[INFO] fetching crate icu_pattern 0.3.0...
[INFO] checking icu_pattern-0.3.0 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate icu_pattern 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate icu_pattern 0.3.0 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icu_pattern 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate icu_pattern 0.3.0
[INFO] tweaked toml for crates.io crate icu_pattern 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fa68184624958547a5e854bc09403bb4e331feea3e2989c875b19ca7c1ec82d
[INFO] running `Command { std: "docker" "start" "-a" "2fa68184624958547a5e854bc09403bb4e331feea3e2989c875b19ca7c1ec82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fa68184624958547a5e854bc09403bb4e331feea3e2989c875b19ca7c1ec82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa68184624958547a5e854bc09403bb4e331feea3e2989c875b19ca7c1ec82d", kill_on_drop: false }`
[INFO] [stdout] 2fa68184624958547a5e854bc09403bb4e331feea3e2989c875b19ca7c1ec82d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e101cc14513f741e3313a5fd5e0b3cdfe36982e2654c5f47be887b864da3139
[INFO] running `Command { std: "docker" "start" "-a" "5e101cc14513f741e3313a5fd5e0b3cdfe36982e2654c5f47be887b864da3139", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking zerofrom v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking writeable v0.6.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling databake-derive v0.2.0
[INFO] [stderr]     Checking databake v0.2.0
[INFO] [stderr]     Checking icu_pattern v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.215
[INFO] [stderr]     Checking zerovec v0.11.0
[INFO] [stderr]     Checking rmp-serde v1.3.0
[INFO] [stderr]     Checking serde_json v1.0.133
[INFO] [stderr]     Checking postcard v1.1.1
[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:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |     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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/alloc/src/borrow.rs:179:1
[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:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |     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:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | 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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/alloc/src/borrow.rs:179:1
[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 |     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]    = 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]    = note: this error originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 |     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] note: required because it appears within the type `icu_pattern::Pattern<SinglePlaceholder>`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/frontend/mod.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | 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]    = note: this error originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 |     data: Cow<'data, Pattern<SinglePlaceholder>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the foreign item type `icu_pattern::Pattern<SinglePlaceholder>` doesn't implement `Clone`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/frontend/mod.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not implement `Clone`
[INFO] [stdout]    = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
[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` in the current scope
[INFO] [stdout]    --> src/double.rs:733:43
[INFO] [stdout]     |
[INFO] [stdout] 733 |                 DoublePlaceholderPattern::try_from_str(pattern, Default::default()).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^ function or associated item not found in `Pattern<DoublePlaceholder>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/frontend/mod.rs:79:1
[INFO] [stdout]     |
[INFO] [stdout] 79  | 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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/convert/mod.rs:687:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `default` exists for struct `Box<Pattern<SinglePlaceholder>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/frontend/mod.rs:119:53
[INFO] [stdout]     |
[INFO] [stdout] 79  | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- doesn't satisfy `frontend::Pattern<SinglePlaceholder>: Default` or `frontend::Pattern<SinglePlaceholder>: Sized`
[INFO] [stdout] ...
[INFO] [stdout] 119 |         Box::<Pattern::<crate::SinglePlaceholder>>::default(),
[INFO] [stdout]     |                                                     ^^^^^^^ function or associated item cannot be called on `Box<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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/alloc/src/boxed.rs:1060:5
[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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/marker.rs:146:1
[INFO] [stdout] help: consider annotating `frontend::Pattern<SinglePlaceholder>` with `#[derive(Default)]`
[INFO] [stdout]     |
[INFO] [stdout] 79  + #[derive(Default)]
[INFO] [stdout] 80  | 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` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:120:18
[INFO] [stdout]     |
[INFO] [stdout] 79  | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_items` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 120 |         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^ function or associated item not found in `Pattern<_>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 120 |         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<Pattern<DoublePlaceholder>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/frontend/mod.rs:123:53
[INFO] [stdout]     |
[INFO] [stdout] 79  | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- doesn't satisfy `_: Default` or `_: Sized`
[INFO] [stdout] ...
