Dec 05 14:36:09.689 INFO testing mgdm/med against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 14:36:09.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 14:36:10.056 INFO [stdout] 25de37f775dfab0c98c287798a1ee93649469f49bcb4217c4abd77f1c0184b05
Dec 05 14:36:10.060 INFO running `"docker" "start" "-a" "25de37f775dfab0c98c287798a1ee93649469f49bcb4217c4abd77f1c0184b05"`
Dec 05 14:36:11.023 INFO [stderr] usermod: no changes
Dec 05 14:36:11.088 INFO [stderr]    Compiling text_io v0.1.6
Dec 05 14:36:11.088 INFO [stderr]    Compiling termios v0.2.2
Dec 05 14:36:11.740 INFO [stderr]    Compiling med v0.1.0 (/source)
Dec 05 14:36:11.968 INFO [stderr] warning: unused import: `std::io::Stdin`
Dec 05 14:36:11.968 INFO [stderr]  --> src/input.rs:2:5
Dec 05 14:36:11.968 INFO [stderr]   |
Dec 05 14:36:11.968 INFO [stderr] 2 | use std::io::Stdin;
Dec 05 14:36:11.968 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 05 14:36:11.968 INFO [stderr]   |
Dec 05 14:36:11.968 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:36:11.968 INFO [stderr] 
Dec 05 14:36:11.968 INFO [stderr] warning: unused imports: `Stdin`, `Stdout`
Dec 05 14:36:11.968 INFO [stderr]  --> src/screen.rs:3:15
Dec 05 14:36:11.968 INFO [stderr]   |
Dec 05 14:36:11.968 INFO [stderr] 3 | use std::io::{Stdin, Stdout};
Dec 05 14:36:11.968 INFO [stderr]   |               ^^^^^  ^^^^^^
Dec 05 14:36:11.968 INFO [stderr] 
Dec 05 14:36:11.968 INFO [stderr] warning: unused imports: `StdinLock`, `Stdin`, `StdoutLock`, `Stdout`
Dec 05 14:36:11.968 INFO [stderr]  --> src/cursor.rs:3:16
Dec 05 14:36:11.968 INFO [stderr]   |
Dec 05 14:36:11.968 INFO [stderr] 3 | use std::io::{ Stdin, StdinLock, Stdout, StdoutLock };
Dec 05 14:36:11.968 INFO [stderr]   |                ^^^^^  ^^^^^^^^^  ^^^^^^  ^^^^^^^^^^
Dec 05 14:36:11.968 INFO [stderr] 
Dec 05 14:36:12.053 INFO [stderr] warning: unused variable: `remainder`
Dec 05 14:36:12.053 INFO [stderr]   --> src/screen.rs:85:13
Dec 05 14:36:12.053 INFO [stderr]    |
Dec 05 14:36:12.053 INFO [stderr] 85 |         let remainder = self.height - welcome_pos - 1;
Dec 05 14:36:12.053 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_remainder` instead
Dec 05 14:36:12.053 INFO [stderr]    |
Dec 05 14:36:12.053 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 14:36:12.053 INFO [stderr] 
Dec 05 14:36:12.053 INFO [stderr] warning: unused variable: `s`
Dec 05 14:36:12.053 INFO [stderr]   --> src/cursor.rs:35:16
Dec 05 14:36:12.053 INFO [stderr]    |
Dec 05 14:36:12.053 INFO [stderr] 35 |             Ok(s) => {
Dec 05 14:36:12.053 INFO [stderr]    |                ^ help: consider using `_s` instead
Dec 05 14:36:12.053 INFO [stderr] 
Dec 05 14:36:12.055 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:36:12.055 INFO [stderr]   --> src/main.rs:39:9
Dec 05 14:36:12.055 INFO [stderr]    |
Dec 05 14:36:12.055 INFO [stderr] 39 |     let mut stdio = Stdio::new(io::stdin(), io::stdout());
Dec 05 14:36:12.055 INFO [stderr]    |         ----^^^^^
Dec 05 14:36:12.055 INFO [stderr]    |         |
Dec 05 14:36:12.055 INFO [stderr]    |         help: remove this `mut`
Dec 05 14:36:12.055 INFO [stderr]    |
Dec 05 14:36:12.055 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 14:36:12.055 INFO [stderr] 
Dec 05 14:36:12.082 INFO [stderr] warning: static item is never used: `CLEAR_LINE`
Dec 05 14:36:12.082 INFO [stderr]   --> src/screen.rs:12:1
Dec 05 14:36:12.082 INFO [stderr]    |
Dec 05 14:36:12.082 INFO [stderr] 12 | static CLEAR_LINE: &'static str = "\x1b[K";
