[INFO] updating cached repository DanWatkins/dbfc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DanWatkins/dbfc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DanWatkins/dbfc" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/DanWatkins/dbfc"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/DanWatkins/dbfc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DanWatkins/dbfc" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/DanWatkins/dbfc"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/DanWatkins/dbfc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] efa8b0ea6dc19d0251c05642e03989a6995a495a
[INFO] sha for GitHub repo DanWatkins/dbfc: efa8b0ea6dc19d0251c05642e03989a6995a495a
[INFO] validating manifest of DanWatkins/dbfc on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DanWatkins/dbfc on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DanWatkins/dbfc
[INFO] finished frobbing DanWatkins/dbfc
[INFO] frobbed toml for DanWatkins/dbfc written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/DanWatkins/dbfc/Cargo.toml
[INFO] started frobbing DanWatkins/dbfc
[INFO] finished frobbing DanWatkins/dbfc
[INFO] frobbed toml for DanWatkins/dbfc written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/DanWatkins/dbfc/Cargo.toml
[INFO] crate DanWatkins/dbfc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking DanWatkins/dbfc against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/DanWatkins/dbfc:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8de13677c189edf118aadc2f9367031793ac1742d2fa11af91d200d28b8a1bd1
[INFO] running `"docker" "start" "-a" "8de13677c189edf118aadc2f9367031793ac1742d2fa11af91d200d28b8a1bd1"`
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking dbfc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/batch_job.rs:95:46
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn init(&mut self) -> Result<(), 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/batch_job.rs:140:50
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn save_to_file(&self) -> 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/batch_job.rs:150:74
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn load_from_file(dir: &str, name: &str) -> Result<BatchJob, 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/batch_job.rs:286:47
[INFO] [stderr]     |
[INFO] [stderr] 286 |     fn visit_dirs(&self, dir: &Path, cb: &mut FnMut(&DirEntry)) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/batch_job.rs:286:83
[INFO] [stderr]     |
[INFO] [stderr] 286 |     fn visit_dirs(&self, dir: &Path, cb: &mut FnMut(&DirEntry)) -> 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/batch_job.rs:302:60
[INFO] [stderr]     |
[INFO] [stderr] 302 |     fn write_log_text(&self, text: &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/main.rs:107:58
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn run(arg_matches: &clap::ArgMatches) -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/batch_job.rs:95:46
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn init(&mut self) -> Result<(), 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/batch_job.rs:140:50
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn save_to_file(&self) -> 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/batch_job.rs:150:74
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn load_from_file(dir: &str, name: &str) -> Result<BatchJob, 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/batch_job.rs:286:47
[INFO] [stderr]     |
[INFO] [stderr] 286 |     fn visit_dirs(&self, dir: &Path, cb: &mut FnMut(&DirEntry)) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/batch_job.rs:286:83
[INFO] [stderr]     |
[INFO] [stderr] 286 |     fn visit_dirs(&self, dir: &Path, cb: &mut FnMut(&DirEntry)) -> 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/batch_job.rs:302:60
[INFO] [stderr]     |
[INFO] [stderr] 302 |     fn write_log_text(&self, text: &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/main.rs:107:58
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn run(arg_matches: &clap::ArgMatches) -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/batch_job.rs:190:21
[INFO] [stderr]     |
[INFO] [stderr] 190 |                     self.write_log_text(&why);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/batch_job.rs:190:21
[INFO] [stderr]     |
[INFO] [stderr] 190 |                     self.write_log_text(&why);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `"docker" "inspect" "8de13677c189edf118aadc2f9367031793ac1742d2fa11af91d200d28b8a1bd1"`
[INFO] running `"docker" "rm" "-f" "8de13677c189edf118aadc2f9367031793ac1742d2fa11af91d200d28b8a1bd1"`
[INFO] [stdout] 8de13677c189edf118aadc2f9367031793ac1742d2fa11af91d200d28b8a1bd1