[INFO] cloning repository https://github.com/rileyr/bingo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rileyr/bingo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frileyr%2Fbingo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frileyr%2Fbingo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d0f81d05deac41f89b475e2a2a33266bfad5520
[INFO] testing rileyr/bingo against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frileyr%2Fbingo" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rileyr/bingo on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rileyr/bingo
[INFO] finished tweaking git repo https://github.com/rileyr/bingo
[INFO] tweaked toml for git repo https://github.com/rileyr/bingo written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rileyr/bingo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.54.0" "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] 426c9f02bd3efecd10dc56a43b0a2c97a39173954ed7092b45015c0aac8708c1
[INFO] running `Command { std: "docker" "start" "-a" "426c9f02bd3efecd10dc56a43b0a2c97a39173954ed7092b45015c0aac8708c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "426c9f02bd3efecd10dc56a43b0a2c97a39173954ed7092b45015c0aac8708c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426c9f02bd3efecd10dc56a43b0a2c97a39173954ed7092b45015c0aac8708c1", kill_on_drop: false }`
[INFO] [stdout] 426c9f02bd3efecd10dc56a43b0a2c97a39173954ed7092b45015c0aac8708c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29414d75624a0c2c8e02681b7839396bb2e662e7225ff1adf94bdb4bfdd837f5
[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" "29414d75624a0c2c8e02681b7839396bb2e662e7225ff1adf94bdb4bfdd837f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.20
[INFO] [stderr]    Compiling bingo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::lib::messages::header`
[INFO] [stdout]  --> src/lib/server.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::lib::messages::header;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lib::reader::Reader`
[INFO] [stdout]  --> src/lib/client.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::lib::reader::Reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib/server.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut rd = Reader::new(rr);
[INFO] [stdout]    |                                  ^^ expected struct `tokio::io::ReadHalf`, found struct `tokio::net::tcp::ReadHalf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `tokio::io::ReadHalf<tokio::net::TcpStream>`
[INFO] [stdout]               found struct `tokio::net::tcp::ReadHalf<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib/client.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut conn = TcpStream::connect(addr).await?;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::prelude`
[INFO] [stdout]  --> src/lib/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bingo`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "29414d75624a0c2c8e02681b7839396bb2e662e7225ff1adf94bdb4bfdd837f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29414d75624a0c2c8e02681b7839396bb2e662e7225ff1adf94bdb4bfdd837f5", kill_on_drop: false }`
[INFO] [stdout] 29414d75624a0c2c8e02681b7839396bb2e662e7225ff1adf94bdb4bfdd837f5
