[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/beta-1.37-6/sources/1.36.0/gh/curiousbirds/mint"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/curiousbirds/mint'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/curiousbirds/mint" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/curiousbirds/mint"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/curiousbirds/mint'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b1eab110813cd38d2717f1cd49441df0842e17eb [INFO] sha for GitHub repo curiousbirds/mint: b1eab110813cd38d2717f1cd49441df0842e17eb [INFO] validating manifest of curiousbirds/mint on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of curiousbirds/mint on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/gh/curiousbirds/mint/Cargo.toml [INFO] crate curiousbirds/mint already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing curiousbirds/mint against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/curiousbirds/mint:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 28667cddb6a9a759bcdd7160682837d9c40003d726ad61a64a0737d4191b64e0 [INFO] running `"docker" "start" "-a" "28667cddb6a9a759bcdd7160682837d9c40003d726ad61a64a0737d4191b64e0"` [INFO] [stderr] Compiling signal-hook v0.1.7 [INFO] [stderr] Compiling mint v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: cannot borrow `*buffer` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/net/tcp.rs:173:25 [INFO] [stderr] | [INFO] [stderr] 168 | let line = buffer.split(|c| *c == LINE_SEPARATOR).next().unwrap(); [INFO] [stderr] | ------ immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 173 | 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: method is never used: `clear` [INFO] [stderr] --> src/ui/term/screen.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | 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] Finished dev [unoptimized + debuginfo] target(s) in 8.77s [INFO] running `"docker" "inspect" "28667cddb6a9a759bcdd7160682837d9c40003d726ad61a64a0737d4191b64e0"` [INFO] running `"docker" "rm" "-f" "28667cddb6a9a759bcdd7160682837d9c40003d726ad61a64a0737d4191b64e0"` [INFO] [stdout] 28667cddb6a9a759bcdd7160682837d9c40003d726ad61a64a0737d4191b64e0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/curiousbirds/mint:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 592f76997c1b3ca4a208f041f3ddae597ca5125718744c7438a1e3fd7fcc033a [INFO] running `"docker" "start" "-a" "592f76997c1b3ca4a208f041f3ddae597ca5125718744c7438a1e3fd7fcc033a"` [INFO] [stderr] Compiling mint v0.1.0 (/opt/crater/workdir) [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: cannot borrow `*buffer` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/net/tcp.rs:173:25 [INFO] [stderr] | [INFO] [stderr] 168 | let line = buffer.split(|c| *c == LINE_SEPARATOR).next().unwrap(); [INFO] [stderr] | ------ immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 173 | 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: method is never used: `clear` [INFO] [stderr] --> src/ui/term/screen.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn clear(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.18s [INFO] running `"docker" "inspect" "592f76997c1b3ca4a208f041f3ddae597ca5125718744c7438a1e3fd7fcc033a"` [INFO] running `"docker" "rm" "-f" "592f76997c1b3ca4a208f041f3ddae597ca5125718744c7438a1e3fd7fcc033a"` [INFO] [stdout] 592f76997c1b3ca4a208f041f3ddae597ca5125718744c7438a1e3fd7fcc033a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/curiousbirds/mint:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] ef739b0d784f88fcd7b6e0088647671d9959679c830cf97d37b885ffa00e8d09 [INFO] running `"docker" "start" "-a" "ef739b0d784f88fcd7b6e0088647671d9959679c830cf97d37b885ffa00e8d09"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/mint-bf5f51a209963894 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test ui::term::screen::point_order ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/mint-57d7e7686e5d67aa [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests mint [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "ef739b0d784f88fcd7b6e0088647671d9959679c830cf97d37b885ffa00e8d09"` [INFO] running `"docker" "rm" "-f" "ef739b0d784f88fcd7b6e0088647671d9959679c830cf97d37b885ffa00e8d09"` [INFO] [stdout] ef739b0d784f88fcd7b6e0088647671d9959679c830cf97d37b885ffa00e8d09