Dec 05 14:36:12.082 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.082 INFO [stderr]    |
Dec 05 14:36:12.082 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 14:36:12.082 INFO [stderr] 
Dec 05 14:36:12.082 INFO [stderr] warning: field is never used: `cursor_x`
Dec 05 14:36:12.082 INFO [stderr]   --> src/screen.rs:24:5
Dec 05 14:36:12.082 INFO [stderr]    |
Dec 05 14:36:12.082 INFO [stderr] 24 |     cursor_x: usize,
Dec 05 14:36:12.082 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 05 14:36:12.082 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: field is never used: `cursor_y`
Dec 05 14:36:12.083 INFO [stderr]   --> src/screen.rs:25:5
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 25 |     cursor_y: usize
Dec 05 14:36:12.083 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: method is never used: `clear`
Dec 05 14:36:12.083 INFO [stderr]   --> src/screen.rs:71:5
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 71 |     pub fn clear(&self) {
Dec 05 14:36:12.083 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: static item is never used: `POSITION_REPORT`
Dec 05 14:36:12.083 INFO [stderr]  --> src/cursor.rs:7:1
Dec 05 14:36:12.083 INFO [stderr]   |
Dec 05 14:36:12.083 INFO [stderr] 7 | static POSITION_REPORT: &'static str = "\x1b[6n\r\n";
Dec 05 14:36:12.083 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: static item is never used: `SHOW_CURSOR`
Dec 05 14:36:12.083 INFO [stderr]  --> src/cursor.rs:8:1
Dec 05 14:36:12.083 INFO [stderr]   |
Dec 05 14:36:12.083 INFO [stderr] 8 | static SHOW_CURSOR: &'static str = "\x1b[?25h";
Dec 05 14:36:12.083 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: static item is never used: `HIDE_CURSOR`
Dec 05 14:36:12.083 INFO [stderr]  --> src/cursor.rs:9:1
Dec 05 14:36:12.083 INFO [stderr]   |
Dec 05 14:36:12.083 INFO [stderr] 9 | static HIDE_CURSOR: &'static str = "\x1b[?25l";
Dec 05 14:36:12.083 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: struct is never constructed: `Cursor`
Dec 05 14:36:12.083 INFO [stderr]   --> src/cursor.rs:11:1
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 11 | pub struct Cursor {
Dec 05 14:36:12.083 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: method is never used: `new`
Dec 05 14:36:12.083 INFO [stderr]   --> src/cursor.rs:20:5
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 20 |     pub fn new(x_limit: usize, y_limit: usize, stdio: Stdio) -> Cursor {
Dec 05 14:36:12.083 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: method is never used: `get_position`
Dec 05 14:36:12.083 INFO [stderr]   --> src/cursor.rs:28:5
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 28 |     pub fn get_position(&self) -> io::Result<(usize, usize)> {
Dec 05 14:36:12.083 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: method is never used: `show`
Dec 05 14:36:12.083 INFO [stderr]   --> src/cursor.rs:47:5
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 47 |     pub fn show(&self) {
Dec 05 14:36:12.083 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: method is never used: `hide`
Dec 05 14:36:12.083 INFO [stderr]   --> src/cursor.rs:51:5
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 51 |     pub fn hide(&self) {
Dec 05 14:36:12.083 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: method is never used: `move_to`
Dec 05 14:36:12.083 INFO [stderr]   --> src/cursor.rs:55:5
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 55 |     fn move_to(&self, x: u8, y: u8) {
