Nov 01 03:17:30.843 INFO checking jeremyBanks/tprime against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 03:17:30.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +05812fa8c588473f03e3fa7cf59cd84f4f37c715-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 03:17:31.177 INFO blam! 79b123470a14b60d3e804f9090dabd196110f9f79689152636557f18b0fbb941
Nov 01 03:17:31.184 INFO running `"docker" "start" "-a" "79b123470a14b60d3e804f9090dabd196110f9f79689152636557f18b0fbb941"`
Nov 01 03:17:32.352 INFO kablam! usermod: no changes
Nov 01 03:17:32.400 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Nov 01 03:17:32.515 INFO kablam!    Compiling wasm-bindgen-shared v0.2.15
Nov 01 03:17:32.525 INFO kablam!     Checking web-sys v0.0.1
Nov 01 03:17:32.528 INFO kablam!    Compiling proc-macro2 v0.4.9
Nov 01 03:17:32.528 INFO kablam!    Compiling serde v1.0.71
Nov 01 03:17:32.548 INFO kablam!    Compiling serdebug v1.0.5
Nov 01 03:17:35.460 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 01 03:17:35.460 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
Nov 01 03:17:35.460 INFO kablam!     |
Nov 01 03:17:35.460 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Nov 01 03:17:35.460 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 03:17:35.460 INFO kablam!     |
Nov 01 03:17:35.460 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 01 03:17:35.460 INFO kablam! 
Nov 01 03:17:35.484 INFO kablam! error: aborting due to previous error
Nov 01 03:17:35.484 INFO kablam! 
Nov 01 03:17:35.484 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Nov 01 03:17:35.492 INFO kablam! error: Could not compile `proc-macro2`.
Nov 01 03:17:35.492 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 01 03:17:46.267 INFO kablam! error: build failed
Nov 01 03:17:46.270 INFO kablam! su: No module specific data is present
Nov 01 03:17:47.966 INFO running `"docker" "rm" "-f" "79b123470a14b60d3e804f9090dabd196110f9f79689152636557f18b0fbb941"`
Nov 01 03:17:48.152 INFO blam! 79b123470a14b60d3e804f9090dabd196110f9f79689152636557f18b0fbb941