[INFO] cloning repository https://github.com/tamton-aquib/veldora
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tamton-aquib/veldora" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamton-aquib%2Fveldora", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamton-aquib%2Fveldora'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d507863245193f77257c1d3b493a1a0522615723
[INFO] documenting tamton-aquib/veldora against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamton-aquib%2Fveldora" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tamton-aquib/veldora on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tamton-aquib/veldora
[INFO] finished tweaking git repo https://github.com/tamton-aquib/veldora
[INFO] tweaked toml for git repo https://github.com/tamton-aquib/veldora written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/tamton-aquib/veldora already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fax v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d55c2d6edca36f2b57d5cff8ac131aea01714684b6dff54bba7a3aa16b367cd
[INFO] running `Command { std: "docker" "start" "-a" "6d55c2d6edca36f2b57d5cff8ac131aea01714684b6dff54bba7a3aa16b367cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d55c2d6edca36f2b57d5cff8ac131aea01714684b6dff54bba7a3aa16b367cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d55c2d6edca36f2b57d5cff8ac131aea01714684b6dff54bba7a3aa16b367cd", kill_on_drop: false }`
[INFO] [stdout] 6d55c2d6edca36f2b57d5cff8ac131aea01714684b6dff54bba7a3aa16b367cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 819d810f1000c18f929090ce5fe77e49fb140a83923eeb2cbbbad4dabf3d0a81
[INFO] running `Command { std: "docker" "start" "-a" "819d810f1000c18f929090ce5fe77e49fb140a83923eeb2cbbbad4dabf3d0a81", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking ordermap v0.4.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking deflate v0.9.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking password-hash v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking block-modes v0.7.0
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking sha1 v0.10.1
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking md-5 v0.10.1
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking pbkdf2 v0.10.1
[INFO] [stderr]     Checking bzip2 v0.4.3
[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-1.0.81/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --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"' -C metadata=1d149cb2d8405e16 -C extra-filename=-1d149cb2d8405e16 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-50958981bb050d34.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4c4627db81e9fb96.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-893a1d89efc86dd7.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] running `Command { std: "docker" "inspect" "819d810f1000c18f929090ce5fe77e49fb140a83923eeb2cbbbad4dabf3d0a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "819d810f1000c18f929090ce5fe77e49fb140a83923eeb2cbbbad4dabf3d0a81", kill_on_drop: false }`
[INFO] [stdout] 819d810f1000c18f929090ce5fe77e49fb140a83923eeb2cbbbad4dabf3d0a81