[INFO] cloning repository https://github.com/Machtan/space-toml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Machtan/space-toml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMachtan%2Fspace-toml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMachtan%2Fspace-toml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44e9292f8aa412b339664a3d20df5793a5579e42
[INFO] documenting Machtan/space-toml against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMachtan%2Fspace-toml" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Machtan/space-toml on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Machtan/space-toml
[INFO] finished tweaking git repo https://github.com/Machtan/space-toml
[INFO] tweaked toml for git repo https://github.com/Machtan/space-toml written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Machtan/space-toml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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 rustc-serialize v0.3.21
[INFO] [stderr]   Downloaded libc v0.2.17
[INFO] [stderr]   Downloaded backtrace-sys v0.1.5
[INFO] [stderr]   Downloaded gcc v0.3.38
[INFO] [stderr]   Downloaded rustc-demangle v0.1.3
[INFO] [stderr]   Downloaded error-chain v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77c98fb8d0cca2782a27a33c9f9f27e7b51a312be4e1c0c182075ba0d5f9a7be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "77c98fb8d0cca2782a27a33c9f9f27e7b51a312be4e1c0c182075ba0d5f9a7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77c98fb8d0cca2782a27a33c9f9f27e7b51a312be4e1c0c182075ba0d5f9a7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c98fb8d0cca2782a27a33c9f9f27e7b51a312be4e1c0c182075ba0d5f9a7be", kill_on_drop: false }`
[INFO] [stdout] 77c98fb8d0cca2782a27a33c9f9f27e7b51a312be4e1c0c182075ba0d5f9a7be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d1ed3672c67340f921ee8885695b71bd5f8f25419f3fc81e780d480553515e2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d1ed3672c67340f921ee8885695b71bd5f8f25419f3fc81e780d480553515e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking rustc-demangle v0.1.3
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking error-chain v0.7.1
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]  Documenting space-toml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `,`, `]`, or `|`, found `..`
[INFO] [stdout]   --> src/document.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |             [key, _..] => {
[INFO] [stdout]    |                    ^^ expected one of `,`, `]`, or `|`
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to bind the contents of the rest of the array pattern into `_`, use `@`
[INFO] [stdout]    |
[INFO] [stdout] 93 |             [key, _ @ ..] => {
[INFO] [stdout]    |                     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `space-toml`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name space_toml src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-5c0fde905b3b8f41.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-5899abedccb8c949.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-c1f95636fd055e26.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "8d1ed3672c67340f921ee8885695b71bd5f8f25419f3fc81e780d480553515e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1ed3672c67340f921ee8885695b71bd5f8f25419f3fc81e780d480553515e2", kill_on_drop: false }`
[INFO] [stdout] 8d1ed3672c67340f921ee8885695b71bd5f8f25419f3fc81e780d480553515e2