[INFO] updating cached repository EngelEatos/rust_duplicatefinder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/EngelEatos/rust_duplicatefinder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/EngelEatos/rust_duplicatefinder" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/EngelEatos/rust_duplicatefinder"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/EngelEatos/rust_duplicatefinder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/EngelEatos/rust_duplicatefinder" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/EngelEatos/rust_duplicatefinder"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/EngelEatos/rust_duplicatefinder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d0276fa02e469bb080d1fc1e86795911c269e133
[INFO] sha for GitHub repo EngelEatos/rust_duplicatefinder: d0276fa02e469bb080d1fc1e86795911c269e133
[INFO] validating manifest of EngelEatos/rust_duplicatefinder on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of EngelEatos/rust_duplicatefinder on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing EngelEatos/rust_duplicatefinder
[INFO] finished frobbing EngelEatos/rust_duplicatefinder
[INFO] frobbed toml for EngelEatos/rust_duplicatefinder written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/EngelEatos/rust_duplicatefinder/Cargo.toml
[INFO] started frobbing EngelEatos/rust_duplicatefinder
[INFO] finished frobbing EngelEatos/rust_duplicatefinder
[INFO] frobbed toml for EngelEatos/rust_duplicatefinder written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/EngelEatos/rust_duplicatefinder/Cargo.toml
[INFO] crate EngelEatos/rust_duplicatefinder already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking EngelEatos/rust_duplicatefinder against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/EngelEatos/rust_duplicatefinder:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bcaf4a5a4a9d752f28cd559e14036e8fcdc1cf02d4cc4a8f9c0f05a98c7183f6
[INFO] running `"docker" "start" "-a" "bcaf4a5a4a9d752f28cd559e14036e8fcdc1cf02d4cc4a8f9c0f05a98c7183f6"`
[INFO] [stderr]     Checking filebuffer v0.2.0
[INFO] [stderr]     Checking crypto-mac v0.5.1
[INFO] [stderr]     Checking digest v0.7.1
[INFO] [stderr]     Checking blake2 v0.7.0
[INFO] [stderr]     Checking duplicatefinder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:16:32
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn visit_dirs(dir: &Path, cb: &Fn(&mut HashMap<u64, Vec<PathBuf>>, &DirEntry), dict: &mut HashMap<u64, Vec<PathBuf>>) -> io::Result<()> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut HashMap<u64, Vec<PathBuf>>, &DirEntry)`
[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/main.rs:16:32
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn visit_dirs(dir: &Path, cb: &Fn(&mut HashMap<u64, Vec<PathBuf>>, &DirEntry), dict: &mut HashMap<u64, Vec<PathBuf>>) -> io::Result<()> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut HashMap<u64, Vec<PathBuf>>, &DirEntry)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `"docker" "inspect" "bcaf4a5a4a9d752f28cd559e14036e8fcdc1cf02d4cc4a8f9c0f05a98c7183f6"`
[INFO] running `"docker" "rm" "-f" "bcaf4a5a4a9d752f28cd559e14036e8fcdc1cf02d4cc4a8f9c0f05a98c7183f6"`
[INFO] [stdout] bcaf4a5a4a9d752f28cd559e14036e8fcdc1cf02d4cc4a8f9c0f05a98c7183f6