[INFO] cloning repository https://github.com/erkan80898/mandelbrot_opencl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erkan80898/mandelbrot_opencl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferkan80898%2Fmandelbrot_opencl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferkan80898%2Fmandelbrot_opencl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57a1f60d4bc8a2bfa6a65e6c7a7e21541942052d
[INFO] documenting erkan80898/mandelbrot_opencl 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%2Ferkan80898%2Fmandelbrot_opencl" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erkan80898/mandelbrot_opencl 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/erkan80898/mandelbrot_opencl
[INFO] finished tweaking git repo https://github.com/erkan80898/mandelbrot_opencl
[INFO] tweaked toml for git repo https://github.com/erkan80898/mandelbrot_opencl written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/erkan80898/mandelbrot_opencl 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d4ffb8d571dee69acef25e37f5d9d7baf85882209691b77898a892782c2bdc29
[INFO] running `Command { std: "docker" "start" "-a" "d4ffb8d571dee69acef25e37f5d9d7baf85882209691b77898a892782c2bdc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4ffb8d571dee69acef25e37f5d9d7baf85882209691b77898a892782c2bdc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ffb8d571dee69acef25e37f5d9d7baf85882209691b77898a892782c2bdc29", kill_on_drop: false }`
[INFO] [stdout] d4ffb8d571dee69acef25e37f5d9d7baf85882209691b77898a892782c2bdc29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b845f8351c1bbb77e9dbca44091db0bc09a436e0d7c37fc58b6a7aff5517c2ca
[INFO] running `Command { std: "docker" "start" "-a" "b845f8351c1bbb77e9dbca44091db0bc09a436e0d7c37fc58b6a7aff5517c2ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]     Checking mint v0.5.5
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling smart-default v0.5.2
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking qutex v0.2.3
[INFO] [stderr]    Compiling ocl-core v0.11.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking euclid v0.19.9
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking libudev-sys v0.1.4
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling addr2line v0.12.1
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking zip v0.5.5
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=c4f3f581732d4dae -C extra-filename=-c4f3f581732d4dae --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c61e99f7da88f9ee.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a559bfae683479d7.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-0ab589a11845f108.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (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" "b845f8351c1bbb77e9dbca44091db0bc09a436e0d7c37fc58b6a7aff5517c2ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b845f8351c1bbb77e9dbca44091db0bc09a436e0d7c37fc58b6a7aff5517c2ca", kill_on_drop: false }`
[INFO] [stdout] b845f8351c1bbb77e9dbca44091db0bc09a436e0d7c37fc58b6a7aff5517c2ca
