[INFO] fetching crate swc_common 0.1.3...
[INFO] extracting crate swc_common 0.1.3 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/swc_common/0.1.3
[INFO] extracting crate swc_common 0.1.3 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/swc_common/0.1.3
[INFO] validating manifest of swc_common-0.1.3 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of swc_common-0.1.3 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing swc_common-0.1.3
[INFO] finished frobbing swc_common-0.1.3
[INFO] frobbed toml for swc_common-0.1.3 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/swc_common/0.1.3/Cargo.toml
[INFO] started frobbing swc_common-0.1.3
[INFO] finished frobbing swc_common-0.1.3
[INFO] frobbed toml for swc_common-0.1.3 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/swc_common/0.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking swc_common-0.1.3 against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-2/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/swc_common/0.1.3:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3680ca54ce54b7b98a96484d07f0f79514660256648130578d34b98dd12539dc
[INFO] running `"docker" "start" "-a" "3680ca54ce54b7b98a96484d07f0f79514660256648130578d34b98dd12539dc"`
[INFO] [stderr]    Compiling rustc-rayon-core v0.1.2
[INFO] [stderr]    Compiling rustc-rayon v0.1.2
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking rustc-ap-graphviz v297.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v297.0.0
[INFO] [stderr]    Compiling rustc-ap-syntax v297.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_cratesio_shim v297.0.0
[INFO] [stderr]     Checking ena v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr] error[E0277]: the trait bound `std::borrow::Cow<'_, str>: std::convert::From<core::str::EscapeDefault<'_>>` is not satisfied
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-graphviz-297.0.0/lib.rs:551:44
[INFO] [stderr]     |
[INFO] [stderr] 551 |                     (&*s).escape_default().into()
[INFO] [stderr]     |                                            ^^^^ the trait `std::convert::From<core::str::EscapeDefault<'_>>` is not implemented for `std::borrow::Cow<'_, str>`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <std::borrow::Cow<'a, [T]> as std::convert::From<&'a [T]>>
[INFO] [stderr]               <std::borrow::Cow<'a, [T]> as std::convert::From<&'a std::vec::Vec<T>>>
[INFO] [stderr]               <std::borrow::Cow<'a, [T]> as std::convert::From<std::vec::Vec<T>>>
[INFO] [stderr]               <std::borrow::Cow<'a, std::ffi::CStr> as std::convert::From<&'a std::ffi::CStr>>
[INFO] [stderr]             and 11 others
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::Into<std::borrow::Cow<'_, str>>` for `core::str::EscapeDefault<'_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `rustc-ap-graphviz`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3680ca54ce54b7b98a96484d07f0f79514660256648130578d34b98dd12539dc"`
[INFO] running `"docker" "rm" "-f" "3680ca54ce54b7b98a96484d07f0f79514660256648130578d34b98dd12539dc"`
[INFO] [stdout] 3680ca54ce54b7b98a96484d07f0f79514660256648130578d34b98dd12539dc