[INFO] cloning repository https://github.com/maxi0604/hangtheman [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxi0604/hangtheman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxi0604%2Fhangtheman", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxi0604%2Fhangtheman'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3f09ab452954ced22a5d9e9b15a2fd9d5a7c89b6 [INFO] testing maxi0604/hangtheman against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxi0604%2Fhangtheman" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maxi0604/hangtheman on toolchain 1871252fc8bb672d40787e67404e6eaae7059369 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maxi0604/hangtheman [INFO] finished tweaking git repo https://github.com/maxi0604/hangtheman [INFO] tweaked toml for git repo https://github.com/maxi0604/hangtheman written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/maxi0604/hangtheman 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing maxi0604/hangtheman against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxi0604%2Fhangtheman" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maxi0604/hangtheman on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maxi0604/hangtheman [INFO] finished tweaking git repo https://github.com/maxi0604/hangtheman [INFO] tweaked toml for git repo https://github.com/maxi0604/hangtheman written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/maxi0604/hangtheman 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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 [ERROR] error running command: no output for 300 seconds [INFO] testing maxi0604/hangtheman against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxi0604%2Fhangtheman" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maxi0604/hangtheman on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maxi0604/hangtheman [INFO] finished tweaking git repo https://github.com/maxi0604/hangtheman [INFO] tweaked toml for git repo https://github.com/maxi0604/hangtheman written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/maxi0604/hangtheman 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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] 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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3acad58367c4515eb69e21433e7affdf0469b50e7924b89fe7eb4ccf405afb0 [INFO] running `Command { std: "docker" "start" "-a" "a3acad58367c4515eb69e21433e7affdf0469b50e7924b89fe7eb4ccf405afb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3acad58367c4515eb69e21433e7affdf0469b50e7924b89fe7eb4ccf405afb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3acad58367c4515eb69e21433e7affdf0469b50e7924b89fe7eb4ccf405afb0", kill_on_drop: false }` [INFO] [stdout] a3acad58367c4515eb69e21433e7affdf0469b50e7924b89fe7eb4ccf405afb0 [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c860a283c87cdeb666a654a9dc878026fa794cd93b378bfc307338cabeee6adf [INFO] running `Command { std: "docker" "start" "-a" "c860a283c87cdeb666a654a9dc878026fa794cd93b378bfc307338cabeee6adf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | w.write_all("Eine neue Runde beginnt.\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = w.write_all("Eine neue Runde beginnt.\n".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | / w.write_all( [INFO] [stdout] 57 | | format!( [INFO] [stdout] 58 | | "Aktueller Stand: {}. Versuche: {}/{}. Bereits geraten:{}\n", [INFO] [stdout] 59 | | session.underscore_string(), [INFO] [stdout] ... | [INFO] [stdout] 64 | | .as_bytes(), [INFO] [stdout] 65 | | ); [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = w.write_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | w.write_all("Rate einen Buchstaben oder ein Wort.\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 66 | let _ = w.write_all("Rate einen Buchstaben oder ein Wort.\n".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | r.read_line(&mut response); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = r.read_line(&mut response); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | / w.write_all( [INFO] [stdout] 85 | | format!( [INFO] [stdout] 86 | | "Aktueller Stand: {}. Versuche: {}/{}. Bereits geraten:{}\n", [INFO] [stdout] 87 | | session.underscore_string(), [INFO] [stdout] ... | [INFO] [stdout] 92 | | .as_bytes(), [INFO] [stdout] 93 | | ); [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 84 | let _ = w.write_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:94:17 [INFO] [stdout] | [INFO] [stdout] 94 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | w.write_all(message.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 106 | let _ = w.write_all(message.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:129:17 [INFO] [stdout] | [INFO] [stdout] 129 | ... writer.write_all(format!