[INFO] cloning repository https://github.com/udel-cbcb/iptmnet_api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/udel-cbcb/iptmnet_api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudel-cbcb%2Fiptmnet_api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudel-cbcb%2Fiptmnet_api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c30f8420387806f12def2bf172a4e91847ca8d4
[INFO] documenting udel-cbcb/iptmnet_api 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%2Fudel-cbcb%2Fiptmnet_api" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/udel-cbcb/iptmnet_api 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/udel-cbcb/iptmnet_api
[INFO] finished tweaking git repo https://github.com/udel-cbcb/iptmnet_api
[INFO] tweaked toml for git repo https://github.com/udel-cbcb/iptmnet_api written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/udel-cbcb/iptmnet_api 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 29216d702df36d8e7950f4e9015d5704e78e3130c436e34fca0bb45d415a4cc2
[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" "29216d702df36d8e7950f4e9015d5704e78e3130c436e34fca0bb45d415a4cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29216d702df36d8e7950f4e9015d5704e78e3130c436e34fca0bb45d415a4cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29216d702df36d8e7950f4e9015d5704e78e3130c436e34fca0bb45d415a4cc2", kill_on_drop: false }`
[INFO] [stdout] 29216d702df36d8e7950f4e9015d5704e78e3130c436e34fca0bb45d415a4cc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3cd5c65ecb395479133f992505bdf4aa63821757cd65c8640f10ae04a1aba8a1
[INFO] running `Command { std: "docker" "start" "-a" "3cd5c65ecb395479133f992505bdf4aa63821757cd65c8640f10ae04a1aba8a1", 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]    Compiling libc v0.2.39
[INFO] [stderr]     Checking fallible-iterator v0.1.4
[INFO] [stderr]    Compiling bv v0.7.4
[INFO] [stderr]     Checking indexmap v1.0.0
[INFO] [stderr]     Checking termcolor v0.3.5
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking bytecount v0.3.1
[INFO] [stderr]     Checking rust-ini v0.10.3
[INFO] [stderr]     Checking inner v0.1.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking hostname v0.1.4
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking tokio-executor v0.1.0
[INFO] [stderr]    Compiling oracle v0.0.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking socket2 v0.3.4
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking parking_lot_core v0.2.13
[INFO] [stderr]     Checking uuid v0.6.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking resolv-conf v0.6.0
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.0
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking miniz-sys v0.1.10
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.0
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]     Checking sha2 v0.7.0
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking ndarray v0.9.1
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking failure v0.1.1
[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`
[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" "3cd5c65ecb395479133f992505bdf4aa63821757cd65c8640f10ae04a1aba8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd5c65ecb395479133f992505bdf4aa63821757cd65c8640f10ae04a1aba8a1", kill_on_drop: false }`
[INFO] [stdout] 3cd5c65ecb395479133f992505bdf4aa63821757cd65c8640f10ae04a1aba8a1
