Dec 18 03:13:48.276 INFO checking bluecereal/t-render against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252 Dec 18 03:13:48.276 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/bluecereal/t-render:/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=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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"` Dec 18 03:13:48.688 INFO [stdout] fdbc04a19eb5e79a1d8bd80e4087b05f9d695524bad574e54a0c21c5012d9e36 Dec 18 03:13:48.692 INFO running `"docker" "start" "-a" "fdbc04a19eb5e79a1d8bd80e4087b05f9d695524bad574e54a0c21c5012d9e36"` Dec 18 03:13:49.908 INFO [stderr] Checking t-render v0.1.0 (/opt/crater/workdir) Dec 18 03:13:50.225 INFO [stderr] warning: unused import: `std::fmt::Display` Dec 18 03:13:50.225 INFO [stderr] --> src/execution.rs:6:5 Dec 18 03:13:50.225 INFO [stderr] | Dec 18 03:13:50.225 INFO [stderr] 6 | use std::fmt::Display; Dec 18 03:13:50.225 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.225 INFO [stderr] | Dec 18 03:13:50.225 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 18 03:13:50.225 INFO [stderr] Dec 18 03:13:50.244 INFO [stderr] warning: unused import: `std::fmt::Display` Dec 18 03:13:50.244 INFO [stderr] --> src/execution.rs:6:5 Dec 18 03:13:50.244 INFO [stderr] | Dec 18 03:13:50.244 INFO [stderr] 6 | use std::fmt::Display; Dec 18 03:13:50.244 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.244 INFO [stderr] | Dec 18 03:13:50.244 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 18 03:13:50.244 INFO [stderr] Dec 18 03:13:50.296 INFO [stderr] warning: variable does not need to be mutable Dec 18 03:13:50.296 INFO [stderr] --> src/vertex.rs:4:9 Dec 18 03:13:50.296 INFO [stderr] | Dec 18 03:13:50.296 INFO [stderr] 4 | let mut x_distance = this.get_x() - other.get_x(); Dec 18 03:13:50.296 INFO [stderr] | ----^^^^^^^^^^ Dec 18 03:13:50.296 INFO [stderr] | | Dec 18 03:13:50.296 INFO [stderr] | help: remove this `mut` Dec 18 03:13:50.296 INFO [stderr] | Dec 18 03:13:50.296 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 18 03:13:50.296 INFO [stderr] Dec 18 03:13:50.296 INFO [stderr] warning: variable does not need to be mutable Dec 18 03:13:50.296 INFO [stderr] --> src/vertex.rs:5:9 Dec 18 03:13:50.296 INFO [stderr] | Dec 18 03:13:50.296 INFO [stderr] 5 | let mut y_distance = this.get_y() - other.get_y(); Dec 18 03:13:50.296 INFO [stderr] | ----^^^^^^^^^^ Dec 18 03:13:50.296 INFO [stderr] | | Dec 18 03:13:50.296 INFO [stderr] | help: remove this `mut` Dec 18 03:13:50.296 INFO [stderr] Dec 18 03:13:50.296 INFO [stderr] warning: variable does not need to be mutable Dec 18 03:13:50.296 INFO [stderr] --> src/vertex.rs:4:9 Dec 18 03:13:50.296 INFO [stderr] | Dec 18 03:13:50.297 INFO [stderr] 4 | let mut x_distance = this.get_x() - other.get_x(); Dec 18 03:13:50.297 INFO [stderr] | ----^^^^^^^^^^ Dec 18 03:13:50.297 INFO [stderr] | | Dec 18 03:13:50.297 INFO [stderr] | help: remove this `mut` Dec 18 03:13:50.297 INFO [stderr] | Dec 18 03:13:50.297 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 18 03:13:50.297 INFO [stderr] Dec 18 03:13:50.297 INFO [stderr] warning: variable does not need to be mutable Dec 18 03:13:50.297 INFO [stderr] --> src/vertex.rs:5:9 Dec 18 03:13:50.297 INFO [stderr] | Dec 18 03:13:50.297 INFO [stderr] 5 | let mut y_distance = this.get_y() - other.get_y(); Dec 18 03:13:50.297 INFO [stderr] | ----^^^^^^^^^^ Dec 18 03:13:50.297 INFO [stderr] | | Dec 18 03:13:50.297 INFO [stderr] | help: remove this `mut` Dec 18 03:13:50.297 INFO [stderr] Dec 18 03:13:50.312 INFO [stderr] warning: function is