[INFO] updating cached repository phowell/FHasher
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/phowell/FHasher
[INFO] [stderr]  * branch              HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/phowell/FHasher" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/phowell/FHasher"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/phowell/FHasher'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/phowell/FHasher" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/phowell/FHasher"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/phowell/FHasher'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8d67383d7e2c58a956cfb3cf99e92bafa3c29c17
[INFO] sha for GitHub repo phowell/FHasher: 8d67383d7e2c58a956cfb3cf99e92bafa3c29c17
[INFO] validating manifest of phowell/FHasher on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of phowell/FHasher on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing phowell/FHasher
[INFO] finished frobbing phowell/FHasher
[INFO] frobbed toml for phowell/FHasher written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/phowell/FHasher/Cargo.toml
[INFO] started frobbing phowell/FHasher
[INFO] finished frobbing phowell/FHasher
[INFO] frobbed toml for phowell/FHasher written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/phowell/FHasher/Cargo.toml
[INFO] crate phowell/FHasher already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking phowell/FHasher against master#1891bfa80364eead426517c68de6947b7692e2de for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-3/master#1891bfa80364eead426517c68de6947b7692e2de:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/phowell/FHasher:/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" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2825a07436b5f84aa78397d480a5d3f5c938166de14926193b5f6cf7fe0da1aa
[INFO] running `"docker" "start" "-a" "2825a07436b5f84aa78397d480a5d3f5c938166de14926193b5f6cf7fe0da1aa"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.12
[INFO] [stderr]    Compiling ryu v0.2.3
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]     Checking fhasher v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/logfile.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         for mut f in self.files.iter_mut() {
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/logfile.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         for mut f in self.files.iter_mut() {
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.03s
[INFO] running `"docker" "inspect" "2825a07436b5f84aa78397d480a5d3f5c938166de14926193b5f6cf7fe0da1aa"`
[INFO] running `"docker" "rm" "-f" "2825a07436b5f84aa78397d480a5d3f5c938166de14926193b5f6cf7fe0da1aa"`
[INFO] [stdout] 2825a07436b5f84aa78397d480a5d3f5c938166de14926193b5f6cf7fe0da1aa