[INFO] updating cached repository yoshuawuyts/service-ping
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yoshuawuyts/service-ping
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yoshuawuyts/service-ping" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/yoshuawuyts/service-ping"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/yoshuawuyts/service-ping'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yoshuawuyts/service-ping" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/yoshuawuyts/service-ping"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/yoshuawuyts/service-ping'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4cdc944079807ccab32857d762fb6c74f73b6ced
[INFO] sha for GitHub repo yoshuawuyts/service-ping: 4cdc944079807ccab32857d762fb6c74f73b6ced
[INFO] validating manifest of yoshuawuyts/service-ping on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yoshuawuyts/service-ping on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yoshuawuyts/service-ping
[INFO] finished frobbing yoshuawuyts/service-ping
[INFO] frobbed toml for yoshuawuyts/service-ping written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/yoshuawuyts/service-ping/Cargo.toml
[INFO] started frobbing yoshuawuyts/service-ping
[INFO] finished frobbing yoshuawuyts/service-ping
[INFO] frobbed toml for yoshuawuyts/service-ping written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/yoshuawuyts/service-ping/Cargo.toml
[INFO] crate yoshuawuyts/service-ping already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking yoshuawuyts/service-ping against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/yoshuawuyts/service-ping:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cbc433370af7793726202d0a4338af075a260fa6771c57af0e8477f767266203
[INFO] running `"docker" "start" "-a" "cbc433370af7793726202d0a4338af075a260fa6771c57af0e8477f767266203"`
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling serde v1.0.45
[INFO] [stderr]     Checking unicode-normalization v0.1.6
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling bytecount v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking memoffset v0.1.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling actix-web v0.5.6
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.9.1
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.2.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking hostname v0.1.4
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking bytes v0.4.7
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking resolv-conf v0.6.0
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking uuid v0.6.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]     Checking regex v1.0.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]     Checking rayon v0.9.0
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.17
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling structopt-derive v0.2.8
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.1.2
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking os_type v2.0.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking h2 v0.1.6
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling serde_derive v1.0.45
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.7
[INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/crater/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]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking tokio v0.1.6
[INFO] [stderr]     Checking structopt v0.2.8
[INFO] [stderr]     Checking serde_urlencoded v0.5.1
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking trust-dns-proto v0.3.3
[INFO] [stderr]     Checking tokio-signal v0.1.5
[INFO] [stderr]     Checking trust-dns-resolver v0.8.2
[INFO] [stderr]     Checking cookie v0.10.1
[INFO] [stderr]    Compiling cargo_metadata v0.3.3
[INFO] [stderr]     Checking quicli v0.2.0
[INFO] [stderr]     Checking human-panic v0.4.0
[INFO] [stderr]    Compiling skeptic v0.13.2
[INFO] [stderr]    Compiling actix v0.5.6
[INFO] [stderr]     Checking service-ping v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 43s
[INFO] running `"docker" "inspect" "cbc433370af7793726202d0a4338af075a260fa6771c57af0e8477f767266203"`
[INFO] running `"docker" "rm" "-f" "cbc433370af7793726202d0a4338af075a260fa6771c57af0e8477f767266203"`
[INFO] [stdout] cbc433370af7793726202d0a4338af075a260fa6771c57af0e8477f767266203