[INFO] cloning repository https://github.com/asciinema/vt-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asciinema/vt-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasciinema%2Fvt-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasciinema%2Fvt-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ad36976cc1a359f10639d760fc00602ea5f0ce85 [INFO] testing asciinema/vt-rs against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasciinema%2Fvt-rs" "/workspace/builds/worker-29/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/asciinema/vt-rs on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/asciinema/vt-rs [INFO] finished tweaking git repo https://github.com/asciinema/vt-rs [INFO] tweaked toml for git repo https://github.com/asciinema/vt-rs written to /workspace/builds/worker-29/source/Cargo.toml [INFO] crate git repo https://github.com/asciinema/vt-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5918c8667377d5d7c1b26f2f346f2df1c0781612383dc1cecab2c8357fbcf248 [INFO] running `Command { std: "docker" "start" "-a" "5918c8667377d5d7c1b26f2f346f2df1c0781612383dc1cecab2c8357fbcf248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5918c8667377d5d7c1b26f2f346f2df1c0781612383dc1cecab2c8357fbcf248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5918c8667377d5d7c1b26f2f346f2df1c0781612383dc1cecab2c8357fbcf248", kill_on_drop: false }` [INFO] [stdout] 5918c8667377d5d7c1b26f2f346f2df1c0781612383dc1cecab2c8357fbcf248 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c6eba82a3947355f88f1e65d172d9dcaafe954e2cb9a0adf4c394bd73bec80d [INFO] running `Command { std: "docker" "start" "-a" "1c6eba82a3947355f88f1e65d172d9dcaafe954e2cb9a0adf4c394bd73bec80d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling vt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:587:17 [INFO] [stdout] | [INFO] [stdout] 587 | &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_right(1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 587 | let _ = &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_right(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:849:13 [INFO] [stdout] | [INFO] [stdout] 849 | &mut self.buffer[self.cursor_y..=self.bottom_margin].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 849 | let _ = &mut self.buffer[self.cursor_y..=self.bottom_margin].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:854:13 [INFO] [stdout] | [INFO] [stdout] 854 | &mut self.buffer[self.cursor_y..].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 854 | let _ = &mut self.buffer[self.cursor_y..].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:866:13 [INFO] [stdout] | [INFO] [stdout] 866 | &mut self.buffer[self.cursor_y..end_index].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 866 | let _ = &mut self.buffer[self.cursor_y..end_index].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:871:13 [INFO] [stdout] | [INFO] [stdout] 871 | &mut self.buffer[self.cursor_y..self.rows].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 871 | let _ = &mut self.buffer[self.cursor_y..self.rows].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:884:9 [INFO] [stdout] | [INFO] [stdout] 884 | &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 884 | let _ = &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:1359:9 [INFO] [stdout] | [INFO] [stdout] 1359 | &mut self.buffer[self.top_margin..end_index].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1359 | let _ = &mut self.buffer[self.top_margin..end_index].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:1367:9 [INFO] [stdout] | [INFO] [stdout] 1367 | &mut self.buffer[self.top_margin..end_index].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1367 | let _ = &mut self.buffer[self.top_margin..end_index].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 55.91s [INFO] running `Command { std: "docker" "inspect" "1c6eba82a3947355f88f1e65d172d9dcaafe954e2cb9a0adf4c394bd73bec80d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c6eba82a3947355f88f1e65d172d9dcaafe954e2cb9a0adf4c394bd73bec80d", kill_on_drop: false }` [INFO] [stdout] 1c6eba82a3947355f88f1e65d172d9dcaafe954e2cb9a0adf4c394bd73bec80d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8bf8a8b2fe52836de9ccfcdc9f5bdf5f0c3b0c2eca3f74fc266be7d2beecd4e0 [INFO] running `Command { std: "docker" "start" "-a" "8bf8a8b2fe52836de9ccfcdc9f5bdf5f0c3b0c2eca3f74fc266be7d2beecd4e0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:587:17 [INFO] [stdout] | [INFO] [stdout] 587 | &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_right(1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 587 | let _ = &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_right(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:849:13 [INFO] [stdout] | [INFO] [stdout] 849 | &mut self.buffer[self.cursor_y..=self.bottom_margin].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 849 | let _ = &mut self.buffer[self.cursor_y..=self.bottom_margin].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:854:13 [INFO] [stdout] | [INFO] [stdout] 854 | &mut self.buffer[self.cursor_y..].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 854 | let _ = &mut self.buffer[self.cursor_y..].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:866:13 [INFO] [stdout] | [INFO] [stdout] 866 | &mut self.buffer[self.cursor_y..end_index].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 866 | let _ = &mut self.buffer[self.cursor_y..end_index].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:871:13 [INFO] [stdout] | [INFO] [stdout] 871 | &mut self.buffer[self.cursor_y..self.rows].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 871 | let _ = &mut self.buffer[self.cursor_y..self.rows].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:884:9 [INFO] [stdout] | [INFO] [stdout] 884 | &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 884 | let _ = &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:1359:9 [INFO] [stdout] | [INFO] [stdout] 1359 | &mut self.buffer[self.top_margin..end_index].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1359 | let _ = &mut self.buffer[self.top_margin..end_index].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:1367:9 [INFO] [stdout] | [INFO] [stdout] 1367 | &mut self.buffer[self.top_margin..end_index].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1367 | let _ = &mut self.buffer[self.top_margin..end_index].