[INFO] updating cached repository Janfel/bfrun
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Janfel/bfrun
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Janfel/bfrun" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/Janfel/bfrun"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/Janfel/bfrun'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Janfel/bfrun" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/Janfel/bfrun"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/Janfel/bfrun'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 96014e48b525ab13b542d8921c5b62beea5b72ea
[INFO] sha for GitHub repo Janfel/bfrun: 96014e48b525ab13b542d8921c5b62beea5b72ea
[INFO] validating manifest of Janfel/bfrun on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Janfel/bfrun on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Janfel/bfrun
[INFO] finished frobbing Janfel/bfrun
[INFO] frobbed toml for Janfel/bfrun written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/Janfel/bfrun/Cargo.toml
[INFO] started frobbing Janfel/bfrun
[INFO] finished frobbing Janfel/bfrun
[INFO] frobbed toml for Janfel/bfrun written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/Janfel/bfrun/Cargo.toml
[INFO] crate Janfel/bfrun already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Janfel/bfrun against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-7/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/Janfel/bfrun:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4e1c5fcbaadaed3539add08401f8e300cd8e117bd30af86fa477ccb0a857eaa4
[INFO] running `"docker" "start" "-a" "4e1c5fcbaadaed3539add08401f8e300cd8e117bd30af86fa477ccb0a857eaa4"`
[INFO] [stderr]     Checking bfrun v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cmdline.rs:61:50
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn open_istream(from: &str) -> BufReader<Box<Read>> {
[INFO] [stderr]    |                                                  ^^^^ help: use `dyn`: `dyn Read`
[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/cmdline.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let stream: Box<Read> = match from {
[INFO] [stderr]    |                     ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cmdline.rs:77:50
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn open_ostream(from: &str) -> BufWriter<Box<Write>> {
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cmdline.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let stream: Box<Write> = match from {
[INFO] [stderr]    |                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:41:26
[INFO] [stderr]    |
[INFO] [stderr] 41 |     bfin: Option<&'a mut Read>,
[INFO] [stderr]    |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |     bfout: Option<&'a mut Write>,
[INFO] [stderr]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cmdline.rs:61:50
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn open_istream(from: &str) -> BufReader<Box<Read>> {
[INFO] [stderr]    |                                                  ^^^^ help: use `dyn`: `dyn Read`
[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/cmdline.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let stream: Box<Read> = match from {
[INFO] [stderr]    |                     ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cmdline.rs:77:50
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn open_ostream(from: &str) -> BufWriter<Box<Write>> {
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cmdline.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let stream: Box<Write> = match from {
[INFO] [stderr]    |                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:41:26
[INFO] [stderr]    |
[INFO] [stderr] 41 |     bfin: Option<&'a mut Read>,
[INFO] [stderr]    |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |     bfout: Option<&'a mut Write>,
[INFO] [stderr]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/hello_world.rs:27:29
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn main() -> 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/main.rs:27:29
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn main() -> 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/main.rs:27:29
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn main() -> 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]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `"docker" "inspect" "4e1c5fcbaadaed3539add08401f8e300cd8e117bd30af86fa477ccb0a857eaa4"`
[INFO] running `"docker" "rm" "-f" "4e1c5fcbaadaed3539add08401f8e300cd8e117bd30af86fa477ccb0a857eaa4"`
[INFO] [stdout] 4e1c5fcbaadaed3539add08401f8e300cd8e117bd30af86fa477ccb0a857eaa4