Nov 28 08:34:20.930 INFO checking bluecereal/t-render against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 08:34:20.932 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 08:34:21.466 INFO [stdout] 623164217cb76881a15141dd670651f94b9cb5baff6d49a066773d022aaa864c
Nov 28 08:34:21.467 INFO running `"docker" "start" "-a" "623164217cb76881a15141dd670651f94b9cb5baff6d49a066773d022aaa864c"`
Nov 28 08:34:23.040 INFO [stderr] usermod: no changes
Nov 28 08:34:23.128 INFO [stderr]     Checking termion v1.1.4
Nov 28 08:34:24.116 INFO [stderr]     Checking t-render v0.1.0 (/source)
Nov 28 08:34:24.692 INFO [stderr] warning: unused import: `std::fmt::Display`
Nov 28 08:34:24.692 INFO [stderr]  --> src/execution.rs:6:5
Nov 28 08:34:24.692 INFO [stderr]   |
Nov 28 08:34:24.692 INFO [stderr] 6 | use std::fmt::Display;
Nov 28 08:34:24.692 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.692 INFO [stderr]   |
Nov 28 08:34:24.692 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 08:34:24.693 INFO [stderr] 
Nov 28 08:34:24.792 INFO [stderr] warning: variable does not need to be mutable
Nov 28 08:34:24.793 INFO [stderr]  --> src/vertex.rs:4:9
Nov 28 08:34:24.796 INFO [stderr]   |
Nov 28 08:34:24.796 INFO [stderr] 4 |     let mut x_distance = this.get_x() - other.get_x();
Nov 28 08:34:24.796 INFO [stderr]   |         ----^^^^^^^^^^
Nov 28 08:34:24.796 INFO [stderr]   |         |
Nov 28 08:34:24.796 INFO [stderr]   |         help: remove this `mut`
Nov 28 08:34:24.796 INFO [stderr]   |
Nov 28 08:34:24.797 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 08:34:24.797 INFO [stderr] 
Nov 28 08:34:24.797 INFO [stderr] warning: variable does not need to be mutable
Nov 28 08:34:24.797 INFO [stderr]  --> src/vertex.rs:5:9
Nov 28 08:34:24.797 INFO [stderr]   |
Nov 28 08:34:24.797 INFO [stderr] 5 |     let mut y_distance = this.get_y() - other.get_y();
Nov 28 08:34:24.797 INFO [stderr]   |         ----^^^^^^^^^^
Nov 28 08:34:24.797 INFO [stderr]   |         |
Nov 28 08:34:24.797 INFO [stderr]   |         help: remove this `mut`
Nov 28 08:34:24.797 INFO [stderr] 
Nov 28 08:34:24.838 INFO [stderr] warning: function is never used: `distance_between`
Nov 28 08:34:24.838 INFO [stderr]  --> src/vertex.rs:3:1
Nov 28 08:34:24.839 INFO [stderr]   |
Nov 28 08:34:24.839 INFO [stderr] 3 | pub fn distance_between<C>(this: &Vertex<C>, other: &Vertex<C>) -> (u32, u32) where C: Copy + Clone + Color {
Nov 28 08:34:24.840 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.840 INFO [stderr]   |
Nov 28 08:34:24.840 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 08:34:24.840 INFO [stderr] 
Nov 28 08:34:24.840 INFO [stderr] warning: struct is never constructed: `Comparer`
Nov 28 08:34:24.840 INFO [stderr]  --> src/compare.rs:8:1
Nov 28 08:34:24.840 INFO [stderr]   |
Nov 28 08:34:24.840 INFO [stderr] 8 | pub struct Comparer<T: Comparable> {
Nov 28 08:34:24.840 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.840 INFO [stderr] 
Nov 28 08:34:24.840 INFO [stderr] warning: method is never used: `new`
Nov 28 08:34:24.840 INFO [stderr]   --> src/compare.rs:14:5
Nov 28 08:34:24.840 INFO [stderr]    |
Nov 28 08:34:24.840 INFO [stderr] 14 |     pub fn new(things: Vec<T>) -> Comparer<T> {
Nov 28 08:34:24.840 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.840 INFO [stderr] 
Nov 28 08:34:24.841 INFO [stderr] warning: method is never used: `update`
Nov 28 08:34:24.841 INFO [stderr]   --> src/compare.rs:21:5
Nov 28 08:34:24.841 INFO [stderr]    |
Nov 28 08:34:24.841 INFO [stderr] 21 |     pub fn update(&mut self) {
Nov 28 08:34:24.841 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.841 INFO [stderr] 
Nov 28 08:34:24.841 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:34:24.841 INFO [stderr]   --> src/execution.rs:26:9
