[INFO] cloning repository https://github.com/Soyukke/texttable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Soyukke/texttable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoyukke%2Ftexttable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoyukke%2Ftexttable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 649df693b205d7906095077fccea4c370b5d993b
[INFO] checking Soyukke/texttable against try#099af82bc034c1e4895c90e5407fafdd61976cdb for pr-145457
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoyukke%2Ftexttable" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Soyukke/texttable
[INFO] finished tweaking git repo https://github.com/Soyukke/texttable
[INFO] tweaked toml for git repo https://github.com/Soyukke/texttable written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Soyukke/texttable on toolchain 099af82bc034c1e4895c90e5407fafdd61976cdb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Soyukke/texttable already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 411ad7b404cc89d39d9f4ef41484d7bc3dac04d2d8d358883c88574f3ff63b88
[INFO] running `Command { std: "docker" "start" "-a" "411ad7b404cc89d39d9f4ef41484d7bc3dac04d2d8d358883c88574f3ff63b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "411ad7b404cc89d39d9f4ef41484d7bc3dac04d2d8d358883c88574f3ff63b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "411ad7b404cc89d39d9f4ef41484d7bc3dac04d2d8d358883c88574f3ff63b88", kill_on_drop: false }`
[INFO] [stdout] 411ad7b404cc89d39d9f4ef41484d7bc3dac04d2d8d358883c88574f3ff63b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b8a2d8d4fdc45fdeadd5019a44bbd3e20dc38f0cf69e2e4d9da54caa466d18e
[INFO] running `Command { std: "docker" "start" "-a" "5b8a2d8d4fdc45fdeadd5019a44bbd3e20dc38f0cf69e2e4d9da54caa466d18e", kill_on_drop: false }`
[INFO] [stderr]     Checking texttable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tc`
[INFO] [stdout]   --> src/cell.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let tc = "┬";
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_tc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]   --> src/cell.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let bc = "┴";
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]   --> src/cell.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let cp = "┼";
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/cell.rs:35:60
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn inner_cell(inner_width: usize, inner_height: usize, i: usize, j: usize, n: usize, m: usize) -> String {
[INFO] [stdout]    |                                                            ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/cell.rs:35:70
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn inner_cell(inner_width: usize, inner_height: usize, i: usize, j: usize, n: usize, m: usize) -> String {
[INFO] [stdout]    |                                                                      ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/cell.rs:35:80
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn inner_cell(inner_width: usize, inner_height: usize, i: usize, j: usize, n: usize, m: usize) -> String {
[INFO] [stdout]    |                                                                                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/cell.rs:35:90
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn inner_cell(inner_width: usize, inner_height: usize, i: usize, j: usize, n: usize, m: usize) -> String {
[INFO] [stdout]    |                                                                                          ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/cell.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                     let l = s.chars().count();
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:132:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tc`
[INFO] [stdout]   --> src/cell.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let tc = "┬";
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_tc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]   --> src/cell.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let bc = "┴";
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]   --> src/cell.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let cp = "┼";
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/cell.rs:35:60
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn inner_cell(inner_width: usize, inner_height: usize, i: usize, j: usize, n: usize, m: usize) -> String {
[INFO] [stdout]    |                                                            ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/cell.rs:35:70
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn inner_cell(inner_width: usize, inner_height: usize, i: usize, j: usize, n: usize, m: usize) -> String {
[INFO] [stdout]    |                                                                      ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/cell.rs:35:80
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn inner_cell(inner_width: usize, inner_height: usize, i: usize, j: usize, n: usize, m: usize) -> String {
[INFO] [stdout]    |                                                                                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/cell.rs:35:90
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn inner_cell(inner_width: usize, inner_height: usize, i: usize, j: usize, n: usize, m: usize) -> String {
[INFO] [stdout]    |                                                                                          ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]    --> src/cell.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let tr = "┐";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bl`
[INFO] [stdout]    --> src/cell.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let bl = "└";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/cell.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let br = "┘";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]    --> src/cell.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bc = "┴";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/cell.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                     let l = s.chars().count();
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tl`
[INFO] [stdout]    --> src/cell.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let tl = "┌";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]    --> src/cell.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let tr = "┐";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bl`
[INFO] [stdout]    --> src/cell.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let bl = "└";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/cell.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let br = "┘";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tc`
[INFO] [stdout]    --> src/cell.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let tc = "┬";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]    --> src/cell.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |         let bc = "┴";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]    --> src/cell.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let cp = "┼";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:245:17
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:245:13
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tl`
