[INFO] fetching crate overflower 0.4.6...
[INFO] checking overflower-0.4.6 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate overflower 0.4.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate overflower 0.4.6 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate overflower 0.4.6
[INFO] finished tweaking crates.io crate overflower 0.4.6
[INFO] tweaked toml for crates.io crate overflower 0.4.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c26c612c92cb456f9fe3928a4fe828572016d0e04fbe6a772189fabc885c61ed
[INFO] running `"docker" "start" "-a" "c26c612c92cb456f9fe3928a4fe828572016d0e04fbe6a772189fabc885c61ed"`
[INFO] [stderr]     Checking overflower_support v0.1.5
[INFO] [stderr]     Checking overflower v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `syntax::ast::NestedMetaItemKind`
[INFO] [stderr]   --> src/lib.rs:13:57
[INFO] [stderr]    |
[INFO] [stderr] 13 |                   LitKind, Mac, MetaItem, MetaItemKind, NestedMetaItemKind,
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                                         |
[INFO] [stderr]    |                                                         no `NestedMetaItemKind` in `ast`
[INFO] [stderr]    |                                                         help: a similar name exists in the module: `NestedMetaItem`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext::build::AstBuilder`
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use syntax::ext::build::AstBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AstBuilder` in `ext::build`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `syntax::fold`, `syntax::fold`
[INFO] [stderr]   --> src/lib.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 | use syntax::fold::{self, Folder};
[INFO] [stderr]    |             ^^^^   ^^^^ no `fold` in the root
[INFO] [stderr]    |             |
[INFO] [stderr]    |             could not find `fold` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated attribute `plugin_registrar`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/issues/29597
[INFO] [stderr]    --> src/lib.rs:240:1
[INFO] [stderr]     |
[INFO] [stderr] 240 | #[plugin_registrar]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rustc_plugin': import this through `rustc_driver::plugin` instead to make TLS work correctly. See https://github.com/rust-lang/rust/issues/62717
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate rustc_plugin;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `overflower`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `syntax::ast::NestedMetaItemKind`
[INFO] [stderr]   --> src/lib.rs:13:57
[INFO] [stderr]    |
[INFO] [stderr] 13 |                   LitKind, Mac, MetaItem, MetaItemKind, NestedMetaItemKind,
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                                         |
[INFO] [stderr]    |                                                         no `NestedMetaItemKind` in `ast`
[INFO] [stderr]    |                                                         help: a similar name exists in the module: `NestedMetaItem`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext::build::AstBuilder`
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use syntax::ext::build::AstBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AstBuilder` in `ext::build`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `syntax::fold`, `syntax::fold`
[INFO] [stderr]   --> src/lib.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 | use syntax::fold::{self, Folder};
[INFO] [stderr]    |             ^^^^   ^^^^ no `fold` in the root
[INFO] [stderr]    |             |
[INFO] [stderr]    |             could not find `fold` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated attribute `plugin_registrar`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/issues/29597
[INFO] [stderr]    --> src/lib.rs:240:1
[INFO] [stderr]     |
[INFO] [stderr] 240 | #[plugin_registrar]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rustc_plugin': import this through `rustc_driver::plugin` instead to make TLS work correctly. See https://github.com/rust-lang/rust/issues/62717
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate rustc_plugin;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `overflower`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c26c612c92cb456f9fe3928a4fe828572016d0e04fbe6a772189fabc885c61ed"`
[INFO] running `"docker" "rm" "-f" "c26c612c92cb456f9fe3928a4fe828572016d0e04fbe6a772189fabc885c61ed"`
[INFO] [stdout] c26c612c92cb456f9fe3928a4fe828572016d0e04fbe6a772189fabc885c61ed