[INFO] updating cached repository https://github.com/rog-works/rust-web-ws
[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] 5f182dd656a11bff2b627fc01c63e40497b0af62
[INFO] checking rog-works/rust-web-ws against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frog-works%2Frust-web-ws" "/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/rog-works/rust-web-ws on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rog-works/rust-web-ws
[INFO] finished tweaking git repo https://github.com/rog-works/rust-web-ws
[INFO] tweaked toml for git repo https://github.com/rog-works/rust-web-ws written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/rog-works/rust-web-ws already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e444293554f17b752eb13b2103af5cf786f6a1206cd0927c9a5f4bcdb6ba6ef9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e444293554f17b752eb13b2103af5cf786f6a1206cd0927c9a5f4bcdb6ba6ef9"`
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling rocket_codegen v0.4.1
[INFO] [stderr]    Compiling rocket v0.4.1
[INFO] [stderr]    Compiling cookie v0.11.1
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking rocket_http v0.4.1
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.1/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" "e444293554f17b752eb13b2103af5cf786f6a1206cd0927c9a5f4bcdb6ba6ef9"`
[INFO] running `"docker" "rm" "-f" "e444293554f17b752eb13b2103af5cf786f6a1206cd0927c9a5f4bcdb6ba6ef9"`
[INFO] [stdout] e444293554f17b752eb13b2103af5cf786f6a1206cd0927c9a5f4bcdb6ba6ef9