Dec 02 15:29:23.908 INFO testing static-json-pointer-0.1.0 against 1.30.1 for beta-1.31-5
Dec 02 15:29:23.908 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 15:29:24.375 INFO [stdout] c90352af150051a6ad3839e5db1c9666a0bccbac17d7c872b135a2935144b073
Dec 02 15:29:24.383 INFO running `"docker" "start" "-a" "c90352af150051a6ad3839e5db1c9666a0bccbac17d7c872b135a2935144b073"`
Dec 02 15:29:25.495 INFO [stderr] usermod: no changes
Dec 02 15:29:25.587 INFO [stderr]    Compiling proc-macro2 v0.3.8
Dec 02 15:29:31.928 INFO [stderr]    Compiling static-json-pointer v0.1.0 (/source)
Dec 02 15:29:35.390 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:29:35.390 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 15:29:35.390 INFO [stderr]   |
Dec 02 15:29:35.390 INFO [stderr] 1 | #![feature(proc_macro)]
Dec 02 15:29:35.390 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:29:35.390 INFO [stderr] 
Dec 02 15:29:35.390 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:29:35.390 INFO [stderr]  --> src/lib.rs:2:1
Dec 02 15:29:35.390 INFO [stderr]   |
Dec 02 15:29:35.390 INFO [stderr] 2 | #![feature(nll)]
Dec 02 15:29:35.390 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 02 15:29:35.390 INFO [stderr] 
Dec 02 15:29:35.390 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:29:35.390 INFO [stderr]  --> src/lib.rs:3:1
Dec 02 15:29:35.390 INFO [stderr]   |
Dec 02 15:29:35.390 INFO [stderr] 3 | #![feature(rustc_private)]
Dec 02 15:29:35.391 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:29:35.391 INFO [stderr] 
Dec 02 15:29:35.391 INFO [stderr] error: aborting due to 3 previous errors
Dec 02 15:29:35.392 INFO [stderr] 
Dec 02 15:29:35.392 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 15:29:35.401 INFO [stderr] error: Could not compile `static-json-pointer`.
Dec 02 15:29:35.401 INFO [stderr] 
Dec 02 15:29:35.401 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 15:29:35.403 INFO [stderr] su: No module specific data is present
Dec 02 15:29:36.209 INFO running `"docker" "inspect" "c90352af150051a6ad3839e5db1c9666a0bccbac17d7c872b135a2935144b073"`
Dec 02 15:29:36.508 INFO running `"docker" "rm" "-f" "c90352af150051a6ad3839e5db1c9666a0bccbac17d7c872b135a2935144b073"`
Dec 02 15:29:36.788 INFO [stdout] c90352af150051a6ad3839e5db1c9666a0bccbac17d7c872b135a2935144b073