[INFO] cloning repository https://github.com/rottencandy/rcomp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rottencandy/rcomp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frottencandy%2Frcomp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frottencandy%2Frcomp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 075f964acd353e7d48bc5aef32e492b36e6bb5bc
[INFO] testing rottencandy/rcomp against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frottencandy%2Frcomp" "/workspace/builds/worker-40/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rottencandy/rcomp on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rottencandy/rcomp
[INFO] finished tweaking git repo https://github.com/rottencandy/rcomp
[INFO] tweaked toml for git repo https://github.com/rottencandy/rcomp written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate git repo https://github.com/rottencandy/rcomp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9058a6c1216114dd096a9f0440f05cfd41b4591106190d3cf95588cea84aba6
[INFO] running `Command { std: "docker" "start" "-a" "d9058a6c1216114dd096a9f0440f05cfd41b4591106190d3cf95588cea84aba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9058a6c1216114dd096a9f0440f05cfd41b4591106190d3cf95588cea84aba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9058a6c1216114dd096a9f0440f05cfd41b4591106190d3cf95588cea84aba6", kill_on_drop: false }`
[INFO] [stdout] d9058a6c1216114dd096a9f0440f05cfd41b4591106190d3cf95588cea84aba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eb41dda19f2db31dc60a99553cc9b6b32623a77a9734609beb962915a9237e6
[INFO] running `Command { std: "docker" "start" "-a" "0eb41dda19f2db31dc60a99553cc9b6b32623a77a9734609beb962915a9237e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling rcomp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `unbind`
[INFO] [stdout]   --> src/backend/opengl/buffer.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn unbind() {
[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: `unbind`
[INFO] [stdout]   --> src/backend/opengl/buffer.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn unbind() {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_gl_error`
[INFO] [stdout]    --> src/backend/opengl/setup.rs:173:15
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub unsafe fn check_gl_error() {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_attrib_location`
[INFO] [stdout]    --> src/backend/opengl/shader.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn get_attrib_location(&self, name: &str) -> gl::types::GLint {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_active`
[INFO] [stdout]   --> src/backend/opengl/texture.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn set_active(i: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unbind`
[INFO] [stdout]   --> src/backend/opengl/texture.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn unbind() {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_geometry`
[INFO] [stdout]   --> src/window.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn update_geometry(&mut self, conn: &xcb::Connection) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/backend/opengl/shader.rs:127:45
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 CString::new(name).unwrap().as_ptr(),
[INFO] [stdout]     |                 --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/backend/opengl/shader.rs:134:52
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let name_arr = CString::new(name).unwrap().as_ptr();
[INFO] [stdout]     |                        --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.rcomp.5p5k5ydd-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289.4cyesalhyz4i2x0d.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgl-1bfa01e9a55501c2.rlib" "/opt/rustwide/target/debug/deps/libxcb-2e12d841f5aebcf5.rlib" "/opt/rustwide/target/debug/deps/liblog-5b2a258a36d50712.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-e7a28af79b261e75.rlib" "/opt/rustwide/target/debug/deps/libx11-b53aab43aa7ca9b6.rlib" "/opt/rustwide/target/debug/deps/liblibc-a17fb9b6df19c27d.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lxcb" "-lX11-xcb" "-lxcb" "-lxcb-composite" "-lxcb-damage" "-lxcb-dri2" "-lxcb-randr" "-lxcb-render" "-lxcb-shape" "-lxcb-xfixes" "-lGL" "-lX11" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rcomp-f9e7d8b87f075289" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lxcb-composite
[INFO] [stdout]           /usr/bin/ld: cannot find -lxcb-damage
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcomp`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0eb41dda19f2db31dc60a99553cc9b6b32623a77a9734609beb962915a9237e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb41dda19f2db31dc60a99553cc9b6b32623a77a9734609beb962915a9237e6", kill_on_drop: false }`
[INFO] [stdout] 0eb41dda19f2db31dc60a99553cc9b6b32623a77a9734609beb962915a9237e6
