[INFO] cloning repository https://github.com/MUsmanZahid/pong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MUsmanZahid/pong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMUsmanZahid%2Fpong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMUsmanZahid%2Fpong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10daced51859ca388b894f449f0ff0e97d4e4e63
[INFO] testing MUsmanZahid/pong against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMUsmanZahid%2Fpong" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MUsmanZahid/pong on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MUsmanZahid/pong
[INFO] finished tweaking git repo https://github.com/MUsmanZahid/pong
[INFO] tweaked toml for git repo https://github.com/MUsmanZahid/pong written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded freetype-sys v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23a848707a5dbd85c56fe07920dd72147c1dca00deda8e6f687c686ae5305d56
[INFO] running `Command { std: "docker" "start" "-a" "23a848707a5dbd85c56fe07920dd72147c1dca00deda8e6f687c686ae5305d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a848707a5dbd85c56fe07920dd72147c1dca00deda8e6f687c686ae5305d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a848707a5dbd85c56fe07920dd72147c1dca00deda8e6f687c686ae5305d56", kill_on_drop: false }`
[INFO] [stdout] 23a848707a5dbd85c56fe07920dd72147c1dca00deda8e6f687c686ae5305d56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a373704f91d6ff8c492174e3d57a6c760cd46bf5216e66b7706d1505d275124b
[INFO] running `Command { std: "docker" "start" "-a" "a373704f91d6ff8c492174e3d57a6c760cd46bf5216e66b7706d1505d275124b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling slotmap v0.1.0 (/opt/rustwide/workdir/slotmap)
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling freetype v0.7.0
[INFO] [stderr]    Compiling thyrox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `slotmap`
[INFO] [stdout]    --> src/main.rs:326:5
[INFO] [stdout]     |
[INFO] [stdout] 326 | use slotmap;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `font_path`
[INFO] [stdout]    --> src/main.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |     let font_path = cstr!("/usr/share/fonts/TTF/Comfortaa-Light.ttf");
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_font_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `extend`
[INFO] [stdout]   --> src/main.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |         pub fn extend(mut self, x: f32, y: f32) -> Self {
[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: `translate`
[INFO] [stdout]   --> src/main.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |         pub fn translate(mut self, x: f32, y: f32) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `zero`
[INFO] [stdout]   --> src/main.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         pub fn zero() -> Self {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fill`
[INFO] [stdout]   --> src/main.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |         pub fn fill(value: f32) -> Self {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NUM_ASCII_GLYPHS`
[INFO] [stdout]  --> src/font.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) const NUM_ASCII_GLYPHS: usize = 95;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_bitmap`
[INFO] [stdout]   --> src/font.rs:35:15
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub(crate) fn generate_bitmap(
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_glyph`
[INFO] [stdout]   --> src/font.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn draw_glyph(&mut self, glyph: &Glyph, data: *mut u8) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_maximum_row_width`
[INFO] [stdout]   --> src/font.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn get_maximum_row_width(face: freetype::freetype::FT_Face) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/font.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn new(width: u32, height: u32) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_pgm`
[INFO] [stdout]    --> src/font.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn print_pgm(&self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `render_ascii_glyphs`
[INFO] [stdout]    --> src/font.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn render_ascii_glyphs(
[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/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.thyrox.83679f83-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324.1t4tm784af26qyh8.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-ldl" "-lxcb" "-lxcb-icccm" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libpng-4408d90740b039d4.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-8e0358dc8c471770.rlib" "/opt/rustwide/target/debug/deps/libcrc32fast-00d36f27f9923da1.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-0d27f345b2a6a3cd.rlib" "/opt/rustwide/target/debug/deps/libdeflate-a8291029133bcb6f.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f30fa083324a1476.rlib" "/opt/rustwide/target/debug/deps/libadler32-ae9ad600a9b2e446.rlib" "/opt/rustwide/target/debug/deps/libbitflags-e09638bf9aca31b4.rlib" "/opt/rustwide/target/debug/deps/libslotmap-59777f2ac9c8cf93.rlib" "/opt/rustwide/target/debug/deps/libfreetype-3274c750fd3587c1.rlib" "/opt/rustwide/target/debug/deps/libfreetype_sys-92bde6ee527b42ae.rlib" "/opt/rustwide/target/debug/deps/liblibc-bd0a7f2f55865ae0.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lfreetype" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/thyrox-ca572ef97ada5324" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lxcb-icccm
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `thyrox` due to 2 previous errors; 13 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a373704f91d6ff8c492174e3d57a6c760cd46bf5216e66b7706d1505d275124b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a373704f91d6ff8c492174e3d57a6c760cd46bf5216e66b7706d1505d275124b", kill_on_drop: false }`
[INFO] [stdout] a373704f91d6ff8c492174e3d57a6c760cd46bf5216e66b7706d1505d275124b
