[INFO] fetching crate hacksaw-x11rb 1.0.5...
[INFO] testing hacksaw-x11rb-1.0.5 against 1.60.0 for beta-1.61-1
[INFO] extracting crate hacksaw-x11rb 1.0.5 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate hacksaw-x11rb 1.0.5 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hacksaw-x11rb 1.0.5
[INFO] finished tweaking crates.io crate hacksaw-x11rb 1.0.5
[INFO] tweaked toml for crates.io crate hacksaw-x11rb 1.0.5 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate hacksaw-x11rb 1.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gethostname v0.2.1
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded structopt-derive v0.4.5
[INFO] [stderr]   Downloaded hermit-abi v0.1.10
[INFO] [stderr]   Downloaded cc v1.0.54
[INFO] [stderr]   Downloaded structopt v0.3.12
[INFO] [stderr]   Downloaded proc-macro-error v0.4.12
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.12
[INFO] [stderr]   Downloaded x11rb v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ded9823f0edc4e849c46ec1f901eb15935edf7158eb93c268a6b307c6505f09
[INFO] running `Command { std: "docker" "start" "-a" "4ded9823f0edc4e849c46ec1f901eb15935edf7158eb93c268a6b307c6505f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ded9823f0edc4e849c46ec1f901eb15935edf7158eb93c268a6b307c6505f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ded9823f0edc4e849c46ec1f901eb15935edf7158eb93c268a6b307c6505f09", kill_on_drop: false }`
[INFO] [stdout] 4ded9823f0edc4e849c46ec1f901eb15935edf7158eb93c268a6b307c6505f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 709e0b7b94bd2fb9a116aad890cf2e58831a7c93ef3f556eb8c214dff08b03b6
[INFO] running `Command { std: "docker" "start" "-a" "709e0b7b94bd2fb9a116aad890cf2e58831a7c93ef3f556eb8c214dff08b03b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling x11rb v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]    Compiling structopt v0.3.12
[INFO] [stderr]    Compiling hacksaw-x11rb v1.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `no_guides`
[INFO] [stdout]   --> src/util/parse_args.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) no_guides: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `guide_thickness`
[INFO] [stdout]   --> src/util/parse_args.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub(crate) guide_thickness: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `select_thickness`
[INFO] [stdout]   --> src/util/parse_args.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub(crate) select_thickness: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_colour`
[INFO] [stdout]   --> src/util/parse_args.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) line_colour: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `format`
[INFO] [stdout]   --> src/util/parse_args.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub(crate) format: Format,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `remove_decorations`
[INFO] [stdout]   --> src/util/parse_args.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub(crate) remove_decorations: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.34s
[INFO] running `Command { std: "docker" "inspect" "709e0b7b94bd2fb9a116aad890cf2e58831a7c93ef3f556eb8c214dff08b03b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "709e0b7b94bd2fb9a116aad890cf2e58831a7c93ef3f556eb8c214dff08b03b6", kill_on_drop: false }`
[INFO] [stdout] 709e0b7b94bd2fb9a116aad890cf2e58831a7c93ef3f556eb8c214dff08b03b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5d14e8f2ef947d21fa481e4aaf6fbebd80cf47a62d9967f60a4905ebb5f15d2
[INFO] running `Command { std: "docker" "start" "-a" "f5d14e8f2ef947d21fa481e4aaf6fbebd80cf47a62d9967f60a4905ebb5f15d2", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `no_guides`
[INFO] [stdout]   --> src/util/parse_args.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) no_guides: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `guide_thickness`
[INFO] [stdout]   --> src/util/parse_args.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub(crate) guide_thickness: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `select_thickness`
[INFO] [stdout]   --> src/util/parse_args.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub(crate) select_thickness: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_colour`
[INFO] [stdout]   --> src/util/parse_args.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) line_colour: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hacksaw-x11rb v1.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `format`
[INFO] [stdout]   --> src/util/parse_args.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub(crate) format: Format,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `remove_decorations`
[INFO] [stdout]   --> src/util/parse_args.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub(crate) remove_decorations: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `no_guides`
[INFO] [stdout]   --> src/util/parse_args.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) no_guides: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `guide_thickness`
[INFO] [stdout]   --> src/util/parse_args.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub(crate) guide_thickness: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `select_thickness`
[INFO] [stdout]   --> src/util/parse_args.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub(crate) select_thickness: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_colour`
[INFO] [stdout]   --> src/util/parse_args.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) line_colour: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `format`
[INFO] [stdout]   --> src/util/parse_args.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub(crate) format: Format,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `remove_decorations`
[INFO] [stdout]   --> src/util/parse_args.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub(crate) remove_decorations: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/util/parse_args.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "f5d14e8f2ef947d21fa481e4aaf6fbebd80cf47a62d9967f60a4905ebb5f15d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d14e8f2ef947d21fa481e4aaf6fbebd80cf47a62d9967f60a4905ebb5f15d2", kill_on_drop: false }`
[INFO] [stdout] f5d14e8f2ef947d21fa481e4aaf6fbebd80cf47a62d9967f60a4905ebb5f15d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b2ef28b0488f3ae059a925b553c87790b18377978a7cbc6551db758478d7660
[INFO] running `Command { std: "docker" "start" "-a" "4b2ef28b0488f3ae059a925b553c87790b18377978a7cbc6551db758478d7660", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `no_guides`
[INFO] [stdout] running 1 test
[INFO] [stderr]   --> src/util/parse_args.rs:14:5
[INFO] [stdout] test util::parse_format::test_parse_format_string ... ok
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 14 |     pub(crate) no_guides: bool,
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stderr]   --> src/util/parse_args.rs:6:21
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 6  | #[derive(StructOpt, Debug)]
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `guide_thickness`
[INFO] [stderr]   --> src/util/parse_args.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub(crate) guide_thickness: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/util/parse_args.rs:6:21
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(StructOpt, Debug)]
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `select_thickness`
[INFO] [stderr]   --> src/util/parse_args.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub(crate) select_thickness: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/util/parse_args.rs:6:21
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(StructOpt, Debug)]
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line_colour`
[INFO] [stderr]   --> src/util/parse_args.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) line_colour: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/util/parse_args.rs:6:21
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(StructOpt, Debug)]
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `format`
[INFO] [stderr]   --> src/util/parse_args.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub(crate) format: Format,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/util/parse_args.rs:6:21
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(StructOpt, Debug)]
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `remove_decorations`
[INFO] [stderr]   --> src/util/parse_args.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub(crate) remove_decorations: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/util/parse_args.rs:6:21
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(StructOpt, Debug)]
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `hacksaw-x11rb` (lib) generated 6 warnings
[INFO] [stderr] warning: `hacksaw-x11rb` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hacksaw-7b14c8c2746e98f1)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hacksaw_cli-95db0887ebb46235)
[INFO] [stderr]    Doc-tests hacksaw
[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" "4b2ef28b0488f3ae059a925b553c87790b18377978a7cbc6551db758478d7660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2ef28b0488f3ae059a925b553c87790b18377978a7cbc6551db758478d7660", kill_on_drop: false }`
[INFO] [stdout] 4b2ef28b0488f3ae059a925b553c87790b18377978a7cbc6551db758478d7660