[INFO] cloning repository https://github.com/filipduler/GuessAWord
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/filipduler/GuessAWord" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffilipduler%2FGuessAWord", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffilipduler%2FGuessAWord'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c78a6c16ab4f6c13f776e235a651587ab8de2a36
[INFO] checking filipduler/GuessAWord/c78a6c16ab4f6c13f776e235a651587ab8de2a36 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffilipduler%2FGuessAWord" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/filipduler/GuessAWord on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/filipduler/GuessAWord
[INFO] finished tweaking git repo https://github.com/filipduler/GuessAWord
[INFO] tweaked toml for git repo https://github.com/filipduler/GuessAWord written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/filipduler/GuessAWord 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfdeb5ba38bc803c9ced495768d26676264b5851c11c892712f969aa5abb12f5
[INFO] running `Command { std: "docker" "start" "-a" "bfdeb5ba38bc803c9ced495768d26676264b5851c11c892712f969aa5abb12f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfdeb5ba38bc803c9ced495768d26676264b5851c11c892712f969aa5abb12f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfdeb5ba38bc803c9ced495768d26676264b5851c11c892712f969aa5abb12f5", kill_on_drop: false }`
[INFO] [stdout] bfdeb5ba38bc803c9ced495768d26676264b5851c11c892712f969aa5abb12f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e705491fc0a3a58ba7f5186a861c17302e7e5e19a3e8f5a91313419faeafc9bc
[INFO] running `Command { std: "docker" "start" "-a" "e705491fc0a3a58ba7f5186a861c17302e7e5e19a3e8f5a91313419faeafc9bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking library v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TryStreamExt`
[INFO] [stdout]  --> src/client/mod.rs:5:35
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::{SinkExt, StreamExt, TryStreamExt};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/bin_reader.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::server::TcpMessage`
[INFO] [stdout]  --> src/bin_reader.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::server::TcpMessage;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryStreamExt`
[INFO] [stdout]  --> src/client/mod.rs:5:35
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::{SinkExt, StreamExt, TryStreamExt};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/bin_reader.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::server::TcpMessage`
[INFO] [stdout]  --> src/bin_reader.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::server::TcpMessage;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/server/mod.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         _ => bail!("Unexpected command '{:?}'", flag)
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/server/mod.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 98  |         ClientMessage::Authorization => {
[INFO] [stdout]     |         ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |         ClientMessage::ListOfOpponents => {
[INFO] [stdout]     |         ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 121 |         ClientMessage::RequestMatch => {
[INFO] [stdout]     |         --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 141 |         ClientMessage::SendHint => {
[INFO] [stdout]     |         ----------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 176 |         _ => bail!("Unexpected command '{:?}'", flag)
[INFO] [stdout]     |         ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/server/mod.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         _ => bail!("Unexpected command '{:?}'", flag)
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/server/mod.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 98  |         ClientMessage::Authorization => {
[INFO] [stdout]     |         ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |         ClientMessage::ListOfOpponents => {
[INFO] [stdout]     |         ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 121 |         ClientMessage::RequestMatch => {
[INFO] [stdout]     |         --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 141 |         ClientMessage::SendHint => {
[INFO] [stdout]     |         ----------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 176 |         _ => bail!("Unexpected command '{:?}'", flag)
[INFO] [stdout]     |         ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.28s
[INFO] running `Command { std: "docker" "inspect" "e705491fc0a3a58ba7f5186a861c17302e7e5e19a3e8f5a91313419faeafc9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e705491fc0a3a58ba7f5186a861c17302e7e5e19a3e8f5a91313419faeafc9bc", kill_on_drop: false }`
[INFO] [stdout] e705491fc0a3a58ba7f5186a861c17302e7e5e19a3e8f5a91313419faeafc9bc
