[INFO] updating cached repository TartanLlama/lines-of-action [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/TartanLlama/lines-of-action [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/TartanLlama/lines-of-action" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/TartanLlama/lines-of-action"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/TartanLlama/lines-of-action'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/TartanLlama/lines-of-action" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/TartanLlama/lines-of-action"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/TartanLlama/lines-of-action'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4d757dd5a5f6b2ab72074cfd64eaaa64318ce220 [INFO] sha for GitHub repo TartanLlama/lines-of-action: 4d757dd5a5f6b2ab72074cfd64eaaa64318ce220 [INFO] validating manifest of TartanLlama/lines-of-action on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of TartanLlama/lines-of-action on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing TartanLlama/lines-of-action [INFO] finished frobbing TartanLlama/lines-of-action [INFO] frobbed toml for TartanLlama/lines-of-action written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/TartanLlama/lines-of-action/Cargo.toml [INFO] started frobbing TartanLlama/lines-of-action [INFO] finished frobbing TartanLlama/lines-of-action [INFO] frobbed toml for TartanLlama/lines-of-action written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/TartanLlama/lines-of-action/Cargo.toml [INFO] crate TartanLlama/lines-of-action already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/TartanLlama/lines-of-action/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking TartanLlama/lines-of-action against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-0/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/TartanLlama/lines-of-action:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6ef8c356d609c62bad07c266a5b4805f5b89bb0858a77c3b4af99f5a6a30ea77 [INFO] running `"docker" "start" "-a" "6ef8c356d609c62bad07c266a5b4805f5b89bb0858a77c3b4af99f5a6a30ea77"` [INFO] [stderr] Checking sfml v0.9.3 [INFO] [stderr] Checking lines-of-action v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Display`, `Error`, `Formatter` [INFO] [stderr] --> src/board.rs:2:16 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fmt::{Formatter,Error,Display}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SocketAddr` [INFO] [stderr] --> src/server.rs:44:40 [INFO] [stderr] | [INFO] [stderr] 44 | use std::net::{TcpListener, TcpStream, SocketAddr}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Captures` [INFO] [stderr] --> src/server.rs:47:25 [INFO] [stderr] | [INFO] [stderr] 47 | use self::regex::{Regex,Captures}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Captures` [INFO] [stderr] --> src/api.rs:3:25 [INFO] [stderr] | [INFO] [stderr] 3 | use self::regex::{Regex,Captures}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `SocketAddr` [INFO] [stderr] --> src/api.rs:4:27 [INFO] [stderr] | [INFO] [stderr] 4 | use std::net::{TcpStream, SocketAddr, ToSocketAddrs}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Display`, `Error`, `Formatter` [INFO] [stderr] --> src/board.rs:2:16 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fmt::{Formatter,Error,Display}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SocketAddr` [INFO] [stderr] --> src/server.rs:44:40 [INFO] [stderr] | [INFO] [stderr] 44 | use std::net::{TcpListener, TcpStream, SocketAddr}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Captures` [INFO] [stderr] --> src/server.rs:47:25 [INFO] [stderr] | [INFO] [stderr] 47 | use self::regex::{Regex,Captures}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Captures` [INFO] [stderr] --> src/api.rs:3:25 [INFO] [stderr] | [INFO] [stderr] 3 | use self::regex::{Regex,Captures}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `SocketAddr` [INFO] [stderr] --> src/api.rs:4:27 [INFO] [stderr] | [INFO] [stderr] 4 | use std::net::{TcpStream, SocketAddr, ToSocketAddrs}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `handle` [INFO] [stderr] --> src/server.rs:180:5 [INFO] [stderr] | [INFO] [stderr] 180 | handle: thread::JoinHandle<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:82:15 [INFO] [stderr] | [INFO] [stderr] 82 | { stream.write(b"Move successful;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:84:15 [INFO] [stderr] | [INFO] [stderr] 84 | { stream.write(b"You can't move air, ya numpty;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:86:15 [INFO] [stderr] | [INFO] [stderr] 86 | { stream.write(b"Stick to your own pieces!;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:101:15 [INFO] [stderr] | [INFO] [stderr] 101 | { stream.write(format!("Oh, hai {}!;\n",name).as_bytes()); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:103:15 [INFO] [stderr] | [INFO] [stderr] 103 | { stream.write(b"You've already registered, you asshat;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:105:15 [INFO] [stderr] | [INFO] [stderr] 105 | { stream.write(b"The game is full, get tae;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:146:15 [INFO] [stderr] | [INFO] [stderr] 146 | { stream.write(format!("You are {:?} and {} wants to batter you;\n",col,opponent).as_bytes()); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:148:15 [INFO] [stderr] | [INFO] [stderr] 148 | { stream.write(b"Who even are you?;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | stream.write(b"You wot m8?;\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/api.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | stream.read(&mut c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/api.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | stream.read(&mut c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/api.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | stream.read(&mut c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: field is never used: `handle` [INFO] [stderr] --> src/server.rs:180:5 [INFO] [stderr] | [INFO] [stderr] 180 | handle: thread::JoinHandle<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:82:15 [INFO] [stderr] | [INFO] [stderr] 82 | { stream.write(b"Move successful;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:84:15 [INFO] [stderr] | [INFO] [stderr] 84 | { stream.write(b"You can't move air, ya numpty;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:86:15 [INFO] [stderr] | [INFO] [stderr] 86 | { stream.write(b"Stick to your own pieces!;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:101:15 [INFO] [stderr] | [INFO] [stderr] 101 | { stream.write(format!("Oh, hai {}!;\n",name).as_bytes()); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:103:15 [INFO] [stderr] | [INFO] [stderr] 103 | { stream.write(b"You've already registered, you asshat;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:105:15 [INFO] [stderr] | [INFO] [stderr] 105 | { stream.write(b"The game is full, get tae;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:146:15 [INFO] [stderr] | [INFO] [stderr] 146 | { stream.write(format!("You are {:?} and {} wants to batter you;\n",col,opponent).as_bytes()); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:148:15 [INFO] [stderr] | [INFO] [stderr] 148 | { stream.write(b"Who even are you?;\n"); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | stream.write(b"You wot m8?;\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/api.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | stream.read(&mut c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/api.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | stream.read(&mut c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/api.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | stream.read(&mut c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/main.rs:179:40 [INFO] [stderr] | [INFO] [stderr] 179 | self.players.insert(id,(Player::new(name.to_string()))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/main.rs:179:40 [INFO] [stderr] | [INFO] [stderr] 179 | self.players.insert(id,(Player::new(name.to_string()))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `unwrap` found for type `()` in the current scope [INFO] [stderr] --> src/main.rs:254:24 [INFO] [stderr] | [INFO] [stderr] 254 | env_logger::init().unwrap(); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error[E0599]: no method named `unwrap` found for type `()` in the current scope [INFO] [stderr] --> src/main.rs:254:24 [INFO] [stderr] | [INFO] [stderr] 254 | env_logger::init().unwrap(); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error: Could not compile `lines-of-action`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: Could not compile `lines-of-action`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "6ef8c356d609c62bad07c266a5b4805f5b89bb0858a77c3b4af99f5a6a30ea77"` [INFO] running `"docker" "rm" "-f" "6ef8c356d609c62bad07c266a5b4805f5b89bb0858a77c3b4af99f5a6a30ea77"` [INFO] [stdout] 6ef8c356d609c62bad07c266a5b4805f5b89bb0858a77c3b4af99f5a6a30ea77