[INFO] updating cached repository David-OConnor/rebar-example-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/David-OConnor/rebar-example-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/David-OConnor/rebar-example-server" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/David-OConnor/rebar-example-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/David-OConnor/rebar-example-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/David-OConnor/rebar-example-server" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/David-OConnor/rebar-example-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/David-OConnor/rebar-example-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bca58f699a3114c0b2b1f0af486bdb16d003d929
[INFO] sha for GitHub repo David-OConnor/rebar-example-server: bca58f699a3114c0b2b1f0af486bdb16d003d929
[INFO] validating manifest of David-OConnor/rebar-example-server 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 David-OConnor/rebar-example-server 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 David-OConnor/rebar-example-server
[INFO] finished frobbing David-OConnor/rebar-example-server
[INFO] frobbed toml for David-OConnor/rebar-example-server written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/David-OConnor/rebar-example-server/Cargo.toml
[INFO] started frobbing David-OConnor/rebar-example-server
[INFO] finished frobbing David-OConnor/rebar-example-server
[INFO] frobbed toml for David-OConnor/rebar-example-server written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/David-OConnor/rebar-example-server/Cargo.toml
[INFO] crate David-OConnor/rebar-example-server 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 David-OConnor/rebar-example-server against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/David-OConnor/rebar-example-server:/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] 8b8c855a0b94ceaa618fcf9b387b96a9c8819cd1af40292ab20ac0a9096fd5c4
[INFO] running `"docker" "start" "-a" "8b8c855a0b94ceaa618fcf9b387b96a9c8819cd1af40292ab20ac0a9096fd5c4"`
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling smallvec v0.6.6
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking toml v0.4.9
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking unicase_serde v0.1.0
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking rocket_http v0.4.0
[INFO] [stderr]    Compiling rocket_codegen v0.4.0
[INFO] [stderr]     Checking rocket v0.4.0
[INFO] [stderr] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.0/src/fairing/ad_hoc.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::boxed::FnBox;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `rocket`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8b8c855a0b94ceaa618fcf9b387b96a9c8819cd1af40292ab20ac0a9096fd5c4"`
[INFO] running `"docker" "rm" "-f" "8b8c855a0b94ceaa618fcf9b387b96a9c8819cd1af40292ab20ac0a9096fd5c4"`
[INFO] [stdout] 8b8c855a0b94ceaa618fcf9b387b96a9c8819cd1af40292ab20ac0a9096fd5c4