[INFO] cloning repository https://github.com/benfen/pythv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benfen/pythv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfen%2Fpythv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfen%2Fpythv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04fe64608cdc2cb78f1185fa565635d1a445edcb
[INFO] documenting benfen/pythv 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%2Fbenfen%2Fpythv" "/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/benfen/pythv 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/benfen/pythv
[INFO] finished tweaking git repo https://github.com/benfen/pythv
[INFO] tweaked toml for git repo https://github.com/benfen/pythv written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/benfen/pythv 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 structopt-derive v0.2.14
[INFO] [stderr]   Downloaded structopt v0.2.14
[INFO] [stderr]   Downloaded version-compare v0.0.6
[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] 544e222fc3f7cddfa79acb109c540640e14d03f4ee2198b59f674bafd9953037
[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" "544e222fc3f7cddfa79acb109c540640e14d03f4ee2198b59f674bafd9953037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "544e222fc3f7cddfa79acb109c540640e14d03f4ee2198b59f674bafd9953037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544e222fc3f7cddfa79acb109c540640e14d03f4ee2198b59f674bafd9953037", kill_on_drop: false }`
[INFO] [stdout] 544e222fc3f7cddfa79acb109c540640e14d03f4ee2198b59f674bafd9953037
[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] [stdout] e9615cfc13e6789e39cc04509a44b7a05e01a1ad79e958dc679f42f674c8ee90
[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" "e9615cfc13e6789e39cc04509a44b7a05e01a1ad79e958dc679f42f674c8ee90", kill_on_drop: false }`
[INFO] [stderr]     Checking version-compare v0.0.6
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stdout] error[E0621]: explicit lifetime required in the type of `other`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/version-compare-0.0.6/src/version.rs:308:13
[INFO] [stdout]     |
[INFO] [stdout] 304 |     pub fn compare(&self, other: &Version) -> CompOp {
[INFO] [stdout]     |                                  -------- help: add explicit lifetime `'a` to the type of `other`: `&version::Version<'a>`
[INFO] [stdout] ...
[INFO] [stdout] 308 |             other.parts.iter().peekable(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime `'a` required
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0621`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `version-compare`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e9615cfc13e6789e39cc04509a44b7a05e01a1ad79e958dc679f42f674c8ee90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9615cfc13e6789e39cc04509a44b7a05e01a1ad79e958dc679f42f674c8ee90", kill_on_drop: false }`
[INFO] [stdout] e9615cfc13e6789e39cc04509a44b7a05e01a1ad79e958dc679f42f674c8ee90