[INFO] [stdout]    --> src/cell.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let tl = "┌";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]    --> src/cell.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let tr = "┐";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bl`
[INFO] [stdout]    --> src/cell.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let bl = "└";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/cell.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let br = "┘";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tc`
[INFO] [stdout]    --> src/cell.rs:282:13
[INFO] [stdout]     |
[INFO] [stdout] 282 |         let tc = "┬";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]    --> src/cell.rs:284:13
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let bc = "┴";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]    --> src/cell.rs:285:13
[INFO] [stdout]     |
[INFO] [stdout] 285 |         let cp = "┼";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:132:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tl`
[INFO] [stdout]    --> src/cell.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let tl = "┌";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]    --> src/cell.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let tr = "┐";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bl`
[INFO] [stdout]    --> src/cell.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |         let bl = "└";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/cell.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let br = "┘";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tc`
[INFO] [stdout]    --> src/cell.rs:324:13
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let tc = "┬";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]    --> src/cell.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let bc = "┴";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]    --> src/cell.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let cp = "┼";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:329:17
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:329:13
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]    --> src/cell.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let tr = "┐";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner_text` is never read
[INFO] [stdout]    --> src/cell.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Cell {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     inner_text: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cell` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bl`
[INFO] [stdout]    --> src/cell.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let bl = "└";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/cell.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let br = "┘";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]    --> src/cell.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bc = "┴";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tl`
[INFO] [stdout]    --> src/cell.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let tl = "┌";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]    --> src/cell.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let tr = "┐";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bl`
[INFO] [stdout]    --> src/cell.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let bl = "└";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/cell.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let br = "┘";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tc`
[INFO] [stdout]    --> src/cell.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let tc = "┬";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]    --> src/cell.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |         let bc = "┴";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]    --> src/cell.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let cp = "┼";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:245:17
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:245:13
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tl`
[INFO] [stdout]    --> src/cell.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let tl = "┌";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]    --> src/cell.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let tr = "┐";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bl`
[INFO] [stdout]    --> src/cell.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let bl = "└";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/cell.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let br = "┘";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tc`
[INFO] [stdout]    --> src/cell.rs:282:13
[INFO] [stdout]     |
[INFO] [stdout] 282 |         let tc = "┬";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]    --> src/cell.rs:284:13
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let bc = "┴";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]    --> src/cell.rs:285:13
[INFO] [stdout]     |
[INFO] [stdout] 285 |         let cp = "┼";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tl`
[INFO] [stdout]    --> src/cell.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let tl = "┌";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]    --> src/cell.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let tr = "┐";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bl`
[INFO] [stdout]    --> src/cell.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |         let bl = "└";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/cell.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let br = "┘";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tc`
[INFO] [stdout]    --> src/cell.rs:324:13
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let tc = "┬";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_tc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bc`
[INFO] [stdout]    --> src/cell.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let bc = "┴";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_bc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]    --> src/cell.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let cp = "┼";
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]    --> src/cell.rs:329:17
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let mut str = "".to_string();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cell.rs:329:13
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let mut str = "".to_string();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner_text` is never read
[INFO] [stdout]    --> src/cell.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Cell {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     inner_text: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cell` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let s = cell(5, 5);
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let t = Table::new(5, 20);
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let s = cell(5, 5);
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let t = Table::new(5, 20);
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "5b8a2d8d4fdc45fdeadd5019a44bbd3e20dc38f0cf69e2e4d9da54caa466d18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b8a2d8d4fdc45fdeadd5019a44bbd3e20dc38f0cf69e2e4d9da54caa466d18e", kill_on_drop: false }`
[INFO] [stdout] 5b8a2d8d4fdc45fdeadd5019a44bbd3e20dc38f0cf69e2e4d9da54caa466d18e