[INFO] updating cached repository curiousbirds/mint [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/curiousbirds/mint [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/curiousbirds/mint" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/curiousbirds/mint"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/curiousbirds/mint'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/curiousbirds/mint" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/curiousbirds/mint"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/curiousbirds/mint'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7c78befbb079c8e4d94e0e9ec922444b26816e1c [INFO] sha for GitHub repo curiousbirds/mint: 7c78befbb079c8e4d94e0e9ec922444b26816e1c [INFO] validating manifest of curiousbirds/mint on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of curiousbirds/mint on toolchain try#f45cc3094ee337acd688771b9234318046b0572d [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing curiousbirds/mint [INFO] finished frobbing curiousbirds/mint [INFO] frobbed toml for curiousbirds/mint written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/curiousbirds/mint/Cargo.toml [INFO] started frobbing curiousbirds/mint [INFO] finished frobbing curiousbirds/mint [INFO] frobbed toml for curiousbirds/mint written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/curiousbirds/mint/Cargo.toml [INFO] crate curiousbirds/mint already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking curiousbirds/mint against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-6/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/curiousbirds/mint:/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 978394afd329c0d98af4a84a3ef74bab2341901401a5a750f7ca73a275eff134 [INFO] running `"docker" "start" "-a" "978394afd329c0d98af4a84a3ef74bab2341901401a5a750f7ca73a275eff134"` [INFO] [stderr] Checking mint v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/ui/term.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/ui/term.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream` [INFO] [stderr] --> src/net/tcp.rs:237:21 [INFO] [stderr] | [INFO] [stderr] 237 | let stream = match TcpStream::connect(&address_to_try) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_stream` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/tcp.rs:96:16 [INFO] [stderr] | [INFO] [stderr] 96 | Ok(mut results) => results.collect(), [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/tcp.rs:161:25 [INFO] [stderr] | [INFO] [stderr] 161 | let mut buffer = self.input_buffers.entry(cid).or_insert(Vec::new()); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*buffer` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/net/tcp.rs:172:25 [INFO] [stderr] | [INFO] [stderr] 167 | let line = buffer.split(|c| *c == LINE_SEPARATOR).next().unwrap(); [INFO] [stderr] | ------ immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 172 | buffer.drain(0..line.len() + 1); [INFO] [stderr] | ^^^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/tcp.rs:232:21 [INFO] [stderr] | [INFO] [stderr] 232 | if let Some(mut opts_left) = self.pending_requests.get_mut(&req) { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ui/term/input.rs:27:17 [INFO] [stderr] | [INFO] [stderr] 27 | let mut chunk: String = chunk.iter().collect(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream` [INFO] [stderr] --> src/net/tcp.rs:237:21 [INFO] [stderr] | [INFO] [stderr] 237 | let stream = match TcpStream::connect(&address_to_try) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_stream` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `clear` [INFO] [stderr] --> src/ui/term/screen.rs:344:5 [INFO] [stderr] | [INFO] [stderr] 344 | pub fn clear(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/tcp.rs:96:16 [INFO] [stderr] | [INFO] [stderr] 96 | Ok(mut results) => results.collect(), [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/tcp.rs:161:25 [INFO] [stderr] | [INFO] [stderr] 161 | let mut buffer = self.input_buffers.entry(cid).or_insert(Vec::new()); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*buffer` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/net/tcp.rs:172:25 [INFO] [stderr] | [INFO] [stderr] 167 | let line = buffer.split(|c| *c == LINE_SEPARATOR).next().unwrap(); [INFO] [stderr] | ------ immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 172 | buffer.drain(0..line.len() + 1); [INFO] [stderr] | ^^^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/tcp.rs:232:21 [INFO] [stderr] | [INFO] [stderr] 232 | if let Some(mut opts_left) = self.pending_requests.get_mut(&req) { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ui/term/input.rs:27:17 [INFO] [stderr] | [INFO] [stderr] 27 | let mut chunk: String = chunk.iter().collect(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `clear` [INFO] [stderr] --> src/ui/term/screen.rs:344:5 [INFO] [stderr] | [INFO] [stderr] 344 | pub fn clear(&mut self) { [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/main.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | tui.borrow_mut().push_to_window("default".to_string(), l); [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/main.rs:50:33 [INFO] [stderr] | [INFO] [stderr] 50 | Err(_) => { tui.borrow_mut().push_to_window("default".to_string(), [INFO] [stderr] | _________________________________^ [INFO] [stderr] 51 | | format!("Couldn't write to connection")); } [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/main.rs:55:17 [INFO] [stderr] | [INFO] [stderr] 55 | / tui.borrow_mut().push_to_window("default".to_string(), [INFO] [stderr] 56 | | format!("Unhandled event: {:?}", event)); [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/main.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | tui.borrow_mut().push_to_window("default".to_string(), l); [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/main.rs:50:33 [INFO] [stderr] | [INFO] [stderr] 50 | Err(_) => { tui.borrow_mut().push_to_window("default".to_string(), [INFO] [stderr] | _________________________________^ [INFO] [stderr] 51 | | format!("Couldn't write to connection")); } [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/main.rs:55:17 [INFO] [stderr] | [INFO] [stderr] 55 | / tui.borrow_mut().push_to_window("default".to_string(), [INFO] [stderr] 56 | | format!("Unhandled event: {:?}", event)); [INFO] [stderr] | |_________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.66s [INFO] running `"docker" "inspect" "978394afd329c0d98af4a84a3ef74bab2341901401a5a750f7ca73a275eff134"` [INFO] running `"docker" "rm" "-f" "978394afd329c0d98af4a84a3ef74bab2341901401a5a750f7ca73a275eff134"` [INFO] [stdout] 978394afd329c0d98af4a84a3ef74bab2341901401a5a750f7ca73a275eff134