[INFO] cloning repository https://github.com/shmutalov/LearnGfxUnits
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shmutalov/LearnGfxUnits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmutalov%2FLearnGfxUnits", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmutalov%2FLearnGfxUnits'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdc9413c951732cdf8a17f97f5ff0f583e1990d0
[INFO] documenting shmutalov/LearnGfxUnits against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmutalov%2FLearnGfxUnits" "/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/shmutalov/LearnGfxUnits on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shmutalov/LearnGfxUnits
[INFO] finished tweaking git repo https://github.com/shmutalov/LearnGfxUnits
[INFO] tweaked toml for git repo https://github.com/shmutalov/LearnGfxUnits written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/shmutalov/LearnGfxUnits already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8071140e2b43e5657e9662c1879a11b5acaec4b6e0b537df36d4a7067966f465
[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" "8071140e2b43e5657e9662c1879a11b5acaec4b6e0b537df36d4a7067966f465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8071140e2b43e5657e9662c1879a11b5acaec4b6e0b537df36d4a7067966f465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8071140e2b43e5657e9662c1879a11b5acaec4b6e0b537df36d4a7067966f465", kill_on_drop: false }`
[INFO] [stdout] 8071140e2b43e5657e9662c1879a11b5acaec4b6e0b537df36d4a7067966f465
[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" "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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9aaa1f748ee378c4c782c33751810ba53e8cc2ecb9650926921cabe521906176
[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" "9aaa1f748ee378c4c782c33751810ba53e8cc2ecb9650926921cabe521906176", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling serde v0.9.10
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]     Checking draw_state v0.6.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking x11-dl v2.12.0
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]     Checking gfx_core v0.6.0
[INFO] [stderr]     Checking tempfile v2.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]     Checking gfx v0.14.0
[INFO] [stderr]    Compiling serde_json v0.9.8
[INFO] [stderr]     Checking gfx_device_gl v0.13.0
[INFO] [stderr]    Compiling libloading v0.3.2
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking gfx_window_glutin v0.14.0
[INFO] [stderr]  Documenting LearnGfxUnits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.73s
[INFO] running `Command { std: "docker" "inspect" "9aaa1f748ee378c4c782c33751810ba53e8cc2ecb9650926921cabe521906176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aaa1f748ee378c4c782c33751810ba53e8cc2ecb9650926921cabe521906176", kill_on_drop: false }`
[INFO] [stdout] 9aaa1f748ee378c4c782c33751810ba53e8cc2ecb9650926921cabe521906176