[INFO] cloning repository https://github.com/butzist/piston-cube
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/butzist/piston-cube" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbutzist%2Fpiston-cube", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbutzist%2Fpiston-cube'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3c50a41fbcbc4ff0316605ecb36e161931b0f61
[INFO] documenting butzist/piston-cube 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%2Fbutzist%2Fpiston-cube" "/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/butzist/piston-cube 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/butzist/piston-cube
[INFO] finished tweaking git repo https://github.com/butzist/piston-cube
[INFO] tweaked toml for git repo https://github.com/butzist/piston-cube written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/butzist/piston-cube 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] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dbeb52c7f262cde4abe376a851f64e9553863603a73432407fcd2c91c80c3dc
[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" "8dbeb52c7f262cde4abe376a851f64e9553863603a73432407fcd2c91c80c3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dbeb52c7f262cde4abe376a851f64e9553863603a73432407fcd2c91c80c3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dbeb52c7f262cde4abe376a851f64e9553863603a73432407fcd2c91c80c3dc", kill_on_drop: false }`
[INFO] [stdout] 8dbeb52c7f262cde4abe376a851f64e9553863603a73432407fcd2c91c80c3dc
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93ace289762ef0ccb5672c3ca1695db15bfc89fe722e2832c91f9205b5c34da3
[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" "93ace289762ef0ccb5672c3ca1695db15bfc89fe722e2832c91f9205b5c34da3", kill_on_drop: false }`
[INFO] [stderr]     Checking downcast-rs v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]     Checking foreach v0.3.0
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking quaternion v0.4.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking openssl-sys v0.9.51
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.4
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking cgmath v0.17.0
[INFO] [stderr]     Checking piston3d-cam v0.4.0
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking openssl v0.10.25
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking piston2d-graphics v0.35.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking camera_controllers v0.31.0
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking glutin_glx_sys v0.1.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking piston-gfx_texture v0.39.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.65.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.3
[INFO] [stderr]     Checking glutin v0.21.1
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking piston_window v0.104.0
[INFO] [stderr]  Documenting pistoncube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "93ace289762ef0ccb5672c3ca1695db15bfc89fe722e2832c91f9205b5c34da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93ace289762ef0ccb5672c3ca1695db15bfc89fe722e2832c91f9205b5c34da3", kill_on_drop: false }`
[INFO] [stdout] 93ace289762ef0ccb5672c3ca1695db15bfc89fe722e2832c91f9205b5c34da3