[INFO] crate fn-memo 1.1.1 is already in cache
[INFO] extracting crate fn-memo 1.1.1 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/fn-memo/1.1.1
[INFO] extracting crate fn-memo 1.1.1 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/fn-memo/1.1.1
[INFO] validating manifest of fn-memo-1.1.1 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fn-memo-1.1.1 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fn-memo-1.1.1
[INFO] removed 0 missing tests
[INFO] finished frobbing fn-memo-1.1.1
[INFO] frobbed toml for fn-memo-1.1.1 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/fn-memo/1.1.1/Cargo.toml
[INFO] started frobbing fn-memo-1.1.1
[INFO] removed 0 missing tests
[INFO] finished frobbing fn-memo-1.1.1
[INFO] frobbed toml for fn-memo-1.1.1 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/fn-memo/1.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking fn-memo-1.1.1 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/fn-memo/1.1.1:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ecca01211f6d90b83074b959970b26e71b19dacf0a2c2e9fdb9ae6cdbf08e9b9
[INFO] running `"docker" "start" "-a" "ecca01211f6d90b83074b959970b26e71b19dacf0a2c2e9fdb9ae6cdbf08e9b9"`
[INFO] [stderr]     Checking recur-fn v1.2.1
[INFO] [stderr]     Checking fn-memo v1.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/sync.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |         Box<DynRecurFn<usize, usize> + Send + Sync>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynRecurFn<usize, usize> + Send + Sync`
[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]   --> tests/sync.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |         &Fn(Arc<FnMemo<usize, usize> + Send + Sync>),
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arc<FnMemo<usize, usize> + Send + Sync>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/sync.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         &Fn(Arc<FnMemo<usize, usize> + Send + Sync>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMemo<usize, usize> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/sync.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |         Box<DynRecurFn<usize, usize> + Send + Sync>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynRecurFn<usize, usize> + Send + Sync`
[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]   --> tests/sync.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |         &Fn(Arc<FnMemo<usize, usize> + Send + Sync>),
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arc<FnMemo<usize, usize> + Send + Sync>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/sync.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         &Fn(Arc<FnMemo<usize, usize> + Send + Sync>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMemo<usize, usize> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/sync.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |         Box<DynRecurFn<usize, usize> + Send + Sync>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynRecurFn<usize, usize> + Send + Sync`
[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]   --> tests/sync.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |         &Fn(Arc<FnMemo<usize, usize> + Send + Sync>),
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arc<FnMemo<usize, usize> + Send + Sync>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/sync.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         &Fn(Arc<FnMemo<usize, usize> + Send + Sync>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMemo<usize, usize> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/unsync.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn test_unsync(memoizer: impl Fn(&DynRecurFn<usize, usize>, &Fn(&FnMemo<usize, usize>))) {
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynRecurFn<usize, usize>`
[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]  --> tests/unsync.rs:4:62
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn test_unsync(memoizer: impl Fn(&DynRecurFn<usize, usize>, &Fn(&FnMemo<usize, usize>))) {
[INFO] [stderr]   |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&FnMemo<usize, usize>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/unsync.rs:4:66
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn test_unsync(memoizer: impl Fn(&DynRecurFn<usize, usize>, &Fn(&FnMemo<usize, usize>))) {
[INFO] [stderr]   |                                                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMemo<usize, usize>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `"docker" "inspect" "ecca01211f6d90b83074b959970b26e71b19dacf0a2c2e9fdb9ae6cdbf08e9b9"`
[INFO] running `"docker" "rm" "-f" "ecca01211f6d90b83074b959970b26e71b19dacf0a2c2e9fdb9ae6cdbf08e9b9"`
[INFO] [stdout] ecca01211f6d90b83074b959970b26e71b19dacf0a2c2e9fdb9ae6cdbf08e9b9