[INFO] updating cached repository TucoFlyer/Bot-Controller
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TucoFlyer/Bot-Controller
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TucoFlyer/Bot-Controller" "work/ex/beta-1.38-1/sources/1.37.0/gh/TucoFlyer/Bot-Controller"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TucoFlyer/Bot-Controller'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TucoFlyer/Bot-Controller" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TucoFlyer/Bot-Controller"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TucoFlyer/Bot-Controller'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] af15d09323565667ce2cf48632e751e16fc9ff4f
[INFO] sha for GitHub repo TucoFlyer/Bot-Controller: af15d09323565667ce2cf48632e751e16fc9ff4f
[INFO] validating manifest of TucoFlyer/Bot-Controller on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TucoFlyer/Bot-Controller on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing TucoFlyer/Bot-Controller
[INFO] finished frobbing TucoFlyer/Bot-Controller
[INFO] frobbed toml for TucoFlyer/Bot-Controller written to work/ex/beta-1.38-1/sources/1.37.0/gh/TucoFlyer/Bot-Controller/Cargo.toml
[INFO] started frobbing TucoFlyer/Bot-Controller
[INFO] finished frobbing TucoFlyer/Bot-Controller
[INFO] frobbed toml for TucoFlyer/Bot-Controller written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TucoFlyer/Bot-Controller/Cargo.toml
[INFO] crate TucoFlyer/Bot-Controller already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing TucoFlyer/Bot-Controller against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TucoFlyer/Bot-Controller:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6a97f486982f45192caef756ecb54b5867c48c7d374d612a3c4cfb4ddcdd74fb
[INFO] running `"docker" "start" "-a" "6a97f486982f45192caef756ecb54b5867c48c7d374d612a3c4cfb4ddcdd74fb"`
[INFO] [stderr]    Compiling pkg-config v0.3.9
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[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
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[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling base64 v0.6.0
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[INFO] [stderr]    Compiling nix v0.8.1
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[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling openssl-sys v0.9.24
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling mio v0.6.12
[INFO] [stderr]    Compiling tokio-io v0.1.4
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling parking_lot_core v0.2.10
[INFO] [stderr]    Compiling tucoflyer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling remove_dir_all v0.3.0
[INFO] [stderr]    Compiling url v1.6.0
[INFO] [stderr]    Compiling bus v1.4.1
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling tokio-core v0.1.12
[INFO] [stderr]    Compiling gilrs v0.4.4
[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-1.6.0/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 tempdir v0.3.6
[INFO] [stderr]    Compiling crypto-mac v0.4.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling atomicwrites v0.1.4
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling iron v0.5.1
[INFO] [stderr]    Compiling hyper-native-tls v0.2.4
[INFO] [stderr]    Compiling websocket v0.20.2
[INFO] [stderr]    Compiling mount v0.3.0
[INFO] [stderr]    Compiling qrcode v0.5.0
[INFO] [stderr]    Compiling staticfile v0.4.0
[INFO] [stderr]    Compiling influx_db_client v0.3.1
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(duration_extras)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fygimbal/poller.rs:234:57
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn received(&mut self, msg: &[u8], writer: &mut io::Write, controller: &ControllerPort) {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fygimbal/poller.rs:268:54
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn check_for_timeout(&mut self, writer: &mut io::Write, controller: &ControllerPort) {
[INFO] [stderr]     |                                                      ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fygimbal/poller.rs:274:48
[INFO] [stderr]     |
[INFO] [stderr] 274 |     fn send_next_batch(&mut self, writer: &mut io::Write, controller: &ControllerPort) {
[INFO] [stderr]     |                                                ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fygimbal/poller.rs:292:49
[INFO] [stderr]     |
[INFO] [stderr] 292 |     fn write_next_batch(&mut self, writer: &mut io::Write, controller: &ControllerPort) -> io::Result<usize> {
[INFO] [stderr]     |                                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fygimbal/framing.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn write_to(&self, wr: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                     ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fygimbal/framing.rs:29:37
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn write_header(&self, wr: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                     ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fygimbal/framing.rs:124:37
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn write_length(&self, wr: &mut io::Write, len: usize) -> io::Result<()> {
[INFO] [stderr]     |                                     ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/led/format.rs:4:36
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn write_apa102_pixel(wr: &mut io::Write, color: Vector3<f32>) -> io::Result<(usize)> {
[INFO] [stderr]   |                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `tucoflyer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6a97f486982f45192caef756ecb54b5867c48c7d374d612a3c4cfb4ddcdd74fb"`
[INFO] running `"docker" "rm" "-f" "6a97f486982f45192caef756ecb54b5867c48c7d374d612a3c4cfb4ddcdd74fb"`
[INFO] [stdout] 6a97f486982f45192caef756ecb54b5867c48c7d374d612a3c4cfb4ddcdd74fb