never used: `distance_between` Dec 18 03:13:50.312 INFO [stderr] --> src/vertex.rs:3:1 Dec 18 03:13:50.312 INFO [stderr] | Dec 18 03:13:50.312 INFO [stderr] 3 | pub fn distance_between(this: &Vertex, other: &Vertex) -> (u32, u32) where C: Copy + Clone + Color { Dec 18 03:13:50.312 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.312 INFO [stderr] | Dec 18 03:13:50.312 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 18 03:13:50.312 INFO [stderr] Dec 18 03:13:50.312 INFO [stderr] warning: struct is never constructed: `Comparer` Dec 18 03:13:50.312 INFO [stderr] --> src/compare.rs:8:1 Dec 18 03:13:50.312 INFO [stderr] | Dec 18 03:13:50.312 INFO [stderr] 8 | pub struct Comparer { Dec 18 03:13:50.312 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.312 INFO [stderr] Dec 18 03:13:50.312 INFO [stderr] warning: method is never used: `new` Dec 18 03:13:50.312 INFO [stderr] --> src/compare.rs:14:5 Dec 18 03:13:50.313 INFO [stderr] | Dec 18 03:13:50.313 INFO [stderr] 14 | pub fn new(things: Vec) -> Comparer { Dec 18 03:13:50.313 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.313 INFO [stderr] Dec 18 03:13:50.313 INFO [stderr] warning: method is never used: `update` Dec 18 03:13:50.313 INFO [stderr] --> src/compare.rs:21:5 Dec 18 03:13:50.313 INFO [stderr] | Dec 18 03:13:50.313 INFO [stderr] 21 | pub fn update(&mut self) { Dec 18 03:13:50.313 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.313 INFO [stderr] Dec 18 03:13:50.313 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 03:13:50.313 INFO [stderr] --> src/execution.rs:26:9 Dec 18 03:13:50.313 INFO [stderr] | Dec 18 03:13:50.313 INFO [stderr] 26 | write!(self.out, "{clear}", clear = termion::clear::All); Dec 18 03:13:50.313 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.313 INFO [stderr] | Dec 18 03:13:50.313 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 18 03:13:50.313 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 03:13:50.313 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 18 03:13:50.313 INFO [stderr] Dec 18 03:13:50.313 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 03:13:50.313 INFO [stderr] --> src/execution.rs:28:13 Dec 18 03:13:50.313 INFO [stderr] | Dec 18 03:13:50.313 INFO [stderr] 28 | / write!(self.out, "{}{color}!!{color_reset}", termion::cursor::Goto(vertex.get_x() as u16, vertex.get_y() as u16), Dec 18 03:13:50.313 INFO [stderr] 29 | | color = color::Fg(vertex.get_color()), Dec 18 03:13:50.313 INFO [stderr] 30 | | color_reset = color::Fg(color::Reset) Dec 18 03:13:50.313 INFO [stderr] 31 | | ); Dec 18 03:13:50.313 INFO [stderr] | |_________________^ Dec 18 03:13:50.313 INFO [stderr] | Dec 18 03:13:50.313 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 03:13:50.313 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 18 03:13:50.313 INFO [stderr] Dec 18 03:13:50.313 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 03:13:50.313 INFO [stderr] --> src/execution.rs:32:13 Dec 18 03:13:50.313 INFO [stderr] | Dec 18 03:13:50.313 INFO [stderr] 32 | write!(self.out, "{}", termion::cursor::Goto(1, 1)); Dec 18 03:13:50.313 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.313 INFO [stderr] | Dec 18 03:13:50.313 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 03:13:50.313 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 18 03:13:50.313 INFO [stderr] Dec 18 03:13:50.328 INFO [stderr] warning: function is never used: `distance_between` Dec 18 03:13:50.328 INFO [stderr] --> src/vertex.rs:3:1 Dec 18 03:13:50.328 INFO [stderr] | Dec 18 03:13:50.328 INFO [stderr] 3 | pub fn distance_between(this: &Vertex, other: &Vertex) -> (u32, u32) where C: Copy + Clone + Color { Dec 18 03:13:50.328 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.328 INFO [stderr] | Dec 18 03:13:50.328 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 18 03:13:50.328 INFO [stderr] Dec 18 03:13:50.328 INFO [stderr] warning: struct is never constructed: `Comparer` Dec 18 03:13:50.328 INFO [stderr] --> src/compare.rs:8:1 Dec 18 03:13:50.328 INFO [stderr] | Dec 18 03:13:50.328 INFO [stderr] 8 | pub struct Comparer { Dec 18 03:13:50.328 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.328 INFO [stderr] Dec 18 03:13:50.328 INFO [stderr] warning: method is never used: `new` Dec 18 03:13:50.328 INFO [stderr] --> src/compare.rs:14:5 Dec 18 03:13:50.328 INFO [stderr] | Dec 18 03:13:50.328 INFO [stderr] 14 | pub fn new(things: Vec) -> Comparer { Dec 18 03:13:50.328 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.328 INFO [stderr] Dec 18 03:13:50.328 INFO [stderr] warning: method is never used: `update` Dec 18 03:13:50.328 INFO [stderr] --> src/compare.rs:21:5 Dec 18 03:13:50.329 INFO [stderr] | Dec 18 03:13:50.329 INFO [stderr] 21 | pub fn update(&mut self) { Dec 18 03:13:50.329 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.329 INFO [stderr] Dec 18 03:13:50.329 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 03:13:50.329 INFO [stderr] --> src/execution.rs:26:9 Dec 18 03:13:50.329 INFO [stderr] | Dec 18 03:13:50.329 INFO [stderr] 26 | write!(self.out, "{clear}", clear = termion::clear::All); Dec 18 03:13:50.329 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.329 INFO [stderr] | Dec 18 03:13:50.329 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 18 03:13:50.329 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 03:13:50.329 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 18 03:13:50.329 INFO [stderr] Dec 18 03:13:50.331 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 03:13:50.331 INFO [stderr] --> src/execution.rs:28:13 Dec 18 03:13:50.331 INFO [stderr] | Dec 18 03:13:50.331 INFO [stderr] 28 | / write!(self.out, "{}{color}!!{color_reset}", termion::cursor::Goto(vertex.get_x() as u16, vertex.get_y() as u16), Dec 18 03:13:50.331 INFO [stderr] 29 | | color = color::Fg(vertex.get_color()), Dec 18 03:13:50.332 INFO [stderr] 30 | | color_reset = color::Fg(color::Reset) Dec 18 03:13:50.332 INFO [stderr] 31 | | ); Dec 18 03:13:50.332 INFO [stderr] | |_________________^ Dec 18 03:13:50.332 INFO [stderr] | Dec 18 03:13:50.332 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 03:13:50.332 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 18 03:13:50.332 INFO [stderr] Dec 18 03:13:50.332 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 03:13:50.332 INFO [stderr] --> src/execution.rs:32:13 Dec 18 03:13:50.332 INFO [stderr] | Dec 18 03:13:50.332 INFO [stderr] 32 | write!(self.out, "{}", termion::cursor::Goto(1, 1)); Dec 18 03:13:50.332 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 03:13:50.332 INFO [stderr] | Dec 18 03:13:50.332 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 03:13:50.332 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 18 03:13:50.332 INFO [stderr] Dec 18 03:13:50.376 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.49s Dec 18 03:13:51.002 INFO running `"docker" "inspect" "fdbc04a19eb5e79a1d8bd80e4087b05f9d695524bad574e54a0c21c5012d9e36"` Dec 18 03:13:51.270 INFO running `"docker" "rm" "-f" "fdbc04a19eb5e79a1d8bd80e4087b05f9d695524bad574e54a0c21c5012d9e36"` Dec 18 03:13:51.449 INFO [stdout] fdbc04a19eb5e79a1d8bd80e4087b05f9d695524bad574e54a0c21c5012d9e36