[INFO] [stdout] 123 |         Box::<Pattern::<crate::DoublePlaceholder>>::default(),
[INFO] [stdout]     |                                                     ^^^^^^^ function or associated item cannot be called on `Box<Pattern<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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/alloc/src/boxed.rs:1060:5
[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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/marker.rs:146:1
[INFO] [stdout] help: consider annotating `frontend::Pattern<double::DoublePlaceholder>` with `#[derive(Default)]`
[INFO] [stdout]     |
[INFO] [stdout] 79  + #[derive(Default)]
[INFO] [stdout] 80  | 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` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:124:18
[INFO] [stdout]     |
[INFO] [stdout] 79  | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_items` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 124 |         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^ function or associated item not found in `Pattern<_>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 124 |         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<Pattern<MultiNamedPlaceholder>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/frontend/mod.rs:127:57
[INFO] [stdout]     |
[INFO] [stdout] 79  | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- doesn't satisfy `frontend::Pattern<MultiNamedPlaceholder>: Default` or `frontend::Pattern<MultiNamedPlaceholder>: Sized`
[INFO] [stdout] ...
[INFO] [stdout] 127 |         Box::<Pattern::<crate::MultiNamedPlaceholder>>::default(),
[INFO] [stdout]     |                                                         ^^^^^^^ function or associated item cannot be called on `Box<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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/alloc/src/boxed.rs:1060:5
[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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/marker.rs:146:1
[INFO] [stdout] help: consider annotating `frontend::Pattern<MultiNamedPlaceholder>` with `#[derive(Default)]`
[INFO] [stdout]     |
[INFO] [stdout] 79  + #[derive(Default)]
[INFO] [stdout] 80  | 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` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:128:18
[INFO] [stdout]     |
[INFO] [stdout] 79  | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_items` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 128 |         Pattern::try_from_items(core::iter::empty()).unwrap()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^ function or associated item not found in `Pattern<_>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 128 |         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` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:396:18
[INFO] [stdout]     |
[INFO] [stdout] 79  | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_str` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 396 |         Pattern::try_from_str("{0} days", Default::default()).unwrap();
[INFO] [stdout]     |                  ^^^^^^^^^^^^ function or associated item not found in `Pattern<_>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]    --> /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/convert/mod.rs:687:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_str` found for struct `frontend::Pattern` in the current scope
[INFO] [stdout]    --> src/frontend/mod.rs:397:43
[INFO] [stdout]     |
[INFO] [stdout] 79  | pub struct Pattern<B: PatternBackend> {
[INFO] [stdout]     | ------------------------------------- function or associated item `try_from_str` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 397 |     let _ = Pattern::<SinglePlaceholder>::try_from_str("{0} days", Default::default()).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^ function or associated item not found in `Pattern<SinglePlaceholder>`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `try_from` with a similar name
[INFO] [stdout]    --> /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/convert/mod.rs:687:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `try_from_str` found for struct `frontend::Pattern` in the current scope
[INFO] [stdout]    --> src/multi_named.rs:496:47
[INFO] [stdout]     |
[INFO] [stdout] 496 |                 MultiNamedPlaceholderPattern::try_from_str(&string, Default::default()).is_err(),
[INFO] [stdout]     |                                               ^^^^^^^^^^^^ function or associated item not found in `Pattern<MultiNamedPlaceholder>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/frontend/mod.rs:79:1
[INFO] [stdout]     |
[INFO] [stdout] 79  | 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/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/convert/mod.rs:687:5
[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" "5e101cc14513f741e3313a5fd5e0b3cdfe36982e2654c5f47be887b864da3139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e101cc14513f741e3313a5fd5e0b3cdfe36982e2654c5f47be887b864da3139", kill_on_drop: false }`
[INFO] [stdout] 5e101cc14513f741e3313a5fd5e0b3cdfe36982e2654c5f47be887b864da3139
