Nov 16 19:46:53.165 INFO testing mgdm/med against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 19:46:53.167 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 16 19:46:53.545 INFO [stdout] cd1f86e28f7afe10f1f88fdc16cc91604324f109ea376d800890d80490895c3a
Nov 16 19:46:53.554 INFO running `"docker" "start" "-a" "cd1f86e28f7afe10f1f88fdc16cc91604324f109ea376d800890d80490895c3a"`
Nov 16 19:46:54.614 INFO [stderr] usermod: no changes
Nov 16 19:46:54.716 INFO [stderr]    Compiling text_io v0.1.6
Nov 16 19:46:54.716 INFO [stderr]    Compiling termios v0.2.2
Nov 16 19:46:55.395 INFO [stderr]    Compiling med v0.1.0 (/source)
Nov 16 19:46:55.687 INFO [stderr] warning: unused import: `std::io::Stdin`
Nov 16 19:46:55.687 INFO [stderr]  --> src/input.rs:2:5
Nov 16 19:46:55.687 INFO [stderr]   |
Nov 16 19:46:55.687 INFO [stderr] 2 | use std::io::Stdin;
Nov 16 19:46:55.687 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 16 19:46:55.687 INFO [stderr]   |
Nov 16 19:46:55.687 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 19:46:55.687 INFO [stderr] 
Nov 16 19:46:55.687 INFO [stderr] warning: unused imports: `Stdin`, `Stdout`
Nov 16 19:46:55.687 INFO [stderr]  --> src/screen.rs:3:15
Nov 16 19:46:55.687 INFO [stderr]   |
Nov 16 19:46:55.687 INFO [stderr] 3 | use std::io::{Stdin, Stdout};
Nov 16 19:46:55.687 INFO [stderr]   |               ^^^^^  ^^^^^^
Nov 16 19:46:55.687 INFO [stderr] 
Nov 16 19:46:55.687 INFO [stderr] warning: unused imports: `StdinLock`, `Stdin`, `StdoutLock`, `Stdout`
Nov 16 19:46:55.687 INFO [stderr]  --> src/cursor.rs:3:16
Nov 16 19:46:55.687 INFO [stderr]   |
Nov 16 19:46:55.687 INFO [stderr] 3 | use std::io::{ Stdin, StdinLock, Stdout, StdoutLock };
Nov 16 19:46:55.687 INFO [stderr]   |                ^^^^^  ^^^^^^^^^  ^^^^^^  ^^^^^^^^^^
Nov 16 19:46:55.687 INFO [stderr] 
Nov 16 19:46:55.787 INFO [stderr] warning: unused variable: `remainder`
Nov 16 19:46:55.787 INFO [stderr]   --> src/screen.rs:85:13
Nov 16 19:46:55.787 INFO [stderr]    |
Nov 16 19:46:55.787 INFO [stderr] 85 |         let remainder = self.height - welcome_pos - 1;
Nov 16 19:46:55.787 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_remainder` instead
Nov 16 19:46:55.787 INFO [stderr]    |
Nov 16 19:46:55.787 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 19:46:55.787 INFO [stderr] 
Nov 16 19:46:55.787 INFO [stderr] warning: unused variable: `s`
Nov 16 19:46:55.787 INFO [stderr]   --> src/cursor.rs:35:16
Nov 16 19:46:55.787 INFO [stderr]    |
Nov 16 19:46:55.787 INFO [stderr] 35 |             Ok(s) => {
Nov 16 19:46:55.787 INFO [stderr]    |                ^ help: consider using `_s` instead
Nov 16 19:46:55.787 INFO [stderr] 
Nov 16 19:46:55.791 INFO [stderr] warning: variable does not need to be mutable
Nov 16 19:46:55.791 INFO [stderr]   --> src/main.rs:39:9
Nov 16 19:46:55.791 INFO [stderr]    |
Nov 16 19:46:55.791 INFO [stderr] 39 |     let mut stdio = Stdio::new(io::stdin(), io::stdout());
Nov 16 19:46:55.791 INFO [stderr]    |         ----^^^^^
Nov 16 19:46:55.791 INFO [stderr]    |         |
Nov 16 19:46:55.791 INFO [stderr]    |         help: remove this `mut`
Nov 16 19:46:55.791 INFO [stderr]    |
Nov 16 19:46:55.791 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 16 19:46:55.791 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: static item is never used: `CLEAR_LINE`
Nov 16 19:46:55.839 INFO [stderr]   --> src/screen.rs:12:1
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr] 12 | static CLEAR_LINE: &'static str = "\x1b[K";
Nov 16 19:46:55.839 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: field is never used: `cursor_x`
