[INFO] cloning repository https://github.com/kstn-cntt-k60/20182-fuzzy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kstn-cntt-k60/20182-fuzzy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkstn-cntt-k60%2F20182-fuzzy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkstn-cntt-k60%2F20182-fuzzy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3a339790106c59e858b107b060fda47390f55e0
[INFO] testing kstn-cntt-k60/20182-fuzzy against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkstn-cntt-k60%2F20182-fuzzy" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kstn-cntt-k60/20182-fuzzy on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kstn-cntt-k60/20182-fuzzy
[INFO] finished tweaking git repo https://github.com/kstn-cntt-k60/20182-fuzzy
[INFO] tweaked toml for git repo https://github.com/kstn-cntt-k60/20182-fuzzy written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kstn-cntt-k60/20182-fuzzy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.54.0" "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] 416f5d306f34e4400610b0a6d5fd1bdf020319e72d8167fcadfc6ab17e67e784
[INFO] running `Command { std: "docker" "start" "-a" "416f5d306f34e4400610b0a6d5fd1bdf020319e72d8167fcadfc6ab17e67e784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "416f5d306f34e4400610b0a6d5fd1bdf020319e72d8167fcadfc6ab17e67e784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416f5d306f34e4400610b0a6d5fd1bdf020319e72d8167fcadfc6ab17e67e784", kill_on_drop: false }`
[INFO] [stdout] 416f5d306f34e4400610b0a6d5fd1bdf020319e72d8167fcadfc6ab17e67e784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac71e3bc7b4fba6adba6ebadc84fc641d4fd528821ce63dc77b3c7d6fcd93422
[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" "ac71e3bc7b4fba6adba6ebadc84fc641d4fd528821ce63dc77b3c7d6fcd93422", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.30
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling alga v0.8.2
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling png v0.14.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling andrew v0.1.6
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling glium v0.23.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling nalgebra v0.17.2
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling wayland-sys v0.21.11
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling wayland-commons v0.21.11
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stdout] error[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.17.2/src/base/cg.rs:297:44
[INFO] [stdout]     |
[INFO] [stdout] 297 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stdout]     |                 ---------------------------^^^^-------------------
[INFO] [stdout]     |                 |                          |
[INFO] [stdout]     |                 |                          immutable borrow occurs here
[INFO] [stdout]     |                 mutable borrow occurs here
[INFO] [stdout]     |                 mutable borrow later used here
[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 E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nalgebra`
[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" "ac71e3bc7b4fba6adba6ebadc84fc641d4fd528821ce63dc77b3c7d6fcd93422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac71e3bc7b4fba6adba6ebadc84fc641d4fd528821ce63dc77b3c7d6fcd93422", kill_on_drop: false }`
[INFO] [stdout] ac71e3bc7b4fba6adba6ebadc84fc641d4fd528821ce63dc77b3c7d6fcd93422
