testing HiruNya/example_vn against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHiruNya%2Fexample_vn" "/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/HiruNya/example_vn on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HiruNya/example_vn
[INFO] finished tweaking git repo https://github.com/HiruNya/example_vn
[INFO] tweaked toml for git repo https://github.com/HiruNya/example_vn written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/HiruNya/example_vn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/HiruNya/gobu`
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/HiruNya/gobu`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c036b67b12bbedbdc7de640a26632719ab133304a2c2572807ab21bbfd7c96c7
[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" "c036b67b12bbedbdc7de640a26632719ab133304a2c2572807ab21bbfd7c96c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c036b67b12bbedbdc7de640a26632719ab133304a2c2572807ab21bbfd7c96c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c036b67b12bbedbdc7de640a26632719ab133304a2c2572807ab21bbfd7c96c7", kill_on_drop: false }`
[INFO] [stdout] c036b67b12bbedbdc7de640a26632719ab133304a2c2572807ab21bbfd7c96c7
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 416ee8a52faebd911905d439b714781d141447fd2edebe6afbfff6e2158411a6
[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" "416ee8a52faebd911905d439b714781d141447fd2edebe6afbfff6e2158411a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ttf-parser v0.8.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling xi-unicode v0.2.1
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling seahash v3.0.7
[INFO] [stderr]    Compiling claxon v0.3.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling pistoncore-input v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling minimp3 v0.3.5
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling cpal v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling piston2d-graphics v0.37.0
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling gfx_glyph v0.12.2
[INFO] [stderr]    Compiling owned_ttf_parser v0.8.0
[INFO] [stderr]    Compiling pistoncore-window v0.47.0
[INFO] [stderr]    Compiling ab_glyph v0.2.5
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling twox-hash v1.6.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glyph_brush_layout v0.2.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.52.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling piston v0.52.0
[INFO] [stderr]    Compiling coord v0.11.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/coord-0.11.1/src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | #![feature(alloc)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/coord-0.11.1/src/lib.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![feature(euclidean_division)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 compile `coord`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "416ee8a52faebd911905d439b714781d141447fd2edebe6afbfff6e2158411a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416ee8a52faebd911905d439b714781d141447fd2edebe6afbfff6e2158411a6", kill_on_drop: false }`
[INFO] [stdout] 416ee8a52faebd911905d439b714781d141447fd2edebe6afbfff6e2158411a6