("Vielen Dank, dass Sie sich für HangTheMan {} entschieden haben.\n", env!("CARGO_PKG_VERSION")).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 129 | let _ = writer.write_all(format!("Vielen Dank, dass Sie sich für HangTheMan {} entschieden haben.\n", env!("CARGO_PKG_VERSION")).as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:130:17 [INFO] [stdout] | [INFO] [stdout] 130 | writer.write_all("Wir wünschen Ihnen einen angenehmen Aufenthalt.\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 130 | let _ = writer.write_all("Wir wünschen Ihnen einen angenehmen Aufenthalt.\n".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | writer.write_all(format!("Es sind bereits {}/{} Spieler*innen verbunden.\n\n", player_conns.len() + 1, n).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 131 | let _ = writer.write_all(format!("Es sind bereits {}/{} Spieler*innen verbunden.\n\n", player_conns.len() + 1, n).as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:132:17 [INFO] [stdout] | [INFO] [stdout] 132 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 132 | let _ = writer.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.37s [INFO] running `Command { std: "docker" "inspect" "c860a283c87cdeb666a654a9dc878026fa794cd93b378bfc307338cabeee6adf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c860a283c87cdeb666a654a9dc878026fa794cd93b378bfc307338cabeee6adf", kill_on_drop: false }` [INFO] [stdout] c860a283c87cdeb666a654a9dc878026fa794cd93b378bfc307338cabeee6adf [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15cf151d3f209515ca9eaefee04631d48643ec5b26ac158a0e8214923f4ef0e4 [INFO] running `Command { std: "docker" "start" "-a" "15cf151d3f209515ca9eaefee04631d48643ec5b26ac158a0e8214923f4ef0e4", kill_on_drop: false }` [INFO] [stderr] Compiling common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Compiling server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | w.write_all("Eine neue Runde beginnt.\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = w.write_all("Eine neue Runde beginnt.\n".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | / w.write_all( [INFO] [stdout] 57 | | format!( [INFO] [stdout] 58 | | "Aktueller Stand: {}. Versuche: {}/{}. Bereits geraten:{}\n", [INFO] [stdout] 59 | | session.underscore_string(), [INFO] [stdout] ... | [INFO] [stdout] 64 | | .as_bytes(), [INFO] [stdout] 65 | | ); [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = w.write_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | w.write_all("Rate einen Buchstaben oder ein Wort.\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 66 | let _ = w.write_all("Rate einen Buchstaben oder ein Wort.\n".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | r.read_line(&mut response); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = r.read_line(&mut response); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | / w.write_all( [INFO] [stdout] 85 | | format!( [INFO] [stdout] 86 | | "Aktueller Stand: {}. Versuche: {}/{}. Bereits geraten:{}\n", [INFO] [stdout] 87 | | session.underscore_string(), [INFO] [stdout] ... | [INFO] [stdout] 92 | | .as_bytes(), [INFO] [stdout] 93 | | ); [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 84 | let _ = w.write_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:94:17 [INFO] [stdout] | [INFO] [stdout] 94 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | w.write_all(message.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 106 | let _ = w.write_all(message.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:129:17 [INFO] [stdout] | [INFO] [stdout] 129 | ... writer.write_all(format!("Vielen Dank, dass Sie sich für HangTheMan {} entschieden haben.\n", env!("CARGO_PKG_VERSION")).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 129 | let _ = writer.write_all(format!("Vielen Dank, dass Sie sich für HangTheMan {} entschieden haben.\n", env!("CARGO_PKG_VERSION")).as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:130:17 [INFO] [stdout] | [INFO] [stdout] 130 | writer.write_all("Wir wünschen Ihnen einen angenehmen Aufenthalt.\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 130 | let _ = writer.write_all("Wir wünschen Ihnen einen angenehmen Aufenthalt.\n".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | writer.write_all(format!("Es sind bereits {}/{} Spieler*innen verbunden.\n\n", player_conns.len() + 1, n).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 131 | let _ = writer.write_all(format!("Es sind bereits {}/{} Spieler*innen verbunden.\n\n", player_conns.len() + 1, n).as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:132:17 [INFO] [stdout] | [INFO] [stdout] 132 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 132 | let _ = writer.