[INFO] updating cached repository hoodie/gutsy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hoodie/gutsy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hoodie/gutsy" "work/ex/beta-1.37-6/sources/1.36.0/gh/hoodie/gutsy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/hoodie/gutsy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hoodie/gutsy" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hoodie/gutsy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hoodie/gutsy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 90f6571a83b58db09ef9b575268e59200ca397ef
[INFO] sha for GitHub repo hoodie/gutsy: 90f6571a83b58db09ef9b575268e59200ca397ef
[INFO] validating manifest of hoodie/gutsy on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hoodie/gutsy on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hoodie/gutsy
[INFO] finished frobbing hoodie/gutsy
[INFO] frobbed toml for hoodie/gutsy written to work/ex/beta-1.37-6/sources/1.36.0/gh/hoodie/gutsy/Cargo.toml
[INFO] started frobbing hoodie/gutsy
[INFO] finished frobbing hoodie/gutsy
[INFO] frobbed toml for hoodie/gutsy written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hoodie/gutsy/Cargo.toml
[INFO] crate hoodie/gutsy already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hoodie/gutsy against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hoodie/gutsy:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 8ba98d9bf5240b1f1787e3a1c15e144ac9df2a84b1df43977cdb02b29d33a036
[INFO] running `"docker" "start" "-a" "8ba98d9bf5240b1f1787e3a1c15e144ac9df2a84b1df43977cdb02b29d33a036"`
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling crossbeam-utils v0.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]    Compiling smallvec v0.6.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.0
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling string v0.1.0
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling http-range v0.1.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling actix-web v0.6.12
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.2
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling tokio-timer v0.2.4
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling resolv-conf v0.6.1
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.20
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.33
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling mime v0.3.7
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling tokio-threadpool v0.1.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling failure_derive v0.1.1
[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]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling backtrace v0.3.8
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling serde_urlencoded v0.5.2
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling h2 v0.1.9
[INFO] [stderr]    Compiling cargo_metadata v0.5.6
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]    Compiling trust-dns-proto v0.3.3
[INFO] [stderr]    Compiling tokio-signal v0.1.5
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling actix v0.5.8
[INFO] [stderr]    Compiling cookie v0.10.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.8.2
[INFO] [stderr]    Compiling gutsy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `"docker" "inspect" "8ba98d9bf5240b1f1787e3a1c15e144ac9df2a84b1df43977cdb02b29d33a036"`
[INFO] running `"docker" "rm" "-f" "8ba98d9bf5240b1f1787e3a1c15e144ac9df2a84b1df43977cdb02b29d33a036"`
[INFO] [stdout] 8ba98d9bf5240b1f1787e3a1c15e144ac9df2a84b1df43977cdb02b29d33a036
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hoodie/gutsy:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2dcf2a355c656950b071acf45b39b72ade49bbc2f65bf6f87fdd189d4ceb3530
[INFO] running `"docker" "start" "-a" "2dcf2a355c656950b071acf45b39b72ade49bbc2f65bf6f87fdd189d4ceb3530"`
[INFO] [stderr]    Compiling gutsy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "2dcf2a355c656950b071acf45b39b72ade49bbc2f65bf6f87fdd189d4ceb3530"`
[INFO] running `"docker" "rm" "-f" "2dcf2a355c656950b071acf45b39b72ade49bbc2f65bf6f87fdd189d4ceb3530"`
[INFO] [stdout] 2dcf2a355c656950b071acf45b39b72ade49bbc2f65bf6f87fdd189d4ceb3530
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hoodie/gutsy:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 146e1082256f1930ed2b9878e3a085d7fc7939c8dc6a1ae53f2861adb2aa4b2c
[INFO] running `"docker" "start" "-a" "146e1082256f1930ed2b9878e3a085d7fc7939c8dc6a1ae53f2861adb2aa4b2c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gutsy-5825a2765daa0a48
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "146e1082256f1930ed2b9878e3a085d7fc7939c8dc6a1ae53f2861adb2aa4b2c"`
[INFO] running `"docker" "rm" "-f" "146e1082256f1930ed2b9878e3a085d7fc7939c8dc6a1ae53f2861adb2aa4b2c"`
[INFO] [stdout] 146e1082256f1930ed2b9878e3a085d7fc7939c8dc6a1ae53f2861adb2aa4b2c