[INFO] cloning repository https://github.com/thibautRe/birdland
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thibautRe/birdland" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FthibautRe%2Fbirdland", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FthibautRe%2Fbirdland'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7354c77b6fae1a46f61358308430d57186eb5f7f
[INFO] documenting thibautRe/birdland against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FthibautRe%2Fbirdland" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thibautRe/birdland on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thibautRe/birdland
[INFO] finished tweaking git repo https://github.com/thibautRe/birdland
[INFO] tweaked toml for git repo https://github.com/thibautRe/birdland written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/thibautRe/birdland already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nickel v0.10.1
[INFO] [stderr]   Downloaded grid_2d v0.8.0
[INFO] [stderr]   Downloaded serde v1.0.59
[INFO] [stderr]   Downloaded mustache v0.8.2
[INFO] [stderr]   Downloaded serde_derive v1.0.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d71514f1f790b658db7f91256cd7b83242ac7377f4b9a6f2535612b1ed7dce53
[INFO] running `Command { std: "docker" "start" "-a" "d71514f1f790b658db7f91256cd7b83242ac7377f4b9a6f2535612b1ed7dce53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d71514f1f790b658db7f91256cd7b83242ac7377f4b9a6f2535612b1ed7dce53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71514f1f790b658db7f91256cd7b83242ac7377f4b9a6f2535612b1ed7dce53", kill_on_drop: false }`
[INFO] [stdout] d71514f1f790b658db7f91256cd7b83242ac7377f4b9a6f2535612b1ed7dce53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 928d716b39cbb060f4b72c10a441331bfddc84444ced2380090d7b588e902ab3
[INFO] running `Command { std: "docker" "start" "-a" "928d716b39cbb060f4b72c10a441331bfddc84444ced2380090d7b588e902ab3", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]    Compiling serde v1.0.59
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling proc-macro2 v0.4.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling quote v0.6.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking mustache v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stdout]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[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 E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `url` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "928d716b39cbb060f4b72c10a441331bfddc84444ced2380090d7b588e902ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928d716b39cbb060f4b72c10a441331bfddc84444ced2380090d7b588e902ab3", kill_on_drop: false }`
[INFO] [stdout] 928d716b39cbb060f4b72c10a441331bfddc84444ced2380090d7b588e902ab3
