[INFO] crate ast_node 0.4.2 is already in cache
[INFO] extracting crate ast_node 0.4.2 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/ast_node/0.4.2
[INFO] extracting crate ast_node 0.4.2 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/ast_node/0.4.2
[INFO] validating manifest of ast_node-0.4.2 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ast_node-0.4.2 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ast_node-0.4.2
[INFO] finished frobbing ast_node-0.4.2
[INFO] frobbed toml for ast_node-0.4.2 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/ast_node/0.4.2/Cargo.toml
[INFO] started frobbing ast_node-0.4.2
[INFO] finished frobbing ast_node-0.4.2
[INFO] frobbed toml for ast_node-0.4.2 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/ast_node/0.4.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ast_node-0.4.2 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/ast_node/0.4.2:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 114e758e640e859ee3e9707d8bc397965f6e99af3dac7beef506437a2966a9b8
[INFO] running `"docker" "start" "-a" "114e758e640e859ee3e9707d8bc397965f6e99af3dac7beef506437a2966a9b8"`
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling pmutil v0.3.0
[INFO] [stderr]    Compiling swc_macros_common v0.2.0
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling ast_node v0.4.2
[INFO] [stderr]    Compiling ast_node v0.4.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/spanned.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn simple_field(field: &ToTokens) -> Box<Expr> {
[INFO] [stderr]    |                             ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[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/spanned.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn simple_field(field: &ToTokens) -> Box<Expr> {
[INFO] [stderr]    |                             ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking swc_common v0.3.1
[INFO] [stderr] error[E0658]: the attribute `fold` is currently unknown to the compiler and may have meaning added to it in the future
[INFO] [stderr]   --> tests/attr_interop.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     #[fold(ignore)]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/29642
[INFO] [stderr]    = help: add `#![feature(custom_attribute)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: the attribute `fold` is currently unknown to the compiler and may have meaning added to it in the future
[INFO] [stderr]   --> tests/attr_interop.rs:17:35
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct Tuple(#[span] HasSpan, #[fold(ignore)] usize, usize);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/29642
[INFO] [stderr]    = help: add `#![feature(custom_attribute)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `ast_node`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/spanned.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn simple_field(field: &ToTokens) -> Box<Expr> {
[INFO] [stderr]    |                             ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `<A as Ast>::CustomExpr: swc_common::FoldWith<__Fold>` is not satisfied
[INFO] [stderr]   --> tests/fold_bound.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(Fold)]
[INFO] [stderr]    |          ^^^^ the trait `swc_common::FoldWith<__Fold>` is not implemented for `<A as Ast>::CustomExpr`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `where <A as Ast>::CustomExpr: swc_common::FoldWith<__Fold>` bound
[INFO] [stderr]    = note: required because of the requirements on the impl of `swc_common::Fold<<A as Ast>::CustomExpr>` for `__Fold`
[INFO] [stderr]    = note: required by `swc_common::Fold::fold`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `<A as Ast>::CustomExpr: swc_common::VisitWith<__V>` is not satisfied
[INFO] [stderr]   --> tests/fold_bound.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(Fold)]
[INFO] [stderr]    |          ^^^^ the trait `swc_common::VisitWith<__V>` is not implemented for `<A as Ast>::CustomExpr`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `where <A as Ast>::CustomExpr: swc_common::VisitWith<__V>` bound
[INFO] [stderr]    = note: required because of the requirements on the impl of `swc_common::Visit<<A as Ast>::CustomExpr>` for `__V`
[INFO] [stderr]    = note: required by `swc_common::Visit::visit`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `ast_node`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "114e758e640e859ee3e9707d8bc397965f6e99af3dac7beef506437a2966a9b8"`
[INFO] running `"docker" "rm" "-f" "114e758e640e859ee3e9707d8bc397965f6e99af3dac7beef506437a2966a9b8"`
[INFO] [stdout] 114e758e640e859ee3e9707d8bc397965f6e99af3dac7beef506437a2966a9b8