[INFO] crate morphism 0.4.1 is already in cache
[INFO] extracting crate morphism 0.4.1 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/morphism/0.4.1
[INFO] extracting crate morphism 0.4.1 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/morphism/0.4.1
[INFO] validating manifest of morphism-0.4.1 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of morphism-0.4.1 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing morphism-0.4.1
[INFO] finished frobbing morphism-0.4.1
[INFO] frobbed toml for morphism-0.4.1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/morphism/0.4.1/Cargo.toml
[INFO] started frobbing morphism-0.4.1
[INFO] finished frobbing morphism-0.4.1
[INFO] frobbed toml for morphism-0.4.1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/morphism/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking morphism-0.4.1 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-7/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/morphism/0.4.1:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 412f7383ac305303159b73696089e29421b62db90c58f26394280378123b7dd1
[INFO] running `"docker" "start" "-a" "412f7383ac305303159b73696089e29421b62db90c58f26394280378123b7dd1"`
[INFO] [stderr]     Checking morphism v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:33:35
[INFO] [stderr]    |
[INFO] [stderr] 33 |     mfns: LinkedList<VecDeque<Box<Fn(*const ()) -> *const () + 'a>>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(*const ()) -> *const () + 'a`
[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/lib.rs:33:35
[INFO] [stderr]    |
[INFO] [stderr] 33 |     mfns: LinkedList<VecDeque<Box<Fn(*const ()) -> *const () + 'a>>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(*const ()) -> *const () + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         Morphism::new::<()>();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let f = &mut Morphism::new::<()>();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:39:18
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let f = &mut Morphism::new::<()>();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:49:18
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let f = &mut Morphism::new::<()>();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let f = &mut Morphism::new::<()>();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let f = &mut Morphism::new::<()>();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:77:18
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let f = &mut Morphism::new::<()>();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:87:18
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let f = &mut Morphism::new::<()>();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]   --> benches/bench.rs:97:18
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let f = &mut Morphism::new::<()>();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]    --> benches/bench.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr] 123 |     let f = Morphism::new::<()>().tail(|_| {});
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]    --> benches/bench.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |     let mut f = Morphism::new::<()>();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]    --> benches/bench.rs:142:17
[INFO] [stderr]     |
[INFO] [stderr] 142 |     let mut f = Morphism::new::<()>();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]    --> benches/bench.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let mut f = Morphism::new::<()>();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 13 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `morphism`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "412f7383ac305303159b73696089e29421b62db90c58f26394280378123b7dd1"`
[INFO] running `"docker" "rm" "-f" "412f7383ac305303159b73696089e29421b62db90c58f26394280378123b7dd1"`
[INFO] [stdout] 412f7383ac305303159b73696089e29421b62db90c58f26394280378123b7dd1