[INFO] fetching crate icu_pattern 0.4.1...
[INFO] testing icu_pattern-0.4.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate icu_pattern 0.4.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate icu_pattern 0.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate icu_pattern 0.4.1
[INFO] tweaked toml for crates.io crate icu_pattern 0.4.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate icu_pattern 0.4.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate icu_pattern 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e4f8ccb03ba2215a4b2edfd27c38a829d6191e7599dec1613e22d0a81d8b5be
[INFO] running `Command { std: "docker" "start" "-a" "5e4f8ccb03ba2215a4b2edfd27c38a829d6191e7599dec1613e22d0a81d8b5be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e4f8ccb03ba2215a4b2edfd27c38a829d6191e7599dec1613e22d0a81d8b5be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4f8ccb03ba2215a4b2edfd27c38a829d6191e7599dec1613e22d0a81d8b5be", kill_on_drop: false }`
[INFO] [stdout] 5e4f8ccb03ba2215a4b2edfd27c38a829d6191e7599dec1613e22d0a81d8b5be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 761558e351a82d97f5c89b140efa84dcff69bd83bc6b42892dcc34f8c2ad6a2a
[INFO] running `Command { std: "docker" "start" "-a" "761558e351a82d97f5c89b140efa84dcff69bd83bc6b42892dcc34f8c2ad6a2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_pattern v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `Command { std: "docker" "inspect" "761558e351a82d97f5c89b140efa84dcff69bd83bc6b42892dcc34f8c2ad6a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761558e351a82d97f5c89b140efa84dcff69bd83bc6b42892dcc34f8c2ad6a2a", kill_on_drop: false }`
[INFO] [stdout] 761558e351a82d97f5c89b140efa84dcff69bd83bc6b42892dcc34f8c2ad6a2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0805b667f76c9ece4476e5b22eef376fd97a3271f3a2437045d9b71046a0d419
[INFO] running `Command { std: "docker" "start" "-a" "0805b667f76c9ece4476e5b22eef376fd97a3271f3a2437045d9b71046a0d419", kill_on_drop: false }`
[INFO] [stderr]    Compiling icu_pattern v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> tests/derive_test.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 |     #[serde(
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `icu_pattern::Pattern<SinglePlaceholder>: Clone` is not satisfied
[INFO] [stdout]   --> tests/derive_test.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub data: Cow<'data, Pattern<SinglePlaceholder>>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Clone` is not implemented for `icu_pattern::Pattern<SinglePlaceholder>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `icu_pattern::Pattern<SinglePlaceholder>` to implement `ToOwned`
[INFO] [stdout] note: required by a bound in `Cow`
[INFO] [stdout]   --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/borrow.rs:182:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> tests/derive_test.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub data: Cow<'data, Pattern<SinglePlaceholder>>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: within `icu_pattern::Pattern<SinglePlaceholder>`, the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required because it appears within the type `icu_pattern::Pattern<SinglePlaceholder>`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/frontend/mod.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    = note: required for `icu_pattern::Pattern<SinglePlaceholder>` to implement `ToOwned`
[INFO] [stdout] note: required by a bound in `Cow`
[INFO] [stdout]   --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/borrow.rs:182:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `icu_pattern::Pattern<SinglePlaceholder>: Clone` is not satisfied
[INFO] [stdout]   --> tests/derive_test.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug, PartialEq)]
[INFO] [stdout]    |          ----- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub data: Cow<'data, Pattern<SinglePlaceholder>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Clone` is not implemented for `icu_pattern::Pattern<SinglePlaceholder>`
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Debug` is implemented for `Cow<'_, B>`
[INFO] [stdout]   --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/borrow.rs:408:0
[INFO] [stdout]    = note: required for `icu_pattern::Pattern<SinglePlaceholder>` to implement `ToOwned`
[INFO] [stdout]    = note: required for `Cow<'data, icu_pattern::Pattern<SinglePlaceholder>>` to implement `Debug`
[INFO] [stdout]    = note: 1 redundant requirement hidden
[INFO] [stdout]    = note: required for `&Cow<'data, icu_pattern::Pattern<SinglePlaceholder>>` to implement `Debug`
[INFO] [stdout]    = note: required for the cast from `&&Cow<'data, icu_pattern::Pattern<SinglePlaceholder>>` to `&dyn Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> tests/derive_test.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug, PartialEq)]
[INFO] [stdout]    |          ----- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub data: Cow<'data, Pattern<SinglePlaceholder>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: within `icu_pattern::Pattern<SinglePlaceholder>`, the trait `Sized` is not implemented for `str`
