[INFO] crate async 0.0.2 is already in cache
[INFO] checking async-0.0.2 against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] extracting crate async 0.0.2 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate async 0.0.2 on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate async 0.0.2
[INFO] finished tweaking crates.io crate async 0.0.2
[INFO] tweaked toml for crates.io crate async 0.0.2 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 190ad6eed801fa62af9d2260742af76fa95a230c8405a99481ceb48306333843
[INFO] running `"docker" "start" "-a" "190ad6eed801fa62af9d2260742af76fa95a230c8405a99481ceb48306333843"`
[INFO] [stderr]     Checking async v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/54726
[INFO] [stderr]   = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/54726
[INFO] [stderr]   = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `license` in this scope
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `license` in this scope
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'fn_traits'
[INFO] [stderr]   --> src/lib.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |         self.call_once((val,))
[INFO] [stderr]    |              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/29625
[INFO] [stderr]    = help: add `#![feature(fn_traits)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `async`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0658]: use of unstable library feature 'fn_traits'
[INFO] [stderr]   --> src/lib.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |         self.call_once((val,))
[INFO] [stderr]    |              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/29625
[INFO] [stderr]    = help: add `#![feature(fn_traits)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `async`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "190ad6eed801fa62af9d2260742af76fa95a230c8405a99481ceb48306333843"`
[INFO] running `"docker" "rm" "-f" "190ad6eed801fa62af9d2260742af76fa95a230c8405a99481ceb48306333843"`
[INFO] [stdout] 190ad6eed801fa62af9d2260742af76fa95a230c8405a99481ceb48306333843