[INFO] updating cached repository https://github.com/pace11/rust-testing
[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] 95a79634d1bdf62813a4a49496170048da336cfe
[INFO] checking pace11/rust-testing against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpace11%2Frust-testing" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pace11/rust-testing 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/pace11/rust-testing
[INFO] finished tweaking git repo https://github.com/pace11/rust-testing
[INFO] tweaked toml for git repo https://github.com/pace11/rust-testing written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/pace11/rust-testing already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 25763323ee15ab2f06412a73bc1ee29648375c974e913f5e0993bc53af7ecb43
[INFO] running `"docker" "start" "-a" "25763323ee15ab2f06412a73bc1ee29648375c974e913f5e0993bc53af7ecb43"`
[INFO] [stderr]    Compiling indexmap v1.2.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]     Checking cookie v0.11.1
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]     Checking rocket_http v0.4.2
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]     Checking rocket v0.4.2
[INFO] [stderr]     Checking learn-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected item, found `!`
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | ![feature(proc_macro_hygiene, decl_macro)]
[INFO] [stderr]   | ^ expected item
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `learn-rust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: expected item, found `!`
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | ![feature(proc_macro_hygiene, decl_macro)]
[INFO] [stderr]   | ^ expected item
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `learn-rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "25763323ee15ab2f06412a73bc1ee29648375c974e913f5e0993bc53af7ecb43"`
[INFO] running `"docker" "rm" "-f" "25763323ee15ab2f06412a73bc1ee29648375c974e913f5e0993bc53af7ecb43"`
[INFO] [stdout] 25763323ee15ab2f06412a73bc1ee29648375c974e913f5e0993bc53af7ecb43