[INFO] fetching crate chalk-plus 0.1.0...
[INFO] testing chalk-plus-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate chalk-plus 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate chalk-plus 0.1.0
[INFO] finished tweaking crates.io crate chalk-plus 0.1.0
[INFO] tweaked toml for crates.io crate chalk-plus 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate chalk-plus 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chalk-plus 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ac18434da9abc081a54443e3796cee0c9fa27fd7fba7ba17a4e1fb048433aeb
[INFO] running `Command { std: "docker" "start" "-a" "6ac18434da9abc081a54443e3796cee0c9fa27fd7fba7ba17a4e1fb048433aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ac18434da9abc081a54443e3796cee0c9fa27fd7fba7ba17a4e1fb048433aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ac18434da9abc081a54443e3796cee0c9fa27fd7fba7ba17a4e1fb048433aeb", kill_on_drop: false }`
[INFO] [stdout] 6ac18434da9abc081a54443e3796cee0c9fa27fd7fba7ba17a4e1fb048433aeb
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5521cad571a87661f1094892a3bb44db870c47dc3f22f108d1ebe98cf32f749
[INFO] running `Command { std: "docker" "start" "-a" "f5521cad571a87661f1094892a3bb44db870c47dc3f22f108d1ebe98cf32f749", kill_on_drop: false }`
[INFO] [stderr]    Compiling chalk-plus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::text_styling::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::text_styling::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/text_styling.rs:112:50
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn colors<S: AsRef<str>>(&mut self, text: S, mut color: StyleCode) -> &mut Self{
[INFO] [stdout]     |                                                  ----^^^^^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StyleCode` is never used
[INFO] [stdout]  --> src/text_styling.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum StyleCode {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ColorCode` is never used
[INFO] [stdout]  --> src/text_styling.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum ColorCode{
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TextStyle` is never used
[INFO] [stdout]   --> src/text_styling.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum TextStyle {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chalk` is never constructed
[INFO] [stdout]   --> src/text_styling.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Chalk {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Colors` is never used
[INFO] [stdout]   --> src/text_styling.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait Colors {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Styles` is never used
[INFO] [stdout]   --> src/text_styling.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub trait Styles {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_code` is never used
[INFO] [stdout]   --> src/text_styling.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl ColorCode{
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 65 |     pub fn to_code(&self) -> u8{
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_code` is never used
[INFO] [stdout]   --> src/text_styling.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl TextStyle {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 80 |     pub fn to_code(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_code` is never used
[INFO] [stdout]   --> src/text_styling.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl StyleCode {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 95 |     pub fn to_code(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `display` is never used
[INFO] [stdout]    --> src/text_styling.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | impl Chalk {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 198 |     pub fn display(&self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "f5521cad571a87661f1094892a3bb44db870c47dc3f22f108d1ebe98cf32f749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5521cad571a87661f1094892a3bb44db870c47dc3f22f108d1ebe98cf32f749", kill_on_drop: false }`
[INFO] [stdout] f5521cad571a87661f1094892a3bb44db870c47dc3f22f108d1ebe98cf32f749
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eccbee5f5b741d60666d9e14a4e439790717f80657979aa4817fffe7f3eae25c
[INFO] running `Command { std: "docker" "start" "-a" "eccbee5f5b741d60666d9e14a4e439790717f80657979aa4817fffe7f3eae25c", kill_on_drop: false }`
[INFO] [stderr]    Compiling chalk-plus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::text_styling::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::text_styling::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/text_styling.rs:112:50
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn colors<S: AsRef<str>>(&mut self, text: S, mut color: StyleCode) -> &mut Self{
[INFO] [stdout]     |                                                  ----^^^^^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StyleCode` is never used
[INFO] [stdout]  --> src/text_styling.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum StyleCode {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ColorCode` is never used
[INFO] [stdout]  --> src/text_styling.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum ColorCode{
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TextStyle` is never used
[INFO] [stdout]   --> src/text_styling.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum TextStyle {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chalk` is never constructed
[INFO] [stdout]   --> src/text_styling.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Chalk {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Colors` is never used
[INFO] [stdout]   --> src/text_styling.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait Colors {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Styles` is never used