Nov 28 08:34:24.841 INFO [stderr]    |
Nov 28 08:34:24.841 INFO [stderr] 26 |         write!(self.out, "{clear}", clear = termion::clear::All);
Nov 28 08:34:24.841 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.841 INFO [stderr]    |
Nov 28 08:34:24.841 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 08:34:24.841 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:34:24.841 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)
Nov 28 08:34:24.841 INFO [stderr] 
Nov 28 08:34:24.841 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:34:24.841 INFO [stderr]   --> src/execution.rs:28:13
Nov 28 08:34:24.841 INFO [stderr]    |
Nov 28 08:34:24.841 INFO [stderr] 28 | /             write!(self.out, "{}{color}!!{color_reset}", termion::cursor::Goto(vertex.get_x() as u16, vertex.get_y() as u16),
Nov 28 08:34:24.841 INFO [stderr] 29 | |                    color = color::Fg(vertex.get_color()),
Nov 28 08:34:24.841 INFO [stderr] 30 | |                    color_reset = color::Fg(color::Reset)
Nov 28 08:34:24.841 INFO [stderr] 31 | |                );
Nov 28 08:34:24.841 INFO [stderr]    | |_________________^
Nov 28 08:34:24.841 INFO [stderr]    |
Nov 28 08:34:24.841 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:34:24.842 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)
Nov 28 08:34:24.842 INFO [stderr] 
Nov 28 08:34:24.842 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:34:24.842 INFO [stderr]   --> src/execution.rs:32:13
Nov 28 08:34:24.842 INFO [stderr]    |
Nov 28 08:34:24.842 INFO [stderr] 32 |             write!(self.out, "{}", termion::cursor::Goto(1, 1));
Nov 28 08:34:24.842 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.842 INFO [stderr]    |
Nov 28 08:34:24.842 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:34:24.842 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)
Nov 28 08:34:24.842 INFO [stderr] 
Nov 28 08:34:24.888 INFO [stderr] warning: unused import: `std::fmt::Display`
Nov 28 08:34:24.888 INFO [stderr]  --> src/execution.rs:6:5
Nov 28 08:34:24.888 INFO [stderr]   |
Nov 28 08:34:24.888 INFO [stderr] 6 | use std::fmt::Display;
Nov 28 08:34:24.888 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.888 INFO [stderr]   |
Nov 28 08:34:24.888 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 08:34:24.892 INFO [stderr] 
Nov 28 08:34:24.960 INFO [stderr] warning: variable does not need to be mutable
Nov 28 08:34:24.960 INFO [stderr]  --> src/vertex.rs:4:9
Nov 28 08:34:24.960 INFO [stderr]   |
Nov 28 08:34:24.960 INFO [stderr] 4 |     let mut x_distance = this.get_x() - other.get_x();
Nov 28 08:34:24.960 INFO [stderr]   |         ----^^^^^^^^^^
Nov 28 08:34:24.960 INFO [stderr]   |         |
Nov 28 08:34:24.960 INFO [stderr]   |         help: remove this `mut`
Nov 28 08:34:24.960 INFO [stderr]   |
Nov 28 08:34:24.960 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 08:34:24.960 INFO [stderr] 
Nov 28 08:34:24.960 INFO [stderr] warning: variable does not need to be mutable
Nov 28 08:34:24.960 INFO [stderr]  --> src/vertex.rs:5:9
Nov 28 08:34:24.960 INFO [stderr]   |
Nov 28 08:34:24.960 INFO [stderr] 5 |     let mut y_distance = this.get_y() - other.get_y();
Nov 28 08:34:24.960 INFO [stderr]   |         ----^^^^^^^^^^
Nov 28 08:34:24.960 INFO [stderr]   |         |
Nov 28 08:34:24.960 INFO [stderr]   |         help: remove this `mut`
Nov 28 08:34:24.960 INFO [stderr] 
Nov 28 08:34:24.987 INFO [stderr] warning: function is never used: `distance_between`
Nov 28 08:34:24.987 INFO [stderr]  --> src/vertex.rs:3:1
Nov 28 08:34:24.987 INFO [stderr]   |
Nov 28 08:34:24.987 INFO [stderr] 3 | pub fn distance_between<C>(this: &Vertex<C>, other: &Vertex<C>) -> (u32, u32) where C: Copy + Clone + Color {
