[INFO] cloning repository https://github.com/czipperz/cinterp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/czipperz/cinterp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczipperz%2Fcinterp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczipperz%2Fcinterp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d50c500083d414ebd069740e7db8def23ef9f7a6
[INFO] documenting czipperz/cinterp 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%2Fczipperz%2Fcinterp" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/czipperz/cinterp 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/czipperz/cinterp
[INFO] finished tweaking git repo https://github.com/czipperz/cinterp
[INFO] tweaked toml for git repo https://github.com/czipperz/cinterp written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/czipperz/cinterp 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]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v0.2.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.2
[INFO] [stderr]   Downloaded structopt v0.2.2
[INFO] [stderr]   Downloaded syn v0.12.12
[INFO] [stderr]   Downloaded pretty_assertions v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7e7710f3d818596ac7dd4b505270f47315460809aea60f9df21034d7a737122b
[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" "7e7710f3d818596ac7dd4b505270f47315460809aea60f9df21034d7a737122b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e7710f3d818596ac7dd4b505270f47315460809aea60f9df21034d7a737122b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7710f3d818596ac7dd4b505270f47315460809aea60f9df21034d7a737122b", kill_on_drop: false }`
[INFO] [stdout] 7e7710f3d818596ac7dd4b505270f47315460809aea60f9df21034d7a737122b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d6528fece7d46420b51534f6b0cb7bc438bd207e12d1c2200889bf2db6f83f6
[INFO] running `Command { std: "docker" "start" "-a" "4d6528fece7d46420b51534f6b0cb7bc438bd207e12d1c2200889bf2db6f83f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.2.2
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.12
[INFO] [stderr]    Compiling structopt-derive v0.2.2
[INFO] [stderr]     Checking structopt v0.2.2
[INFO] [stderr]  Documenting cinterp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]    --> src/parse.rs:827:66
[INFO] [stdout]     |
[INFO] [stdout] 827 |                                                   tokens, false))
[INFO] [stdout]     |                                                                  ^ help: add `;` here
[INFO] [stdout] 828 |         },
[INFO] [stdout]     |         - unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `)`, `,`, `.`, `?`, or an operator, found keyword `false`
[INFO] [stdout]    --> src/parse.rs:817:72
[INFO] [stdout]     |
[INFO] [stdout] 817 | ...                   tokens, 1010 false));
[INFO] [stdout]     |                                   -^^^^^ expected one of `)`, `,`, `.`, `?`, or an operator
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   help: missing `,`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `cinterp`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name cinterp src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-f0120476e479b877.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "4d6528fece7d46420b51534f6b0cb7bc438bd207e12d1c2200889bf2db6f83f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6528fece7d46420b51534f6b0cb7bc438bd207e12d1c2200889bf2db6f83f6", kill_on_drop: false }`
[INFO] [stdout] 4d6528fece7d46420b51534f6b0cb7bc438bd207e12d1c2200889bf2db6f83f6