[INFO] cloning repository https://github.com/gitter-badger/rust_remover
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gitter-badger/rust_remover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitter-badger%2Frust_remover", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitter-badger%2Frust_remover'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3f798185061a0290bc252c8807fa5ca0911d0c6
[INFO] documenting gitter-badger/rust_remover against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitter-badger%2Frust_remover" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gitter-badger/rust_remover on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gitter-badger/rust_remover
[INFO] finished tweaking git repo https://github.com/gitter-badger/rust_remover
[INFO] tweaked toml for git repo https://github.com/gitter-badger/rust_remover written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/gitter-badger/rust_remover already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34a3265561cf165d490912d7d527db06734f2c5a41d36cb92d2998e44e4220c0
[INFO] running `Command { std: "docker" "start" "-a" "34a3265561cf165d490912d7d527db06734f2c5a41d36cb92d2998e44e4220c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34a3265561cf165d490912d7d527db06734f2c5a41d36cb92d2998e44e4220c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a3265561cf165d490912d7d527db06734f2c5a41d36cb92d2998e44e4220c0", kill_on_drop: false }`
[INFO] [stdout] 34a3265561cf165d490912d7d527db06734f2c5a41d36cb92d2998e44e4220c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31ec08922fe62faca763ce5bdf6926bf9fbcf69bd4d9c917d0fda8963436f768
[INFO] running `Command { std: "docker" "start" "-a" "31ec08922fe62faca763ce5bdf6926bf9fbcf69bd4d9c917d0fda8963436f768", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]    Compiling version_check v0.1.2
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]    Compiling openssl v0.9.14
[INFO] [stderr]     Checking serde v1.0.9
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking scopeguard v0.3.2
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking quick-error v1.2.0
[INFO] [stderr]     Checking futures v0.1.14
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking unicode-bidi v0.3.3
[INFO] [stderr]    Compiling libsodium-sys v0.0.12
[INFO] [stderr]    Compiling opus-sys v0.2.1
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking psutil v1.0.0
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking ordered-float v0.4.0
[INFO] [stderr]     Checking humantime v1.0.0
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking idna v0.1.2
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking sodiumoxide v0.0.12
[INFO] [stderr]     Checking opus v0.1.1
[INFO] [stderr]     Checking num v0.1.39
[INFO] [stderr]    Compiling openssl-sys v0.9.14
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling serde_derive v1.0.9
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]    Compiling phf_generator v0.7.21
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 251 |     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`
[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" "31ec08922fe62faca763ce5bdf6926bf9fbcf69bd4d9c917d0fda8963436f768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ec08922fe62faca763ce5bdf6926bf9fbcf69bd4d9c917d0fda8963436f768", kill_on_drop: false }`
[INFO] [stdout] 31ec08922fe62faca763ce5bdf6926bf9fbcf69bd4d9c917d0fda8963436f768
