[INFO] cloning repository https://github.com/mdenchev/tetris-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdenchev/tetris-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdenchev%2Ftetris-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdenchev%2Ftetris-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9c81aee867cbd05bd785782500a826ca65f8078
[INFO] documenting mdenchev/tetris-rs against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdenchev%2Ftetris-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdenchev/tetris-rs on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mdenchev/tetris-rs
[INFO] finished tweaking git repo https://github.com/mdenchev/tetris-rs
[INFO] tweaked toml for git repo https://github.com/mdenchev/tetris-rs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/mdenchev/tetris-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a64604eecbb63cda20687acf0ce2898a3e84b37493560cd7522be140f91b252
[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" "6a64604eecbb63cda20687acf0ce2898a3e84b37493560cd7522be140f91b252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a64604eecbb63cda20687acf0ce2898a3e84b37493560cd7522be140f91b252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a64604eecbb63cda20687acf0ce2898a3e84b37493560cd7522be140f91b252", kill_on_drop: false }`
[INFO] [stdout] 6a64604eecbb63cda20687acf0ce2898a3e84b37493560cd7522be140f91b252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69f31dea9fc3d6b808144cc9245ebf6fdfb63a21a05b73f7bcb7477f17acea58
[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" "69f31dea9fc3d6b808144cc9245ebf6fdfb63a21a05b73f7bcb7477f17acea58", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.2
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking stb_truetype v0.2.4
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.2
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling stdweb v0.4.10
[INFO] [stderr]     Checking approx v0.3.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]     Checking rusttype v0.6.5
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking nalgebra v0.16.10
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.6
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]     Checking image v0.19.0
[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-0.16.10/src/base/cg.rs:291:44
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 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] [stderr]    Compiling stdweb-derive v0.5.1
[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" "69f31dea9fc3d6b808144cc9245ebf6fdfb63a21a05b73f7bcb7477f17acea58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69f31dea9fc3d6b808144cc9245ebf6fdfb63a21a05b73f7bcb7477f17acea58", kill_on_drop: false }`
[INFO] [stdout] 69f31dea9fc3d6b808144cc9245ebf6fdfb63a21a05b73f7bcb7477f17acea58
