[INFO] fetching crate thin_main_loop 0.1.7...
[INFO] extracting crate thin_main_loop 0.1.7 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/thin_main_loop/0.1.7
[INFO] extracting crate thin_main_loop 0.1.7 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/thin_main_loop/0.1.7
[INFO] validating manifest of thin_main_loop-0.1.7 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 thin_main_loop-0.1.7 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 thin_main_loop-0.1.7
[INFO] finished frobbing thin_main_loop-0.1.7
[INFO] frobbed toml for thin_main_loop-0.1.7 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/thin_main_loop/0.1.7/Cargo.toml
[INFO] started frobbing thin_main_loop-0.1.7
[INFO] finished frobbing thin_main_loop-0.1.7
[INFO] frobbed toml for thin_main_loop-0.1.7 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/thin_main_loop/0.1.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 thin_main_loop-0.1.7 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-3/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/thin_main_loop/0.1.7:/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] a3ee843764a8a9b48357f8d0f739c7c175fa43b94358a3ceddcdf30b50a053c5
[INFO] running `"docker" "start" "-a" "a3ee843764a8a9b48357f8d0f739c7c175fa43b94358a3ceddcdf30b50a053c5"`
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking thin_main_loop v0.1.7 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ruststd.rs:35:47
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub (crate) fn new() -> Result<(Self, Box<SendFnOnce>), MainLoopError> {
[INFO] [stderr]    |                                               ^^^^^^^^^^ help: use `dyn`: `dyn SendFnOnce`
[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/mainloop.rs:59:59
[INFO] [stderr]    |
[INFO] [stderr] 59 |     static ref THREAD_SENDER: Mutex<HashMap<ThreadId, Box<SendFnOnce>>> = Default::default();
[INFO] [stderr]    |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn SendFnOnce`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Other(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/lib.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |     IO(Box<IOAble + 'a>),
[INFO] [stderr]    |            ^^^^^^^^^^^ help: use `dyn`: `dyn IOAble + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ruststd.rs:35:47
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub (crate) fn new() -> Result<(Self, Box<SendFnOnce>), MainLoopError> {
[INFO] [stderr]    |                                               ^^^^^^^^^^ help: use `dyn`: `dyn SendFnOnce`
[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/mainloop.rs:59:59
[INFO] [stderr]    |
[INFO] [stderr] 59 |     static ref THREAD_SENDER: Mutex<HashMap<ThreadId, Box<SendFnOnce>>> = Default::default();
[INFO] [stderr]    |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn SendFnOnce`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Other(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/lib.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |     IO(Box<IOAble + 'a>),
[INFO] [stderr]    |            ^^^^^^^^^^^ help: use `dyn`: `dyn IOAble + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "a3ee843764a8a9b48357f8d0f739c7c175fa43b94358a3ceddcdf30b50a053c5"`
[INFO] running `"docker" "rm" "-f" "a3ee843764a8a9b48357f8d0f739c7c175fa43b94358a3ceddcdf30b50a053c5"`
[INFO] [stdout] a3ee843764a8a9b48357f8d0f739c7c175fa43b94358a3ceddcdf30b50a053c5