[INFO] fetching crate utile_cli 0.3.2... [INFO] testing utile_cli-0.3.2 against 1.59.0 for beta-1.60-1 [INFO] extracting crate utile_cli 0.3.2 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate utile_cli 0.3.2 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate utile_cli 0.3.2 [INFO] finished tweaking crates.io crate utile_cli 0.3.2 [INFO] tweaked toml for crates.io crate utile_cli 0.3.2 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a89d45e09b610758d675a69bebcf947b66c52636e888ea6c9b480e204b9e44f [INFO] running `Command { std: "docker" "start" "-a" "5a89d45e09b610758d675a69bebcf947b66c52636e888ea6c9b480e204b9e44f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a89d45e09b610758d675a69bebcf947b66c52636e888ea6c9b480e204b9e44f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a89d45e09b610758d675a69bebcf947b66c52636e888ea6c9b480e204b9e44f", kill_on_drop: false }` [INFO] [stdout] 5a89d45e09b610758d675a69bebcf947b66c52636e888ea6c9b480e204b9e44f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1c7d160b20cdf9ad8eabc72d99702c0eafbd4833b45a9c8fb44d195982e27c0 [INFO] running `Command { std: "docker" "start" "-a" "d1c7d160b20cdf9ad8eabc72d99702c0eafbd4833b45a9c8fb44d195982e27c0", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ncurses v5.101.0 [INFO] [stderr] Compiling pancurses v0.16.1 [INFO] [stderr] Compiling utile_cli v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/cli.rs:639:14 [INFO] [stdout] | [INFO] [stdout] 639 | if (y < layers.len() - 1) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 639 - if (y < layers.len() - 1) { [INFO] [stdout] 639 + if y < layers.len() - 1 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/cli.rs:644:14 [INFO] [stdout] | [INFO] [stdout] 644 | if (y > 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 644 - if (y > 0) { [INFO] [stdout] 644 + if y > 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cli.rs:494:11 [INFO] [stdout] | [INFO] [stdout] 494 | _ | None => () [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/cli.rs:493:23 [INFO] [stdout] | [INFO] [stdout] 493 | Some(Key::Alpha(c)) => { self.raw_delete_prev(); }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/cli.rs:513:23 [INFO] [stdout] | [INFO] [stdout] 513 | if let Some(i) = r.get_content().pop() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/cli.rs:544:23 [INFO] [stdout] | [INFO] [stdout] 544 | if let Some(i) = r.get_content().pop() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/cli.rs:201:6 [INFO] [stdout] | [INFO] [stdout] 201 | fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `Command { std: "docker" "inspect" "d1c7d160b20cdf9ad8eabc72d99702c0eafbd4833b45a9c8fb44d195982e27c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1c7d160b20cdf9ad8eabc72d99702c0eafbd4833b45a9c8fb44d195982e27c0", kill_on_drop: false }` [INFO] [stdout] d1c7d160b20cdf9ad8eabc72d99702c0eafbd4833b45a9c8fb44d195982e27c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] babaa23d248ddf05bc41378d7d5ba973e48a3f27b4260a987ad75f5c919446c6 [INFO] running `Command { std: "docker" "start" "-a" "babaa23d248ddf05bc41378d7d5ba973e48a3f27b4260a987ad75f5c919446c6", kill_on_drop: false }` [INFO] [stderr] Compiling utile_cli v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/cli.rs:639:14 [INFO] [stdout] | [INFO] [stdout] 639 | if (y < layers.len() - 1) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 639 - if (y < layers.len() - 1) { [INFO] [stdout] 639 + if y < layers.len() - 1 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/cli.rs:644:14 [INFO] [stdout] | [INFO] [stdout] 644 | if (y > 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 644 - if (y > 0) { [INFO] [stdout] 644 + if y > 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cli.rs:494:11 [INFO] [stdout] | [INFO] [stdout] 494 | _ | None => () [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/cli.rs:493:23 [INFO] [stdout] | [INFO] [stdout] 493 | Some(Key::Alpha(c)) => { self.raw_delete_prev(); }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/cli.rs:513:23 [INFO] [stdout] | [INFO] [stdout] 513 | if let Some(i) = r.get_content().pop() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/cli.rs:544:23 [INFO] [stdout] | [INFO] [stdout] 544 | if let Some(i) = r.get_content().pop() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/cli.rs:201:6 [INFO] [stdout] | [INFO] [stdout] 201 | fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/cli.rs:639:14 [INFO] [stdout] | [INFO] [stdout] 639 | if (y < layers.len() - 1) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 639 - if (y < layers.len() - 1) { [INFO] [stdout] 639 + if y < layers.len() - 1 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/cli.rs:644:14 [INFO] [stdout] | [INFO] [stdout] 644 | if (y > 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 644 - if (y > 0) { [INFO] [stdout] 644 + if y > 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cli.rs:494:11 [INFO] [stdout] | [INFO] [stdout] 494 | _ | None => () [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/cli.rs:493:23 [INFO] [stdout] | [INFO] [stdout] 493 | Some(Key::Alpha(c)) => { self.raw_delete_prev(); }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/cli.rs:513:23 [INFO] [stdout] | [INFO] [stdout] 513 | if let Some(i) = r.get_content().pop() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/cli.rs:544:23 [INFO] [stdout] | [INFO] [stdout] 544 | if let Some(i) = r.get_content().pop() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l2d` [INFO] [stdout] --> src/lib.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let l2d = t.add_layer2d(l2d); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_l2d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut behindl2d = Layer2D::new(0, 0, 4, 4, behindl); [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: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | let mut frontl2d = Layer2D::new(0, 0, 2, 2, frontl); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/cli.rs:201:6 [INFO] [stdout] | [INFO] [stdout] 201 | fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "babaa23d248ddf05bc41378d7d5ba973e48a3f27b4260a987ad75f5c919446c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "babaa23d248ddf05bc41378d7d5ba973e48a3f27b4260a987ad75f5c919446c6", kill_on_drop: false }` [INFO] [stdout] babaa23d248ddf05bc41378d7d5ba973e48a3f27b4260a987ad75f5c919446c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 97d0716137bfdc0ed5746fec3909bc4a271d04a75c4dab65e60495a840747e7a [INFO] running `Command { std: "docker" "start" "-a" "97d0716137bfdc0ed5746fec3909bc4a271d04a75c4dab65e60495a840747e7a", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/cli.rs:639:14 [INFO] [stderr] | [INFO] [stderr] 639 | if (y < layers.len() - 1) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 639 - if (y < layers.len() - 1) { [INFO] [stderr] 639 + if y < layers.len() - 1 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/cli.rs:644:14 [INFO] [stderr] | [INFO] [stderr] 644 | if (y > 0) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 644 - if (y > 0) { [INFO] [stderr] 644 + if y > 0 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/cli.rs:494:11 [INFO] [stderr] | [INFO] [stderr] 494 | _ | None => () [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/cli.rs:493:23 [INFO] [stderr] | [INFO] [stderr] 493 | Some(Key::Alpha(c)) => { self.raw_delete_prev(); }, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/cli.rs:513:23 [INFO] [stderr] | [INFO] [stderr] 513 | if let Some(i) = r.get_content().pop() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/cli.rs:544:23 [INFO] [stderr] | [INFO] [stderr] 544 | if let Some(i) = r.get_content().pop() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pop` [INFO] [stderr] --> src/cli.rs:201:6 [INFO] [stderr] | [INFO] [stderr] 201 | fn pop(&mut self) -> Option { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `l2d` [INFO] [stderr] --> src/lib.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let l2d = t.add_layer2d(l2d); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_l2d` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | let mut behindl2d = Layer2D::new(0, 0, 4, 4, behindl); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | let mut frontl2d = Layer2D::new(0, 0, 2, 2, frontl); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `utile_cli` (lib) generated 7 warnings [INFO] [stderr] warning: `utile_cli` (lib test) generated 10 warnings (7 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/utile_cli-cd4f500ff391d45e) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stderr] Error opening terminal: unknown. [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "97d0716137bfdc0ed5746fec3909bc4a271d04a75c4dab65e60495a840747e7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97d0716137bfdc0ed5746fec3909bc4a271d04a75c4dab65e60495a840747e7a", kill_on_drop: false }` [INFO] [stdout] 97d0716137bfdc0ed5746fec3909bc4a271d04a75c4dab65e60495a840747e7a