[INFO] cloning repository https://github.com/subhadeep-sengupta/my-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/subhadeep-sengupta/my-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubhadeep-sengupta%2Fmy-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubhadeep-sengupta%2Fmy-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a32c7ec3a737ee8116ba305c9350711519946d6e
[INFO] checking subhadeep-sengupta/my-redis against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubhadeep-sengupta%2Fmy-redis" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/subhadeep-sengupta/my-redis
[INFO] finished tweaking git repo https://github.com/subhadeep-sengupta/my-redis
[INFO] tweaked toml for git repo https://github.com/subhadeep-sengupta/my-redis written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/subhadeep-sengupta/my-redis on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/subhadeep-sengupta/my-redis 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0
[INFO] running `Command { std: "docker" "start" "1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking atoi v0.3.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking mini-redis v0.4.1
[INFO] [stderr]     Checking my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/bin/echo-server-copy.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     loop {
[INFO] [stdout]  9 | |         let (mut socket, _) = listener.accept().await?;
[INFO] [stdout] 10 | |
[INFO] [stdout] 11 | |         tokio::spawn(async move {
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         });
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/bin/echo-server-copy.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     loop {
[INFO] [stdout]  9 | |         let (mut socket, _) = listener.accept().await?;
[INFO] [stdout] 10 | |
[INFO] [stdout] 11 | |         tokio::spawn(async move {
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         });
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.19s
[INFO] running `Command { std: "docker" "inspect" "1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0", kill_on_drop: false }`
[INFO] [stdout] 1bda2cd27cddef7b8d65b2b199eff76ce1da32bda2d0b630cf8575b4ad1a15a0
