Nov 30 14:18:25.565 INFO checking thunk-0.3.0 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 14:18:25.565 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 14:18:26.002 INFO [stdout] 2773824d2e88da33cf5481bc6e372bb41cb669898d16a717c712fcc3b361b746
Nov 30 14:18:26.008 INFO running `"docker" "start" "-a" "2773824d2e88da33cf5481bc6e372bb41cb669898d16a717c712fcc3b361b746"`
Nov 30 14:18:27.287 INFO [stderr] usermod: no changes
Nov 30 14:18:27.369 INFO [stderr]     Checking thunk v0.3.0 (/source)
Nov 30 14:18:27.946 INFO [stderr] warning: doc comment not used by rustdoc
Nov 30 14:18:27.946 INFO [stderr]    --> src/sync.rs:260:13
Nov 30 14:18:27.946 INFO [stderr]     |
Nov 30 14:18:27.946 INFO [stderr] 260 |             /// If the `AtomicThunk` is evaluated, do nothing.
Nov 30 14:18:27.946 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 14:18:27.946 INFO [stderr]     |
Nov 30 14:18:27.946 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 30 14:18:27.946 INFO [stderr] 
Nov 30 14:18:27.946 INFO [stderr] warning: doc comment not used by rustdoc
Nov 30 14:18:27.946 INFO [stderr]    --> src/sync.rs:263:13
Nov 30 14:18:27.946 INFO [stderr]     |
Nov 30 14:18:27.946 INFO [stderr] 263 |             /// If the `AtomicThunk` is `LOCKING` or `LOCKED`, wait until the thunk is
Nov 30 14:18:27.946 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 14:18:27.946 INFO [stderr] 
Nov 30 14:18:27.946 INFO [stderr] warning: doc comment not used by rustdoc
Nov 30 14:18:27.946 INFO [stderr]    --> src/sync.rs:267:13
Nov 30 14:18:27.946 INFO [stderr]     |
Nov 30 14:18:27.946 INFO [stderr] 267 |             /// Only `THUNK_DEFERRED`, `THUNK_EVALUATED`, `THUNK_LOCKING`, and
Nov 30 14:18:27.946 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 14:18:27.946 INFO [stderr] 
Nov 30 14:18:28.052 INFO [stderr] error[E0277]: the size for values of type `<sync::AtomicThunk<T> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.052 INFO [stderr]    --> src/sync.rs:329:31
Nov 30 14:18:28.052 INFO [stderr]     |
Nov 30 14:18:28.052 INFO [stderr] 329 |         let new_rc = Arc::new(AtomicThunk::computed((*this.0).clone()));
Nov 30 14:18:28.052 INFO [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.052 INFO [stderr]     |
Nov 30 14:18:28.052 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<sync::AtomicThunk<T> as std::ops::Deref>::Target`
Nov 30 14:18:28.052 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.052 INFO [stderr]     = help: consider adding a `where <sync::AtomicThunk<T> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.052 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.052 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.052 INFO [stderr] 
Nov 30 14:18:28.056 INFO [stderr] error[E0277]: the size for values of type `<sync::AtomicThunk<T> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.056 INFO [stderr]    --> src/sync.rs:361:27
Nov 30 14:18:28.056 INFO [stderr]     |
Nov 30 14:18:28.056 INFO [stderr] 361 |         ArcThunk(Arc::new(AtomicThunk::computed(t)))
Nov 30 14:18:28.056 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.056 INFO [stderr]     |
Nov 30 14:18:28.056 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<sync::AtomicThunk<T> as std::ops::Deref>::Target`
Nov 30 14:18:28.056 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.056 INFO [stderr]     = help: consider adding a `where <sync::AtomicThunk<T> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.056 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.056 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.056 INFO [stderr] 
Nov 30 14:18:28.072 INFO [stderr] error[E0277]: the size for values of type `<unsync::Thunk<T> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.072 INFO [stderr]    --> src/unsync.rs:238:30
Nov 30 14:18:28.072 INFO [stderr]     |
Nov 30 14:18:28.072 INFO [stderr] 238 |         let new_rc = Rc::new(Thunk::computed((*this.0).clone()));
Nov 30 14:18:28.072 INFO [stderr]     |                              ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.072 INFO [stderr]     |
Nov 30 14:18:28.072 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<unsync::Thunk<T> as std::ops::Deref>::Target`
Nov 30 14:18:28.076 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.076 INFO [stderr]     = help: consider adding a `where <unsync::Thunk<T> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.076 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.076 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.076 INFO [stderr] 
Nov 30 14:18:28.076 INFO [stderr] error[E0277]: the size for values of type `<unsync::Thunk<T> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.076 INFO [stderr]    --> src/unsync.rs:270:25
Nov 30 14:18:28.076 INFO [stderr]     |
Nov 30 14:18:28.076 INFO [stderr] 270 |         RcThunk(Rc::new(Thunk::computed(t)))
Nov 30 14:18:28.076 INFO [stderr]     |                         ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.076 INFO [stderr]     |
Nov 30 14:18:28.076 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<unsync::Thunk<T> as std::ops::Deref>::Target`
Nov 30 14:18:28.076 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.076 INFO [stderr]     = help: consider adding a `where <unsync::Thunk<T> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.076 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.076 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.076 INFO [stderr] 
Nov 30 14:18:28.076 INFO [stderr] error: aborting due to 4 previous errors
Nov 30 14:18:28.076 INFO [stderr] 
Nov 30 14:18:28.076 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Nov 30 14:18:28.084 INFO [stderr] error: Could not compile `thunk`.
