[INFO] cloning repository https://github.com/Terkwood/hello-quicksilver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Terkwood/hello-quicksilver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTerkwood%2Fhello-quicksilver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTerkwood%2Fhello-quicksilver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8903409b472bf6edddba7f8cbf5720e5e321c586
[INFO] checking Terkwood/hello-quicksilver against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTerkwood%2Fhello-quicksilver" "/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/Terkwood/hello-quicksilver on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Terkwood/hello-quicksilver
[INFO] finished tweaking git repo https://github.com/Terkwood/hello-quicksilver
[INFO] tweaked toml for git repo https://github.com/Terkwood/hello-quicksilver written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Terkwood/hello-quicksilver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ncollide2d v0.18.3
[INFO] [stderr]   Downloaded stdweb v0.4.15
[INFO] [stderr]   Downloaded quicksilver v0.3.9
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 290f6c32b6ec2b99760476864e35746bd5677ff593c1afedc8f7bbeec6a92ded
[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" "290f6c32b6ec2b99760476864e35746bd5677ff593c1afedc8f7bbeec6a92ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "290f6c32b6ec2b99760476864e35746bd5677ff593c1afedc8f7bbeec6a92ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "290f6c32b6ec2b99760476864e35746bd5677ff593c1afedc8f7bbeec6a92ded", kill_on_drop: false }`
[INFO] [stdout] 290f6c32b6ec2b99760476864e35746bd5677ff593c1afedc8f7bbeec6a92ded
[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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ed079683a6d0b378d381bc79964b1c0a38bdbaeca398a0194b6408ba688fbda
[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" "1ed079683a6d0b378d381bc79964b1c0a38bdbaeca398a0194b6408ba688fbda", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking claxon v0.3.2
[INFO] [stderr]    Compiling base-x v0.2.4
[INFO] [stderr]     Checking immi v1.0.4
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking xmlparser v0.1.2
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]    Compiling stdweb v0.4.15
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking svgparser v0.6.4
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking slice-deque v0.1.16
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking euclid v0.18.2
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]     Checking nix v0.10.0
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]     Checking lyon_geom v0.11.1
[INFO] [stderr]     Checking andrew v0.2.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking nalgebra v0.17.2
[INFO] [stderr]     Checking wayland-sys v0.21.11
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking minimp3 v0.3.2
[INFO] [stderr]     Checking lyon_path v0.11.0
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]     Checking lyon_svg v0.11.0
[INFO] [stderr]     Checking lyon_algorithms v0.11.2
[INFO] [stderr]     Checking lyon_tessellation v0.11.0
[INFO] [stderr]     Checking lyon_extra v0.11.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.29/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=f7bea6ec71c0482f -C extra-filename=-f7bea6ec71c0482f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1f00f94aad50bb6e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b72dee49bb619911.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a81338cd23b23cba.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_use_thread_id --cfg syn_can_call_macro_by_path` (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-0.17.2/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] [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" "1ed079683a6d0b378d381bc79964b1c0a38bdbaeca398a0194b6408ba688fbda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed079683a6d0b378d381bc79964b1c0a38bdbaeca398a0194b6408ba688fbda", kill_on_drop: false }`
[INFO] [stdout] 1ed079683a6d0b378d381bc79964b1c0a38bdbaeca398a0194b6408ba688fbda