[INFO] cloning repository https://github.com/MPThLee/fileserve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MPThLee/fileserve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMPThLee%2Ffileserve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMPThLee%2Ffileserve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 482857584c009f5fd9407551c52eeb67df89fcfa
[INFO] documenting MPThLee/fileserve 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%2FMPThLee%2Ffileserve" "/workspace/builds/worker-109/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MPThLee/fileserve 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/MPThLee/fileserve
[INFO] finished tweaking git repo https://github.com/MPThLee/fileserve
[INFO] tweaked toml for git repo https://github.com/MPThLee/fileserve written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate git repo https://github.com/MPThLee/fileserve 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]     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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 5a53163119d8ef3019311e13a4cb86ad4fd21f59619750217f71d0e5b7d61e41
[INFO] running `Command { std: "docker" "start" "-a" "5a53163119d8ef3019311e13a4cb86ad4fd21f59619750217f71d0e5b7d61e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a53163119d8ef3019311e13a4cb86ad4fd21f59619750217f71d0e5b7d61e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a53163119d8ef3019311e13a4cb86ad4fd21f59619750217f71d0e5b7d61e41", kill_on_drop: false }`
[INFO] [stdout] 5a53163119d8ef3019311e13a4cb86ad4fd21f59619750217f71d0e5b7d61e41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] ee98288910cf407e155de6b51d31d477bedfeedce829feaf66ff9a865618ba89
[INFO] running `Command { std: "docker" "start" "-a" "ee98288910cf407e155de6b51d31d477bedfeedce829feaf66ff9a865618ba89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling smallvec v0.6.1
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling pear v0.0.17
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]    Compiling ordermap v0.2.13
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking rand_core v0.2.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking isatty v0.1.8
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking log v0.4.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking buf_redux v0.6.3
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]    Compiling pear_codegen v0.0.17
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling rocket v0.3.12
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling rocket_codegen v0.3.12
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking mustache v0.8.2
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking url v0.2.38
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking phf_shared v0.7.22
[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] [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: build failed
[INFO] running `Command { std: "docker" "inspect" "ee98288910cf407e155de6b51d31d477bedfeedce829feaf66ff9a865618ba89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee98288910cf407e155de6b51d31d477bedfeedce829feaf66ff9a865618ba89", kill_on_drop: false }`
[INFO] [stdout] ee98288910cf407e155de6b51d31d477bedfeedce829feaf66ff9a865618ba89
