[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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/phowell/FHasher"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/phowell/FHasher'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/phowell/FHasher" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/phowell/FHasher"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of phowell/FHasher on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking phowell/FHasher against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 20767b894cee17817aa4bb5fbf942a48953729a9e45c405b5e47b89b522ac1cc
[INFO] running `"docker" "start" "-a" "20767b894cee17817aa4bb5fbf942a48953729a9e45c405b5e47b89b522ac1cc"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.12
[INFO] [stderr]    Compiling ryu v0.2.3
[INFO] [stderr]     Checking byteorder v1.2.7
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logfile.rs:29:48
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn open(path: &str) -> Result<Log, Box<Error>> {
[INFO] [stderr]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[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/logfile.rs:41:54
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn save(&self, path: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logfile.rs:47:71
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn add(&mut self, p: &Path, alg: Algorithm) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logfile.rs:29:48
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn open(path: &str) -> Result<Log, Box<Error>> {
[INFO] [stderr]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[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/logfile.rs:41:54
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn save(&self, path: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logfile.rs:47:71
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn add(&mut self, p: &Path, alg: Algorithm) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                       ^^^^^ help: use `dyn`: `dyn Error`
[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] 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 31.51s
[INFO] running `"docker" "inspect" "20767b894cee17817aa4bb5fbf942a48953729a9e45c405b5e47b89b522ac1cc"`
[INFO] running `"docker" "rm" "-f" "20767b894cee17817aa4bb5fbf942a48953729a9e45c405b5e47b89b522ac1cc"`
[INFO] [stdout] 20767b894cee17817aa4bb5fbf942a48953729a9e45c405b5e47b89b522ac1cc