Nov 04 21:57:39.290 INFO checking json_errors-0.1.10 against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 21:57:39.290 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-3/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 21:57:39.618 INFO blam! 3382a28001f954579a3e0b61acdd05ce7bf54172b088ba0778d6e35d9ee1ba26
Nov 04 21:57:39.620 INFO running `"docker" "start" "-a" "3382a28001f954579a3e0b61acdd05ce7bf54172b088ba0778d6e35d9ee1ba26"`
Nov 04 21:57:40.798 INFO kablam! usermod: no changes
Nov 04 21:57:41.018 INFO kablam!     Checking json_errors v0.1.10 (/source)
Nov 04 21:57:44.523 INFO kablam! warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Nov 04 21:57:44.523 INFO kablam!  --> src/lib.rs:1:12
Nov 04 21:57:44.523 INFO kablam!   |
Nov 04 21:57:44.524 INFO kablam! 1 | #![feature(extern_prelude)]
Nov 04 21:57:44.524 INFO kablam!   |            ^^^^^^^^^^^^^^
Nov 04 21:57:44.524 INFO kablam!   |
Nov 04 21:57:44.525 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 04 21:57:44.525 INFO kablam! 
Nov 04 21:57:44.643 INFO kablam! warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Nov 04 21:57:44.644 INFO kablam!  --> src/lib.rs:1:12
Nov 04 21:57:44.646 INFO kablam!   |
Nov 04 21:57:44.647 INFO kablam! 1 | #![feature(extern_prelude)]
Nov 04 21:57:44.647 INFO kablam!   |            ^^^^^^^^^^^^^^
Nov 04 21:57:44.647 INFO kablam!   |
Nov 04 21:57:44.648 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 04 21:57:44.648 INFO kablam! 
Nov 04 21:57:44.696 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
Nov 04 21:57:44.703 INFO kablam! su: No module specific data is present
Nov 04 21:57:45.572 INFO running `"docker" "rm" "-f" "3382a28001f954579a3e0b61acdd05ce7bf54172b088ba0778d6e35d9ee1ba26"`
Nov 04 21:57:45.827 INFO blam! 3382a28001f954579a3e0b61acdd05ce7bf54172b088ba0778d6e35d9ee1ba26