Nov 30 14:18:28.084 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 30 14:18:28.140 INFO [stderr] warning: doc comment not used by rustdoc
Nov 30 14:18:28.140 INFO [stderr]    --> src/sync.rs:260:13
Nov 30 14:18:28.140 INFO [stderr]     |
Nov 30 14:18:28.140 INFO [stderr] 260 |             /// If the `AtomicThunk` is evaluated, do nothing.
Nov 30 14:18:28.140 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 14:18:28.140 INFO [stderr]     |
Nov 30 14:18:28.140 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 30 14:18:28.140 INFO [stderr] 
Nov 30 14:18:28.140 INFO [stderr] warning: doc comment not used by rustdoc
Nov 30 14:18:28.140 INFO [stderr]    --> src/sync.rs:263:13
Nov 30 14:18:28.140 INFO [stderr]     |
Nov 30 14:18:28.140 INFO [stderr] 263 |             /// If the `AtomicThunk` is `LOCKING` or `LOCKED`, wait until the thunk is
Nov 30 14:18:28.140 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 14:18:28.140 INFO [stderr] 
Nov 30 14:18:28.140 INFO [stderr] warning: doc comment not used by rustdoc
Nov 30 14:18:28.140 INFO [stderr]    --> src/sync.rs:267:13
Nov 30 14:18:28.140 INFO [stderr]     |
Nov 30 14:18:28.140 INFO [stderr] 267 |             /// Only `THUNK_DEFERRED`, `THUNK_EVALUATED`, `THUNK_LOCKING`, and
Nov 30 14:18:28.140 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 14:18:28.140 INFO [stderr] 
Nov 30 14:18:28.277 INFO [stderr] error[E0277]: the size for values of type `<strict::Strict<i32> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.277 INFO [stderr]   --> src/strict.rs:78:21
Nov 30 14:18:28.277 INFO [stderr]    |
Nov 30 14:18:28.277 INFO [stderr] 78 |         let thunk = Strict::computed(1 + 1);
Nov 30 14:18:28.277 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.277 INFO [stderr]    |
Nov 30 14:18:28.277 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<strict::Strict<i32> as std::ops::Deref>::Target`
Nov 30 14:18:28.277 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.277 INFO [stderr]    = help: consider adding a `where <strict::Strict<i32> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.277 INFO [stderr]    = note: all function arguments must have a statically known size
Nov 30 14:18:28.277 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.277 INFO [stderr] 
Nov 30 14:18:28.277 INFO [stderr] error[E0277]: the size for values of type `<strict::Strict<usize> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.277 INFO [stderr]   --> src/strict.rs:91:9
Nov 30 14:18:28.277 INFO [stderr]    |
Nov 30 14:18:28.277 INFO [stderr] 91 |         Strict::computed((0..test::black_box(10000)).fold(test::black_box(n), |old, new| old ^ new))
Nov 30 14:18:28.277 INFO [stderr]    |         ^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.277 INFO [stderr]    |
Nov 30 14:18:28.277 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<strict::Strict<usize> as std::ops::Deref>::Target`
Nov 30 14:18:28.277 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.277 INFO [stderr]    = help: consider adding a `where <strict::Strict<usize> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.277 INFO [stderr]    = note: all function arguments must have a statically known size
Nov 30 14:18:28.277 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.277 INFO [stderr] 
Nov 30 14:18:28.297 INFO [stderr] error[E0277]: the size for values of type `<sync::AtomicThunk<T> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.297 INFO [stderr]    --> src/sync.rs:329:31
Nov 30 14:18:28.297 INFO [stderr]     |
Nov 30 14:18:28.297 INFO [stderr] 329 |         let new_rc = Arc::new(AtomicThunk::computed((*this.0).clone()));
Nov 30 14:18:28.297 INFO [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.297 INFO [stderr]     |
Nov 30 14:18:28.297 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<sync::AtomicThunk<T> as std::ops::Deref>::Target`
Nov 30 14:18:28.297 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.297 INFO [stderr]     = help: consider adding a `where <sync::AtomicThunk<T> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.297 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.297 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.297 INFO [stderr] 
Nov 30 14:18:28.297 INFO [stderr] error[E0277]: the size for values of type `<sync::AtomicThunk<T> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.297 INFO [stderr]    --> src/sync.rs:361:27
Nov 30 14:18:28.297 INFO [stderr]     |
