[INFO] cloning repository https://github.com/narpfel/mcc4-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/narpfel/mcc4-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnarpfel%2Fmcc4-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnarpfel%2Fmcc4-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2351bac6c7fef78528501ff5995c7447f88caeb2
[INFO] documenting narpfel/mcc4-rs 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%2Fnarpfel%2Fmcc4-rs" "/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/narpfel/mcc4-rs 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/narpfel/mcc4-rs
[INFO] finished tweaking git repo https://github.com/narpfel/mcc4-rs
[INFO] tweaked toml for git repo https://github.com/narpfel/mcc4-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/narpfel/mcc4-rs 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 rand_os v0.1.0
[INFO] [stderr]   Downloaded rand v0.6.3
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8d998918597daac2a2b143403b8bd0cf147d9772155c39480ee2497c84ebb497
[INFO] running `Command { std: "docker" "start" "-a" "8d998918597daac2a2b143403b8bd0cf147d9772155c39480ee2497c84ebb497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d998918597daac2a2b143403b8bd0cf147d9772155c39480ee2497c84ebb497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d998918597daac2a2b143403b8bd0cf147d9772155c39480ee2497c84ebb497", kill_on_drop: false }`
[INFO] [stdout] 8d998918597daac2a2b143403b8bd0cf147d9772155c39480ee2497c84ebb497
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c9a47f7c8bdfb6afea0f26af234b41adfa2de9d11b63d0d3a76f31cfa02521d8
[INFO] running `Command { std: "docker" "start" "-a" "c9a47f7c8bdfb6afea0f26af234b41adfa2de9d11b63d0d3a76f31cfa02521d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand_os v0.1.0
[INFO] [stderr]     Checking memchr v2.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking mcc4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting mcc4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn iter(self, players: Vec<Box<PlayerTrait<Game=Self>>>) -> Moves<Self> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerTrait<Game=Self>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |     players: Vec<Box<PlayerTrait<Game=G>>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerTrait<Game=G>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game.rs:37:38
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn new(game: G, players: Vec<Box<PlayerTrait<Game=G>>>) -> Moves<G> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerTrait<Game=G>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.01s
[INFO] running `Command { std: "docker" "inspect" "c9a47f7c8bdfb6afea0f26af234b41adfa2de9d11b63d0d3a76f31cfa02521d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a47f7c8bdfb6afea0f26af234b41adfa2de9d11b63d0d3a76f31cfa02521d8", kill_on_drop: false }`
[INFO] [stdout] c9a47f7c8bdfb6afea0f26af234b41adfa2de9d11b63d0d3a76f31cfa02521d8