[INFO] cloning repository https://github.com/skysch/atma-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skysch/atma-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskysch%2Fatma-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskysch%2Fatma-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86e9e10402dd6fee1f9af8b75110e1cace9ab57e
[INFO] checking skysch/atma-rs against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskysch%2Fatma-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skysch/atma-rs on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skysch/atma-rs
[INFO] finished tweaking git repo https://github.com/skysch/atma-rs
[INFO] tweaked toml for git repo https://github.com/skysch/atma-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/skysch/color-rs`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 071190e0655fb3b5675d74808516fb503642ac45c5dceb22fecf029e65fae6cb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "071190e0655fb3b5675d74808516fb503642ac45c5dceb22fecf029e65fae6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "071190e0655fb3b5675d74808516fb503642ac45c5dceb22fecf029e65fae6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071190e0655fb3b5675d74808516fb503642ac45c5dceb22fecf029e65fae6cb", kill_on_drop: false }`
[INFO] [stdout] 071190e0655fb3b5675d74808516fb503642ac45c5dceb22fecf029e65fae6cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c0fa813e64a87bcfbd6177c590de726b5a85131706cb55617cc03bde030281
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8c0fa813e64a87bcfbd6177c590de726b5a85131706cb55617cc03bde030281", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking few v0.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking png v0.16.6
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking ron v0.6.0
[INFO] [stderr]     Checking color v0.2.16 (https://github.com/skysch/color-rs#1eb4ecae)
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking atma v0.0.152 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::cell::PositionSelector`
[INFO] [stdout]   --> src/palette/full.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::cell::PositionSelector;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![warn(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::palette::Interpolate`
[INFO] [stdout]   --> src/palette/full.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::palette::Interpolate;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::palette::Expr`
[INFO] [stdout]   --> src/palette/full.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::palette::Expr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]   --> src/palette/full.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | use std::borrow::Cow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse::interpolate`
[INFO] [stdout]   --> src/palette/expr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::parse::interpolate;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::PaletteError`
[INFO] [stdout]   --> src/parse/color.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::error::PaletteError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::palette::Interpolate`
[INFO] [stdout]   --> src/parse/color.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::palette::Interpolate;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse::Success`
[INFO] [stdout]   --> src/parse/expr.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use crate::parse::Success;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cell::PositionSelector`
[INFO] [stdout]   --> src/palette/full.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::cell::PositionSelector;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![warn(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::palette::Interpolate`
[INFO] [stdout]   --> src/palette/full.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::palette::Interpolate;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::palette::Expr`
[INFO] [stdout]   --> src/palette/full.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::palette::Expr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]   --> src/palette/full.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | use std::borrow::Cow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse::interpolate`
[INFO] [stdout]   --> src/palette/expr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::parse::interpolate;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::PaletteError`
[INFO] [stdout]   --> src/parse/color.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::error::PaletteError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::palette::Interpolate`
[INFO] [stdout]   --> src/parse/color.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::palette::Interpolate;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse::Success`
[INFO] [stdout]   --> src/parse/expr.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use crate::parse::Success;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse::ParseResultExt`
[INFO] [stdout]   --> src/parse/color.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::parse::ParseResultExt as _;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]    --> src/palette/full.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         inputs: &[InsertExpr],
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  | #![warn(unused)]
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/palette/full.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |         name: Option<S>,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `position`
[INFO] [stdout]    --> src/palette/full.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |         position: Positioning)
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `int`
[INFO] [stdout]    --> src/palette/expr.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |         int: &Interpolate)
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/parse/expr.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn insert_expr<'t>(text: &'t str) -> ParseResult<'t, InsertExpr> {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse::ParseResultExt`
[INFO] [stdout]   --> src/parse/color.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::parse::ParseResultExt as _;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]    --> src/palette/full.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         inputs: &[InsertExpr],
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  | #![warn(unused)]
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/palette/full.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |         name: Option<S>,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `position`
[INFO] [stdout]    --> src/palette/full.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |         position: Positioning)
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `int`
[INFO] [stdout]    --> src/palette/expr.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |         int: &Interpolate)
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/parse/expr.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn insert_expr<'t>(text: &'t str) -> ParseResult<'t, InsertExpr> {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "f8c0fa813e64a87bcfbd6177c590de726b5a85131706cb55617cc03bde030281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c0fa813e64a87bcfbd6177c590de726b5a85131706cb55617cc03bde030281", kill_on_drop: false }`
[INFO] [stdout] f8c0fa813e64a87bcfbd6177c590de726b5a85131706cb55617cc03bde030281