Dec 05 14:36:12.083 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: method is never used: `write`
Dec 05 14:36:12.083 INFO [stderr]   --> src/cursor.rs:59:5
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 59 |     fn write(&self, bytes: &[u8]) {
Dec 05 14:36:12.083 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.083 INFO [stderr] warning: function is never used: `is_ctrl`
Dec 05 14:36:12.083 INFO [stderr]   --> src/main.rs:23:1
Dec 05 14:36:12.083 INFO [stderr]    |
Dec 05 14:36:12.083 INFO [stderr] 23 | fn is_ctrl(c: u8) -> bool {
Dec 05 14:36:12.083 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:12.083 INFO [stderr] 
Dec 05 14:36:12.411 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
Dec 05 14:36:12.414 INFO [stderr] su: No module specific data is present
Dec 05 14:36:12.696 INFO running `"docker" "inspect" "25de37f775dfab0c98c287798a1ee93649469f49bcb4217c4abd77f1c0184b05"`
Dec 05 14:36:12.811 INFO running `"docker" "rm" "-f" "25de37f775dfab0c98c287798a1ee93649469f49bcb4217c4abd77f1c0184b05"`
Dec 05 14:36:12.899 INFO [stdout] 25de37f775dfab0c98c287798a1ee93649469f49bcb4217c4abd77f1c0184b05
Dec 05 14:36:12.901 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 14:36:13.075 INFO [stdout] 2e059fee64917889f90f05109bfaad68735fad237b97e88309f8876cb4e5adbe
Dec 05 14:36:13.077 INFO running `"docker" "start" "-a" "2e059fee64917889f90f05109bfaad68735fad237b97e88309f8876cb4e5adbe"`
Dec 05 14:36:13.773 INFO [stderr] usermod: no changes
Dec 05 14:36:13.824 INFO [stderr]    Compiling med v0.1.0 (/source)
Dec 05 14:36:14.132 INFO [stderr] warning: unused import: `std::io::Stdin`
Dec 05 14:36:14.132 INFO [stderr]  --> src/input.rs:2:5
Dec 05 14:36:14.132 INFO [stderr]   |
Dec 05 14:36:14.132 INFO [stderr] 2 | use std::io::Stdin;
Dec 05 14:36:14.132 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 05 14:36:14.132 INFO [stderr]   |
Dec 05 14:36:14.132 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:36:14.132 INFO [stderr] 
Dec 05 14:36:14.132 INFO [stderr] warning: unused imports: `Stdin`, `Stdout`
Dec 05 14:36:14.132 INFO [stderr]  --> src/screen.rs:3:15
Dec 05 14:36:14.132 INFO [stderr]   |
Dec 05 14:36:14.132 INFO [stderr] 3 | use std::io::{Stdin, Stdout};
Dec 05 14:36:14.132 INFO [stderr]   |               ^^^^^  ^^^^^^
Dec 05 14:36:14.132 INFO [stderr] 
Dec 05 14:36:14.132 INFO [stderr] warning: unused imports: `StdinLock`, `Stdin`, `StdoutLock`, `Stdout`
Dec 05 14:36:14.132 INFO [stderr]  --> src/cursor.rs:3:16
Dec 05 14:36:14.132 INFO [stderr]   |
Dec 05 14:36:14.132 INFO [stderr] 3 | use std::io::{ Stdin, StdinLock, Stdout, StdoutLock };
Dec 05 14:36:14.132 INFO [stderr]   |                ^^^^^  ^^^^^^^^^  ^^^^^^  ^^^^^^^^^^
Dec 05 14:36:14.132 INFO [stderr] 
Dec 05 14:36:14.248 INFO [stderr] warning: unused variable: `remainder`
Dec 05 14:36:14.248 INFO [stderr]   --> src/screen.rs:85:13
Dec 05 14:36:14.248 INFO [stderr]    |
Dec 05 14:36:14.248 INFO [stderr] 85 |         let remainder = self.height - welcome_pos - 1;
Dec 05 14:36:14.248 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_remainder` instead
Dec 05 14:36:14.248 INFO [stderr]    |
Dec 05 14:36:14.248 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 14:36:14.248 INFO [stderr] 
Dec 05 14:36:14.252 INFO [stderr] warning: unused variable: `s`
Dec 05 14:36:14.252 INFO [stderr]   --> src/cursor.rs:35:16
Dec 05 14:36:14.252 INFO [stderr]    |
Dec 05 14:36:14.252 INFO [stderr] 35 |             Ok(s) => {
Dec 05 14:36:14.252 INFO [stderr]    |                ^ help: consider using `_s` instead
