[INFO] cloning repository https://github.com/tony612/adventureofcode
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tony612/adventureofcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftony612%2Fadventureofcode"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftony612%2Fadventureofcode'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e91e9cec8e04cc75fd1443baea46d023c9b4792a
[INFO] checking tony612/adventureofcode against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftony612%2Fadventureofcode" "/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/tony612/adventureofcode on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tony612/adventureofcode
[INFO] finished tweaking git repo https://github.com/tony612/adventureofcode
[INFO] tweaked toml for git repo https://github.com/tony612/adventureofcode written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tony612/adventureofcode already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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-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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] 865c8d64608199b141584581edd51fea29a201c3178e316fd0f9c8df54112131
[INFO] running `"docker" "start" "-a" "865c8d64608199b141584581edd51fea29a201c3178e316fd0f9c8df54112131"`
[INFO] [stderr]     Checking adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cannot borrow `areas` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/day6.rs:76:31
[INFO] [stderr]    |
[INFO] [stderr] 74 |             let found = areas.get(id);
[INFO] [stderr]    |                         ----- immutable borrow occurs here
[INFO] [stderr] 75 |             match found {
[INFO] [stderr] 76 |                 Some(size) => areas.insert(*id, size + 1),
[INFO] [stderr]    |                               ^^^^^             ---- immutable borrow later used here
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `areas` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/day6.rs:76:31
[INFO] [stderr]    |
[INFO] [stderr] 74 |             let found = areas.get(id);
[INFO] [stderr]    |                         ----- immutable borrow occurs here
[INFO] [stderr] 75 |             match found {
[INFO] [stderr] 76 |                 Some(size) => areas.insert(*id, size + 1),
[INFO] [stderr]    |                               ^^^^^             ---- immutable borrow later used here
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `"docker" "inspect" "865c8d64608199b141584581edd51fea29a201c3178e316fd0f9c8df54112131"`
[INFO] running `"docker" "rm" "-f" "865c8d64608199b141584581edd51fea29a201c3178e316fd0f9c8df54112131"`
[INFO] [stdout] 865c8d64608199b141584581edd51fea29a201c3178e316fd0f9c8df54112131