Dec 04 21:43:23.365 INFO checking bluecereal/t-render against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481 Dec 04 21:43:23.365 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 04 21:43:23.544 INFO [stdout] 9fcc69817849beaf34c60a5f72a35612a03e82dd1a649bb0675bb26310b33752 Dec 04 21:43:23.547 INFO running `"docker" "start" "-a" "9fcc69817849beaf34c60a5f72a35612a03e82dd1a649bb0675bb26310b33752"` Dec 04 21:43:24.002 INFO [stderr] usermod: no changes Dec 04 21:43:24.039 INFO [stderr] Checking t-render v0.1.0 (/source) Dec 04 21:43:24.362 INFO [stderr] warning: unused import: `std::fmt::Display` Dec 04 21:43:24.362 INFO [stderr] --> src/execution.rs:6:5 Dec 04 21:43:24.362 INFO [stderr] | Dec 04 21:43:24.362 INFO [stderr] 6 | use std::fmt::Display; Dec 04 21:43:24.362 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.362 INFO [stderr] | Dec 04 21:43:24.362 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 21:43:24.362 INFO [stderr] Dec 04 21:43:24.400 INFO [stderr] warning: unused import: `std::fmt::Display` Dec 04 21:43:24.400 INFO [stderr] --> src/execution.rs:6:5 Dec 04 21:43:24.400 INFO [stderr] | Dec 04 21:43:24.400 INFO [stderr] 6 | use std::fmt::Display; Dec 04 21:43:24.400 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.400 INFO [stderr] | Dec 04 21:43:24.400 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 21:43:24.400 INFO [stderr] Dec 04 21:43:24.418 INFO [stderr] warning: variable does not need to be mutable Dec 04 21:43:24.419 INFO [stderr] --> src/vertex.rs:4:9 Dec 04 21:43:24.419 INFO [stderr] | Dec 04 21:43:24.419 INFO [stderr] 4 | let mut x_distance = this.get_x() - other.get_x(); Dec 04 21:43:24.419 INFO [stderr] | ----^^^^^^^^^^ Dec 04 21:43:24.419 INFO [stderr] | | Dec 04 21:43:24.419 INFO [stderr] | help: remove this `mut` Dec 04 21:43:24.419 INFO [stderr] | Dec 04 21:43:24.419 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 21:43:24.419 INFO [stderr] Dec 04 21:43:24.419 INFO [stderr] warning: variable does not need to be mutable Dec 04 21:43:24.419 INFO [stderr] --> src/vertex.rs:5:9 Dec 04 21:43:24.419 INFO [stderr] | Dec 04 21:43:24.419 INFO [stderr] 5 | let mut y_distance = this.get_y() - other.get_y(); Dec 04 21:43:24.419 INFO [stderr] | ----^^^^^^^^^^ Dec 04 21:43:24.419 INFO [stderr] | | Dec 04 21:43:24.419 INFO [stderr] | help: remove this `mut` Dec 04 21:43:24.419 INFO [stderr] Dec 04 21:43:24.443 INFO [stderr] warning: function is never used: `distance_between` Dec 04 21:43:24.443 INFO [stderr] --> src/vertex.rs:3:1 Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] 3 | pub fn distance_between(this: &Vertex, other: &Vertex) -> (u32, u32) where C: Copy + Clone + Color { Dec 04 21:43:24.443 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 04 21:43:24.443 INFO [stderr] Dec 04 21:43:24.443 INFO [stderr] warning: struct is never constructed: `Comparer` Dec 04 21:43:24.443 INFO [stderr] --> src/compare.rs:8:1 Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] 8 | pub struct Comparer { Dec 04 21:43:24.443 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.443 INFO [stderr] Dec 04 21:43:24.443 INFO [stderr] warning: method is never used: `new` Dec 04 21:43:24.443 INFO [stderr] --> src/compare.rs:14:5 Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] 14 | pub fn new(things: Vec) -> Comparer { Dec 04 21:43:24.443 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.443 INFO [stderr] Dec 04 21:43:24.443 INFO [stderr] warning: method is never used: `update` Dec 04 21:43:24.443 INFO [stderr] --> src/compare.rs:21:5 Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] 21 | pub fn update(&mut self) { Dec 04 21:43:24.443 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.443 INFO [stderr] Dec 04 21:43:24.443 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 21:43:24.443 INFO [stderr] --> src/execution.rs:26:9 Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] 26 | write!(self.out, "{clear}", clear = termion::clear::All); Dec 04 21:43:24.443 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 04 21:43:24.443 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 21:43:24.443 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 04 21:43:24.443 INFO [stderr] Dec 04 21:43:24.443 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 21:43:24.443 INFO [stderr] --> src/execution.rs:28:13 Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] 28 | / write!(self.out, "{}{color}!!{color_reset}", termion::cursor::Goto(vertex.get_x() as u16, vertex.get_y() as u16), Dec 04 21:43:24.443 INFO [stderr] 29 | | color = color::Fg(vertex.get_color()), Dec 04 21:43:24.443 INFO [stderr] 30 | | color_reset = color::Fg(color::Reset) Dec 04 21:43:24.443 INFO [stderr] 31 | | ); Dec 04 21:43:24.443 INFO [stderr] | |_________________^ Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 21:43:24.443 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 04 21:43:24.443 INFO [stderr] Dec 04 21:43:24.443 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 21:43:24.443 INFO [stderr] --> src/execution.rs:32:13 Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] 32 | write!