Dec 05 14:36:14.252 INFO [stderr] 
Dec 05 14:36:14.252 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:36:14.252 INFO [stderr]   --> src/main.rs:39:9
Dec 05 14:36:14.252 INFO [stderr]    |
Dec 05 14:36:14.252 INFO [stderr] 39 |     let mut stdio = Stdio::new(io::stdin(), io::stdout());
Dec 05 14:36:14.252 INFO [stderr]    |         ----^^^^^
Dec 05 14:36:14.252 INFO [stderr]    |         |
Dec 05 14:36:14.252 INFO [stderr]    |         help: remove this `mut`
Dec 05 14:36:14.252 INFO [stderr]    |
Dec 05 14:36:14.252 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 14:36:14.252 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: static item is never used: `CLEAR_LINE`
Dec 05 14:36:14.279 INFO [stderr]   --> src/screen.rs:12:1
Dec 05 14:36:14.279 INFO [stderr]    |
Dec 05 14:36:14.279 INFO [stderr] 12 | static CLEAR_LINE: &'static str = "\x1b[K";
Dec 05 14:36:14.279 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr]    |
Dec 05 14:36:14.279 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: field is never used: `cursor_x`
Dec 05 14:36:14.279 INFO [stderr]   --> src/screen.rs:24:5
Dec 05 14:36:14.279 INFO [stderr]    |
Dec 05 14:36:14.279 INFO [stderr] 24 |     cursor_x: usize,
Dec 05 14:36:14.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: field is never used: `cursor_y`
Dec 05 14:36:14.279 INFO [stderr]   --> src/screen.rs:25:5
Dec 05 14:36:14.279 INFO [stderr]    |
Dec 05 14:36:14.279 INFO [stderr] 25 |     cursor_y: usize
Dec 05 14:36:14.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: method is never used: `clear`
Dec 05 14:36:14.279 INFO [stderr]   --> src/screen.rs:71:5
Dec 05 14:36:14.279 INFO [stderr]    |
Dec 05 14:36:14.279 INFO [stderr] 71 |     pub fn clear(&self) {
Dec 05 14:36:14.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: static item is never used: `POSITION_REPORT`
Dec 05 14:36:14.279 INFO [stderr]  --> src/cursor.rs:7:1
Dec 05 14:36:14.279 INFO [stderr]   |
Dec 05 14:36:14.279 INFO [stderr] 7 | static POSITION_REPORT: &'static str = "\x1b[6n\r\n";
Dec 05 14:36:14.279 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: static item is never used: `SHOW_CURSOR`
Dec 05 14:36:14.279 INFO [stderr]  --> src/cursor.rs:8:1
Dec 05 14:36:14.279 INFO [stderr]   |
Dec 05 14:36:14.279 INFO [stderr] 8 | static SHOW_CURSOR: &'static str = "\x1b[?25h";
Dec 05 14:36:14.279 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: static item is never used: `HIDE_CURSOR`
Dec 05 14:36:14.279 INFO [stderr]  --> src/cursor.rs:9:1
Dec 05 14:36:14.279 INFO [stderr]   |
Dec 05 14:36:14.279 INFO [stderr] 9 | static HIDE_CURSOR: &'static str = "\x1b[?25l";
Dec 05 14:36:14.279 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: struct is never constructed: `Cursor`
Dec 05 14:36:14.279 INFO [stderr]   --> src/cursor.rs:11:1
Dec 05 14:36:14.279 INFO [stderr]    |
Dec 05 14:36:14.279 INFO [stderr] 11 | pub struct Cursor {
Dec 05 14:36:14.279 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: method is never used: `new`
Dec 05 14:36:14.279 INFO [stderr]   --> src/cursor.rs:20:5
Dec 05 14:36:14.279 INFO [stderr]    |
Dec 05 14:36:14.279 INFO [stderr] 20 |     pub fn new(x_limit: usize, y_limit: usize, stdio: Stdio) -> Cursor {
Dec 05 14:36:14.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.279 INFO [stderr] 
Dec 05 14:36:14.279 INFO [stderr] warning: method is never used: `get_position`
Dec 05 14:36:14.279 INFO [stderr]   --> src/cursor.rs:28:5
Dec 05 14:36:14.280 INFO [stderr]    |