Nov 16 19:46:55.839 INFO [stderr]   --> src/screen.rs:24:5
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr] 24 |     cursor_x: usize,
Nov 16 19:46:55.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: field is never used: `cursor_y`
Nov 16 19:46:55.839 INFO [stderr]   --> src/screen.rs:25:5
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr] 25 |     cursor_y: usize
Nov 16 19:46:55.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: method is never used: `clear`
Nov 16 19:46:55.839 INFO [stderr]   --> src/screen.rs:71:5
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr] 71 |     pub fn clear(&self) {
Nov 16 19:46:55.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: static item is never used: `POSITION_REPORT`
Nov 16 19:46:55.839 INFO [stderr]  --> src/cursor.rs:7:1
Nov 16 19:46:55.839 INFO [stderr]   |
Nov 16 19:46:55.839 INFO [stderr] 7 | static POSITION_REPORT: &'static str = "\x1b[6n\r\n";
Nov 16 19:46:55.839 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: static item is never used: `SHOW_CURSOR`
Nov 16 19:46:55.839 INFO [stderr]  --> src/cursor.rs:8:1
Nov 16 19:46:55.839 INFO [stderr]   |
Nov 16 19:46:55.839 INFO [stderr] 8 | static SHOW_CURSOR: &'static str = "\x1b[?25h";
Nov 16 19:46:55.839 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: static item is never used: `HIDE_CURSOR`
Nov 16 19:46:55.839 INFO [stderr]  --> src/cursor.rs:9:1
Nov 16 19:46:55.839 INFO [stderr]   |
Nov 16 19:46:55.839 INFO [stderr] 9 | static HIDE_CURSOR: &'static str = "\x1b[?25l";
Nov 16 19:46:55.839 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: struct is never constructed: `Cursor`
Nov 16 19:46:55.839 INFO [stderr]   --> src/cursor.rs:11:1
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr] 11 | pub struct Cursor {
Nov 16 19:46:55.839 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: method is never used: `new`
Nov 16 19:46:55.839 INFO [stderr]   --> src/cursor.rs:20:5
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr] 20 |     pub fn new(x_limit: usize, y_limit: usize, stdio: Stdio) -> Cursor {
Nov 16 19:46:55.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: method is never used: `get_position`
Nov 16 19:46:55.839 INFO [stderr]   --> src/cursor.rs:28:5
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr] 28 |     pub fn get_position(&self) -> io::Result<(usize, usize)> {
Nov 16 19:46:55.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.839 INFO [stderr] warning: method is never used: `show`
Nov 16 19:46:55.839 INFO [stderr]   --> src/cursor.rs:47:5
Nov 16 19:46:55.839 INFO [stderr]    |
Nov 16 19:46:55.839 INFO [stderr] 47 |     pub fn show(&self) {
Nov 16 19:46:55.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.839 INFO [stderr] 
Nov 16 19:46:55.840 INFO [stderr] warning: method is never used: `hide`
Nov 16 19:46:55.840 INFO [stderr]   --> src/cursor.rs:51:5
Nov 16 19:46:55.840 INFO [stderr]    |
Nov 16 19:46:55.840 INFO [stderr] 51 |     pub fn hide(&self) {
Nov 16 19:46:55.840 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.840 INFO [stderr] 
Nov 16 19:46:55.840 INFO [stderr] warning: method is never used: `move_to`
Nov 16 19:46:55.840 INFO [stderr]   --> src/cursor.rs:55:5
Nov 16 19:46:55.840 INFO [stderr]    |
Nov 16 19:46:55.840 INFO [stderr] 55 |     fn move_to(&self, x: u8, y: u8) {
Nov 16 19:46:55.840 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.840 INFO [stderr] 
Nov 16 19:46:55.840 INFO [stderr] warning: method is never used: `write`
Nov 16 19:46:55.840 INFO [stderr]   --> src/cursor.rs:59:5
Nov 16 19:46:55.840 INFO [stderr]    |
Nov 16 19:46:55.840 INFO [stderr] 59 |     fn write(&self, bytes: &[u8]) {
