[INFO] cloning repository https://github.com/cdbfoster/jeffrey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cdbfoster/jeffrey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdbfoster%2Fjeffrey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdbfoster%2Fjeffrey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c49ff54b3caaae47f7a6637a59d388479225ea47
[INFO] documenting cdbfoster/jeffrey 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%2Fcdbfoster%2Fjeffrey" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cdbfoster/jeffrey 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/cdbfoster/jeffrey
[INFO] finished tweaking git repo https://github.com/cdbfoster/jeffrey
[INFO] tweaked toml for git repo https://github.com/cdbfoster/jeffrey written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cdbfoster/jeffrey 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 xattr v0.1.11
[INFO] [stderr]   Downloaded reqwest v0.7.3
[INFO] [stderr]   Downloaded url v1.6.0
[INFO] [stderr]   Downloaded openssl v0.9.22
[INFO] [stderr]   Downloaded tokio-core v0.1.10
[INFO] [stderr]   Downloaded filetime v0.1.14
[INFO] [stderr]   Downloaded tokio-io v0.1.4
[INFO] [stderr]   Downloaded tar v0.4.14
[INFO] [stderr]   Downloaded cmake v0.1.28
[INFO] [stderr]   Downloaded mio v0.6.11
[INFO] [stderr]   Downloaded num_cpus v1.7.0
[INFO] [stderr]   Downloaded adler32 v1.0.2
[INFO] [stderr]   Downloaded build_const v0.2.0
[INFO] [stderr]   Downloaded futures-cpupool v0.1.7
[INFO] [stderr]   Downloaded num v0.1.41
[INFO] [stderr]   Downloaded libflate v0.1.12
[INFO] [stderr]   Downloaded iovec v0.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.7
[INFO] [stderr]   Downloaded schannel v0.1.8
[INFO] [stderr]   Downloaded relay v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.23
[INFO] [stderr]   Downloaded hyper v0.11.7
[INFO] [stderr]   Downloaded crc v1.6.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.22
[INFO] [stderr]   Downloaded futures v0.1.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 85b657afcca4589f96210fd6ac7c7887ae9c2a6ed81dbda8372bbdacf4044037
[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" "85b657afcca4589f96210fd6ac7c7887ae9c2a6ed81dbda8372bbdacf4044037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85b657afcca4589f96210fd6ac7c7887ae9c2a6ed81dbda8372bbdacf4044037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b657afcca4589f96210fd6ac7c7887ae9c2a6ed81dbda8372bbdacf4044037", kill_on_drop: false }`
[INFO] [stdout] 85b657afcca4589f96210fd6ac7c7887ae9c2a6ed81dbda8372bbdacf4044037
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 184601da1f623d31e9ea79ea8ac87b578ee59cc5bdbdff8576293c87148a8722
[INFO] running `Command { std: "docker" "start" "-a" "184601da1f623d31e9ea79ea8ac87b578ee59cc5bdbdff8576293c87148a8722", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling futures v0.1.17
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling lazycell v0.5.1
[INFO] [stderr]    Compiling openssl v0.9.22
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling httparse v1.2.3
[INFO] [stderr]    Compiling serde v1.0.23
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling crc v1.6.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]    Compiling cmake v0.1.28
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]    Compiling mime v0.3.5
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling xattr v0.1.11
[INFO] [stderr]    Compiling filetime v0.1.14
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling mio v0.6.11
[INFO] [stderr]    Compiling tar v0.4.14
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]    Compiling libflate v0.1.12
[INFO] [stderr]    Compiling openssl-sys v0.9.22
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling url v1.6.0
[INFO] [stderr]    Compiling tokio-io v0.1.4
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.7
[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] [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" "184601da1f623d31e9ea79ea8ac87b578ee59cc5bdbdff8576293c87148a8722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184601da1f623d31e9ea79ea8ac87b578ee59cc5bdbdff8576293c87148a8722", kill_on_drop: false }`
[INFO] [stdout] 184601da1f623d31e9ea79ea8ac87b578ee59cc5bdbdff8576293c87148a8722