Dec 05 14:36:14.280 INFO [stderr] 28 |     pub fn get_position(&self) -> io::Result<(usize, usize)> {
Dec 05 14:36:14.280 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.280 INFO [stderr] 
Dec 05 14:36:14.280 INFO [stderr] warning: method is never used: `show`
Dec 05 14:36:14.280 INFO [stderr]   --> src/cursor.rs:47:5
Dec 05 14:36:14.280 INFO [stderr]    |
Dec 05 14:36:14.280 INFO [stderr] 47 |     pub fn show(&self) {
Dec 05 14:36:14.280 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.280 INFO [stderr] 
Dec 05 14:36:14.280 INFO [stderr] warning: method is never used: `hide`
Dec 05 14:36:14.280 INFO [stderr]   --> src/cursor.rs:51:5
Dec 05 14:36:14.280 INFO [stderr]    |
Dec 05 14:36:14.280 INFO [stderr] 51 |     pub fn hide(&self) {
Dec 05 14:36:14.280 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.280 INFO [stderr] 
Dec 05 14:36:14.280 INFO [stderr] warning: method is never used: `move_to`
Dec 05 14:36:14.280 INFO [stderr]   --> src/cursor.rs:55:5
Dec 05 14:36:14.280 INFO [stderr]    |
Dec 05 14:36:14.280 INFO [stderr] 55 |     fn move_to(&self, x: u8, y: u8) {
Dec 05 14:36:14.280 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.280 INFO [stderr] 
Dec 05 14:36:14.280 INFO [stderr] warning: method is never used: `write`
Dec 05 14:36:14.280 INFO [stderr]   --> src/cursor.rs:59:5
Dec 05 14:36:14.280 INFO [stderr]    |
Dec 05 14:36:14.280 INFO [stderr] 59 |     fn write(&self, bytes: &[u8]) {
Dec 05 14:36:14.280 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.280 INFO [stderr] 
Dec 05 14:36:14.280 INFO [stderr] warning: function is never used: `is_ctrl`
Dec 05 14:36:14.280 INFO [stderr]   --> src/main.rs:23:1
Dec 05 14:36:14.280 INFO [stderr]    |
Dec 05 14:36:14.280 INFO [stderr] 23 | fn is_ctrl(c: u8) -> bool {
Dec 05 14:36:14.280 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:36:14.280 INFO [stderr] 
Dec 05 14:36:14.486 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Dec 05 14:36:14.488 INFO [stderr] su: No module specific data is present
Dec 05 14:36:14.861 INFO running `"docker" "inspect" "2e059fee64917889f90f05109bfaad68735fad237b97e88309f8876cb4e5adbe"`
Dec 05 14:36:14.938 INFO running `"docker" "rm" "-f" "2e059fee64917889f90f05109bfaad68735fad237b97e88309f8876cb4e5adbe"`
Dec 05 14:36:15.031 INFO [stdout] 2e059fee64917889f90f05109bfaad68735fad237b97e88309f8876cb4e5adbe
Dec 05 14:36:15.034 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 14:36:15.269 INFO [stdout] 241417d931d8a4fd8104fbebc93938e19edf4eba1b7c5d697ff45355ac4eb7f2
Dec 05 14:36:15.270 INFO running `"docker" "start" "-a" "241417d931d8a4fd8104fbebc93938e19edf4eba1b7c5d697ff45355ac4eb7f2"`
Dec 05 14:36:15.728 INFO [stderr] usermod: no changes
Dec 05 14:36:15.758 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 14:36:15.758 INFO [stderr]      Running /target/debug/deps/med-63f0dc3c7926ba48
Dec 05 14:36:15.760 INFO [stdout] 
Dec 05 14:36:15.760 INFO [stdout] running 0 tests
Dec 05 14:36:15.760 INFO [stdout] 
Dec 05 14:36:15.760 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 14:36:15.760 INFO [stdout] 
Dec 05 14:36:15.761 INFO [stderr] su: No module specific data is present
Dec 05 14:36:15.997 INFO running `"docker" "inspect" "241417d931d8a4fd8104fbebc93938e19edf4eba1b7c5d697ff45355ac4eb7f2"`
Dec 05 14:36:16.161 INFO running `"docker" "rm" "-f" "241417d931d8a4fd8104fbebc93938e19edf4eba1b7c5d697ff45355ac4eb7f2"`
Dec 05 14:36:16.307 INFO [stdout] 241417d931d8a4fd8104fbebc93938e19edf4eba1b7c5d697ff45355ac4eb7f2