[INFO] cloning repository https://github.com/flexap/flexap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flexap/flexap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflexap%2Fflexap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflexap%2Fflexap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c64f2a1a366260f3fca6699adf2c40261c03f75d
[INFO] documenting flexap/flexap 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%2Fflexap%2Fflexap" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flexap/flexap 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/flexap/flexap
[INFO] finished tweaking git repo https://github.com/flexap/flexap
[INFO] tweaked toml for git repo https://github.com/flexap/flexap written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/flexap/flexap 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]     Updating git repository `https://github.com/XX/rust-csrf`
[INFO] [stderr]     Updating git repository `https://github.com/diesel-rs/diesel`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-error v1.2.1
[INFO] [stderr]   Downloaded httparse v1.2.3
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded data-encoding v1.2.0
[INFO] [stderr]   Downloaded time v0.1.38
[INFO] [stderr]   Downloaded untrusted v0.5.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded fuchsia-zircon v0.2.1
[INFO] [stderr]   Downloaded thread_local v0.3.4
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded vcpkg v0.2.2
[INFO] [stderr]   Downloaded tokio-service v0.1.0
[INFO] [stderr]   Downloaded pkg-config v0.3.9
[INFO] [stderr]   Downloaded bytes v0.4.5
[INFO] [stderr]   Downloaded tokio-proto v0.1.1
[INFO] [stderr]   Downloaded slab v0.4.0
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded magenta v0.1.1
[INFO] [stderr]   Downloaded futures-cpupool v0.1.7
[INFO] [stderr]   Downloaded take v0.1.0
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.4.1
[INFO] [stderr]   Downloaded data-encoding v2.0.0-rc.2
[INFO] [stderr]   Downloaded handlebars v0.29.1
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded scoped-tls v0.1.0
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded mio v0.6.10
[INFO] [stderr]   Downloaded futures v0.1.16
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded mysqlclient-sys v0.2.3
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded tokio-io v0.1.3
[INFO] [stderr]   Downloaded mime v0.3.5
[INFO] [stderr]   Downloaded gcc v0.3.54
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded idna v0.1.4
[INFO] [stderr]   Downloaded rayon v0.8.2
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded num_cpus v1.7.0
[INFO] [stderr]   Downloaded rayon-core v1.2.1
[INFO] [stderr]   Downloaded coco v0.1.1
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded maplit v0.1.5
[INFO] [stderr]   Downloaded jsonwebtoken v3.0.0
[INFO] [stderr]   Downloaded libc v0.2.32
[INFO] [stderr]   Downloaded either v1.2.0
[INFO] [stderr]   Downloaded serde_derive_internals v0.16.0
[INFO] [stderr]   Downloaded serde v1.0.15
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded serde_derive v1.0.15
[INFO] [stderr]   Downloaded serde_json v1.0.3
[INFO] [stderr]   Downloaded ring v0.12.1
[INFO] [stderr]   Downloaded hyper v0.11.6
[INFO] [stderr]   Downloaded regex v0.2.2
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded error-chain v0.11.0
[INFO] [stderr]   Downloaded memchr v1.0.1
[INFO] [stderr]   Downloaded rand v0.3.17
[INFO] [stderr]   Downloaded magenta-sys v0.1.1
[INFO] [stderr]   Downloaded lazycell v0.5.1
[INFO] [stderr]   Downloaded smallvec v0.2.1
[INFO] [stderr]   Downloaded net2 v0.2.31
[INFO] [stderr]   Downloaded tokio-core v0.1.10
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded iovec v0.1.1
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded byteorder v1.1.0
[INFO] [stderr]   Downloaded unicase v2.0.0
[INFO] [stderr]   Downloaded lazy_static v0.2.9
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded relay v0.1.0
[INFO] [stderr]   Downloaded percent-encoding v1.0.0
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded toml v0.4.5
[INFO] [stderr]   Downloaded url v1.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] a080373126ea697a132c58340193d13d6aafe392ae663c4dbcaaccc0179a4db2
[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" "a080373126ea697a132c58340193d13d6aafe392ae663c4dbcaaccc0179a4db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a080373126ea697a132c58340193d13d6aafe392ae663c4dbcaaccc0179a4db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a080373126ea697a132c58340193d13d6aafe392ae663c4dbcaaccc0179a4db2", kill_on_drop: false }`
[INFO] [stdout] a080373126ea697a132c58340193d13d6aafe392ae663c4dbcaaccc0179a4db2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 4e52ca8bc39c420328212c533aa305f11b8ce63d3a7c917d4138420330766f99
[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" "4e52ca8bc39c420328212c533aa305f11b8ce63d3a7c917d4138420330766f99", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]     Checking maplit v0.1.5
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]    Compiling mysqlclient-sys v0.2.3
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]     Checking relay v0.1.0
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking mime v0.3.5
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking tokio-io v0.1.3
[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" "4e52ca8bc39c420328212c533aa305f11b8ce63d3a7c917d4138420330766f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e52ca8bc39c420328212c533aa305f11b8ce63d3a7c917d4138420330766f99", kill_on_drop: false }`
[INFO] [stdout] 4e52ca8bc39c420328212c533aa305f11b8ce63d3a7c917d4138420330766f99