[INFO] updating cached repository https://github.com/aliencode-github/alienchat
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 80045f1f2b8ae19f9d41ae069d24a738cebbb849
[INFO] testing aliencode-github/alienchat against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faliencode-github%2Falienchat" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aliencode-github/alienchat on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/aliencode-github/alienchat
[INFO] finished tweaking git repo https://github.com/aliencode-github/alienchat
[INFO] tweaked toml for git repo https://github.com/aliencode-github/alienchat written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/aliencode-github/alienchat already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 721481ac4e373e642ec012d4fd3c3fd9197e9d37dc2f7f609171829209f774b6
[INFO] running `"docker" "start" "-a" "721481ac4e373e642ec012d4fd3c3fd9197e9d37dc2f7f609171829209f774b6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling smallvec v0.6.1
[INFO] [stderr]    Compiling bytecount v0.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling memoffset v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.7
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling string v0.1.0
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.3
[INFO] [stderr]    Compiling http-range v0.1.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling hostname v0.1.4
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling actix-web v0.6.3
[INFO] [stderr]    Compiling openssl-sys v0.9.30
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling uuid v0.6.3
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.2.0
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling lru-cache v0.1.1
[INFO] [stderr]    Compiling resolv-conf v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling num-integer v0.1.37
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.53
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr] For more information about this error, try `rustc --explain E0713`.
[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 `"docker" "inspect" "721481ac4e373e642ec012d4fd3c3fd9197e9d37dc2f7f609171829209f774b6"`
[INFO] running `"docker" "rm" "-f" "721481ac4e373e642ec012d4fd3c3fd9197e9d37dc2f7f609171829209f774b6"`
[INFO] [stdout] 721481ac4e373e642ec012d4fd3c3fd9197e9d37dc2f7f609171829209f774b6