Nov 01 01:31:36.190 INFO checking m-wynn/img_dedup against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 01:31:36.190 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 01:31:36.644 INFO blam! 222677bbee9708b0a3879bfd000cfb67f965e74ad223454852482f83e1e58498
Nov 01 01:31:36.652 INFO running `"docker" "start" "-a" "222677bbee9708b0a3879bfd000cfb67f965e74ad223454852482f83e1e58498"`
Nov 01 01:31:37.794 INFO kablam! usermod: no changes
Nov 01 01:31:38.156 INFO kablam!    Compiling rustdoc-stripper v0.1.5
Nov 01 01:31:38.156 INFO kablam!    Compiling glib-sys v0.7.0
Nov 01 01:31:38.156 INFO kablam!    Compiling gobject-sys v0.7.0
Nov 01 01:31:38.156 INFO kablam!    Compiling gio-sys v0.7.0
Nov 01 01:31:38.156 INFO kablam!    Compiling pango-sys v0.7.0
Nov 01 01:31:38.156 INFO kablam!    Compiling gdk-pixbuf-sys v0.7.0
Nov 01 01:31:38.156 INFO kablam!    Compiling cairo-sys-rs v0.7.0
Nov 01 01:31:38.156 INFO kablam!    Compiling gdk-sys v0.7.0
Nov 01 01:31:42.645 INFO kablam!    Compiling atk-sys v0.7.0
Nov 01 01:31:42.689 INFO kablam!    Compiling gtk-sys v0.7.0
Nov 01 01:31:42.780 INFO kablam!     Checking walkdir v2.2.5
Nov 01 01:31:42.918 INFO kablam!    Compiling proc-macro2 v0.4.13
Nov 01 01:31:42.918 INFO kablam!     Checking chrono v0.4.5
Nov 01 01:31:42.967 INFO kablam!     Checking backtrace v0.3.9
Nov 01 01:31:44.197 INFO kablam!    Compiling gtk-rs-lgpl-docs v0.1.6
Nov 01 01:31:46.136 INFO kablam!     Checking jpeg-decoder v0.1.15
Nov 01 01:31:46.688 INFO kablam!    Compiling gio v0.5.0
Nov 01 01:31:46.688 INFO kablam!    Compiling cairo-rs v0.5.0
Nov 01 01:31:46.688 INFO kablam!    Compiling gdk-pixbuf v0.5.0
Nov 01 01:31:46.912 INFO kablam!    Compiling gdk v0.9.0
Nov 01 01:31:47.388 INFO kablam!    Compiling gtk v0.5.0
Nov 01 01:31:49.628 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Nov 01 01:31:49.628 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
Nov 01 01:31:49.628 INFO kablam!     |
Nov 01 01:31:49.628 INFO kablam! 359 |             Span::Nightly(proc_macro::Span::def_site())
Nov 01 01:31:49.628 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:31:49.628 INFO kablam!     |
Nov 01 01:31:49.628 INFO kablam!     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Nov 01 01:31:49.632 INFO kablam! 
Nov 01 01:31:49.657 INFO kablam! error: aborting due to previous error
Nov 01 01:31:49.657 INFO kablam! 
Nov 01 01:31:49.657 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Nov 01 01:31:49.669 INFO kablam! error: Could not compile `proc-macro2`.
Nov 01 01:31:49.669 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 01 01:31:50.812 INFO kablam! error: build failed
Nov 01 01:31:50.820 INFO kablam! su: No module specific data is present
Nov 01 01:31:51.568 INFO running `"docker" "rm" "-f" "222677bbee9708b0a3879bfd000cfb67f965e74ad223454852482f83e1e58498"`
Nov 01 01:31:51.820 INFO blam! 222677bbee9708b0a3879bfd000cfb67f965e74ad223454852482f83e1e58498