[INFO] updating cached repository https://github.com/panicbit/aoc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] 7ff2ed1e19e37f51c9b75af09aa07e007762909d
[INFO] checking panicbit/aoc against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicbit%2Faoc" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/panicbit/aoc on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/panicbit/aoc
[INFO] removed path dependency aoc_codegen from git repo https://github.com/panicbit/aoc
[INFO] finished tweaking git repo https://github.com/panicbit/aoc
[INFO] tweaked toml for git repo https://github.com/panicbit/aoc written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/panicbit/aoc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fdfb3176ea0000e1e95206fb14d1f407ade84204e0cee6c5695f79012ba4751e
[INFO] running `"docker" "start" "-a" "fdfb3176ea0000e1e95206fb14d1f407ade84204e0cee6c5695f79012ba4751e"`
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking cachedir v0.1.1
[INFO] [stderr]     Checking open v1.3.2
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling aoc_codegen v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling string_cache v0.7.4
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking select v0.4.3
[INFO] [stderr]     Checking aoc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/leaderboard.rs:40:41
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn members<'a>(&'a self) -> Box<Iterator<Item=&'a Member> + 'a> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a Member> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/leaderboard.rs:40:41
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn members<'a>(&'a self) -> Box<Iterator<Item=&'a Member> + 'a> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a Member> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `"docker" "inspect" "fdfb3176ea0000e1e95206fb14d1f407ade84204e0cee6c5695f79012ba4751e"`
[INFO] running `"docker" "rm" "-f" "fdfb3176ea0000e1e95206fb14d1f407ade84204e0cee6c5695f79012ba4751e"`
[INFO] [stdout] fdfb3176ea0000e1e95206fb14d1f407ade84204e0cee6c5695f79012ba4751e