Dec 04 14:48:29.497 INFO checking m-wynn/img_dedup against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:48:29.498 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 14:48:29.903 INFO [stdout] 3aca2299f2c81df51234fcd0010c160492fa27640371db8886cdae7ceebb494e
Dec 04 14:48:29.905 INFO running `"docker" "start" "-a" "3aca2299f2c81df51234fcd0010c160492fa27640371db8886cdae7ceebb494e"`
Dec 04 14:48:31.190 INFO [stderr] usermod: no changes
Dec 04 14:48:31.447 INFO [stderr]    Compiling rustdoc-stripper v0.1.5
Dec 04 14:48:31.463 INFO [stderr]    Compiling proc-macro2 v0.4.13
Dec 04 14:48:31.491 INFO [stderr]    Compiling glib-sys v0.7.0
Dec 04 14:48:31.491 INFO [stderr]    Compiling gobject-sys v0.7.0
Dec 04 14:48:31.495 INFO [stderr]    Compiling gio-sys v0.7.0
Dec 04 14:48:31.495 INFO [stderr]    Compiling gdk-pixbuf-sys v0.7.0
Dec 04 14:48:31.499 INFO [stderr]    Compiling pango-sys v0.7.0
Dec 04 14:48:31.499 INFO [stderr]    Compiling cairo-sys-rs v0.7.0
Dec 04 14:48:34.862 INFO [stderr]    Compiling gdk-sys v0.7.0
Dec 04 14:48:35.113 INFO [stderr]    Compiling atk-sys v0.7.0
Dec 04 14:48:35.300 INFO [stderr]    Compiling gtk-sys v0.7.0
Dec 04 14:48:37.171 INFO [stderr]     Checking walkdir v2.2.5
Dec 04 14:48:37.283 INFO [stderr]     Checking chrono v0.4.5
Dec 04 14:48:38.159 INFO [stderr]    Compiling gtk-rs-lgpl-docs v0.1.6
Dec 04 14:48:38.243 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 04 14:48:39.375 INFO [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' (see issue #54724)
Dec 04 14:48:39.375 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
Dec 04 14:48:39.375 INFO [stderr]     |
Dec 04 14:48:39.375 INFO [stderr] 359 |             Span::Nightly(proc_macro::Span::def_site())
Dec 04 14:48:39.375 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:48:39.375 INFO [stderr]     |
Dec 04 14:48:39.375 INFO [stderr]     = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable
Dec 04 14:48:39.375 INFO [stderr] 
Dec 04 14:48:39.448 INFO [stderr] error: aborting due to previous error
Dec 04 14:48:39.448 INFO [stderr] 
Dec 04 14:48:39.448 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 04 14:48:39.474 INFO [stderr] error: Could not compile `proc-macro2`.
Dec 04 14:48:39.474 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 04 14:48:40.498 INFO [stderr] error: build failed
Dec 04 14:48:40.501 INFO [stderr] su: No module specific data is present
Dec 04 14:48:40.887 INFO running `"docker" "inspect" "3aca2299f2c81df51234fcd0010c160492fa27640371db8886cdae7ceebb494e"`
Dec 04 14:48:40.989 INFO running `"docker" "rm" "-f" "3aca2299f2c81df51234fcd0010c160492fa27640371db8886cdae7ceebb494e"`
Dec 04 14:48:41.337 INFO [stdout] 3aca2299f2c81df51234fcd0010c160492fa27640371db8886cdae7ceebb494e