[INFO] [stdout] help: the trait `Debug` is implemented for `Cow<'_, B>`
[INFO] [stdout]   --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/borrow.rs:408:0
[INFO] [stdout] note: required because it appears within the type `icu_pattern::Pattern<SinglePlaceholder>`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/frontend/mod.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    = note: required for `icu_pattern::Pattern<SinglePlaceholder>` to implement `ToOwned`
[INFO] [stdout]    = note: required for `Cow<'data, icu_pattern::Pattern<SinglePlaceholder>>` to implement `Debug`
[INFO] [stdout]    = note: 1 redundant requirement hidden
[INFO] [stdout]    = note: required for `&Cow<'data, icu_pattern::Pattern<SinglePlaceholder>>` to implement `Debug`
[INFO] [stdout]    = note: required for the cast from `&&Cow<'data, icu_pattern::Pattern<SinglePlaceholder>>` to `&dyn Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `Cow<'_, icu_pattern::Pattern<SinglePlaceholder>>`
[INFO] [stdout]   --> tests/derive_test.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug, PartialEq)]
[INFO] [stdout]    |                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub data: Cow<'data, Pattern<SinglePlaceholder>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `icu_pattern::Pattern<SinglePlaceholder>` does not implement `Clone`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/frontend/mod.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `icu_pattern::Pattern<SinglePlaceholder>` is defined in another crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0369.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icu_pattern` (test "derive_test") due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_str` found for struct `frontend::Pattern<B>` in the current scope
[INFO] [stdout]    --> src/double.rs:746:43
[INFO] [stdout]     |
[INFO] [stdout] 746 |                 DoublePlaceholderPattern::try_from_str(pattern, Default::default()).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^ function or associated item not found in `frontend::Pattern<double::DoublePlaceholder>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/frontend/mod.rs:68:1
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_str` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/convert/mod.rs:702:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `default` exists for struct `Box<frontend::Pattern<SinglePlaceholder>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/frontend/mod.rs:108:53
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- doesn't satisfy `frontend::Pattern<SinglePlaceholder>: Default` or `frontend::Pattern<SinglePlaceholder>: Sized`
[INFO] [stdout] ...
[INFO] [stdout] 108 |         Box::<Pattern::<crate::SinglePlaceholder>>::default(),
[INFO] [stdout]     |                                                     ^^^^^^^ function or associated item cannot be called on `Box<frontend::Pattern<SinglePlaceholder>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Box<frontend::Pattern<SinglePlaceholder>>` consider using one of the following associated functions:
[INFO] [stdout]       Box::<T>::from_raw
[INFO] [stdout]       Box::<T>::from_non_null
[INFO] [stdout]       Box::<T, A>::from_raw_in
[INFO] [stdout]       Box::<T, A>::from_non_null_in
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:1144:4
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `frontend::Pattern<SinglePlaceholder>: Sized`
[INFO] [stdout]             which is required by `Box<frontend::Pattern<SinglePlaceholder>>: Default`
[INFO] [stdout]             `frontend::Pattern<SinglePlaceholder>: Default`
[INFO] [stdout]             which is required by `Box<frontend::Pattern<SinglePlaceholder>>: Default`
[INFO] [stdout] note: the trait `Sized` must be implemented
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/marker.rs:160:0
[INFO] [stdout] help: consider annotating `frontend::Pattern<SinglePlaceholder>` with `#[derive(Default)]`
[INFO] [stdout]     |
[INFO] [stdout]  68 + #[derive(Default)]
[INFO] [stdout]  69 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_items` found for struct `frontend::Pattern<B>` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:109:18
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_items` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 109 |         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^ function or associated item not found in `frontend::Pattern<_>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 109 -         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout] 109 +         Pattern::try_from(core::iter::empty()).unwrap()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `default` exists for struct `Box<frontend::Pattern<double::DoublePlaceholder>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/frontend/mod.rs:112:53
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- doesn't satisfy `_: Default` or `_: Sized`
[INFO] [stdout] ...
