[INFO] cloning repository https://github.com/phoomparin/darkcrawl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phoomparin/darkcrawl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphoomparin%2Fdarkcrawl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphoomparin%2Fdarkcrawl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b11cc068915c95ff9a945c1266d08ba0c399efa
[INFO] documenting phoomparin/darkcrawl against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphoomparin%2Fdarkcrawl" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phoomparin/darkcrawl on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phoomparin/darkcrawl
[INFO] finished tweaking git repo https://github.com/phoomparin/darkcrawl
[INFO] tweaked toml for git repo https://github.com/phoomparin/darkcrawl written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/phoomparin/darkcrawl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded string_cache_shared v0.3.0
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[INFO] [stderr]   Downloaded libc v0.2.36
[INFO] [stderr]   Downloaded html5ever v0.18.0
[INFO] [stderr]   Downloaded cssparser v0.5.8
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[INFO] [stderr]   Downloaded colored v1.6.0
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[INFO] [stderr]   Downloaded ego-tree v0.1.1
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[INFO] [stderr]   Downloaded phf_generator v0.7.21
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[INFO] [stderr]   Downloaded bytes v0.4.6
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[INFO] [stderr]   Downloaded rustc-serialize v0.3.24
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", 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] 9ce0bb1465ce84520748fea9525f00b8d64ceaae243c5bcb472facdaab7de584
[INFO] running `Command { std: "docker" "start" "-a" "9ce0bb1465ce84520748fea9525f00b8d64ceaae243c5bcb472facdaab7de584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ce0bb1465ce84520748fea9525f00b8d64ceaae243c5bcb472facdaab7de584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce0bb1465ce84520748fea9525f00b8d64ceaae243c5bcb472facdaab7de584", kill_on_drop: false }`
[INFO] [stdout] 9ce0bb1465ce84520748fea9525f00b8d64ceaae243c5bcb472facdaab7de584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 0488cee0e2c2a555006619c8a6be47ec3f5ca1ba97e2e267bc0e2d987cfb2546
[INFO] running `Command { std: "docker" "start" "-a" "0488cee0e2c2a555006619c8a6be47ec3f5ca1ba97e2e267bc0e2d987cfb2546", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]    Compiling openssl v0.9.23
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking ego-tree v0.1.1
[INFO] [stderr]     Checking utf-8 v0.7.1
[INFO] [stderr]     Checking utf-8 v0.6.0
[INFO] [stderr]     Checking colored v1.6.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking cssparser v0.5.8
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking quickersort v2.2.0
[INFO] [stderr]     Checking fern v0.5.2
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking time v0.1.39
[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-1.6.0/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] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]     Checking phf v0.7.21
[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] running `Command { std: "docker" "inspect" "0488cee0e2c2a555006619c8a6be47ec3f5ca1ba97e2e267bc0e2d987cfb2546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0488cee0e2c2a555006619c8a6be47ec3f5ca1ba97e2e267bc0e2d987cfb2546", kill_on_drop: false }`
[INFO] [stdout] 0488cee0e2c2a555006619c8a6be47ec3f5ca1ba97e2e267bc0e2d987cfb2546