Nov 06 18:20:50.690 INFO checking m-wynn/img_dedup against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 18:20:50.690 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-0/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 18:20:51.148 INFO blam! c29b7443ebbaee58ef3ed18ded21d1fba78c5329e3436db128c8f6bf89b85ee7
Nov 06 18:20:51.151 INFO running `"docker" "start" "-a" "c29b7443ebbaee58ef3ed18ded21d1fba78c5329e3436db128c8f6bf89b85ee7"`
Nov 06 18:20:52.460 INFO kablam! usermod: no changes
Nov 06 18:20:52.785 INFO kablam!    Compiling rustdoc-stripper v0.1.5
Nov 06 18:20:52.800 INFO kablam!    Compiling proc-macro2 v0.4.13
Nov 06 18:20:52.822 INFO kablam!    Compiling glib-sys v0.7.0
Nov 06 18:20:52.822 INFO kablam!    Compiling gobject-sys v0.7.0
Nov 06 18:20:52.822 INFO kablam!    Compiling gio-sys v0.7.0
Nov 06 18:20:52.822 INFO kablam!    Compiling gdk-pixbuf-sys v0.7.0
Nov 06 18:20:52.822 INFO kablam!    Compiling pango-sys v0.7.0
Nov 06 18:20:52.822 INFO kablam!    Compiling cairo-sys-rs v0.7.0
Nov 06 18:20:56.192 INFO kablam!    Compiling gdk-sys v0.7.0
Nov 06 18:20:56.606 INFO kablam!    Compiling atk-sys v0.7.0
Nov 06 18:20:56.745 INFO kablam!    Compiling gtk-sys v0.7.0
Nov 06 18:20:56.776 INFO kablam!    Compiling backtrace-sys v0.1.24
Nov 06 18:20:56.791 INFO kablam!     Checking walkdir v2.2.5
Nov 06 18:21:01.039 INFO kablam!     Checking chrono v0.4.5
Nov 06 18:21:01.052 INFO kablam!     Checking png v0.12.0
Nov 06 18:21:01.696 INFO kablam!    Compiling gtk-rs-lgpl-docs v0.1.6
Nov 06 18:21:02.505 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 06 18:21:02.505 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
Nov 06 18:21:02.505 INFO kablam!     |
Nov 06 18:21:02.506 INFO kablam! 359 |             Span::Nightly(proc_macro::Span::def_site())
Nov 06 18:21:02.506 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 18:21:02.506 INFO kablam!     |
Nov 06 18:21:02.506 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 06 18:21:02.507 INFO kablam! 
Nov 06 18:21:02.525 INFO kablam! error: aborting due to previous error
Nov 06 18:21:02.529 INFO kablam! 
Nov 06 18:21:02.529 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Nov 06 18:21:02.538 INFO kablam! error: Could not compile `proc-macro2`.
Nov 06 18:21:02.539 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 06 18:21:04.064 INFO kablam! error: build failed
Nov 06 18:21:04.068 INFO kablam! su: No module specific data is present
Nov 06 18:21:04.325 INFO running `"docker" "rm" "-f" "c29b7443ebbaee58ef3ed18ded21d1fba78c5329e3436db128c8f6bf89b85ee7"`
Nov 06 18:21:04.404 INFO blam! c29b7443ebbaee58ef3ed18ded21d1fba78c5329e3436db128c8f6bf89b85ee7