Nov 30 14:18:28.297 INFO [stderr] 361 |         ArcThunk(Arc::new(AtomicThunk::computed(t)))
Nov 30 14:18:28.297 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.297 INFO [stderr]     |
Nov 30 14:18:28.297 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<sync::AtomicThunk<T> as std::ops::Deref>::Target`
Nov 30 14:18:28.297 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.297 INFO [stderr]     = help: consider adding a `where <sync::AtomicThunk<T> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.297 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.297 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.297 INFO [stderr] 
Nov 30 14:18:28.304 INFO [stderr] error[E0277]: the size for values of type `<sync::AtomicThunk<i32> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.304 INFO [stderr]    --> src/sync.rs:388:21
Nov 30 14:18:28.304 INFO [stderr]     |
Nov 30 14:18:28.304 INFO [stderr] 388 |         let thunk = AtomicThunk::computed(1 + 1);
Nov 30 14:18:28.304 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.304 INFO [stderr]     |
Nov 30 14:18:28.304 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<sync::AtomicThunk<i32> as std::ops::Deref>::Target`
Nov 30 14:18:28.304 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.304 INFO [stderr]     = help: consider adding a `where <sync::AtomicThunk<i32> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.304 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.304 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.304 INFO [stderr] 
Nov 30 14:18:28.304 INFO [stderr] error[E0277]: the size for values of type `<sync::AtomicThunk<usize> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.304 INFO [stderr]    --> src/sync.rs:401:9
Nov 30 14:18:28.304 INFO [stderr]     |
Nov 30 14:18:28.304 INFO [stderr] 401 |         AtomicThunk::computed((0..test::black_box(10000))
Nov 30 14:18:28.304 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.304 INFO [stderr]     |
Nov 30 14:18:28.304 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<sync::AtomicThunk<usize> as std::ops::Deref>::Target`
Nov 30 14:18:28.304 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.305 INFO [stderr]     = help: consider adding a `where <sync::AtomicThunk<usize> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.305 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.305 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.305 INFO [stderr] 
Nov 30 14:18:28.318 INFO [stderr] error[E0277]: the size for values of type `<sync::ArcThunk<i32> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.318 INFO [stderr]    --> src/sync.rs:431:26
Nov 30 14:18:28.318 INFO [stderr]     |
Nov 30 14:18:28.318 INFO [stderr] 431 |         let arc_thunk0 = ArcThunk::computed(1 + 1);
Nov 30 14:18:28.318 INFO [stderr]     |                          ^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.318 INFO [stderr]     |
Nov 30 14:18:28.318 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<sync::ArcThunk<i32> as std::ops::Deref>::Target`
Nov 30 14:18:28.318 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.318 INFO [stderr]     = help: consider adding a `where <sync::ArcThunk<i32> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.318 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.318 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.318 INFO [stderr] 
Nov 30 14:18:28.338 INFO [stderr] error[E0277]: the size for values of type `<unsync::Thunk<T> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.338 INFO [stderr]    --> src/unsync.rs:238:30
Nov 30 14:18:28.338 INFO [stderr]     |
Nov 30 14:18:28.338 INFO [stderr] 238 |         let new_rc = Rc::new(Thunk::computed((*this.0).clone()));
Nov 30 14:18:28.338 INFO [stderr]     |                              ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.338 INFO [stderr]     |
Nov 30 14:18:28.338 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<unsync::Thunk<T> as std::ops::Deref>::Target`
Nov 30 14:18:28.338 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.338 INFO [stderr]     = help: consider adding a `where <unsync::Thunk<T> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.338 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.338 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.338 INFO [stderr] 
Nov 30 14:18:28.344 INFO [stderr] error[E0277]: the size for values of type `<unsync::Thunk<T> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.344 INFO [stderr]    --> src/unsync.rs:270:25
