[INFO] fetching crate laststraw-core 0.2.5...
[INFO] testing laststraw-core-0.2.5 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate laststraw-core 0.2.5 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate laststraw-core 0.2.5
[INFO] finished tweaking crates.io crate laststraw-core 0.2.5
[INFO] tweaked toml for crates.io crate laststraw-core 0.2.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate laststraw-core 0.2.5 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate laststraw-core 0.2.5 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusttype v0.9.3
[INFO] [stderr]   Downloaded cc v1.2.2
[INFO] [stderr]   Downloaded minifb v0.27.0
[INFO] [stderr]   Downloaded freetype-rs v0.37.0
[INFO] [stderr]   Downloaded owned_ttf_parser v0.15.2
[INFO] [stderr]   Downloaded sdl2 v0.35.2
[INFO] [stderr]   Downloaded freetype-sys v0.21.0
[INFO] [stderr]   Downloaded sdl2-sys v0.35.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c58b8fc7141f5d7c766dc78be954406acedccd2ed3fbf3f6c42bf27abc74a356
[INFO] running `Command { std: "docker" "start" "-a" "c58b8fc7141f5d7c766dc78be954406acedccd2ed3fbf3f6c42bf27abc74a356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c58b8fc7141f5d7c766dc78be954406acedccd2ed3fbf3f6c42bf27abc74a356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58b8fc7141f5d7c766dc78be954406acedccd2ed3fbf3f6c42bf27abc74a356", kill_on_drop: false }`
[INFO] [stdout] c58b8fc7141f5d7c766dc78be954406acedccd2ed3fbf3f6c42bf27abc74a356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d1d947da91b363ecaf47c9f19d6fc29703e175e5cd2af6cad76074d513d6651
[INFO] running `Command { std: "docker" "start" "-a" "9d1d947da91b363ecaf47c9f19d6fc29703e175e5cd2af6cad76074d513d6651", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling xml-rs v0.8.25
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling xcursor v0.3.8
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling raw-window-handle v0.6.2
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling freetype-sys v0.21.0
[INFO] [stderr]    Compiling minifb v0.27.0
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling owned_ttf_parser v0.15.2
[INFO] [stderr]    Compiling rusttype v0.9.3
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling freetype-rs v0.37.0
[INFO] [stderr]    Compiling tempfile v3.16.0
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling wayland-cursor v0.29.5
[INFO] [stderr]    Compiling laststraw-core v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `minifb::Window::limit_update_rate`: use set_fps_target instead, this function will be removed in the future.
[INFO] [stdout]    --> src/lib.rs:794:14
[INFO] [stdout]     |
[INFO] [stdout] 794 |             .limit_update_rate(Some(std::time::Duration::from_secs_f32(1.0 / fps)));
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:596:13
[INFO] [stdout]     |
[INFO] [stdout] 596 |         let mut text: &str;
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/lib.rs:612:13
[INFO] [stdout]     |
[INFO] [stdout] 612 |         for line in 0..last_line {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `letter_input_checked` is never read
[INFO] [stdout]    --> src/lib.rs:728:13
[INFO] [stdout]     |
[INFO] [stdout] 728 |             letter_input_checked = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `letter_input_checked` is never read
[INFO] [stdout]    --> src/lib.rs:749:13
[INFO] [stdout]     |
[INFO] [stdout] 749 |             letter_input_checked = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `backspace` is never read
[INFO] [stdout]    --> src/lib.rs:748:13
[INFO] [stdout]     |
[INFO] [stdout] 748 |             backspace = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `already_removed_line` is never read
[INFO] [stdout]    --> src/lib.rs:740:21
[INFO] [stdout]     |
[INFO] [stdout] 740 |                     already_removed_line = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.60s
[INFO] running `Command { std: "docker" "inspect" "9d1d947da91b363ecaf47c9f19d6fc29703e175e5cd2af6cad76074d513d6651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d1d947da91b363ecaf47c9f19d6fc29703e175e5cd2af6cad76074d513d6651", kill_on_drop: false }`
[INFO] [stdout] 9d1d947da91b363ecaf47c9f19d6fc29703e175e5cd2af6cad76074d513d6651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 615519ab4465ea9813ce36bcd2a425b2112350c843b3d2cd7590bf7352b244e0
[INFO] running `Command { std: "docker" "start" "-a" "615519ab4465ea9813ce36bcd2a425b2112350c843b3d2cd7590bf7352b244e0", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated method `minifb::Window::limit_update_rate`: use set_fps_target instead, this function will be removed in the future.
