[INFO] updating cached repository llde/rocket_experiment
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/llde/rocket_experiment
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/llde/rocket_experiment" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/llde/rocket_experiment"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/llde/rocket_experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/llde/rocket_experiment" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/llde/rocket_experiment"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/llde/rocket_experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5dc8345338a098b25f59f630d0752ab9cbbd108c
[INFO] sha for GitHub repo llde/rocket_experiment: 5dc8345338a098b25f59f630d0752ab9cbbd108c
[INFO] validating manifest of llde/rocket_experiment 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 llde/rocket_experiment 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 llde/rocket_experiment
[INFO] finished frobbing llde/rocket_experiment
[INFO] frobbed toml for llde/rocket_experiment written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/llde/rocket_experiment/Cargo.toml
[INFO] started frobbing llde/rocket_experiment
[INFO] finished frobbing llde/rocket_experiment
[INFO] frobbed toml for llde/rocket_experiment written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/llde/rocket_experiment/Cargo.toml
[INFO] crate llde/rocket_experiment 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 llde/rocket_experiment 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/llde/rocket_experiment:/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] 37cdbb80da770827eba24bb7accd3e9d1b4609e3946ef1b69f093798d5398ebe
[INFO] running `"docker" "start" "-a" "37cdbb80da770827eba24bb7accd3e9d1b4609e3946ef1b69f093798d5398ebe"`
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling rocket_codegen v0.4.0
[INFO] [stderr]    Compiling rocket v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking isatty v0.1.7
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking backtrace v0.3.7
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking regex v1.1.2
[INFO] [stderr]     Checking notify v4.0.10
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]    Compiling rocket_http 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" "37cdbb80da770827eba24bb7accd3e9d1b4609e3946ef1b69f093798d5398ebe"`
[INFO] running `"docker" "rm" "-f" "37cdbb80da770827eba24bb7accd3e9d1b4609e3946ef1b69f093798d5398ebe"`
[INFO] [stdout] 37cdbb80da770827eba24bb7accd3e9d1b4609e3946ef1b69f093798d5398ebe