[INFO] fetching crate lobby 0.0.1...
[INFO] checking lobby-0.0.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate lobby 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate lobby 0.0.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lobby 0.0.1
[INFO] finished tweaking crates.io crate lobby 0.0.1
[INFO] tweaked toml for crates.io crate lobby 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6fd7338d5cfc78bfb5c0f6d929c9de7f124994269bb622b04a35e1e4de744e0
[INFO] running `Command { std: "docker" "start" "-a" "f6fd7338d5cfc78bfb5c0f6d929c9de7f124994269bb622b04a35e1e4de744e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6fd7338d5cfc78bfb5c0f6d929c9de7f124994269bb622b04a35e1e4de744e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fd7338d5cfc78bfb5c0f6d929c9de7f124994269bb622b04a35e1e4de744e0", kill_on_drop: false }`
[INFO] [stdout] f6fd7338d5cfc78bfb5c0f6d929c9de7f124994269bb622b04a35e1e4de744e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcc277ef401178d49fad64103c6be5259b87f9487797f02f668f37ce7d8e5dc0
[INFO] running `Command { std: "docker" "start" "-a" "dcc277ef401178d49fad64103c6be5259b87f9487797f02f668f37ce7d8e5dc0", kill_on_drop: false }`
[INFO] [stderr]     Checking lobby v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::collections::VecMap`
[INFO] [stdout]   --> src/lib.rs:38:34
[INFO] [stdout]    |
[INFO] [stdout] 38 | use std::collections::{VecDeque, VecMap};
[INFO] [stdout]    |                                  ^^^^^^ no `VecMap` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let listener = try!(TcpListener::bind(&addr));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]   --> src/lib.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |                         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `net`
[INFO] [stdout]   --> src/lib.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for struct `JoinHandle`
[INFO] [stdout]   --> src/lib.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     thread: JoinHandle,
[INFO] [stdout]    |             ^^^^^^^^^^ expected 1 generic argument
[INFO] [stdout]    |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]    |
[INFO] [stdout] 53 |     thread: JoinHandle<T>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::VecMap`
[INFO] [stdout]   --> src/lib.rs:38:34
[INFO] [stdout]    |
[INFO] [stdout] 38 | use std::collections::{VecDeque, VecMap};
[INFO] [stdout]    |                                  ^^^^^^ no `VecMap` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:177:34
[INFO] [stdout]     |
[INFO] [stdout] 177 |             if let Err(e) = conn.write_all(data) {
[INFO] [stdout]     |                                  ^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let listener = try!(TcpListener::bind(&addr));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]   --> src/lib.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |                         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `net`
[INFO] [stdout]   --> src/lib.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for struct `JoinHandle`
[INFO] [stdout]   --> src/lib.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     thread: JoinHandle,
[INFO] [stdout]    |             ^^^^^^^^^^ expected 1 generic argument
[INFO] [stdout]    |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]    |
[INFO] [stdout] 53 |     thread: JoinHandle<T>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:177:34
[INFO] [stdout]     |
[INFO] [stdout] 177 |             if let Err(e) = conn.write_all(data) {
[INFO] [stdout]     |                                  ^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:204:22
[INFO] [stdout]     |
[INFO] [stdout] 204 |             match dr.try_recv() {
[INFO] [stdout]     |                      ^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/lib.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::io::{self, BufRead, Write, BufReader};
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0282, E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lobby` (lib) due to 8 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:204:22
[INFO] [stdout]     |
[INFO] [stdout] 204 |             match dr.try_recv() {
[INFO] [stdout]     |                      ^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/lib.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::io::{self, BufRead, Write, BufReader};
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0282, E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lobby` (lib test) due to 8 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dcc277ef401178d49fad64103c6be5259b87f9487797f02f668f37ce7d8e5dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc277ef401178d49fad64103c6be5259b87f9487797f02f668f37ce7d8e5dc0", kill_on_drop: false }`
[INFO] [stdout] dcc277ef401178d49fad64103c6be5259b87f9487797f02f668f37ce7d8e5dc0