[INFO] [stdout]   --> src/text_styling.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub trait Styles {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_code` is never used
[INFO] [stdout]   --> src/text_styling.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl ColorCode{
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 65 |     pub fn to_code(&self) -> u8{
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_code` is never used
[INFO] [stdout]   --> src/text_styling.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl TextStyle {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 80 |     pub fn to_code(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_code` is never used
[INFO] [stdout]   --> src/text_styling.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl StyleCode {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 95 |     pub fn to_code(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `display` is never used
[INFO] [stdout]    --> src/text_styling.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | impl Chalk {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 198 |     pub fn display(&self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/text_styling.rs:112:50
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn colors<S: AsRef<str>>(&mut self, text: S, mut color: StyleCode) -> &mut Self{
[INFO] [stdout]     |                                                  ----^^^^^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/text_styling.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub enum ColorCode{
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout]  8 |     Black,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]  9 |     Red,
[INFO] [stdout] 10 |     Green,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     Yellow,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 12 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 13 |     Magenta,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 14 |     Cyan,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     White
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Dim`, `Italic`, `Inverse`, `Hidden`, `Strikethrough`, and `Overline` are never constructed
[INFO] [stdout]   --> src/text_styling.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum TextStyle {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 18 |     Bold,
[INFO] [stdout] 19 |     Dim,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     Italic,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 21 |     Underline,
[INFO] [stdout] 22 |     Inverse,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     Hidden,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 24 |     Strikethrough,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 25 |     Overline,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/text_styling.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait Colors {
[INFO] [stdout]    |           ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn black<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn green<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 42 |
[INFO] [stdout] 43 |     fn yellow<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 44 |
[INFO] [stdout] 45 |     fn blue<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 46 |
[INFO] [stdout] 47 |     fn magenta<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 48 |
[INFO] [stdout] 49 |     fn cyan<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 50 |
[INFO] [stdout] 51 |     fn white<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `dim`, `italic`, `hidden`, `strikethrough`, and `overline` are never used
[INFO] [stdout]   --> src/text_styling.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub trait Styles {
[INFO] [stdout]    |           ------ methods in this trait
[INFO] [stdout] 55 |     fn bold(&mut self) -> &mut Self;
[INFO] [stdout] 56 |     fn dim(&mut self) -> &mut Self;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 57 |     fn italic(&mut self) -> &mut Self;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 58 |     fn underline(&mut self) -> &mut Self;
[INFO] [stdout] 59 |     fn hidden(&mut self) -> &mut Self;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 60 |     fn strikethrough(&mut self) -> &mut Self;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 61 |     fn overline(&mut self) -> &mut Self;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "eccbee5f5b741d60666d9e14a4e439790717f80657979aa4817fffe7f3eae25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eccbee5f5b741d60666d9e14a4e439790717f80657979aa4817fffe7f3eae25c", kill_on_drop: false }`
[INFO] [stdout] eccbee5f5b741d60666d9e14a4e439790717f80657979aa4817fffe7f3eae25c
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0102690731aaff4611f1df2a6556fefc5c2b4fdadd7745c6aeb0071459903fe
[INFO] running `Command { std: "docker" "start" "-a" "d0102690731aaff4611f1df2a6556fefc5c2b4fdadd7745c6aeb0071459903fe", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::text_styling::*`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::text_styling::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/text_styling.rs:112:50
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn colors<S: AsRef<str>>(&mut self, text: S, mut color: StyleCode) -> &mut Self{
[INFO] [stderr]     |                                                  ----^^^^^
[INFO] [stderr]     |                                                  |
[INFO] [stderr]     |                                                  help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `StyleCode` is never used
[INFO] [stderr]  --> src/text_styling.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum StyleCode {
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ColorCode` is never used
[INFO] [stderr]  --> src/text_styling.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum ColorCode{
