[INFO] cloning repository https://github.com/kshaa/multiplayer-kit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kshaa/multiplayer-kit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkshaa%2Fmultiplayer-kit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkshaa%2Fmultiplayer-kit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8300c4e7de83235a8c0a5b1e6d5db7dc9e5ec99
[INFO] checking kshaa/multiplayer-kit against try#53f0b05ecbcf011a1f77f1c627304e87ebd05801 for pr-154492
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkshaa%2Fmultiplayer-kit" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kshaa/multiplayer-kit
[INFO] finished tweaking git repo https://github.com/kshaa/multiplayer-kit
[INFO] tweaked toml for git repo https://github.com/kshaa/multiplayer-kit written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kshaa/multiplayer-kit on toolchain 53f0b05ecbcf011a1f77f1c627304e87ebd05801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kshaa/multiplayer-kit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded actix-web-actors v4.3.1+deprecated
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[INFO] [stderr]   Downloaded zmij v1.0.17
[INFO] [stderr]   Downloaded time-macros v0.2.26
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[INFO] [stderr]   Downloaded octets v0.3.4
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[INFO] [stderr]   Downloaded actix-web v4.12.1
[INFO] [stderr]   Downloaded aws-lc-sys v0.37.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5b054ffe47f6af44c7dc85367f8fb0e046a1513e7ca5a597ec0c08835747914
[INFO] running `Command { std: "docker" "start" "-a" "c5b054ffe47f6af44c7dc85367f8fb0e046a1513e7ca5a597ec0c08835747914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5b054ffe47f6af44c7dc85367f8fb0e046a1513e7ca5a597ec0c08835747914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5b054ffe47f6af44c7dc85367f8fb0e046a1513e7ca5a597ec0c08835747914", kill_on_drop: false }`
[INFO] [stdout] c5b054ffe47f6af44c7dc85367f8fb0e046a1513e7ca5a597ec0c08835747914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 375911c4e0424c20758ffff17c2dc188b841b85ad9bcddb7de50b4d6cca0f7e4
[INFO] running `Command { std: "docker" "start" "-a" "375911c4e0424c20758ffff17c2dc188b841b85ad9bcddb7de50b4d6cca0f7e4", kill_on_drop: false }`
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[INFO] [stderr]     Checking actix-cors v0.7.1
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[INFO] [stderr]     Checking multiplayer-kit-server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]     Checking multiplayer-kit-helpers v0.1.0 (/opt/rustwide/workdir/helpers)
[INFO] [stderr]     Checking chat-protocol v0.1.0 (/opt/rustwide/workdir/example/chat-protocol)
[INFO] [stderr]     Checking chat-client v0.1.0 (/opt/rustwide/workdir/example/chat-client)
[INFO] [stderr]     Checking chat-server v0.1.0 (/opt/rustwide/workdir/example/chat-server)
[INFO] [stderr]     Checking chat-tests v0.1.0 (/opt/rustwide/workdir/example/chat-tests)
[INFO] [stderr]     Checking chat-cli v0.1.0 (/opt/rustwide/workdir/example/chat-cli)
[INFO] [stdout] warning: value assigned to `handle` is never read
[INFO] [stdout]    --> example/chat-cli/src/main.rs:230:49
[INFO] [stdout]     |
[INFO] [stdout] 230 | ...                   handle = None;
[INFO] [stdout]     |                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `handle` is never read
[INFO] [stdout]    --> example/chat-cli/src/main.rs:278:41
[INFO] [stdout]     |
[INFO] [stdout] 278 | ...                   handle = None;
[INFO] [stdout]     |                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `handle` is never read
[INFO] [stdout]    --> example/chat-cli/src/main.rs:230:49
[INFO] [stdout]     |
[INFO] [stdout] 230 | ...                   handle = None;
[INFO] [stdout]     |                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `handle` is never read
[INFO] [stdout]    --> example/chat-cli/src/main.rs:278:41
[INFO] [stdout]     |
[INFO] [stdout] 278 | ...                   handle = None;
[INFO] [stdout]     |                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "375911c4e0424c20758ffff17c2dc188b841b85ad9bcddb7de50b4d6cca0f7e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375911c4e0424c20758ffff17c2dc188b841b85ad9bcddb7de50b4d6cca0f7e4", kill_on_drop: false }`
[INFO] [stdout] 375911c4e0424c20758ffff17c2dc188b841b85ad9bcddb7de50b4d6cca0f7e4