[INFO] cloning repository https://github.com/aleckeen/krown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleckeen/krown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleckeen%2Fkrown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleckeen%2Fkrown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15409a053cfb5a45e832209546e7906215dd0219
[INFO] checking aleckeen/krown/15409a053cfb5a45e832209546e7906215dd0219 against master#c871d09d1cc32a649f4c5177bb819646260ed120 for pr-149291-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleckeen%2Fkrown" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aleckeen/krown
[INFO] finished tweaking git repo https://github.com/aleckeen/krown
[INFO] tweaked toml for git repo https://github.com/aleckeen/krown written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aleckeen/krown on toolchain c871d09d1cc32a649f4c5177bb819646260ed120
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c871d09d1cc32a649f4c5177bb819646260ed120" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c871d09d1cc32a649f4c5177bb819646260ed120" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.53)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c871d09d1cc32a649f4c5177bb819646260ed120" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c871d09d1cc32a649f4c5177bb819646260ed120" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5001a0ae941df7b2d286e92b7f0e9606fe0556d068486d1f86c7f684a076425
[INFO] running `Command { std: "docker" "start" "-a" "b5001a0ae941df7b2d286e92b7f0e9606fe0556d068486d1f86c7f684a076425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5001a0ae941df7b2d286e92b7f0e9606fe0556d068486d1f86c7f684a076425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5001a0ae941df7b2d286e92b7f0e9606fe0556d068486d1f86c7f684a076425", kill_on_drop: false }`
[INFO] [stdout] b5001a0ae941df7b2d286e92b7f0e9606fe0556d068486d1f86c7f684a076425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c871d09d1cc32a649f4c5177bb819646260ed120" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10d6eb854b2dcccd4960072d56dd4c46d96a239e20749e0babc37b77e27d6e14
[INFO] running `Command { std: "docker" "start" "-a" "10d6eb854b2dcccd4960072d56dd4c46d96a239e20749e0babc37b77e27d6e14", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking krown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/krown.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub(crate) fn new(config: KrownConfig) -> Self
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wa`
[INFO] [stdout]   --> src/krown.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |   fn manage(&self, w: &Window, wa: &xlib::XWindowAttributes)
[INFO] [stdout]    |                                ^^ help: if this is intentional, prefix it with an underscore: `_wa`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Client` is never constructed
[INFO] [stdout]  --> src/client.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct Client<'a>
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `format` is never read
[INFO] [stdout]   --> src/x/atom/property.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct Property<T>
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   format: i32,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_property_atom` and `get_property_cardinal` are never used
[INFO] [stdout]    --> src/x/atom/property.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout]  23 | impl Window<'_>
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 102 |   pub fn get_property_atom(&self, property: Atom) -> Vec<Atom>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |   pub fn get_property_cardinal(&self, property: Atom) -> Vec<i64>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClassHint` is never constructed
[INFO] [stdout]  --> src/x/window/class_hint.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ClassHint
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_class_hint` is never used
[INFO] [stdout]   --> src/x/window/class_hint.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Window<'_>
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 12 | {
[INFO] [stdout] 13 |   pub fn get_class_hint(&self) -> ClassHint
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WindowState` is never used
[INFO] [stdout]  --> src/x/window/window_state.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum WindowState
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_states` is never used
[INFO] [stdout]   --> src/x/window/window_state.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Window<'_>
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 22 | {
[INFO] [stdout] 23 |   pub fn get_states(&self) -> Vec<WindowState>
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WindowType` is never used
[INFO] [stdout]  --> src/x/window/window_type.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum WindowType
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_types` is never used
[INFO] [stdout]   --> src/x/window/window_type.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Window<'_>
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 23 | {
[INFO] [stdout] 24 |   pub fn get_types(&self) -> Vec<WindowType>
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xinerama_is_active` is never used
[INFO] [stdout]   --> src/x/x.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl X
[INFO] [stdout]    | ------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |   pub fn xinerama_is_active(&self) -> bool
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/x/x.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn get_default_root(&self) -> Window
[INFO] [stdout]    |                           ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn get_default_root(&self) -> Window<'_>
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/krown.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub(crate) fn new(config: KrownConfig) -> Self
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wa`
[INFO] [stdout]   --> src/krown.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |   fn manage(&self, w: &Window, wa: &xlib::XWindowAttributes)
[INFO] [stdout]    |                                ^^ help: if this is intentional, prefix it with an underscore: `_wa`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Client` is never constructed
[INFO] [stdout]  --> src/client.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct Client<'a>
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `format` is never read
[INFO] [stdout]   --> src/x/atom/property.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct Property<T>
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   format: i32,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_property_atom` and `get_property_cardinal` are never used
[INFO] [stdout]    --> src/x/atom/property.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout]  23 | impl Window<'_>
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 102 |   pub fn get_property_atom(&self, property: Atom) -> Vec<Atom>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |   pub fn get_property_cardinal(&self, property: Atom) -> Vec<i64>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClassHint` is never constructed
[INFO] [stdout]  --> src/x/window/class_hint.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ClassHint
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_class_hint` is never used
[INFO] [stdout]   --> src/x/window/class_hint.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Window<'_>
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 12 | {
[INFO] [stdout] 13 |   pub fn get_class_hint(&self) -> ClassHint
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WindowState` is never used
[INFO] [stdout]  --> src/x/window/window_state.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum WindowState
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_states` is never used
[INFO] [stdout]   --> src/x/window/window_state.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Window<'_>
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 22 | {
[INFO] [stdout] 23 |   pub fn get_states(&self) -> Vec<WindowState>
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WindowType` is never used
[INFO] [stdout]  --> src/x/window/window_type.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum WindowType
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_types` is never used
[INFO] [stdout]   --> src/x/window/window_type.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Window<'_>
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 23 | {
[INFO] [stdout] 24 |   pub fn get_types(&self) -> Vec<WindowType>
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xinerama_is_active` is never used
[INFO] [stdout]   --> src/x/x.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl X
[INFO] [stdout]    | ------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |   pub fn xinerama_is_active(&self) -> bool
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/x/x.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn get_default_root(&self) -> Window
[INFO] [stdout]    |                           ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn get_default_root(&self) -> Window<'_>
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.75s
[INFO] running `Command { std: "docker" "inspect" "10d6eb854b2dcccd4960072d56dd4c46d96a239e20749e0babc37b77e27d6e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d6eb854b2dcccd4960072d56dd4c46d96a239e20749e0babc37b77e27d6e14", kill_on_drop: false }`
[INFO] [stdout] 10d6eb854b2dcccd4960072d56dd4c46d96a239e20749e0babc37b77e27d6e14
