[INFO] cloning repository https://github.com/splintah/game-of-life
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/splintah/game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsplintah%2Fgame-of-life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsplintah%2Fgame-of-life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31d468c91e718763d117731482f8b76ad26427e5
[INFO] documenting splintah/game-of-life 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%2Fsplintah%2Fgame-of-life" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/splintah/game-of-life 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/splintah/game-of-life
[INFO] finished tweaking git repo https://github.com/splintah/game-of-life
[INFO] tweaked toml for git repo https://github.com/splintah/game-of-life written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/splintah/game-of-life 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eefd835e77fe97a8419fddfcee175bd3e6f032e6b9f1a1291a3c32b5dafeb545
[INFO] running `Command { std: "docker" "start" "-a" "eefd835e77fe97a8419fddfcee175bd3e6f032e6b9f1a1291a3c32b5dafeb545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eefd835e77fe97a8419fddfcee175bd3e6f032e6b9f1a1291a3c32b5dafeb545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eefd835e77fe97a8419fddfcee175bd3e6f032e6b9f1a1291a3c32b5dafeb545", kill_on_drop: false }`
[INFO] [stdout] eefd835e77fe97a8419fddfcee175bd3e6f032e6b9f1a1291a3c32b5dafeb545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6dbe6089b32382767fbc3104739843491a3e7fc8033567766b3a08dcc0ebf204
[INFO] running `Command { std: "docker" "start" "-a" "6dbe6089b32382767fbc3104739843491a3e7fc8033567766b3a08dcc0ebf204", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `game-of-life` in package `game-of-life v1.0.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `game_of_life` in package `game-of-life v1.0.0 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/game_of_life/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.46.0 (149022b1d 2020-07-17) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "game-of-life", version: "1.0.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "game-of-life", doc: true, ..: with_path("/opt/rustwide/workdir/src/main.rs", Edition2015) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "game-of-life", version: "1.0.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("game_of_life", ["lib"], "/opt/rustwide/workdir/./src/lib/mod.rs", Edition2015) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking smallvec v0.6.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]    Compiling x11-dl v2.18.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling wayland-scanner v0.20.10
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.20.10
[INFO] [stderr]     Checking wayland-commons v0.20.10
[INFO] [stderr]    Compiling wayland-client v0.20.10
[INFO] [stderr]    Compiling wayland-protocols v0.20.10
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.4
[INFO] [stderr]     Checking winit v0.16.0
[INFO] [stderr]     Checking game-of-life v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting game-of-life v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.75s
[INFO] running `Command { std: "docker" "inspect" "6dbe6089b32382767fbc3104739843491a3e7fc8033567766b3a08dcc0ebf204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dbe6089b32382767fbc3104739843491a3e7fc8033567766b3a08dcc0ebf204", kill_on_drop: false }`
[INFO] [stdout] 6dbe6089b32382767fbc3104739843491a3e7fc8033567766b3a08dcc0ebf204