[INFO] cloning repository https://github.com/fxdave/simple-clock-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fxdave/simple-clock-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxdave%2Fsimple-clock-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxdave%2Fsimple-clock-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0211794d31ec3b980d1958a62ecd0e892bd8f889
[INFO] checking fxdave/simple-clock-rs against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxdave%2Fsimple-clock-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fxdave/simple-clock-rs
[INFO] finished tweaking git repo https://github.com/fxdave/simple-clock-rs
[INFO] tweaked toml for git repo https://github.com/fxdave/simple-clock-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fxdave/simple-clock-rs on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fxdave/simple-clock-rs 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/charlesvdv/cairo`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding cairo-rs v0.1.3 (https://github.com/charlesvdv/cairo?branch=master#dcab9ce4)
[INFO] [stderr]       Adding cairo-sys-rs v0.3.4 (https://github.com/charlesvdv/cairo?branch=master#dcab9ce4)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded schedule_recv v0.1.0
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12de634e91a4d1c3e20e2d0535a47ee60690b1e7ff4164778a435ddd841c0738
[INFO] running `Command { std: "docker" "start" "-a" "12de634e91a4d1c3e20e2d0535a47ee60690b1e7ff4164778a435ddd841c0738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12de634e91a4d1c3e20e2d0535a47ee60690b1e7ff4164778a435ddd841c0738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12de634e91a4d1c3e20e2d0535a47ee60690b1e7ff4164778a435ddd841c0738", kill_on_drop: false }`
[INFO] [stdout] 12de634e91a4d1c3e20e2d0535a47ee60690b1e7ff4164778a435ddd841c0738
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cc779dddce1234088452f5ef0b494935df18faec874e95afea814c9bb0fe166
[INFO] running `Command { std: "docker" "start" "-a" "4cc779dddce1234088452f5ef0b494935df18faec874e95afea814c9bb0fe166", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cairo-rs v0.1.3 (https://github.com/charlesvdv/cairo?branch=master#dcab9ce4)
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking c_vec v1.2.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking schedule_recv v0.1.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.3.4 (https://github.com/charlesvdv/cairo?branch=master#dcab9ce4)
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking simple-clock-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     loop {
[INFO] [stdout] 52 | |         gc.set_source_rgba(bg.0, bg.1, bg.2, bg.3);
[INFO] [stdout] 53 | |         gc.fill_preserve();
[INFO] [stdout] 54 | |         gc.set_source_rgba(fg.0, fg.1, fg.2, fg.3);
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |         tick.recv().unwrap();
[INFO] [stdout] 60 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 64 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     loop {
[INFO] [stdout] 52 | |         gc.set_source_rgba(bg.0, bg.1, bg.2, bg.3);
[INFO] [stdout] 53 | |         gc.fill_preserve();
[INFO] [stdout] 54 | |         gc.set_source_rgba(fg.0, fg.1, fg.2, fg.3);
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |         tick.recv().unwrap();
[INFO] [stdout] 60 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 64 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `wait_for_exit` is never used
[INFO] [stdout]   --> src/x/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Context {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn wait_for_exit(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `paint` is never used
[INFO] [stdout]   --> src/x/graphics_context.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'c> GraphicsContext<'c> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn paint(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/x/mod.rs:25:33
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn get_preferred_screen(&self) -> Option<Screen> {
[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] 25 |     pub fn get_preferred_screen(&self) -> Option<Screen<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/x/screen.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn get_window_builder(&self) -> WindowBuilder {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn get_window_builder(&self) -> WindowBuilder<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/x/window.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn get_graphics_context(&self) -> GraphicsContext {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn get_graphics_context(&self) -> GraphicsContext<'_> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/x/window_builder.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn build(&self) -> Result<Window, String> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn build(&self) -> Result<Window<'_>, String> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `wait_for_exit` is never used
[INFO] [stdout]   --> src/x/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Context {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn wait_for_exit(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `paint` is never used
[INFO] [stdout]   --> src/x/graphics_context.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'c> GraphicsContext<'c> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn paint(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/x/mod.rs:25:33
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn get_preferred_screen(&self) -> Option<Screen> {
[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] 25 |     pub fn get_preferred_screen(&self) -> Option<Screen<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/x/screen.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn get_window_builder(&self) -> WindowBuilder {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn get_window_builder(&self) -> WindowBuilder<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/x/window.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn get_graphics_context(&self) -> GraphicsContext {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn get_graphics_context(&self) -> GraphicsContext<'_> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/x/window_builder.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn build(&self) -> Result<Window, String> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn build(&self) -> Result<Window<'_>, String> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.38s
[INFO] running `Command { std: "docker" "inspect" "4cc779dddce1234088452f5ef0b494935df18faec874e95afea814c9bb0fe166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc779dddce1234088452f5ef0b494935df18faec874e95afea814c9bb0fe166", kill_on_drop: false }`
[INFO] [stdout] 4cc779dddce1234088452f5ef0b494935df18faec874e95afea814c9bb0fe166