[INFO] [stdout]    --> src/lib.rs:794:14
[INFO] [stdout]     |
[INFO] [stdout] 794 |             .limit_update_rate(Some(std::time::Duration::from_secs_f32(1.0 / fps)));
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:596:13
[INFO] [stdout]     |
[INFO] [stdout] 596 |         let mut text: &str;
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/lib.rs:612:13
[INFO] [stdout]     |
[INFO] [stdout] 612 |         for line in 0..last_line {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `letter_input_checked` is never read
[INFO] [stdout]    --> src/lib.rs:728:13
[INFO] [stdout]     |
[INFO] [stdout] 728 |             letter_input_checked = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling laststraw-core v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `letter_input_checked` is never read
[INFO] [stdout]    --> src/lib.rs:749:13
[INFO] [stdout]     |
[INFO] [stdout] 749 |             letter_input_checked = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `backspace` is never read
[INFO] [stdout]    --> src/lib.rs:748:13
[INFO] [stdout]     |
[INFO] [stdout] 748 |             backspace = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `already_removed_line` is never read
[INFO] [stdout]    --> src/lib.rs:740:21
[INFO] [stdout]     |
[INFO] [stdout] 740 |                     already_removed_line = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `minifb::Window::limit_update_rate`: use set_fps_target instead, this function will be removed in the future.
[INFO] [stdout]    --> src/lib.rs:794:14
[INFO] [stdout]     |
[INFO] [stdout] 794 |             .limit_update_rate(Some(std::time::Duration::from_secs_f32(1.0 / fps)));
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:596:13
[INFO] [stdout]     |
[INFO] [stdout] 596 |         let mut text: &str;
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/lib.rs:612:13
[INFO] [stdout]     |
[INFO] [stdout] 612 |         for line in 0..last_line {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `letter_input_checked` is never read
[INFO] [stdout]    --> src/lib.rs:728:13
[INFO] [stdout]     |
[INFO] [stdout] 728 |             letter_input_checked = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `letter_input_checked` is never read
[INFO] [stdout]    --> src/lib.rs:749:13
[INFO] [stdout]     |
[INFO] [stdout] 749 |             letter_input_checked = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `backspace` is never read
[INFO] [stdout]    --> src/lib.rs:748:13
[INFO] [stdout]     |
[INFO] [stdout] 748 |             backspace = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `already_removed_line` is never read
[INFO] [stdout]    --> src/lib.rs:740:21
[INFO] [stdout]     |
[INFO] [stdout] 740 |                     already_removed_line = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "615519ab4465ea9813ce36bcd2a425b2112350c843b3d2cd7590bf7352b244e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "615519ab4465ea9813ce36bcd2a425b2112350c843b3d2cd7590bf7352b244e0", kill_on_drop: false }`
[INFO] [stdout] 615519ab4465ea9813ce36bcd2a425b2112350c843b3d2cd7590bf7352b244e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3a3740964651d480707c0dbe9aeadecc5b65136e788964df8f2d0c9ce177d0b
[INFO] running `Command { std: "docker" "start" "-a" "e3a3740964651d480707c0dbe9aeadecc5b65136e788964df8f2d0c9ce177d0b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `minifb::Window::limit_update_rate`: use set_fps_target instead, this function will be removed in the future.
[INFO] [stderr]    --> src/lib.rs:794:14
[INFO] [stderr]     |
[INFO] [stderr] 794 |             .limit_update_rate(Some(std::time::Duration::from_secs_f32(1.0 / fps)));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:596:13
[INFO] [stderr]     |
[INFO] [stderr] 596 |         let mut text: &str;
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line`
[INFO] [stderr]    --> src/lib.rs:612:13
[INFO] [stderr]     |
[INFO] [stderr] 612 |         for line in 0..last_line {
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `letter_input_checked` is never read
[INFO] [stderr]    --> src/lib.rs:728:13
[INFO] [stderr]     |
[INFO] [stderr] 728 |             letter_input_checked = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `letter_input_checked` is never read
[INFO] [stderr]    --> src/lib.rs:749:13
[INFO] [stderr]     |
[INFO] [stderr] 749 |             letter_input_checked = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `backspace` is never read
[INFO] [stderr]    --> src/lib.rs:748:13
[INFO] [stderr]     |
[INFO] [stderr] 748 |             backspace = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `already_removed_line` is never read
[INFO] [stderr]    --> src/lib.rs:740:21
[INFO] [stderr]     |
[INFO] [stderr] 740 |                     already_removed_line = true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `laststraw-core` (lib) generated 7 warnings (run `cargo fix --lib -p laststraw-core` to apply 2 suggestions)
[INFO] [stderr] warning: `laststraw-core` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/laststraw_core-ea2cd8a4561e1f2a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests laststraw_core
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "e3a3740964651d480707c0dbe9aeadecc5b65136e788964df8f2d0c9ce177d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a3740964651d480707c0dbe9aeadecc5b65136e788964df8f2d0c9ce177d0b", kill_on_drop: false }`
[INFO] [stdout] e3a3740964651d480707c0dbe9aeadecc5b65136e788964df8f2d0c9ce177d0b