(self.out, "{}", termion::cursor::Goto(1, 1)); Dec 04 21:43:24.443 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.443 INFO [stderr] | Dec 04 21:43:24.443 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 21:43:24.443 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 04 21:43:24.443 INFO [stderr] Dec 04 21:43:24.462 INFO [stderr] warning: variable does not need to be mutable Dec 04 21:43:24.462 INFO [stderr] --> src/vertex.rs:4:9 Dec 04 21:43:24.462 INFO [stderr] | Dec 04 21:43:24.462 INFO [stderr] 4 | let mut x_distance = this.get_x() - other.get_x(); Dec 04 21:43:24.462 INFO [stderr] | ----^^^^^^^^^^ Dec 04 21:43:24.462 INFO [stderr] | | Dec 04 21:43:24.462 INFO [stderr] | help: remove this `mut` Dec 04 21:43:24.462 INFO [stderr] | Dec 04 21:43:24.462 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 21:43:24.462 INFO [stderr] Dec 04 21:43:24.463 INFO [stderr] warning: variable does not need to be mutable Dec 04 21:43:24.463 INFO [stderr] --> src/vertex.rs:5:9 Dec 04 21:43:24.463 INFO [stderr] | Dec 04 21:43:24.463 INFO [stderr] 5 | let mut y_distance = this.get_y() - other.get_y(); Dec 04 21:43:24.463 INFO [stderr] | ----^^^^^^^^^^ Dec 04 21:43:24.463 INFO [stderr] | | Dec 04 21:43:24.463 INFO [stderr] | help: remove this `mut` Dec 04 21:43:24.463 INFO [stderr] Dec 04 21:43:24.499 INFO [stderr] warning: function is never used: `distance_between` Dec 04 21:43:24.499 INFO [stderr] --> src/vertex.rs:3:1 Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] 3 | pub fn distance_between(this: &Vertex, other: &Vertex) -> (u32, u32) where C: Copy + Clone + Color { Dec 04 21:43:24.499 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 04 21:43:24.499 INFO [stderr] Dec 04 21:43:24.499 INFO [stderr] warning: struct is never constructed: `Comparer` Dec 04 21:43:24.499 INFO [stderr] --> src/compare.rs:8:1 Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] 8 | pub struct Comparer { Dec 04 21:43:24.499 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.499 INFO [stderr] Dec 04 21:43:24.499 INFO [stderr] warning: method is never used: `new` Dec 04 21:43:24.499 INFO [stderr] --> src/compare.rs:14:5 Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] 14 | pub fn new(things: Vec) -> Comparer { Dec 04 21:43:24.499 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.499 INFO [stderr] Dec 04 21:43:24.499 INFO [stderr] warning: method is never used: `update` Dec 04 21:43:24.499 INFO [stderr] --> src/compare.rs:21:5 Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] 21 | pub fn update(&mut self) { Dec 04 21:43:24.499 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.499 INFO [stderr] Dec 04 21:43:24.499 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 21:43:24.499 INFO [stderr] --> src/execution.rs:26:9 Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] 26 | write!(self.out, "{clear}", clear = termion::clear::All); Dec 04 21:43:24.499 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 04 21:43:24.499 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 21:43:24.499 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 04 21:43:24.499 INFO [stderr] Dec 04 21:43:24.499 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 21:43:24.499 INFO [stderr] --> src/execution.rs:28:13 Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] 28 | / write!(self.out, "{}{color}!!{color_reset}", termion::cursor::Goto(vertex.get_x() as u16, vertex.get_y() as u16), Dec 04 21:43:24.499 INFO [stderr] 29 | | color = color::Fg(vertex.get_color()), Dec 04 21:43:24.499 INFO [stderr] 30 | | color_reset = color::Fg(color::Reset) Dec 04 21:43:24.499 INFO [stderr] 31 | | ); Dec 04 21:43:24.499 INFO [stderr] | |_________________^ Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 21:43:24.499 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 04 21:43:24.499 INFO [stderr] Dec 04 21:43:24.499 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 21:43:24.499 INFO [stderr] --> src/execution.rs:32:13 Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] 32 | write!(self.out, "{}", termion::cursor::Goto(1, 1)); Dec 04 21:43:24.499 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 21:43:24.499 INFO [stderr] | Dec 04 21:43:24.499 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 21:43:24.499 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 04 21:43:24.499 INFO [stderr] Dec 04 21:43:24.515 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.49s Dec 04 21:43:24.519 INFO [stderr] su: No module specific data is present Dec 04 21:43:24.952 INFO running `"docker" "inspect" "9fcc69817849beaf34c60a5f72a35612a03e82dd1a649bb0675bb26310b33752"` Dec 04 21:43:25.036 INFO running `"docker" "rm" "-f" "9fcc69817849beaf34c60a5f72a35612a03e82dd1a649bb0675bb26310b33752"` Dec 04 21:43:25.123 INFO [stdout] 9fcc69817849beaf34c60a5f72a35612a03e82dd1a649bb0675bb26310b33752