[INFO] cloning repository https://github.com/46bit/ancelstierre
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/46bit/ancelstierre" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F46bit%2Fancelstierre", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F46bit%2Fancelstierre'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c059d8f08db0d9bd4a26358ef96a1d6340794b6
[INFO] checking 46bit/ancelstierre against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F46bit%2Fancelstierre" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/46bit/ancelstierre on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/46bit/ancelstierre
[INFO] finished tweaking git repo https://github.com/46bit/ancelstierre
[INFO] tweaked toml for git repo https://github.com/46bit/ancelstierre written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/46bit/ancelstierre already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1adf59742f1a4c9a55ba7addac274360f046a36b92dd2f292f8078d7904cc142
[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" "1adf59742f1a4c9a55ba7addac274360f046a36b92dd2f292f8078d7904cc142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1adf59742f1a4c9a55ba7addac274360f046a36b92dd2f292f8078d7904cc142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1adf59742f1a4c9a55ba7addac274360f046a36b92dd2f292f8078d7904cc142", kill_on_drop: false }`
[INFO] [stdout] 1adf59742f1a4c9a55ba7addac274360f046a36b92dd2f292f8078d7904cc142
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f412aee47e9bc00ac2838bb5097ac58bafce3f7184cda8d5ae1596c2edc0f2a2
[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" "f412aee47e9bc00ac2838bb5097ac58bafce3f7184cda8d5ae1596c2edc0f2a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking clamp v0.1.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling glutin v0.18.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking nalgebra v0.17.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.3.0
[INFO] [stderr]     Checking winit v0.17.2
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking gfx_core v0.8.3
[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-0.17.1/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] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking piston-gfx_texture v0.34.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.52.0
[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" "f412aee47e9bc00ac2838bb5097ac58bafce3f7184cda8d5ae1596c2edc0f2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f412aee47e9bc00ac2838bb5097ac58bafce3f7184cda8d5ae1596c2edc0f2a2", kill_on_drop: false }`
[INFO] [stdout] f412aee47e9bc00ac2838bb5097ac58bafce3f7184cda8d5ae1596c2edc0f2a2