Nov 16 19:46:55.840 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.840 INFO [stderr] 
Nov 16 19:46:55.840 INFO [stderr] warning: function is never used: `is_ctrl`
Nov 16 19:46:55.840 INFO [stderr]   --> src/main.rs:23:1
Nov 16 19:46:55.840 INFO [stderr]    |
Nov 16 19:46:55.840 INFO [stderr] 23 | fn is_ctrl(c: u8) -> bool {
Nov 16 19:46:55.840 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:46:55.840 INFO [stderr] 
Nov 16 19:46:56.546 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
Nov 16 19:46:56.553 INFO [stderr] su: No module specific data is present
Nov 16 19:46:57.240 INFO running `"docker" "inspect" "cd1f86e28f7afe10f1f88fdc16cc91604324f109ea376d800890d80490895c3a"`
Nov 16 19:46:57.668 INFO running `"docker" "rm" "-f" "cd1f86e28f7afe10f1f88fdc16cc91604324f109ea376d800890d80490895c3a"`
Nov 16 19:46:57.975 INFO [stdout] cd1f86e28f7afe10f1f88fdc16cc91604324f109ea376d800890d80490895c3a
Nov 16 19:46:57.981 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 16 19:46:58.419 INFO [stdout] b3035d809d2f4916134527fee45bec9766ea97420f6bcebdb914f1e352a2d200
Nov 16 19:46:58.423 INFO running `"docker" "start" "-a" "b3035d809d2f4916134527fee45bec9766ea97420f6bcebdb914f1e352a2d200"`
Nov 16 19:46:59.681 INFO [stderr] usermod: no changes
Nov 16 19:46:59.750 INFO [stderr]    Compiling med v0.1.0 (/source)
Nov 16 19:47:00.015 INFO [stderr] warning: unused import: `std::io::Stdin`
Nov 16 19:47:00.015 INFO [stderr]  --> src/input.rs:2:5
Nov 16 19:47:00.015 INFO [stderr]   |
Nov 16 19:47:00.015 INFO [stderr] 2 | use std::io::Stdin;
Nov 16 19:47:00.015 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 16 19:47:00.015 INFO [stderr]   |
Nov 16 19:47:00.015 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 19:47:00.015 INFO [stderr] 
Nov 16 19:47:00.015 INFO [stderr] warning: unused imports: `Stdin`, `Stdout`
Nov 16 19:47:00.015 INFO [stderr]  --> src/screen.rs:3:15
Nov 16 19:47:00.015 INFO [stderr]   |
Nov 16 19:47:00.015 INFO [stderr] 3 | use std::io::{Stdin, Stdout};
Nov 16 19:47:00.015 INFO [stderr]   |               ^^^^^  ^^^^^^
Nov 16 19:47:00.015 INFO [stderr] 
Nov 16 19:47:00.015 INFO [stderr] warning: unused imports: `StdinLock`, `Stdin`, `StdoutLock`, `Stdout`
Nov 16 19:47:00.015 INFO [stderr]  --> src/cursor.rs:3:16
Nov 16 19:47:00.015 INFO [stderr]   |
Nov 16 19:47:00.015 INFO [stderr] 3 | use std::io::{ Stdin, StdinLock, Stdout, StdoutLock };
Nov 16 19:47:00.015 INFO [stderr]   |                ^^^^^  ^^^^^^^^^  ^^^^^^  ^^^^^^^^^^
Nov 16 19:47:00.015 INFO [stderr] 
Nov 16 19:47:00.107 INFO [stderr] warning: unused variable: `remainder`
Nov 16 19:47:00.108 INFO [stderr]   --> src/screen.rs:85:13
Nov 16 19:47:00.108 INFO [stderr]    |
Nov 16 19:47:00.108 INFO [stderr] 85 |         let remainder = self.height - welcome_pos - 1;
Nov 16 19:47:00.108 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_remainder` instead
Nov 16 19:47:00.108 INFO [stderr]    |
Nov 16 19:47:00.108 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 19:47:00.108 INFO [stderr] 
Nov 16 19:47:00.108 INFO [stderr] warning: unused variable: `s`
Nov 16 19:47:00.108 INFO [stderr]   --> src/cursor.rs:35:16
Nov 16 19:47:00.108 INFO [stderr]    |
Nov 16 19:47:00.108 INFO [stderr] 35 |             Ok(s) => {
Nov 16 19:47:00.108 INFO [stderr]    |                ^ help: consider using `_s` instead
Nov 16 19:47:00.108 INFO [stderr] 
Nov 16 19:47:00.109 INFO [stderr] warning: variable does not need to be mutable
Nov 16 19:47:00.109 INFO [stderr]   --> src/main.rs:39:9
Nov 16 19:47:00.109 INFO [stderr]    |
Nov 16 19:47:00.109 INFO [stderr] 39 |     let mut stdio = Stdio::new(io::stdin(), io::stdout());
