[INFO] cloning repository https://github.com/Janix-dev/uwuwm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Janix-dev/uwuwm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanix-dev%2Fuwuwm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanix-dev%2Fuwuwm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68afcf67a165114902de9954a853df5c2932997f
[INFO] testing Janix-dev/uwuwm against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanix-dev%2Fuwuwm" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Janix-dev/uwuwm
[INFO] finished tweaking git repo https://github.com/Janix-dev/uwuwm
[INFO] tweaked toml for git repo https://github.com/Janix-dev/uwuwm written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Janix-dev/uwuwm on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Janix-dev/uwuwm 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5
[INFO] running `Command { std: "docker" "start" "3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling x11 v2.19.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling xcb v0.10.1
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.16
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling xcb-util v0.4.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling tokio v1.19.2
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling mwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client/window.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         for mut client in self.clients.iter_mut() {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client/window.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         for mut client in self.clients.iter_mut() {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client/window.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         for mut client in self.clients.iter_mut() {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/client/window.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         for mut client in self.clients.iter_mut() {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/client/workspace.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         for mut client in self.clients.iter_mut().filter(|c| c.controlled) {
[INFO] [stdout]   |             ----^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/screen.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn get_screen(conn: &xcb_util::ewmh::Connection) -> xcb::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] 1 | pub fn get_screen(conn: &xcb_util::ewmh::Connection) -> xcb::Screen<'_> {
[INFO] [stdout]   |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/release/deps/rustcJp9bM8/symbols.o" "<17 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/release/deps/{libx11-b60dac085ccb291d,libtoml-605d3c86a8005f98,libxcb_util-8c8c3f888b202f90,libxcb-4af46e6ce5aef7b1,libtokio-f83e522a414352c0,libnum_cpus-282f4d3c3c7256b7,liblibc-055c1859b0ca7827,libtracing_subscriber-9d163445039ea5f9,libsmallvec-a6d846121e2d702f,libnu_ansi_term-29b24820676fc7b0,liboverload-22a3d440239a7a52,libthread_local-63595217731e9854,libsharded_slab-c15d717cd80fc9cb,libtracing_log-db8c8aa44306f0c5,liblog-ee0e8637efac62e7,liblazy_static-480433dca0d17907,libtracing-a741fabc14207dad,libcfg_if-193575a6b29a3ab9,libpin_project_lite-5d685072b05426e1,libtracing_core-1bec9658914dded9,libonce_cell-84839c4c3a6d246c,libanyhow-5344321930e81a4f,libserde-1ef5e7b92db4e072}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lxcb-icccm" "-lxcb-ewmh" "-lxcb-keysyms" "-lxcb" "-lxcb-xkb" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/release/deps/rustcJp9bM8/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/release/deps/mwm-14ffb1228033bb46" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-Wl,-O1" "-Wl,--strip-debug" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lxcb-icccm
[INFO] [stdout]           rust-lld: error: unable to find library -lxcb-ewmh
[INFO] [stdout]           rust-lld: error: unable to find library -lxcb-keysyms
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mwm` (bin "mwm") due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5", kill_on_drop: false }`
[INFO] [stdout] 3deb59343d154d572a9f09a2f72279a2ac7d24a3ec4711efa9d4c3c4c676aae5
