[INFO] cloning repository https://github.com/roignpar/tic-tac-toe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roignpar/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froignpar%2Ftic-tac-toe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froignpar%2Ftic-tac-toe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 202048385255585cb085f63d7fa2383168644038
[INFO] checking roignpar/tic-tac-toe against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froignpar%2Ftic-tac-toe" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/roignpar/tic-tac-toe on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/roignpar/tic-tac-toe
[INFO] finished tweaking git repo https://github.com/roignpar/tic-tac-toe
[INFO] tweaked toml for git repo https://github.com/roignpar/tic-tac-toe written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/roignpar/tic-tac-toe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb0727e27688ae852a45b3bd0aaa5b5cb18ab5bdcbc87df6fc936e2ea303ad73
[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" "fb0727e27688ae852a45b3bd0aaa5b5cb18ab5bdcbc87df6fc936e2ea303ad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb0727e27688ae852a45b3bd0aaa5b5cb18ab5bdcbc87df6fc936e2ea303ad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb0727e27688ae852a45b3bd0aaa5b5cb18ab5bdcbc87df6fc936e2ea303ad73", kill_on_drop: false }`
[INFO] [stdout] fb0727e27688ae852a45b3bd0aaa5b5cb18ab5bdcbc87df6fc936e2ea303ad73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a797f3affaa9c8af61dacdaaa52406d08d7d717331c9fc8062a857c3d4c8810
[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" "7a797f3affaa9c8af61dacdaaa52406d08d7d717331c9fc8062a857c3d4c8810", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling xml-rs v0.8.0
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[INFO] [stderr]     Checking futures v0.1.27
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking libm v0.1.2
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[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
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[INFO] [stderr]    Compiling minimp3-sys v0.3.1
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[INFO] [stderr]     Checking memmap v0.7.0
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[INFO] [stderr]     Checking shared_library v0.1.9
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[INFO] [stderr]     Checking line_drawing v0.7.0
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[INFO] [stderr]     Checking ogg v0.7.0
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[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking rand v0.3.23
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[INFO] [stderr]     Checking osmesa-sys v0.1.2
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[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking wayland-sys v0.21.12
[INFO] [stderr]    Compiling quote v0.6.12
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[INFO] [stderr]     Checking tokio-codec v0.1.1
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[INFO] [stderr]     Checking parking_lot v0.7.1
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[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.3
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[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]     Checking rodio v0.8.1
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]     Checking gilrs-core v0.2.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking gilrs v0.7.1
[INFO] [stderr]     Checking wayland-commons v0.21.12
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking xmlparser v0.3.0
[INFO] [stderr]     Checking lib-tac-toe v0.1.0 (/opt/rustwide/workdir/lib-tac-toe)
[INFO] [stderr]     Checking net-tac-toe v0.1.0 (/opt/rustwide/workdir/net-tac-toe)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> net-tac-toe/src/msg.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `peer_messages`
[INFO] [stdout]  --> net-tac-toe/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     peer_messages: UdpFramed<MsgCodec>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `peer_messages`
[INFO] [stdout]  --> net-tac-toe/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     peer_messages: UdpFramed<MsgCodec>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking euclid v0.19.8
[INFO] [stderr]     Checking svgparser v0.8.1
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking lyon_geom v0.12.4
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
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[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking quicksilver v0.3.11
[INFO] [stderr]     Checking tic-tac-toe v0.1.0 (/opt/rustwide/workdir/tic-tac-toe)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "7a797f3affaa9c8af61dacdaaa52406d08d7d717331c9fc8062a857c3d4c8810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a797f3affaa9c8af61dacdaaa52406d08d7d717331c9fc8062a857c3d4c8810", kill_on_drop: false }`
[INFO] [stdout] 7a797f3affaa9c8af61dacdaaa52406d08d7d717331c9fc8062a857c3d4c8810