[INFO] cloning repository https://github.com/danielbintar/qwe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielbintar/qwe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielbintar%2Fqwe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielbintar%2Fqwe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5022522418f77adb57ba7b3fbeb1e5c85c96a678
[INFO] documenting danielbintar/qwe 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%2Fdanielbintar%2Fqwe" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danielbintar/qwe 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/danielbintar/qwe
[INFO] finished tweaking git repo https://github.com/danielbintar/qwe
[INFO] tweaked toml for git repo https://github.com/danielbintar/qwe written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/danielbintar/qwe 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 piston v0.40.0
[INFO] [stderr]   Downloaded conrod_piston v0.62.0
[INFO] [stderr]   Downloaded conrod_derive v0.62.0
[INFO] [stderr]   Downloaded conrod_core v0.62.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.3
[INFO] [stderr]   Downloaded security-framework-sys v0.2.2
[INFO] [stderr]   Downloaded wayland-sys v0.21.10
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.6
[INFO] [stderr]   Downloaded syn v0.15.24
[INFO] [stderr]   Downloaded piston-gfx_texture v0.34.0
[INFO] [stderr]   Downloaded h2 v0.1.15
[INFO] [stderr]   Downloaded daggy v0.5.0
[INFO] [stderr]   Downloaded find_folder v0.3.0
[INFO] [stderr]   Downloaded serde v1.0.84
[INFO] [stderr]   Downloaded reqwest v0.9.8
[INFO] [stderr]   Downloaded pistoncore-window v0.35.0
[INFO] [stderr]   Downloaded encoding_rs v0.8.14
[INFO] [stderr]   Downloaded wayland-protocols v0.21.10
[INFO] [stderr]   Downloaded wayland-commons v0.21.10
[INFO] [stderr]   Downloaded piston-ai_behavior v0.26.0
[INFO] [stderr]   Downloaded wayland-scanner v0.21.10
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.10
[INFO] [stderr]   Downloaded wayland-client v0.21.10
[INFO] [stderr]   Downloaded piston2d-sprite v0.47.0
[INFO] [stderr]   Downloaded piston_window v0.85.0
[INFO] [stderr]   Downloaded http v0.1.14
[INFO] [stderr]   Downloaded tokio v0.1.14
[INFO] [stderr]   Downloaded MacTypes-sys v1.3.0
[INFO] [stderr]   Downloaded serde_json v1.0.35
[INFO] [stderr]   Downloaded serde_derive v1.0.84
[INFO] [stderr]   Downloaded rand v0.4.5
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.54.0
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.40.0
[INFO] [stderr]   Downloaded hyper v0.12.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 38da227cb638713f8ae47e2ef473f46bc887706bcd303fbf17f12512f4a0cfdd
[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" "38da227cb638713f8ae47e2ef473f46bc887706bcd303fbf17f12512f4a0cfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38da227cb638713f8ae47e2ef473f46bc887706bcd303fbf17f12512f4a0cfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38da227cb638713f8ae47e2ef473f46bc887706bcd303fbf17f12512f4a0cfdd", kill_on_drop: false }`
[INFO] [stdout] 38da227cb638713f8ae47e2ef473f46bc887706bcd303fbf17f12512f4a0cfdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f5f8ec3d2f3799d637e3dc0192642927e504eab07cee8e3e8fcdf537584f7bee
[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" "f5f8ec3d2f3799d637e3dc0192642927e504eab07cee8e3e8fcdf537584f7bee", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling encoding_rs v0.8.14
[INFO] [stderr]     Checking stb_truetype v0.2.5
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling wayland-scanner v0.21.10
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]     Checking deflate v0.7.19
[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]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand v0.4.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking openssl-sys v0.9.40
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking num-bigint v0.2.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking wayland-sys v0.21.10
[INFO] [stderr]     Checking openssl v0.10.16
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]    Compiling wayland-client v0.21.10
[INFO] [stderr]    Compiling wayland-protocols v0.21.10
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]     Checking ws v0.7.9
[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-0.15.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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=dd3d59242e862315 -C extra-filename=-dd3d59242e862315 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-55e38011c1864eb4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0ef30def4be9d747.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-de12218e15042935.rmeta --cap-lints allow` (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" "f5f8ec3d2f3799d637e3dc0192642927e504eab07cee8e3e8fcdf537584f7bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f8ec3d2f3799d637e3dc0192642927e504eab07cee8e3e8fcdf537584f7bee", kill_on_drop: false }`
[INFO] [stdout] f5f8ec3d2f3799d637e3dc0192642927e504eab07cee8e3e8fcdf537584f7bee