[INFO] cloning repository https://github.com/LaviejaD/text-editor-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LaviejaD/text-editor-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaviejaD%2Ftext-editor-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaviejaD%2Ftext-editor-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73fea8802421d342104622b07b1f6990a21b75e8
[INFO] building LaviejaD/text-editor-rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaviejaD%2Ftext-editor-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LaviejaD/text-editor-rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LaviejaD/text-editor-rust
[INFO] finished tweaking git repo https://github.com/LaviejaD/text-editor-rust
[INFO] tweaked toml for git repo https://github.com/LaviejaD/text-editor-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LaviejaD/text-editor-rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text2art v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f72e7887a4d26061feb997652128c77f50eccddeb7c66269c512c3b8244f597c
[INFO] running `Command { std: "docker" "start" "-a" "f72e7887a4d26061feb997652128c77f50eccddeb7c66269c512c3b8244f597c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f72e7887a4d26061feb997652128c77f50eccddeb7c66269c512c3b8244f597c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f72e7887a4d26061feb997652128c77f50eccddeb7c66269c512c3b8244f597c", kill_on_drop: false }`
[INFO] [stdout] f72e7887a4d26061feb997652128c77f50eccddeb7c66269c512c3b8244f597c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8dd76f0d8ddca5ab2927ba95813bd1ff40d9c8785173958ad5927fab6ffaac2
[INFO] running `Command { std: "docker" "start" "-a" "f8dd76f0d8ddca5ab2927ba95813bd1ff40d9c8785173958ad5927fab6ffaac2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling text2art v1.0.1
[INFO] [stderr]    Compiling text-editor-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/editormod/rows.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 |     default::{self, Default},
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BasicFonts`, `Font`, and `Printer`
[INFO] [stdout]  --> src/output.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use text2art::{BasicFonts, Font, Printer};
[INFO] [stdout]   |                ^^^^^^^^^^  ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/output.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     for i in 0..welcome.len() {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/output.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let info = format!("1");
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TAB_STOP` is never used
[INFO] [stdout]  --> src/editormod/editorcontents.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const TAB_STOP: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]   --> src/editormod/rows.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct EditorRows {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 32 |     row_contents: Vec<Row>,
[INFO] [stdout] 33 |     pub filename: Option<path::PathBuf>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CleanUp` is never constructed
[INFO] [stdout]   --> src/output.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct CleanUp;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `draw_status_bar` is never used
[INFO] [stdout]    --> src/output.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl Output {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 114 |     fn draw_status_bar(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/output.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |     res.push(VERSION.clone().to_string());
[INFO] [stdout]    |                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "f8dd76f0d8ddca5ab2927ba95813bd1ff40d9c8785173958ad5927fab6ffaac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8dd76f0d8ddca5ab2927ba95813bd1ff40d9c8785173958ad5927fab6ffaac2", kill_on_drop: false }`
[INFO] [stdout] f8dd76f0d8ddca5ab2927ba95813bd1ff40d9c8785173958ad5927fab6ffaac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25a381a0f85b3cf653fd435bf90aa90ae18f6a92913f1ea92f41cfcc43085192
[INFO] running `Command { std: "docker" "start" "-a" "25a381a0f85b3cf653fd435bf90aa90ae18f6a92913f1ea92f41cfcc43085192", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-editor-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/editormod/rows.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 |     default::{self, Default},
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BasicFonts`, `Font`, and `Printer`
[INFO] [stdout]  --> src/output.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use text2art::{BasicFonts, Font, Printer};
[INFO] [stdout]   |                ^^^^^^^^^^  ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/output.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     for i in 0..welcome.len() {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/output.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let info = format!("1");
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TAB_STOP` is never used
[INFO] [stdout]  --> src/editormod/editorcontents.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const TAB_STOP: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]   --> src/editormod/rows.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct EditorRows {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 32 |     row_contents: Vec<Row>,
[INFO] [stdout] 33 |     pub filename: Option<path::PathBuf>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CleanUp` is never constructed
[INFO] [stdout]   --> src/output.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct CleanUp;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `draw_status_bar` is never used
[INFO] [stdout]    --> src/output.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl Output {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 114 |     fn draw_status_bar(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/output.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |     res.push(VERSION.clone().to_string());
[INFO] [stdout]    |                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "25a381a0f85b3cf653fd435bf90aa90ae18f6a92913f1ea92f41cfcc43085192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25a381a0f85b3cf653fd435bf90aa90ae18f6a92913f1ea92f41cfcc43085192", kill_on_drop: false }`
[INFO] [stdout] 25a381a0f85b3cf653fd435bf90aa90ae18f6a92913f1ea92f41cfcc43085192