Nov 16 19:47:00.109 INFO [stderr]    |         ----^^^^^
Nov 16 19:47:00.109 INFO [stderr]    |         |
Nov 16 19:47:00.109 INFO [stderr]    |         help: remove this `mut`
Nov 16 19:47:00.109 INFO [stderr]    |
Nov 16 19:47:00.109 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 16 19:47:00.109 INFO [stderr] 
Nov 16 19:47:00.135 INFO [stderr] warning: static item is never used: `CLEAR_LINE`
Nov 16 19:47:00.135 INFO [stderr]   --> src/screen.rs:12:1
Nov 16 19:47:00.135 INFO [stderr]    |
Nov 16 19:47:00.135 INFO [stderr] 12 | static CLEAR_LINE: &'static str = "\x1b[K";
Nov 16 19:47:00.135 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.135 INFO [stderr]    |
Nov 16 19:47:00.135 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 19:47:00.135 INFO [stderr] 
Nov 16 19:47:00.135 INFO [stderr] warning: field is never used: `cursor_x`
Nov 16 19:47:00.135 INFO [stderr]   --> src/screen.rs:24:5
Nov 16 19:47:00.135 INFO [stderr]    |
Nov 16 19:47:00.135 INFO [stderr] 24 |     cursor_x: usize,
Nov 16 19:47:00.135 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 16 19:47:00.135 INFO [stderr] 
Nov 16 19:47:00.135 INFO [stderr] warning: field is never used: `cursor_y`
Nov 16 19:47:00.135 INFO [stderr]   --> src/screen.rs:25:5
Nov 16 19:47:00.136 INFO [stderr]    |
Nov 16 19:47:00.136 INFO [stderr] 25 |     cursor_y: usize
Nov 16 19:47:00.136 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 16 19:47:00.136 INFO [stderr] 
Nov 16 19:47:00.136 INFO [stderr] warning: method is never used: `clear`
Nov 16 19:47:00.136 INFO [stderr]   --> src/screen.rs:71:5
Nov 16 19:47:00.136 INFO [stderr]    |
Nov 16 19:47:00.136 INFO [stderr] 71 |     pub fn clear(&self) {
Nov 16 19:47:00.136 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.136 INFO [stderr] 
Nov 16 19:47:00.136 INFO [stderr] warning: static item is never used: `POSITION_REPORT`
Nov 16 19:47:00.136 INFO [stderr]  --> src/cursor.rs:7:1
Nov 16 19:47:00.136 INFO [stderr]   |
Nov 16 19:47:00.136 INFO [stderr] 7 | static POSITION_REPORT: &'static str = "\x1b[6n\r\n";
Nov 16 19:47:00.136 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.136 INFO [stderr] 
Nov 16 19:47:00.136 INFO [stderr] warning: static item is never used: `SHOW_CURSOR`
Nov 16 19:47:00.136 INFO [stderr]  --> src/cursor.rs:8:1
Nov 16 19:47:00.136 INFO [stderr]   |
Nov 16 19:47:00.136 INFO [stderr] 8 | static SHOW_CURSOR: &'static str = "\x1b[?25h";
Nov 16 19:47:00.136 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.136 INFO [stderr] 
Nov 16 19:47:00.136 INFO [stderr] warning: static item is never used: `HIDE_CURSOR`
Nov 16 19:47:00.136 INFO [stderr]  --> src/cursor.rs:9:1
Nov 16 19:47:00.136 INFO [stderr]   |
Nov 16 19:47:00.136 INFO [stderr] 9 | static HIDE_CURSOR: &'static str = "\x1b[?25l";
Nov 16 19:47:00.136 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.136 INFO [stderr] 
Nov 16 19:47:00.136 INFO [stderr] warning: struct is never constructed: `Cursor`
Nov 16 19:47:00.136 INFO [stderr]   --> src/cursor.rs:11:1
Nov 16 19:47:00.136 INFO [stderr]    |
Nov 16 19:47:00.136 INFO [stderr] 11 | pub struct Cursor {
Nov 16 19:47:00.136 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.136 INFO [stderr] 
Nov 16 19:47:00.136 INFO [stderr] warning: method is never used: `new`
Nov 16 19:47:00.137 INFO [stderr]   --> src/cursor.rs:20:5
Nov 16 19:47:00.137 INFO [stderr]    |
Nov 16 19:47:00.137 INFO [stderr] 20 |     pub fn new(x_limit: usize, y_limit: usize, stdio: Stdio) -> Cursor {
Nov 16 19:47:00.137 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.137 INFO [stderr] 
Nov 16 19:47:00.137 INFO [stderr] warning: method is never used: `get_position`