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling env_logger v0.8.3 [INFO] [stderr] Compiling quickcheck v1.0.3 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Compiling vt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:587:17 [INFO] [stdout] | [INFO] [stdout] 587 | &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_right(1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 587 | let _ = &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_right(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:849:13 [INFO] [stdout] | [INFO] [stdout] 849 | &mut self.buffer[self.cursor_y..=self.bottom_margin].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 849 | let _ = &mut self.buffer[self.cursor_y..=self.bottom_margin].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:854:13 [INFO] [stdout] | [INFO] [stdout] 854 | &mut self.buffer[self.cursor_y..].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 854 | let _ = &mut self.buffer[self.cursor_y..].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:866:13 [INFO] [stdout] | [INFO] [stdout] 866 | &mut self.buffer[self.cursor_y..end_index].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 866 | let _ = &mut self.buffer[self.cursor_y..end_index].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:871:13 [INFO] [stdout] | [INFO] [stdout] 871 | &mut self.buffer[self.cursor_y..self.rows].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 871 | let _ = &mut self.buffer[self.cursor_y..self.rows].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:884:9 [INFO] [stdout] | [INFO] [stdout] 884 | &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 884 | let _ = &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:1359:9 [INFO] [stdout] | [INFO] [stdout] 1359 | &mut self.buffer[self.top_margin..end_index].rotate_left(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1359 | let _ = &mut self.buffer[self.top_margin..end_index].rotate_left(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:1367:9 [INFO] [stdout] | [INFO] [stdout] 1367 | &mut self.buffer[self.top_margin..end_index].rotate_right(n); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1367 | let _ = &mut self.buffer[self.top_margin..end_index].rotate_right(n); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 22.22s [INFO] running `Command { std: "docker" "inspect" "8bf8a8b2fe52836de9ccfcdc9f5bdf5f0c3b0c2eca3f74fc266be7d2beecd4e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bf8a8b2fe52836de9ccfcdc9f5bdf5f0c3b0c2eca3f74fc266be7d2beecd4e0", kill_on_drop: false }` [INFO] [stdout] 8bf8a8b2fe52836de9ccfcdc9f5bdf5f0c3b0c2eca3f74fc266be7d2beecd4e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e9a01102e1cf144b8605da924b42345a3e263ed1c696228422efddef1cee9073 [INFO] running `Command { std: "docker" "start" "-a" "e9a01102e1cf144b8605da924b42345a3e263ed1c696228422efddef1cee9073", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:587:17 [INFO] [stderr] | [INFO] [stderr] 587 | &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_right(1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 587 | let _ = &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_right(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:849:13 [INFO] [stderr] | [INFO] [stderr] 849 | &mut self.buffer[self.cursor_y..=self.bottom_margin].rotate_right(n); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 849 | let _ = &mut self.buffer[self.cursor_y..=self.bottom_margin].rotate_right(n); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:854:13 [INFO] [stderr] | [INFO] [stderr] 854 | &mut self.buffer[self.cursor_y..].rotate_right(n); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 854 | let _ = &mut self.buffer[self.cursor_y..].rotate_right(n); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:866:13 [INFO] [stderr] | [INFO] [stderr] 866 | &mut self.buffer[self.cursor_y..end_index].rotate_left(n); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 866 | let _ = &mut self.buffer[self.cursor_y..end_index].rotate_left(n); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:871:13 [INFO] [stderr] | [INFO] [stderr] 871 | &mut self.buffer[self.cursor_y..self.rows].rotate_left(n); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 871 | let _ = &mut self.buffer[self.cursor_y..self.rows].rotate_left(n); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:884:9 [INFO] [stderr] | [INFO] [stderr] 884 | &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_left(n); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 884 | let _ = &mut self.buffer[self.cursor_y][self.cursor_x..].rotate_left(n); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:1359:9 [INFO] [stderr] | [INFO] [stderr] 1359 | &mut self.buffer[self.top_margin..end_index].rotate_left(n); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 1359 | let _ = &mut self.buffer[self.top_margin..end_index].rotate_left(n); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:1367:9 [INFO] [stderr] | [INFO] [stderr] 1367 | &mut self.buffer[self.top_margin..end_index].rotate_right(n); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 1367 | let _ = &mut self.buffer[self.top_margin..end_index].rotate_right(n); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `vt` (lib) generated 8 warnings [INFO] [stderr] warning: `vt` (lib test) generated 8 warnings (8 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/vt-e92cfc82faa04988) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test tests::default_tabs ... ok [INFO] [stdout] test tests::execute_cht ... ok [INFO] [stdout] test tests::execute_dch ... ok [INFO] [stdout] test tests::execute_dl ... ok [INFO] [stdout] test tests::execute_ech ... ok [INFO] [stdout] test tests::execute_ich ... ok [INFO] [stdout] test tests::execute_il ... ok [INFO] [stdout] test tests::execute_lf ... ok [INFO] [stdout] test tests::execute_sgr ... ok [INFO] [stdout] test tests::get_param ... ok [INFO] [stdout] test tests::execute_cbt ... ok [INFO] [stdout] test tests::qc_cursor_position ... ok [INFO] [stdout] test tests::qc_buffer_size ... ok [INFO] [stdout] test tests::qc_wrapping ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-cd0d970581b31da2) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test feed_str ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s [INFO] [stdout] [INFO] [stderr] Doc-tests vt [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e9a01102e1cf144b8605da924b42345a3e263ed1c696228422efddef1cee9073", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9a01102e1cf144b8605da924b42345a3e263ed1c696228422efddef1cee9073", kill_on_drop: false }` [INFO] [stdout] e9a01102e1cf144b8605da924b42345a3e263ed1c696228422efddef1cee9073