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "15cf151d3f209515ca9eaefee04631d48643ec5b26ac158a0e8214923f4ef0e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15cf151d3f209515ca9eaefee04631d48643ec5b26ac158a0e8214923f4ef0e4", kill_on_drop: false }` [INFO] [stdout] 15cf151d3f209515ca9eaefee04631d48643ec5b26ac158a0e8214923f4ef0e4 [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a16aafad5dc52f91cb27cf8b7dc047106f1cb08cf1b1d0c92d5751a84afe5574 [INFO] running `Command { std: "docker" "start" "-a" "a16aafad5dc52f91cb27cf8b7dc047106f1cb08cf1b1d0c92d5751a84afe5574", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | w.write_all("Eine neue Runde beginnt.\n".as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 50 | let _ = w.write_all("Eine neue Runde beginnt.\n".as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | w.flush(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 51 | let _ = w.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | / w.write_all( [INFO] [stderr] 57 | | format!( [INFO] [stderr] 58 | | "Aktueller Stand: {}. Versuche: {}/{}. Bereits geraten:{}\n", [INFO] [stderr] 59 | | session.underscore_string(), [INFO] [stderr] ... | [INFO] [stderr] 64 | | .as_bytes(), [INFO] [stderr] 65 | | ); [INFO] [stderr] | |_________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 56 | let _ = w.write_all( [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | w.write_all("Rate einen Buchstaben oder ein Wort.\n".as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 66 | let _ = w.write_all("Rate einen Buchstaben oder ein Wort.\n".as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:67:17 [INFO] [stderr] | [INFO] [stderr] 67 | w.flush(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 67 | let _ = w.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | r.read_line(&mut response); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 70 | let _ = r.read_line(&mut response); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:84:17 [INFO] [stderr] | [INFO] [stderr] 84 | / w.write_all( [INFO] [stderr] 85 | | format!( [INFO] [stderr] 86 | | "Aktueller Stand: {}. Versuche: {}/{}. Bereits geraten:{}\n", [INFO] [stderr] 87 | | session.underscore_string(), [INFO] [stderr] ... | [INFO] [stderr] 92 | | .as_bytes(), [INFO] [stderr] 93 | | ); [INFO] [stderr] | |_________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 84 | let _ = w.write_all( [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stdout] running 0 tests [INFO] [stderr] --> server/src/main.rs:94:17 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 94 | w.flush(); [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 0 tests [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 94 | let _ = w.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | w.write_all(message.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 106 | let _ = w.write_all(message.as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:107:13 [INFO] [stderr] | [INFO] [stderr] 107 | w.flush(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 107 | let _ = w.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:129:17 [INFO] [stderr] | [INFO] [stderr] 129 | ... writer.write_all(format!("Vielen Dank, dass Sie sich für HangTheMan {} entschieden haben.\n", env!("CARGO_PKG_VERSION")).as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 129 | let _ = writer.write_all(format!("Vielen Dank, dass Sie sich für HangTheMan {} entschieden haben.\n", env!("CARGO_PKG_VERSION")).as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:130:17 [INFO] [stderr] | [INFO] [stderr] 130 | writer.write_all("Wir wünschen Ihnen einen angenehmen Aufenthalt.\n".as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 130 | let _ = writer.write_all("Wir wünschen Ihnen einen angenehmen Aufenthalt.\n".as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:131:17 [INFO] [stderr] | [INFO] [stderr] 131 | writer.write_all(format!("Es sind bereits {}/{} Spieler*innen verbunden.\n\n", player_conns.len() + 1, n).as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 131 | let _ = writer.write_all(format!("Es sind bereits {}/{} Spieler*innen verbunden.\n\n", player_conns.len() + 1, n).as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> server/src/main.rs:132:17 [INFO] [stderr] | [INFO] [stderr] 132 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 132 | let _ = writer.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `server` (bin "server" test) generated 14 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/common-46efc3da40dd6d68) [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/server-53d6f285f699dfd1) [INFO] running `Command { std: "docker" "inspect" "a16aafad5dc52f91cb27cf8b7dc047106f1cb08cf1b1d0c92d5751a84afe5574", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a16aafad5dc52f91cb27cf8b7dc047106f1cb08cf1b1d0c92d5751a84afe5574", kill_on_drop: false }` [INFO] [stdout] a16aafad5dc52f91cb27cf8b7dc047106f1cb08cf1b1d0c92d5751a84afe5574