[INFO] cloning repository https://github.com/TheTriumvirate/reparser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheTriumvirate/reparser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheTriumvirate%2Freparser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheTriumvirate%2Freparser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59092cb6fe3645e77d70add0629d69eae4633fbd
[INFO] checking TheTriumvirate/reparser against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheTriumvirate%2Freparser" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheTriumvirate/reparser on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheTriumvirate/reparser
[INFO] finished tweaking git repo https://github.com/TheTriumvirate/reparser
[INFO] tweaked toml for git repo https://github.com/TheTriumvirate/reparser written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/TheTriumvirate/reparser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 626ba9020dcce8cd7d03338020fbf591590d410ce71f2f16efbd65a413cbfb04
[INFO] running `Command { std: "docker" "start" "-a" "626ba9020dcce8cd7d03338020fbf591590d410ce71f2f16efbd65a413cbfb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "626ba9020dcce8cd7d03338020fbf591590d410ce71f2f16efbd65a413cbfb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626ba9020dcce8cd7d03338020fbf591590d410ce71f2f16efbd65a413cbfb04", kill_on_drop: false }`
[INFO] [stdout] 626ba9020dcce8cd7d03338020fbf591590d410ce71f2f16efbd65a413cbfb04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c246f99a36f1bcd6d52c2f593fffaf97e666295d9e7f47363e926ae29e66e18e
[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" "c246f99a36f1bcd6d52c2f593fffaf97e666295d9e7f47363e926ae29e66e18e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.27
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking rustc-demangle v0.1.11
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking libc v0.2.45
[INFO] [stderr]     Checking serde v1.0.82
[INFO] [stderr]     Checking ryu v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]     Checking nalgebra v0.16.12
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.33
[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-0.16.12/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] [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] running `Command { std: "docker" "inspect" "c246f99a36f1bcd6d52c2f593fffaf97e666295d9e7f47363e926ae29e66e18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c246f99a36f1bcd6d52c2f593fffaf97e666295d9e7f47363e926ae29e66e18e", kill_on_drop: false }`
[INFO] [stdout] c246f99a36f1bcd6d52c2f593fffaf97e666295d9e7f47363e926ae29e66e18e