Nov 07 13:10:59.770 INFO checking json_errors-0.1.10 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 13:10:59.772 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 13:11:00.067 INFO blam! 3954c11a28e4ba2c54e9d829d4b96a526aad047ee7869aeded11ead35d4ad148
Nov 07 13:11:00.071 INFO running `"docker" "start" "-a" "3954c11a28e4ba2c54e9d829d4b96a526aad047ee7869aeded11ead35d4ad148"`
Nov 07 13:11:01.104 INFO kablam! usermod: no changes
Nov 07 13:11:01.460 INFO kablam!     Checking rocket_contrib v0.3.17
Nov 07 13:11:04.308 INFO kablam!     Checking json_errors v0.1.10 (/source)
Nov 07 13:11:08.100 INFO kablam! warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Nov 07 13:11:08.100 INFO kablam!  --> src/lib.rs:1:12
Nov 07 13:11:08.100 INFO kablam!   |
Nov 07 13:11:08.100 INFO kablam! 1 | #![feature(extern_prelude)]
Nov 07 13:11:08.100 INFO kablam!   |            ^^^^^^^^^^^^^^
Nov 07 13:11:08.100 INFO kablam!   |
Nov 07 13:11:08.100 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 07 13:11:08.100 INFO kablam! 
Nov 07 13:11:08.225 INFO kablam! warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Nov 07 13:11:08.225 INFO kablam!  --> src/lib.rs:1:12
Nov 07 13:11:08.225 INFO kablam!   |
Nov 07 13:11:08.225 INFO kablam! 1 | #![feature(extern_prelude)]
Nov 07 13:11:08.225 INFO kablam!   |            ^^^^^^^^^^^^^^
Nov 07 13:11:08.225 INFO kablam!   |
Nov 07 13:11:08.225 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 07 13:11:08.225 INFO kablam! 
Nov 07 13:11:08.271 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.13s
Nov 07 13:11:08.296 INFO kablam! su: No module specific data is present
Nov 07 13:11:09.420 INFO running `"docker" "rm" "-f" "3954c11a28e4ba2c54e9d829d4b96a526aad047ee7869aeded11ead35d4ad148"`
Nov 07 13:11:09.752 INFO blam! 3954c11a28e4ba2c54e9d829d4b96a526aad047ee7869aeded11ead35d4ad148