[INFO] cloning repository https://github.com/oxwm/oxwm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oxwm/oxwm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxwm%2Foxwm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxwm%2Foxwm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d745a91753cb7eeea4c066dc671139a720704c18
[INFO] checking oxwm/oxwm against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxwm%2Foxwm" "/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/oxwm/oxwm on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oxwm/oxwm
[INFO] finished tweaking git repo https://github.com/oxwm/oxwm
[INFO] tweaked toml for git repo https://github.com/oxwm/oxwm written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/oxwm/oxwm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 184607656b311e976464d225580dc2cea590cf0d87b1de820cd8c15ca543035d
[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" "184607656b311e976464d225580dc2cea590cf0d87b1de820cd8c15ca543035d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "184607656b311e976464d225580dc2cea590cf0d87b1de820cd8c15ca543035d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184607656b311e976464d225580dc2cea590cf0d87b1de820cd8c15ca543035d", kill_on_drop: false }`
[INFO] [stdout] 184607656b311e976464d225580dc2cea590cf0d87b1de820cd8c15ca543035d
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 891c01cc196eb506d58fc064142b06d458f570781bd8453a40ef0dfe57205936
[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" "891c01cc196eb506d58fc064142b06d458f570781bd8453a40ef0dfe57205936", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]     Checking x11rb v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking oxwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/client.rs:150:14
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let (i, _) = self.get_with_index(window);
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/client.rs:150:14
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let (i, _) = self.get_with_index(window);
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_focus_mut`
[INFO] [stdout]   --> src/client.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub(crate) fn get_focus_mut(&mut self) -> Option<&mut Client> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_top`
[INFO] [stdout]    --> src/client.rs:176:19
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub(crate) fn to_top(&mut self, window: xproto::Window) {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top`
[INFO] [stdout]    --> src/client.rs:186:19
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub(crate) fn top(&self) -> &Client {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top_mut`
[INFO] [stdout]    --> src/client.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub(crate) fn top_mut(&mut self) -> &mut Client {
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_wm_name`
[INFO] [stdout]    --> src/main.rs:434:8
[INFO] [stdout]     |
[INFO] [stdout] 434 |     fn get_wm_name(&self, window: xproto::Window) -> Result<String>
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_focus_mut`
[INFO] [stdout]   --> src/client.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub(crate) fn get_focus_mut(&mut self) -> Option<&mut Client> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_top`
[INFO] [stdout]    --> src/client.rs:176:19
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub(crate) fn to_top(&mut self, window: xproto::Window) {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top`
[INFO] [stdout]    --> src/client.rs:186:19
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub(crate) fn top(&self) -> &Client {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top_mut`
[INFO] [stdout]    --> src/client.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub(crate) fn top_mut(&mut self) -> &mut Client {
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_wm_name`
[INFO] [stdout]    --> src/main.rs:434:8
[INFO] [stdout]     |
[INFO] [stdout] 434 |     fn get_wm_name(&self, window: xproto::Window) -> Result<String>
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.51s
[INFO] running `Command { std: "docker" "inspect" "891c01cc196eb506d58fc064142b06d458f570781bd8453a40ef0dfe57205936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891c01cc196eb506d58fc064142b06d458f570781bd8453a40ef0dfe57205936", kill_on_drop: false }`
[INFO] [stdout] 891c01cc196eb506d58fc064142b06d458f570781bd8453a40ef0dfe57205936