Nov 16 19:47:00.137 INFO [stderr]   --> src/cursor.rs:28:5
Nov 16 19:47:00.137 INFO [stderr]    |
Nov 16 19:47:00.137 INFO [stderr] 28 |     pub fn get_position(&self) -> io::Result<(usize, usize)> {
Nov 16 19:47:00.137 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.137 INFO [stderr] 
Nov 16 19:47:00.137 INFO [stderr] warning: method is never used: `show`
Nov 16 19:47:00.137 INFO [stderr]   --> src/cursor.rs:47:5
Nov 16 19:47:00.137 INFO [stderr]    |
Nov 16 19:47:00.137 INFO [stderr] 47 |     pub fn show(&self) {
Nov 16 19:47:00.137 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.137 INFO [stderr] 
Nov 16 19:47:00.137 INFO [stderr] warning: method is never used: `hide`
Nov 16 19:47:00.137 INFO [stderr]   --> src/cursor.rs:51:5
Nov 16 19:47:00.137 INFO [stderr]    |
Nov 16 19:47:00.137 INFO [stderr] 51 |     pub fn hide(&self) {
Nov 16 19:47:00.137 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.137 INFO [stderr] 
Nov 16 19:47:00.137 INFO [stderr] warning: method is never used: `move_to`
Nov 16 19:47:00.137 INFO [stderr]   --> src/cursor.rs:55:5
Nov 16 19:47:00.137 INFO [stderr]    |
Nov 16 19:47:00.137 INFO [stderr] 55 |     fn move_to(&self, x: u8, y: u8) {
Nov 16 19:47:00.137 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.137 INFO [stderr] 
Nov 16 19:47:00.137 INFO [stderr] warning: method is never used: `write`
Nov 16 19:47:00.137 INFO [stderr]   --> src/cursor.rs:59:5
Nov 16 19:47:00.137 INFO [stderr]    |
Nov 16 19:47:00.137 INFO [stderr] 59 |     fn write(&self, bytes: &[u8]) {
Nov 16 19:47:00.137 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.137 INFO [stderr] 
Nov 16 19:47:00.137 INFO [stderr] warning: function is never used: `is_ctrl`
Nov 16 19:47:00.137 INFO [stderr]   --> src/main.rs:23:1
Nov 16 19:47:00.137 INFO [stderr]    |
Nov 16 19:47:00.137 INFO [stderr] 23 | fn is_ctrl(c: u8) -> bool {
Nov 16 19:47:00.137 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:47:00.137 INFO [stderr] 
Nov 16 19:47:00.391 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Nov 16 19:47:00.395 INFO [stderr] su: No module specific data is present
Nov 16 19:47:00.921 INFO running `"docker" "inspect" "b3035d809d2f4916134527fee45bec9766ea97420f6bcebdb914f1e352a2d200"`
Nov 16 19:47:01.091 INFO running `"docker" "rm" "-f" "b3035d809d2f4916134527fee45bec9766ea97420f6bcebdb914f1e352a2d200"`
Nov 16 19:47:01.300 INFO [stdout] b3035d809d2f4916134527fee45bec9766ea97420f6bcebdb914f1e352a2d200
Nov 16 19:47:01.306 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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 16 19:47:01.663 INFO [stdout] cf85ffa0c2cf8c111392479f0b1f06ce9083e32301d7f8226cc1beb245dd7b32
Nov 16 19:47:01.665 INFO running `"docker" "start" "-a" "cf85ffa0c2cf8c111392479f0b1f06ce9083e32301d7f8226cc1beb245dd7b32"`
Nov 16 19:47:02.403 INFO [stderr] usermod: no changes
Nov 16 19:47:02.429 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 16 19:47:02.430 INFO [stderr]      Running /target/debug/deps/med-ec17478db6d55ec0
Nov 16 19:47:02.434 INFO [stdout] 
Nov 16 19:47:02.434 INFO [stdout] running 0 tests
Nov 16 19:47:02.434 INFO [stdout] 
Nov 16 19:47:02.434 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 19:47:02.434 INFO [stdout] 
Nov 16 19:47:02.435 INFO [stderr] su: No module specific data is present
Nov 16 19:47:02.785 INFO running `"docker" "inspect" "cf85ffa0c2cf8c111392479f0b1f06ce9083e32301d7f8226cc1beb245dd7b32"`
Nov 16 19:47:02.929 INFO running `"docker" "rm" "-f" "cf85ffa0c2cf8c111392479f0b1f06ce9083e32301d7f8226cc1beb245dd7b32"`
Nov 16 19:47:03.050 INFO [stdout] cf85ffa0c2cf8c111392479f0b1f06ce9083e32301d7f8226cc1beb245dd7b32