[INFO] checking lobby-0.0.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate lobby 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate lobby 0.0.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lobby 0.0.1
[INFO] finished tweaking crates.io crate lobby 0.0.1
[INFO] tweaked toml for crates.io crate lobby 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6695f670fe9d5ae8ddc4385af247a88eee505fc6764db89963c158587350f4f
[INFO] running `Command { std: "docker" "start" "-a" "a6695f670fe9d5ae8ddc4385af247a88eee505fc6764db89963c158587350f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6695f670fe9d5ae8ddc4385af247a88eee505fc6764db89963c158587350f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6695f670fe9d5ae8ddc4385af247a88eee505fc6764db89963c158587350f4f", kill_on_drop: false }`
[INFO] [stdout] a6695f670fe9d5ae8ddc4385af247a88eee505fc6764db89963c158587350f4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db38ad41882568dd987831f315a1787d1f8a703e797f22a16aaeb2c5be648b9c
[INFO] running `Command { std: "docker" "start" "-a" "db38ad41882568dd987831f315a1787d1f8a703e797f22a16aaeb2c5be648b9c", kill_on_drop: false }`
[INFO] [stderr]     Checking lobby v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::collections::VecMap`
[INFO] [stdout]   --> src/lib.rs:38:34
[INFO] [stdout]    |
[INFO] [stdout] 38 | use std::collections::{VecDeque, VecMap};
[INFO] [stdout]    |                                  ^^^^^^ no `VecMap` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::VecMap`
[INFO] [stdout]   --> src/lib.rs:38:34
[INFO] [stdout]    |
[INFO] [stdout] 38 | use std::collections::{VecDeque, VecMap};
[INFO] [stdout]    |                                  ^^^^^^ no `VecMap` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let listener = try!(TcpListener::bind(&addr));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let listener = try!(TcpListener::bind(&addr));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]   --> src/lib.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |                         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]   --> src/lib.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |                         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `net`
[INFO] [stdout]   --> src/lib.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `net`
[INFO] [stdout]   --> src/lib.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(collections, io, net)]
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for struct `JoinHandle`
[INFO] [stdout]   --> src/lib.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     thread: JoinHandle,
[INFO] [stdout]    |             ^^^^^^^^^^ expected 1 generic argument
[INFO] [stdout]    |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]    |
[INFO] [stdout] 53 |     thread: JoinHandle<T>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for struct `JoinHandle`
[INFO] [stdout]   --> src/lib.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     thread: JoinHandle,
[INFO] [stdout]    |             ^^^^^^^^^^ expected 1 generic argument
[INFO] [stdout]    |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]    |
[INFO] [stdout] 53 |     thread: JoinHandle<T>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:177:34
[INFO] [stdout]     |
[INFO] [stdout] 177 |             if let Err(e) = conn.write_all(data) {
[INFO] [stdout]     |                                  ^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:177:34
[INFO] [stdout]     |
[INFO] [stdout] 177 |             if let Err(e) = conn.write_all(data) {
[INFO] [stdout]     |                                  ^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:204:22
[INFO] [stdout]     |
[INFO] [stdout] 204 |             match dr.try_recv() {
[INFO] [stdout]     |                      ^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:204:22
[INFO] [stdout]     |
[INFO] [stdout] 204 |             match dr.try_recv() {
[INFO] [stdout]     |                      ^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/lib.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::io::{self, BufRead, Write, BufReader};
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/lib.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::io::{self, BufRead, Write, BufReader};
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0282, E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0282, E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lobby` (lib test) due to 8 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `lobby` (lib) due to 8 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "db38ad41882568dd987831f315a1787d1f8a703e797f22a16aaeb2c5be648b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db38ad41882568dd987831f315a1787d1f8a703e797f22a16aaeb2c5be648b9c", kill_on_drop: false }`
[INFO] [stdout] db38ad41882568dd987831f315a1787d1f8a703e797f22a16aaeb2c5be648b9c