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `TextStyle` is never used
[INFO] [stderr]   --> src/text_styling.rs:17:10
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub enum TextStyle {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Chalk` is never constructed
[INFO] [stderr]   --> src/text_styling.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct Chalk {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Colors` is never used
[INFO] [stderr]   --> src/text_styling.rs:33:11
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub trait Colors {
[INFO] [stderr]    |           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Styles` is never used
[INFO] [stderr]   --> src/text_styling.rs:54:11
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub trait Styles {
[INFO] [stderr]    |           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_code` is never used
[INFO] [stderr]   --> src/text_styling.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 64 | impl ColorCode{
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] 65 |     pub fn to_code(&self) -> u8{
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_code` is never used
[INFO] [stderr]   --> src/text_styling.rs:80:12
[INFO] [stderr]    |
[INFO] [stderr] 79 | impl TextStyle {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] 80 |     pub fn to_code(&self) -> u8 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_code` is never used
[INFO] [stderr]   --> src/text_styling.rs:95:12
[INFO] [stderr]    |
[INFO] [stderr] 94 | impl StyleCode {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] 95 |     pub fn to_code(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `display` is never used
[INFO] [stderr]    --> src/text_styling.rs:198:12
[INFO] [stderr]     |
[INFO] [stderr] 197 | impl Chalk {
[INFO] [stderr]     | ---------- method in this implementation
[INFO] [stderr] 198 |     pub fn display(&self) {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chalk-plus` (lib) generated 12 warnings (run `cargo fix --lib -p chalk-plus` to apply 2 suggestions)
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/text_styling.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr]  7 | pub enum ColorCode{
[INFO] [stderr]    |          --------- variants in this enum
[INFO] [stderr]  8 |     Black,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]  9 |     Red,
[INFO] [stderr] 10 |     Green,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 11 |     Yellow,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 12 |     Blue,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 13 |     Magenta,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 14 |     Cyan,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 15 |     White
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Dim`, `Italic`, `Inverse`, `Hidden`, `Strikethrough`, and `Overline` are never constructed
[INFO] [stderr]   --> src/text_styling.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub enum TextStyle {
[INFO] [stderr]    |          --------- variants in this enum
[INFO] [stderr] 18 |     Bold,
[INFO] [stderr] 19 |     Dim,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 20 |     Italic,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 21 |     Underline,
[INFO] [stderr] 22 |     Inverse,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 23 |     Hidden,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 24 |     Strikethrough,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 25 |     Overline,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]   --> src/text_styling.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub trait Colors {
[INFO] [stderr]    |           ------ methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 37 |     fn black<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     fn green<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 42 |
[INFO] [stderr] 43 |     fn yellow<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 44 |
[INFO] [stderr] 45 |     fn blue<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 46 |
[INFO] [stderr] 47 |     fn magenta<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 48 |
[INFO] [stderr] 49 |     fn cyan<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 50 |
[INFO] [stderr] 51 |     fn white<S: AsRef<str>>(&mut self, text: S) -> &mut Self;
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `dim`, `italic`, `hidden`, `strikethrough`, and `overline` are never used
[INFO] [stderr]   --> src/text_styling.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub trait Styles {
[INFO] [stderr]    |           ------ methods in this trait
[INFO] [stderr] 55 |     fn bold(&mut self) -> &mut Self;
[INFO] [stderr] 56 |     fn dim(&mut self) -> &mut Self;
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 57 |     fn italic(&mut self) -> &mut Self;
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 58 |     fn underline(&mut self) -> &mut Self;
[INFO] [stderr] 59 |     fn hidden(&mut self) -> &mut Self;
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 60 |     fn strikethrough(&mut self) -> &mut Self;
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 61 |     fn overline(&mut self) -> &mut Self;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chalk-plus` (lib test) generated 5 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chalk_plus-636f985da7f96187)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_apply_color ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chalk_plus
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0102690731aaff4611f1df2a6556fefc5c2b4fdadd7745c6aeb0071459903fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0102690731aaff4611f1df2a6556fefc5c2b4fdadd7745c6aeb0071459903fe", kill_on_drop: false }`
[INFO] [stdout] d0102690731aaff4611f1df2a6556fefc5c2b4fdadd7745c6aeb0071459903fe
