[INFO] cloning repository https://github.com/amartorelli/crawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amartorelli/crawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famartorelli%2Fcrawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famartorelli%2Fcrawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5efa309dd5f9fe489a3c94dd3318bba4854b1e30
[INFO] documenting amartorelli/crawler 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%2Famartorelli%2Fcrawler" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amartorelli/crawler 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/amartorelli/crawler
[INFO] finished tweaking git repo https://github.com/amartorelli/crawler
[INFO] tweaked toml for git repo https://github.com/amartorelli/crawler written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/amartorelli/crawler 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 mac v0.1.1
[INFO] [stderr]   Downloaded select v0.4.3
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded html5ever v0.23.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.53
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.58
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.8
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.58
[INFO] [stderr]   Downloaded tokio-tls v0.3.0
[INFO] [stderr]   Downloaded security-framework-sys v0.3.3
[INFO] [stderr]   Downloaded reqwest v0.10.1
[INFO] [stderr]   Downloaded futf v0.1.4
[INFO] [stderr]   Downloaded security-framework v0.3.4
[INFO] [stderr]   Downloaded mime_guess v2.0.1
[INFO] [stderr]   Downloaded h2 v0.2.1
[INFO] [stderr]   Downloaded hyper v0.13.1
[INFO] [stderr]   Downloaded tokio-macros v0.2.3
[INFO] [stderr]   Downloaded openssl v0.10.26
[INFO] [stderr]   Downloaded indexmap v1.3.1
[INFO] [stderr]   Downloaded pin-project v0.4.7
[INFO] [stderr]   Downloaded hyper-tls v0.4.1
[INFO] [stderr]   Downloaded queues v1.1.0
[INFO] [stderr]   Downloaded regex v1.3.3
[INFO] [stderr]   Downloaded bumpalo v3.1.2
[INFO] [stderr]   Downloaded web-sys v0.3.35
[INFO] [stderr]   Downloaded pin-project-internal v0.4.7
[INFO] [stderr]   Downloaded bit-set v0.5.1
[INFO] [stderr]   Downloaded tokio v0.2.10
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.58
[INFO] [stderr]   Downloaded regex-syntax v0.6.13
[INFO] [stderr]   Downloaded smallvec v1.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.58
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.4
[INFO] [stderr]   Downloaded serde_json v1.0.45
[INFO] [stderr]   Downloaded schannel v0.1.16
[INFO] [stderr]   Downloaded encoding_rs v0.8.22
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.58
[INFO] [stderr]   Downloaded tendril v0.4.1
[INFO] [stderr]   Downloaded markup5ever v0.8.1
[INFO] [stderr]   Downloaded js-sys v0.3.35
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.58
[INFO] [stderr]   Downloaded hermit-abi v0.1.6
[INFO] [stderr]   Downloaded string_cache v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 6e52e6ef24b2bc7f4267a7e2ae68b690578a583500854c685aa38c1608b5f6b4
[INFO] running `Command { std: "docker" "start" "-a" "6e52e6ef24b2bc7f4267a7e2ae68b690578a583500854c685aa38c1608b5f6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e52e6ef24b2bc7f4267a7e2ae68b690578a583500854c685aa38c1608b5f6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e52e6ef24b2bc7f4267a7e2ae68b690578a583500854c685aa38c1608b5f6b4", kill_on_drop: false }`
[INFO] [stdout] 6e52e6ef24b2bc7f4267a7e2ae68b690578a583500854c685aa38c1608b5f6b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] e23a4539c7a4039635d122489878a2c499c56d7441944bcd74a33b1a4c05eaba
[INFO] running `Command { std: "docker" "start" "-a" "e23a4539c7a4039635d122489878a2c499c56d7441944bcd74a33b1a4c05eaba", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking idna v0.2.0
[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-1.0.14/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=1cb688003e79b7c6 -C extra-filename=-1cb688003e79b7c6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bfb19a4ec5435a95.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4135633f6c780495.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-84ef2f20162ceb94.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: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.13/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=5e185cb5f7825c6f -C extra-filename=-5e185cb5f7825c6f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e23a4539c7a4039635d122489878a2c499c56d7441944bcd74a33b1a4c05eaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23a4539c7a4039635d122489878a2c499c56d7441944bcd74a33b1a4c05eaba", kill_on_drop: false }`
[INFO] [stdout] e23a4539c7a4039635d122489878a2c499c56d7441944bcd74a33b1a4c05eaba