[INFO] cloning repository https://github.com/palfrey/gasconade
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/palfrey/gasconade" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fgasconade", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fgasconade'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed18674121810c06ffc67bfb91846323c42a7d02
[INFO] documenting palfrey/gasconade against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fgasconade" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/palfrey/gasconade on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/palfrey/gasconade
[INFO] finished tweaking git repo https://github.com/palfrey/gasconade
[INFO] tweaked toml for git repo https://github.com/palfrey/gasconade written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/palfrey/gasconade already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8875a34c5e97fdc3a218d85b38c2345736f88453eab295eb0e1f9e21225d4f96
[INFO] running `Command { std: "docker" "start" "-a" "8875a34c5e97fdc3a218d85b38c2345736f88453eab295eb0e1f9e21225d4f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8875a34c5e97fdc3a218d85b38c2345736f88453eab295eb0e1f9e21225d4f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8875a34c5e97fdc3a218d85b38c2345736f88453eab295eb0e1f9e21225d4f96", kill_on_drop: false }`
[INFO] [stdout] 8875a34c5e97fdc3a218d85b38c2345736f88453eab295eb0e1f9e21225d4f96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=forbid" "-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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1741acb1d35e8880769b3cc4c5537c1a60b223ad9c9790ec3459d60a8ce42f47
[INFO] running `Command { std: "docker" "start" "-a" "1741acb1d35e8880769b3cc4c5537c1a60b223ad9c9790ec3459d60a8ce42f47", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking fallible-iterator v0.1.4
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[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-0.6.1/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 -C metadata=544a4488f8cc7ccf -C extra-filename=-544a4488f8cc7ccf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-eb04546699b803c6.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1741acb1d35e8880769b3cc4c5537c1a60b223ad9c9790ec3459d60a8ce42f47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1741acb1d35e8880769b3cc4c5537c1a60b223ad9c9790ec3459d60a8ce42f47", kill_on_drop: false }`
[INFO] [stdout] 1741acb1d35e8880769b3cc4c5537c1a60b223ad9c9790ec3459d60a8ce42f47