[INFO] cloning repository https://github.com/DmitrijVC/simple-BraillePatternBlank
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DmitrijVC/simple-BraillePatternBlank" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitrijVC%2Fsimple-BraillePatternBlank", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitrijVC%2Fsimple-BraillePatternBlank'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b54bb513a74880772401ea221290108e0903859
[INFO] testing DmitrijVC/simple-BraillePatternBlank against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitrijVC%2Fsimple-BraillePatternBlank" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DmitrijVC/simple-BraillePatternBlank on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DmitrijVC/simple-BraillePatternBlank
[INFO] finished tweaking git repo https://github.com/DmitrijVC/simple-BraillePatternBlank
[INFO] tweaked toml for git repo https://github.com/DmitrijVC/simple-BraillePatternBlank written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/DmitrijVC/simple-BraillePatternBlank already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3aecef3aa3831d048d35c6208a45ee180622ea44c062a2fad3fafc98c87a04c
[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" "e3aecef3aa3831d048d35c6208a45ee180622ea44c062a2fad3fafc98c87a04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3aecef3aa3831d048d35c6208a45ee180622ea44c062a2fad3fafc98c87a04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3aecef3aa3831d048d35c6208a45ee180622ea44c062a2fad3fafc98c87a04c", kill_on_drop: false }`
[INFO] [stdout] e3aecef3aa3831d048d35c6208a45ee180622ea44c062a2fad3fafc98c87a04c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 282e89ff4993f9548d7d7b17af53520d25e23b09ea50fe2f8b55cacc8467b4d2
[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" "282e89ff4993f9548d7d7b17af53520d25e23b09ea50fe2f8b55cacc8467b4d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling enigo v0.0.14
[INFO] [stderr]    Compiling hotkey v0.3.1
[INFO] [stderr]    Compiling U2800 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use enigo::{Enigo, Key, KeyboardControllable};
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `U2800` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `u2800`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.U2800.9u24i4tp-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c" "/opt/rustwide/target/debug/deps/U2800-3735d1f4f00bd58c.4pwaw81293efwt7l.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libhotkey-ba5a41c34ebe9b72.rlib" "/opt/rustwide/target/debug/deps/libx11_dl-28073f01cce5164b.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-ba8c860573beb973.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libenigo-a05039f8adbbf8a0.rlib" "/opt/rustwide/target/debug/deps/liblibc-655f967ebfad5af1.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-ldl" "-lxdo" "-ldl" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lxdo
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `U2800`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "282e89ff4993f9548d7d7b17af53520d25e23b09ea50fe2f8b55cacc8467b4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282e89ff4993f9548d7d7b17af53520d25e23b09ea50fe2f8b55cacc8467b4d2", kill_on_drop: false }`
[INFO] [stdout] 282e89ff4993f9548d7d7b17af53520d25e23b09ea50fe2f8b55cacc8467b4d2