[INFO] fetching crate fl2rust 0.4.7...
[INFO] testing fl2rust-0.4.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fl2rust 0.4.7 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate fl2rust 0.4.7 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fl2rust 0.4.7
[INFO] finished tweaking crates.io crate fl2rust 0.4.7
[INFO] tweaked toml for crates.io crate fl2rust 0.4.7 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate crates.io crate fl2rust 0.4.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v1.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c0e227c7b163f26f21bc14cb20de98647aa50262c8e8dced55e69d9d072b383
[INFO] running `Command { std: "docker" "start" "-a" "7c0e227c7b163f26f21bc14cb20de98647aa50262c8e8dced55e69d9d072b383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c0e227c7b163f26f21bc14cb20de98647aa50262c8e8dced55e69d9d072b383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0e227c7b163f26f21bc14cb20de98647aa50262c8e8dced55e69d9d072b383", kill_on_drop: false }`
[INFO] [stdout] 7c0e227c7b163f26f21bc14cb20de98647aa50262c8e8dced55e69d9d072b383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67119873b26c88bffbdfad7673226046b9e403a38cef22fe802cd88d9f5ea3d6
[INFO] running `Command { std: "docker" "start" "-a" "67119873b26c88bffbdfad7673226046b9e403a38cef22fe802cd88d9f5ea3d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling fl2rust v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "67119873b26c88bffbdfad7673226046b9e403a38cef22fe802cd88d9f5ea3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67119873b26c88bffbdfad7673226046b9e403a38cef22fe802cd88d9f5ea3d6", kill_on_drop: false }`
[INFO] [stdout] 67119873b26c88bffbdfad7673226046b9e403a38cef22fe802cd88d9f5ea3d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ef9a5881796274cd0a3f9cc287b99ed18c3375aacf6c3b2fdca5f21117078e3
[INFO] running `Command { std: "docker" "start" "-a" "2ef9a5881796274cd0a3f9cc287b99ed18c3375aacf6c3b2fdca5f21117078e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling fltk-sys v1.1.11
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling fltk-derive v1.1.11
[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-1.1.11/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=6fd6a3d64b5d2acd -C extra-filename=-6fd6a3d64b5d2acd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern quote=/opt/rustwide/target/debug/deps/libquote-d3b4ff556168caa6.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-ecfba8f9b33aec5e.rlib --extern proc_macro --cap-lints allow --cap-lints=warn` (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" "2ef9a5881796274cd0a3f9cc287b99ed18c3375aacf6c3b2fdca5f21117078e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef9a5881796274cd0a3f9cc287b99ed18c3375aacf6c3b2fdca5f21117078e3", kill_on_drop: false }`
[INFO] [stdout] 2ef9a5881796274cd0a3f9cc287b99ed18c3375aacf6c3b2fdca5f21117078e3