[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 try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froignpar%2Ftic-tac-toe" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/roignpar/tic-tac-toe on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-11/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 872c1c01d0a73a42a7cd97bf98eefa23869811dd3f907f0242787c6c49104657
[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" "872c1c01d0a73a42a7cd97bf98eefa23869811dd3f907f0242787c6c49104657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "872c1c01d0a73a42a7cd97bf98eefa23869811dd3f907f0242787c6c49104657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "872c1c01d0a73a42a7cd97bf98eefa23869811dd3f907f0242787c6c49104657", kill_on_drop: false }`
[INFO] [stdout] 872c1c01d0a73a42a7cd97bf98eefa23869811dd3f907f0242787c6c49104657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--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] ff5b745fd67174590bedcd8fbe16c677c7b97a0fe920cd1806641bd42bb76bbf
[INFO] running `Command { std: "docker" "start" "-a" "ff5b745fd67174590bedcd8fbe16c677c7b97a0fe920cd1806641bd42bb76bbf", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_derive v1.0.90
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[INFO] [stderr]     Checking euclid v0.19.8
[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] [stderr]     Checking smithay-client-toolkit v0.4.5
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking tic-tac-toe v0.1.0 (/opt/rustwide/workdir/tic-tac-toe)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 58s
[INFO] running `Command { std: "docker" "inspect" "ff5b745fd67174590bedcd8fbe16c677c7b97a0fe920cd1806641bd42bb76bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5b745fd67174590bedcd8fbe16c677c7b97a0fe920cd1806641bd42bb76bbf", kill_on_drop: false }`
[INFO] [stdout] ff5b745fd67174590bedcd8fbe16c677c7b97a0fe920cd1806641bd42bb76bbf