[INFO] fetching crate ralik-repl 0.0.1-alpha.0...
[INFO] documenting ralik-repl-0.0.1-alpha.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate ralik-repl 0.0.1-alpha.0 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate ralik-repl 0.0.1-alpha.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ralik-repl 0.0.1-alpha.0
[INFO] finished tweaking crates.io crate ralik-repl 0.0.1-alpha.0
[INFO] tweaked toml for crates.io crate ralik-repl 0.0.1-alpha.0 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate crates.io crate ralik-repl 0.0.1-alpha.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 thiserror v1.0.20
[INFO] [stderr]   Downloaded thiserror-impl v1.0.20
[INFO] [stderr]   Downloaded num-complex v0.3.0
[INFO] [stderr]   Downloaded rustyline v6.2.0
[INFO] [stderr]   Downloaded git2 v0.13.6
[INFO] [stderr]   Downloaded base64 v0.12.2
[INFO] [stderr]   Downloaded semver v0.10.0
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.0
[INFO] [stderr]   Downloaded bincode v1.2.1
[INFO] [stderr]   Downloaded ctrlc v3.1.4
[INFO] [stderr]   Downloaded ctor v0.1.15
[INFO] [stderr]   Downloaded derive_more v0.99.8
[INFO] [stderr]   Downloaded format-buf v1.0.0
[INFO] [stderr]   Downloaded num v0.3.0
[INFO] [stderr]   Downloaded dirs-next v1.0.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.16
[INFO] [stderr]   Downloaded cargo_metadata v0.10.0
[INFO] [stderr]   Downloaded lzma-sys v0.1.16
[INFO] [stderr]   Downloaded libgit2-sys v0.12.7+1.0.0
[INFO] [stderr]   Downloaded build-info-build v0.0.19
[INFO] [stderr]   Downloaded build-info-proc v0.0.19
[INFO] [stderr]   Downloaded ralik v0.0.1-alpha.0
[INFO] [stderr]   Downloaded build-info v0.0.19
[INFO] [stderr]   Downloaded build-info-common v0.0.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c32b12d83c6353fe7a091a84c48bc5505e6cd69b412e02c9bf4f9079cdfac77
[INFO] running `Command { std: "docker" "start" "-a" "1c32b12d83c6353fe7a091a84c48bc5505e6cd69b412e02c9bf4f9079cdfac77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c32b12d83c6353fe7a091a84c48bc5505e6cd69b412e02c9bf4f9079cdfac77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c32b12d83c6353fe7a091a84c48bc5505e6cd69b412e02c9bf4f9079cdfac77", kill_on_drop: false }`
[INFO] [stdout] 1c32b12d83c6353fe7a091a84c48bc5505e6cd69b412e02c9bf4f9079cdfac77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a980f5d8ace5431c277e281b6b6d8740f7f9c1a36ba1bc7cfdc8af500463de99
[INFO] running `Command { std: "docker" "start" "-a" "a980f5d8ace5431c277e281b6b6d8740f7f9c1a36ba1bc7cfdc8af500463de99", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling base64 v0.12.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling format-buf v1.0.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]    Compiling libgit2-sys v0.12.7+1.0.0
[INFO] [stderr]    Compiling xz2 v0.1.6
[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 --crate-type lib --emit=dep-info,metadata -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=3d17561ec3ed9fa2 -C extra-filename=-3d17561ec3ed9fa2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1a1652204ec73247.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-441c895eba88c59c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-2fbaf48f912e0377.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" "a980f5d8ace5431c277e281b6b6d8740f7f9c1a36ba1bc7cfdc8af500463de99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a980f5d8ace5431c277e281b6b6d8740f7f9c1a36ba1bc7cfdc8af500463de99", kill_on_drop: false }`
[INFO] [stdout] a980f5d8ace5431c277e281b6b6d8740f7f9c1a36ba1bc7cfdc8af500463de99
