[INFO] updating cached repository https://github.com/ajuvercr/alex
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 274de58f4692b5e6683cd3517e697a8e2c2121b4
[INFO] checking ajuvercr/alex against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajuvercr%2Falex" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajuvercr/alex on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ajuvercr/alex
[INFO] finished tweaking git repo https://github.com/ajuvercr/alex
[INFO] tweaked toml for git repo https://github.com/ajuvercr/alex written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ajuvercr/alex already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de1ba42b6ccec7e8a5c736162786fe57ba4e1fd6402579c704e9ba2e87bc1fa9
[INFO] running `"docker" "start" "-a" "de1ba42b6ccec7e8a5c736162786fe57ba4e1fd6402579c704e9ba2e87bc1fa9"`
[INFO] [stderr]    Compiling serde v1.0.86
[INFO] [stderr]     Checking rand_jitter v0.1.2
[INFO] [stderr]    Compiling rocket_contrib_codegen v0.4.0
[INFO] [stderr]    Compiling pest v2.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.86
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking futures-fs v0.0.5
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking rocket_http v0.4.0
[INFO] [stderr]    Compiling pest_meta v2.1.0
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking bcrypt v0.3.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling rocket_codegen v0.4.0
[INFO] [stderr]     Checking notify v4.0.7
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking diesel v1.4.1
[INFO] [stderr]     Checking config v0.8.0
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking rocket v0.4.0
[INFO] [stderr] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stderr]  --> /opt/rustwide/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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "de1ba42b6ccec7e8a5c736162786fe57ba4e1fd6402579c704e9ba2e87bc1fa9"`
[INFO] running `"docker" "rm" "-f" "de1ba42b6ccec7e8a5c736162786fe57ba4e1fd6402579c704e9ba2e87bc1fa9"`
[INFO] [stdout] de1ba42b6ccec7e8a5c736162786fe57ba4e1fd6402579c704e9ba2e87bc1fa9