[INFO] cloning repository https://github.com/bitonic/puzzlescript-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bitonic/puzzlescript-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbitonic%2Fpuzzlescript-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbitonic%2Fpuzzlescript-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1d31e878e4d154f61c7edfe3e734b96009533cb
[INFO] testing bitonic/puzzlescript-rs against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbitonic%2Fpuzzlescript-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bitonic/puzzlescript-rs on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bitonic/puzzlescript-rs
[INFO] finished tweaking git repo https://github.com/bitonic/puzzlescript-rs
[INFO] tweaked toml for git repo https://github.com/bitonic/puzzlescript-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bitonic/puzzlescript-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 9c97b75f607c79297eac2a0b655cb166522748fef9dc77a602f1a224d2b08907
[INFO] running `Command { std: "docker" "start" "-a" "9c97b75f607c79297eac2a0b655cb166522748fef9dc77a602f1a224d2b08907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c97b75f607c79297eac2a0b655cb166522748fef9dc77a602f1a224d2b08907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c97b75f607c79297eac2a0b655cb166522748fef9dc77a602f1a224d2b08907", kill_on_drop: false }`
[INFO] [stdout] 9c97b75f607c79297eac2a0b655cb166522748fef9dc77a602f1a224d2b08907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", 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] 6a0f16dbc66c0104cb7a00d5c5c78463470ca435439b5a61feb948fbfd1f0a87
[INFO] running `Command { std: "docker" "start" "-a" "6a0f16dbc66c0104cb7a00d5c5c78463470ca435439b5a61feb948fbfd1f0a87", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling serde v1.0.83
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling failure_derive v0.1.4
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling libm v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling freetype-sys v0.7.0
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling stb_truetype v0.2.5
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling im-rc v12.2.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling approx v0.3.1
[INFO] [stderr]    Compiling ordered-float v1.0.1
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling rusttype v0.7.3
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling andrew v0.1.4
[INFO] [stderr]    Compiling gleam v0.6.8
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling nalgebra v0.16.13
[INFO] [stderr]    Compiling wayland-sys v0.21.7
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.12.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=9b09727ca5676bb9 -C extra-filename=-9b09727ca5676bb9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-44f48aca50656082.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-956879fdd302e67f.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-47ac70a49eddf9d5.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-5636004af8853cbe.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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-0.16.13/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: build failed
[INFO] running `Command { std: "docker" "inspect" "6a0f16dbc66c0104cb7a00d5c5c78463470ca435439b5a61feb948fbfd1f0a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0f16dbc66c0104cb7a00d5c5c78463470ca435439b5a61feb948fbfd1f0a87", kill_on_drop: false }`
[INFO] [stdout] 6a0f16dbc66c0104cb7a00d5c5c78463470ca435439b5a61feb948fbfd1f0a87