[INFO] cloning repository https://github.com/sunjay/balls-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunjay/balls-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fballs-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fballs-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0aea7f9b012ae4c7741f135fde3b1d8b5fc659f6
[INFO] building sunjay/balls-game against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fballs-game" "/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/sunjay/balls-game on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sunjay/balls-game
[INFO] finished tweaking git repo https://github.com/sunjay/balls-game
[INFO] tweaked toml for git repo https://github.com/sunjay/balls-game written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/sunjay/balls-game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fc94806e587b3346b92cc43e9bc8154c67c89d26c4f38a3f2d13ec925ad98ee
[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" "0fc94806e587b3346b92cc43e9bc8154c67c89d26c4f38a3f2d13ec925ad98ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fc94806e587b3346b92cc43e9bc8154c67c89d26c4f38a3f2d13ec925ad98ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc94806e587b3346b92cc43e9bc8154c67c89d26c4f38a3f2d13ec925ad98ee", kill_on_drop: false }`
[INFO] [stdout] 0fc94806e587b3346b92cc43e9bc8154c67c89d26c4f38a3f2d13ec925ad98ee
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fb0dd5c9b9812457d6219837d24a297f0798c2c6b5fc4703105931e9df67a3d
[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" "7fb0dd5c9b9812457d6219837d24a297f0798c2c6b5fc4703105931e9df67a3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.5.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling vek v0.9.7
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling shred v0.7.1
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1897:31
[INFO] [stdout]      |
[INFO] [stdout] 1897 |                 rows[3][0] += rows[0].dot(t);
[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] 3952 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1898:31
[INFO] [stdout]      |
[INFO] [stdout] 1898 |                 rows[3][1] += rows[1].dot(t);
[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] 3952 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1899:31
[INFO] [stdout]      |
[INFO] [stdout] 1899 |                 rows[3][2] += rows[2].dot(t);
[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] 3952 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1900:31
[INFO] [stdout]      |
[INFO] [stdout] 1900 |                 rows[3][3] += rows[3].dot(t);
[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] 3952 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1897:31
[INFO] [stdout]      |
[INFO] [stdout] 1897 |                 rows[3][0] += rows[0].dot(t);
[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] 3952 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1898:31
[INFO] [stdout]      |
[INFO] [stdout] 1898 |                 rows[3][1] += rows[1].dot(t);
[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] 3952 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1899:31
[INFO] [stdout]      |
[INFO] [stdout] 1899 |                 rows[3][2] += rows[2].dot(t);
[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] 3952 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1900:31
[INFO] [stdout]      |
[INFO] [stdout] 1900 |                 rows[3][3] += rows[3].dot(t);
[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] 3952 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1897:31
[INFO] [stdout]      |
[INFO] [stdout] 1897 |                 rows[3][0] += rows[0].dot(t);
[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] 3974 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1898:31
[INFO] [stdout]      |
[INFO] [stdout] 1898 |                 rows[3][1] += rows[1].dot(t);
[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] 3974 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1899:31
[INFO] [stdout]      |
[INFO] [stdout] 1899 |                 rows[3][2] += rows[2].dot(t);
[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] 3974 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1900:31
[INFO] [stdout]      |
[INFO] [stdout] 1900 |                 rows[3][3] += rows[3].dot(t);
[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] 3974 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1897:31
[INFO] [stdout]      |
[INFO] [stdout] 1897 |                 rows[3][0] += rows[0].dot(t);
[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] 3974 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1898:31
[INFO] [stdout]      |
[INFO] [stdout] 1898 |                 rows[3][1] += rows[1].dot(t);
[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] 3974 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1899:31
[INFO] [stdout]      |
[INFO] [stdout] 1899 |                 rows[3][2] += rows[2].dot(t);
[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] 3974 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `rows` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vek-0.9.7/src/mat.rs:1900:31
[INFO] [stdout]      |
[INFO] [stdout] 1900 |                 rows[3][3] += rows[3].dot(t);
[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] 3974 |     mat_declare_modules!{}
[INFO] [stdout]      |     ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 16 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vek`
[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" "7fb0dd5c9b9812457d6219837d24a297f0798c2c6b5fc4703105931e9df67a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb0dd5c9b9812457d6219837d24a297f0798c2c6b5fc4703105931e9df67a3d", kill_on_drop: false }`
[INFO] [stdout] 7fb0dd5c9b9812457d6219837d24a297f0798c2c6b5fc4703105931e9df67a3d
