[INFO] updating cached repository https://github.com/lolney/rust-bittorrent-client
[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] 9ce6960e58321e13d8f2041ec6a8c748102c3359
[INFO] checking lolney/rust-bittorrent-client against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolney%2Frust-bittorrent-client" "/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/lolney/rust-bittorrent-client on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lolney/rust-bittorrent-client
[INFO] finished tweaking git repo https://github.com/lolney/rust-bittorrent-client
[INFO] tweaked toml for git repo https://github.com/lolney/rust-bittorrent-client written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/lolney/rust-bittorrent-client already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] 7cb0ce021c6113a314e81301522bdd8543a86227c5fb4ea0e3d6b2e4ccea78ba
[INFO] running `"docker" "start" "-a" "7cb0ce021c6113a314e81301522bdd8543a86227c5fb4ea0e3d6b2e4ccea78ba"`
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking indexmap v0.4.1
[INFO] [stderr]    Compiling rocket_codegen v0.4.0-rc.2
[INFO] [stderr]    Compiling rocket v0.4.0-rc.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling ncurses v5.97.0
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking toml v0.4.9
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking priority-queue v0.5.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking cursive v0.7.5
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking notify v4.0.6
[INFO] [stderr]     Checking cursive_table_view v0.4.2
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking hyper v0.12.17
[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-rc.2
[INFO] [stderr] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.0-rc.2/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" "7cb0ce021c6113a314e81301522bdd8543a86227c5fb4ea0e3d6b2e4ccea78ba"`
[INFO] running `"docker" "rm" "-f" "7cb0ce021c6113a314e81301522bdd8543a86227c5fb4ea0e3d6b2e4ccea78ba"`
[INFO] [stdout] 7cb0ce021c6113a314e81301522bdd8543a86227c5fb4ea0e3d6b2e4ccea78ba