Nov 30 14:18:28.344 INFO [stderr]     |
Nov 30 14:18:28.344 INFO [stderr] 270 |         RcThunk(Rc::new(Thunk::computed(t)))
Nov 30 14:18:28.344 INFO [stderr]     |                         ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.344 INFO [stderr]     |
Nov 30 14:18:28.344 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<unsync::Thunk<T> as std::ops::Deref>::Target`
Nov 30 14:18:28.344 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.344 INFO [stderr]     = help: consider adding a `where <unsync::Thunk<T> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.344 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.344 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.344 INFO [stderr] 
Nov 30 14:18:28.344 INFO [stderr] error[E0277]: the size for values of type `<unsync::Thunk<i32> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.344 INFO [stderr]    --> src/unsync.rs:297:21
Nov 30 14:18:28.344 INFO [stderr]     |
Nov 30 14:18:28.344 INFO [stderr] 297 |         let thunk = Thunk::computed(1 + 1);
Nov 30 14:18:28.344 INFO [stderr]     |                     ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.344 INFO [stderr]     |
Nov 30 14:18:28.344 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<unsync::Thunk<i32> as std::ops::Deref>::Target`
Nov 30 14:18:28.344 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.344 INFO [stderr]     = help: consider adding a `where <unsync::Thunk<i32> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.344 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.344 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.344 INFO [stderr] 
Nov 30 14:18:28.346 INFO [stderr] error[E0277]: the size for values of type `<unsync::Thunk<usize> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.346 INFO [stderr]    --> src/unsync.rs:310:9
Nov 30 14:18:28.346 INFO [stderr]     |
Nov 30 14:18:28.346 INFO [stderr] 310 |         Thunk::computed((0..test::black_box(10000)).fold(test::black_box(n), |old, new| old ^ new))
Nov 30 14:18:28.346 INFO [stderr]     |         ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.346 INFO [stderr]     |
Nov 30 14:18:28.346 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<unsync::Thunk<usize> as std::ops::Deref>::Target`
Nov 30 14:18:28.346 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.346 INFO [stderr]     = help: consider adding a `where <unsync::Thunk<usize> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.346 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.346 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.346 INFO [stderr] 
Nov 30 14:18:28.356 INFO [stderr] error[E0277]: the size for values of type `<unsync::RcThunk<i32> as std::ops::Deref>::Target` cannot be known at compilation time
Nov 30 14:18:28.356 INFO [stderr]    --> src/unsync.rs:338:25
Nov 30 14:18:28.356 INFO [stderr]     |
Nov 30 14:18:28.356 INFO [stderr] 338 |         let rc_thunk0 = RcThunk::computed(1 + 1);
Nov 30 14:18:28.356 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
Nov 30 14:18:28.356 INFO [stderr]     |
Nov 30 14:18:28.356 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<unsync::RcThunk<i32> as std::ops::Deref>::Target`
Nov 30 14:18:28.356 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Nov 30 14:18:28.356 INFO [stderr]     = help: consider adding a `where <unsync::RcThunk<i32> as std::ops::Deref>::Target: std::marker::Sized` bound
Nov 30 14:18:28.356 INFO [stderr]     = note: all function arguments must have a statically known size
Nov 30 14:18:28.356 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Nov 30 14:18:28.356 INFO [stderr] 
Nov 30 14:18:28.369 INFO [stderr] error: aborting due to 12 previous errors
Nov 30 14:18:28.369 INFO [stderr] 
Nov 30 14:18:28.369 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Nov 30 14:18:28.377 INFO [stderr] error: Could not compile `thunk`.
Nov 30 14:18:28.377 INFO [stderr] 
Nov 30 14:18:28.377 INFO [stderr] To learn more, run the command again with --verbose.
Nov 30 14:18:28.378 INFO [stderr] su: No module specific data is present
Nov 30 14:18:29.068 INFO running `"docker" "inspect" "2773824d2e88da33cf5481bc6e372bb41cb669898d16a717c712fcc3b361b746"`
Nov 30 14:18:29.394 INFO running `"docker" "rm" "-f" "2773824d2e88da33cf5481bc6e372bb41cb669898d16a717c712fcc3b361b746"`
Nov 30 14:18:29.712 INFO [stdout] 2773824d2e88da33cf5481bc6e372bb41cb669898d16a717c712fcc3b361b746