[INFO] [stdout] 112 |         Box::<Pattern::<crate::DoublePlaceholder>>::default(),
[INFO] [stdout]     |                                                     ^^^^^^^ function or associated item cannot be called on `Box<frontend::Pattern<double::DoublePlaceholder>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Box<frontend::Pattern<double::DoublePlaceholder>>` consider using one of the following associated functions:
[INFO] [stdout]       Box::<T>::from_raw
[INFO] [stdout]       Box::<T>::from_non_null
[INFO] [stdout]       Box::<T, A>::from_raw_in
[INFO] [stdout]       Box::<T, A>::from_non_null_in
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:1144:4
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `frontend::Pattern<double::DoublePlaceholder>: Sized`
[INFO] [stdout]             which is required by `Box<frontend::Pattern<double::DoublePlaceholder>>: Default`
[INFO] [stdout]             `frontend::Pattern<double::DoublePlaceholder>: Default`
[INFO] [stdout]             which is required by `Box<frontend::Pattern<double::DoublePlaceholder>>: Default`
[INFO] [stdout] note: the trait `Sized` must be implemented
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/marker.rs:160:0
[INFO] [stdout] help: consider annotating `frontend::Pattern<double::DoublePlaceholder>` with `#[derive(Default)]`
[INFO] [stdout]     |
[INFO] [stdout]  68 + #[derive(Default)]
[INFO] [stdout]  69 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_items` found for struct `frontend::Pattern<B>` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_items` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^ function or associated item not found in `frontend::Pattern<_>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 113 -         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout] 113 +         Pattern::try_from(core::iter::empty()).unwrap()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `default` exists for struct `Box<frontend::Pattern<MultiNamedPlaceholder>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/frontend/mod.rs:116:57
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- doesn't satisfy `frontend::Pattern<MultiNamedPlaceholder>: Default` or `frontend::Pattern<MultiNamedPlaceholder>: Sized`
[INFO] [stdout] ...
[INFO] [stdout] 116 |         Box::<Pattern::<crate::MultiNamedPlaceholder>>::default(),
[INFO] [stdout]     |                                                         ^^^^^^^ function or associated item cannot be called on `Box<frontend::Pattern<MultiNamedPlaceholder>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Box<frontend::Pattern<MultiNamedPlaceholder>>` consider using one of the following associated functions:
[INFO] [stdout]       Box::<T>::from_raw
[INFO] [stdout]       Box::<T>::from_non_null
[INFO] [stdout]       Box::<T, A>::from_raw_in
[INFO] [stdout]       Box::<T, A>::from_non_null_in
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:1144:4
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `frontend::Pattern<MultiNamedPlaceholder>: Sized`
[INFO] [stdout]             which is required by `Box<frontend::Pattern<MultiNamedPlaceholder>>: Default`
[INFO] [stdout]             `frontend::Pattern<MultiNamedPlaceholder>: Default`
[INFO] [stdout]             which is required by `Box<frontend::Pattern<MultiNamedPlaceholder>>: Default`
[INFO] [stdout] note: the trait `Sized` must be implemented
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/marker.rs:160:0
[INFO] [stdout] help: consider annotating `frontend::Pattern<MultiNamedPlaceholder>` with `#[derive(Default)]`
[INFO] [stdout]     |
[INFO] [stdout]  68 + #[derive(Default)]
[INFO] [stdout]  69 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_items` found for struct `frontend::Pattern<B>` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:117:18
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_items` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^ function or associated item not found in `frontend::Pattern<_>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 117 -         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout] 117 +         Pattern::try_from(core::iter::empty()).unwrap()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_str` found for struct `frontend::Pattern<B>` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:382:18
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_str` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 382 |         Pattern::try_from_str("{0} days", Default::default()).unwrap();
[INFO] [stdout]     |                  ^^^^^^^^^^^^ function or associated item not found in `frontend::Pattern<_>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/convert/mod.rs:702:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_str` found for struct `frontend::Pattern<B>` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:383:43
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_str` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 383 |     let _ = Pattern::<SinglePlaceholder>::try_from_str("{0} days", Default::default()).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^ function or associated item not found in `frontend::Pattern<SinglePlaceholder>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/convert/mod.rs:702:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_str` found for struct `frontend::Pattern<B>` in the current scope
[INFO] [stdout]    --> src/multi_named.rs:495:47
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 MultiNamedPlaceholderPattern::try_from_str(&string, Default::default()).is_err(),
[INFO] [stdout]     |                                               ^^^^^^^^^^^^ function or associated item not found in `frontend::Pattern<MultiNamedPlaceholder>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/frontend/mod.rs:68:1
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_str` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/convert/mod.rs:702:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icu_pattern` (lib test) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "0805b667f76c9ece4476e5b22eef376fd97a3271f3a2437045d9b71046a0d419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0805b667f76c9ece4476e5b22eef376fd97a3271f3a2437045d9b71046a0d419", kill_on_drop: false }`
[INFO] [stdout] 0805b667f76c9ece4476e5b22eef376fd97a3271f3a2437045d9b71046a0d419
