[INFO] cloning repository https://github.com/ZayadNimrod/Learn_FLTK
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZayadNimrod/Learn_FLTK" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZayadNimrod%2FLearn_FLTK", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZayadNimrod%2FLearn_FLTK'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 916c88d94271c58543f372120acb6fc529d52f9f
[INFO] documenting ZayadNimrod/Learn_FLTK against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZayadNimrod%2FLearn_FLTK" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZayadNimrod/Learn_FLTK 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/ZayadNimrod/Learn_FLTK
[INFO] finished tweaking git repo https://github.com/ZayadNimrod/Learn_FLTK
[INFO] tweaked toml for git repo https://github.com/ZayadNimrod/Learn_FLTK written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/ZayadNimrod/Learn_FLTK 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 6e1cdc98fc7d85748e7f490d6b79bdb0c7743327b61a95883508cda215a5aa0a
[INFO] running `Command { std: "docker" "start" "-a" "6e1cdc98fc7d85748e7f490d6b79bdb0c7743327b61a95883508cda215a5aa0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e1cdc98fc7d85748e7f490d6b79bdb0c7743327b61a95883508cda215a5aa0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1cdc98fc7d85748e7f490d6b79bdb0c7743327b61a95883508cda215a5aa0a", kill_on_drop: false }`
[INFO] [stdout] 6e1cdc98fc7d85748e7f490d6b79bdb0c7743327b61a95883508cda215a5aa0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "RUSTDOCFLAGS=--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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bda907278499a5cf0a50824bff92b9cf012d811b204272ffca4891c4b8e99773
[INFO] running `Command { std: "docker" "start" "-a" "bda907278499a5cf0a50824bff92b9cf012d811b204272ffca4891c4b8e99773", 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] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling fltk-sys v0.16.5
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling fltk-derive v0.16.5
[INFO] [stderr] error: could not compile `fltk-derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name fltk_derive --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/fltk-derive-0.16.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=74dac07c9ee8548e -C extra-filename=-74dac07c9ee8548e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern quote=/opt/rustwide/target/debug/deps/libquote-7eedb5f9486f7176.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b30eb17ef6d25fe1.rlib --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bda907278499a5cf0a50824bff92b9cf012d811b204272ffca4891c4b8e99773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bda907278499a5cf0a50824bff92b9cf012d811b204272ffca4891c4b8e99773", kill_on_drop: false }`
[INFO] [stdout] bda907278499a5cf0a50824bff92b9cf012d811b204272ffca4891c4b8e99773
