[INFO] updating cached repository Eldalar/Hex
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Eldalar/Hex
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Eldalar/Hex" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Eldalar/Hex"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Eldalar/Hex'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Eldalar/Hex" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Eldalar/Hex"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Eldalar/Hex'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dacd366a1c040a66a5e99fe40650393558f5132a
[INFO] sha for GitHub repo Eldalar/Hex: dacd366a1c040a66a5e99fe40650393558f5132a
[INFO] validating manifest of Eldalar/Hex on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Eldalar/Hex on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Eldalar/Hex
[INFO] finished frobbing Eldalar/Hex
[INFO] frobbed toml for Eldalar/Hex written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Eldalar/Hex/Cargo.toml
[INFO] started frobbing Eldalar/Hex
[INFO] finished frobbing Eldalar/Hex
[INFO] frobbed toml for Eldalar/Hex written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Eldalar/Hex/Cargo.toml
[INFO] crate Eldalar/Hex already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Eldalar/Hex against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Eldalar/Hex:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1b72ad62d3274a85ce13fe3d97d90d915d49832a317781251214e5f45a021550
[INFO] running `"docker" "start" "-a" "1b72ad62d3274a85ce13fe3d97d90d915d49832a317781251214e5f45a021550"`
[INFO] [stderr]    Compiling libloading v0.4.0
[INFO] [stderr]    Compiling procedural-masquerade v0.1.2
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rental-impl v0.4.11
[INFO] [stderr]     Checking rental v0.4.11
[INFO] [stderr]     Checking al-sys v0.5.1
[INFO] [stderr]     Checking alto v2.0.0 (https://github.com/Eldalar/alto#8e47a427)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/git/checkouts/alto-0cacbe2ee1ac4bb1/8e47a42/src/alc.rs:910:59
[INFO] [stderr]     |
[INFO] [stderr] 910 |     pub fn capture_samples<R: AsBufferDataMut<F>>(&mut self, &mut data: R) -> AltoResult<()> {
[INFO] [stderr]     |                                                              ^^^^^^^^^----
[INFO] [stderr]     |                                                              |
[INFO] [stderr]     |                                                              expected type parameter, found &mut _
[INFO] [stderr]     |                                                              help: did you mean `data`: `&R`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `R`
[INFO] [stderr]                found type `&mut _`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `alto`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1b72ad62d3274a85ce13fe3d97d90d915d49832a317781251214e5f45a021550"`
[INFO] running `"docker" "rm" "-f" "1b72ad62d3274a85ce13fe3d97d90d915d49832a317781251214e5f45a021550"`
[INFO] [stdout] 1b72ad62d3274a85ce13fe3d97d90d915d49832a317781251214e5f45a021550