[INFO] cloning repository https://github.com/Yatekii/sailor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yatekii/sailor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYatekii%2Fsailor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYatekii%2Fsailor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e583f3c2e19cf1e1952cbdf22ec9769d49aa49b
[INFO] documenting Yatekii/sailor against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYatekii%2Fsailor" "/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/Yatekii/sailor on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yatekii/sailor
[INFO] finished tweaking git repo https://github.com/Yatekii/sailor
[INFO] tweaked toml for git repo https://github.com/Yatekii/sailor written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Yatekii/sailor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chashmap v2.2.2
[INFO] [stderr]   Downloaded serde-hjson v0.8.2
[INFO] [stderr]   Downloaded config v0.9.3
[INFO] [stderr]   Downloaded bit_utils v0.1.1
[INFO] [stderr]   Downloaded malloc_size_of_derive v0.1.0
[INFO] [stderr]   Downloaded size_format v1.0.2
[INFO] [stderr]   Downloaded ethbloom v0.7.0
[INFO] [stderr]   Downloaded fixed-hash v0.4.0
[INFO] [stderr]   Downloaded bitvec v0.14.0
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded elastic-array v0.10.2
[INFO] [stderr]   Downloaded primitive-types v0.5.0
[INFO] [stderr]   Downloaded ethereum-types v0.7.0
[INFO] [stderr]   Downloaded regex v1.3.0
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.2
[INFO] [stderr]   Downloaded notify v5.0.0-pre.1
[INFO] [stderr]   Downloaded impl-serde v0.2.0
[INFO] [stderr]   Downloaded impl-codec v0.4.0
[INFO] [stderr]   Downloaded glsl-to-spirv v0.1.7
[INFO] [stderr]   Downloaded rlp v0.4.2
[INFO] [stderr]   Downloaded imgui-wgpu v0.6.0
[INFO] [stderr]   Downloaded imgui-winit-support v0.3.0
[INFO] [stderr]   Downloaded stackvector v1.0.7
[INFO] [stderr]   Downloaded uint v0.8.1
[INFO] [stderr]   Downloaded js-sys v0.3.27
[INFO] [stderr]   Downloaded quick-protobuf v0.6.3
[INFO] [stderr]   Downloaded rustc-hex v2.0.1
[INFO] [stderr]   Downloaded nalgebra-glm v0.4.2
[INFO] [stderr]   Downloaded parity-scale-codec v1.0.5
[INFO] [stderr]   Downloaded wayland-protocols v0.23.5
[INFO] [stderr]   Downloaded wayland-scanner v0.23.5
[INFO] [stderr]   Downloaded wayland-sys v0.23.5
[INFO] [stderr]   Downloaded varint v0.9.0
[INFO] [stderr]   Downloaded wayland-commons v0.23.5
[INFO] [stderr]   Downloaded parity-util-mem v0.2.0
[INFO] [stderr]   Downloaded wayland-client v0.23.5
[INFO] [stderr]   Downloaded impl-rlp v0.2.0
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e4898e0ee4e5afc870a47699244410cdb13ca7fa026eb1efc0f8aca0774a97a
[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" "9e4898e0ee4e5afc870a47699244410cdb13ca7fa026eb1efc0f8aca0774a97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e4898e0ee4e5afc870a47699244410cdb13ca7fa026eb1efc0f8aca0774a97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4898e0ee4e5afc870a47699244410cdb13ca7fa026eb1efc0f8aca0774a97a", kill_on_drop: false }`
[INFO] [stdout] 9e4898e0ee4e5afc870a47699244410cdb13ca7fa026eb1efc0f8aca0774a97a
[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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1c48a65882fe4f3e0f7a80440b814478182d271578ffcdab060f66aea3fe141
[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" "e1c48a65882fe4f3e0f7a80440b814478182d271578ffcdab060f66aea3fe141", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking bitvec v0.14.0
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking byte-slice-cast v0.3.2
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking xi-unicode v0.2.0
[INFO] [stderr]     Checking instant v0.1.2
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking bit_utils v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking rlp v0.4.2
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking miniz_oxide v0.3.2
[INFO] [stderr]     Checking varint v0.9.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]     Checking raw-window-handle v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling stackvector v1.0.7
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]     Checking impl-rlp v0.2.0
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking uint v0.8.1
[INFO] [stderr]     Checking gfx-hal v0.5.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking inotify v0.7.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling wayland-scanner v0.23.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling imgui-sys v0.3.0
[INFO] [stderr]     Checking regex v1.3.0
[INFO] [stderr]     Checking elastic-array v0.10.2
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking size_format v1.0.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking ash v0.30.0
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking gfx-backend-empty v0.5.0
[INFO] [stderr]     Checking wayland-sys v0.23.5
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking wayland-commons v0.23.5
[INFO] [stderr]     Checking glyph_brush_layout v0.1.8
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]    Compiling wayland-client v0.23.5
[INFO] [stderr]    Compiling wayland-protocols v0.23.5
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-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=83b283424a05d6f1 -C extra-filename=-83b283424a05d6f1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1ab5a25238bc3e50.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-65324268a3c3af28.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-00e718d0d0f7c0e6.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e1c48a65882fe4f3e0f7a80440b814478182d271578ffcdab060f66aea3fe141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c48a65882fe4f3e0f7a80440b814478182d271578ffcdab060f66aea3fe141", kill_on_drop: false }`
[INFO] [stdout] e1c48a65882fe4f3e0f7a80440b814478182d271578ffcdab060f66aea3fe141