Nov 28 08:34:24.987 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.987 INFO [stderr]   |
Nov 28 08:34:24.987 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 08:34:24.987 INFO [stderr] 
Nov 28 08:34:24.987 INFO [stderr] warning: struct is never constructed: `Comparer`
Nov 28 08:34:24.987 INFO [stderr]  --> src/compare.rs:8:1
Nov 28 08:34:24.987 INFO [stderr]   |
Nov 28 08:34:24.987 INFO [stderr] 8 | pub struct Comparer<T: Comparable> {
Nov 28 08:34:24.987 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.987 INFO [stderr] 
Nov 28 08:34:24.987 INFO [stderr] warning: method is never used: `new`
Nov 28 08:34:24.987 INFO [stderr]   --> src/compare.rs:14:5
Nov 28 08:34:24.987 INFO [stderr]    |
Nov 28 08:34:24.987 INFO [stderr] 14 |     pub fn new(things: Vec<T>) -> Comparer<T> {
Nov 28 08:34:24.987 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.987 INFO [stderr] 
Nov 28 08:34:24.987 INFO [stderr] warning: method is never used: `update`
Nov 28 08:34:24.988 INFO [stderr]   --> src/compare.rs:21:5
Nov 28 08:34:24.988 INFO [stderr]    |
Nov 28 08:34:24.988 INFO [stderr] 21 |     pub fn update(&mut self) {
Nov 28 08:34:24.988 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.988 INFO [stderr] 
Nov 28 08:34:24.988 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:34:24.988 INFO [stderr]   --> src/execution.rs:26:9
Nov 28 08:34:24.988 INFO [stderr]    |
Nov 28 08:34:24.988 INFO [stderr] 26 |         write!(self.out, "{clear}", clear = termion::clear::All);
Nov 28 08:34:24.988 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.988 INFO [stderr]    |
Nov 28 08:34:24.988 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 08:34:24.988 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:34:24.988 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)
Nov 28 08:34:24.988 INFO [stderr] 
Nov 28 08:34:24.988 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:34:24.988 INFO [stderr]   --> src/execution.rs:28:13
Nov 28 08:34:24.988 INFO [stderr]    |
Nov 28 08:34:24.988 INFO [stderr] 28 | /             write!(self.out, "{}{color}!!{color_reset}", termion::cursor::Goto(vertex.get_x() as u16, vertex.get_y() as u16),
Nov 28 08:34:24.988 INFO [stderr] 29 | |                    color = color::Fg(vertex.get_color()),
Nov 28 08:34:24.988 INFO [stderr] 30 | |                    color_reset = color::Fg(color::Reset)
Nov 28 08:34:24.988 INFO [stderr] 31 | |                );
Nov 28 08:34:24.988 INFO [stderr]    | |_________________^
Nov 28 08:34:24.988 INFO [stderr]    |
Nov 28 08:34:24.988 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:34:24.988 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)
Nov 28 08:34:24.988 INFO [stderr] 
Nov 28 08:34:24.988 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:34:24.989 INFO [stderr]   --> src/execution.rs:32:13
Nov 28 08:34:24.989 INFO [stderr]    |
Nov 28 08:34:24.989 INFO [stderr] 32 |             write!(self.out, "{}", termion::cursor::Goto(1, 1));
Nov 28 08:34:24.989 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:34:24.989 INFO [stderr]    |
Nov 28 08:34:24.989 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:34:24.989 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)
Nov 28 08:34:24.989 INFO [stderr] 
Nov 28 08:34:25.020 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
Nov 28 08:34:25.036 INFO [stderr] su: No module specific data is present
Nov 28 08:34:25.682 INFO running `"docker" "inspect" "623164217cb76881a15141dd670651f94b9cb5baff6d49a066773d022aaa864c"`
Nov 28 08:34:25.995 INFO running `"docker" "rm" "-f" "623164217cb76881a15141dd670651f94b9cb5baff6d49a066773d022aaa864c"`
Nov 28 08:34:26.281 INFO [stdout] 623164217cb76881a15141dd670651f94b9cb5baff6d49a066773d022aaa864c