[INFO] crate easy_ffi 0.1.0 is already in cache
[INFO] extracting crate easy_ffi 0.1.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/easy_ffi/0.1.0
[INFO] extracting crate easy_ffi 0.1.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/easy_ffi/0.1.0
[INFO] validating manifest of easy_ffi-0.1.0 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 easy_ffi-0.1.0 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 easy_ffi-0.1.0
[INFO] finished frobbing easy_ffi-0.1.0
[INFO] frobbed toml for easy_ffi-0.1.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/easy_ffi/0.1.0/Cargo.toml
[INFO] started frobbing easy_ffi-0.1.0
[INFO] finished frobbing easy_ffi-0.1.0
[INFO] frobbed toml for easy_ffi-0.1.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/easy_ffi/0.1.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking easy_ffi-0.1.0 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/reg/easy_ffi/0.1.0:/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] b70d3b7042724621b0da6eda796cafdcf398bc55a72bcf639ffd281a891fd348
[INFO] running `"docker" "start" "-a" "b70d3b7042724621b0da6eda796cafdcf398bc55a72bcf639ffd281a891fd348"`
[INFO] [stderr]     Checking easy_ffi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, #[no_mangle] functions always exported`
[INFO] [stderr]    --> src/lib.rs:144:14
[INFO] [stderr]     |
[INFO] [stderr] 144 |     #![allow(private_no_mangle_fns)]
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, #[no_mangle] functions always exported`
[INFO] [stderr]    --> src/lib.rs:144:14
[INFO] [stderr]     |
[INFO] [stderr] 144 |     #![allow(private_no_mangle_fns)]
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:127:90
[INFO] [stderr]     |
[INFO] [stderr] 127 |                           ::std::result::Result<$ok_ty, ::std::result::Result<$err_ty, Box<::std::any::Any + Send + 'static>>> =
[INFO] [stderr]     |                                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::any::Any + Send + 'static`
[INFO] [stderr] ...
[INFO] [stderr] 160 | /     my_ffi_fn! (
[INFO] [stderr] 161 | |         /// Foo: do stuff
[INFO] [stderr] 162 | |         fn foo(i: i32) -> Result<i32, &'static str> {
[INFO] [stderr] 163 | |             match i {
[INFO] [stderr] ...   |
[INFO] [stderr] 168 | |         }
[INFO] [stderr] 169 | |     );
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "b70d3b7042724621b0da6eda796cafdcf398bc55a72bcf639ffd281a891fd348"`
[INFO] running `"docker" "rm" "-f" "b70d3b7042724621b0da6eda796cafdcf398bc55a72bcf639ffd281a891fd348"`
[INFO] [stdout] b70d3b7042724621b0da6eda796cafdcf398bc55a72bcf639ffd281a891fd348