Nov 28 03:17:46.926 INFO checking jit-y/diff_json against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 03:17:46.927 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 03:17:47.386 INFO [stdout] a186eeb916ff6786aaea23e5106165aaffa6d87b901c79a3cbdb10b132d4a3de
Nov 28 03:17:47.390 INFO running `"docker" "start" "-a" "a186eeb916ff6786aaea23e5106165aaffa6d87b901c79a3cbdb10b132d4a3de"`
Nov 28 03:17:48.776 INFO [stderr] usermod: no changes
Nov 28 03:17:48.883 INFO [stderr]     Checking diff_json v0.1.0 (/source)
Nov 28 03:17:49.540 INFO [stderr] warning: struct is never constructed: `JSONPrettier`
Nov 28 03:17:49.540 INFO [stderr]  --> src/prettier.rs:4:1
Nov 28 03:17:49.540 INFO [stderr]   |
Nov 28 03:17:49.540 INFO [stderr] 4 | struct JSONPrettier {
Nov 28 03:17:49.541 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 03:17:49.541 INFO [stderr]   |
Nov 28 03:17:49.542 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 03:17:49.542 INFO [stderr] 
Nov 28 03:17:49.543 INFO [stderr] warning: method is never used: `to_pretty`
Nov 28 03:17:49.544 INFO [stderr]  --> src/prettier.rs:9:5
Nov 28 03:17:49.544 INFO [stderr]   |
Nov 28 03:17:49.545 INFO [stderr] 9 |     pub fn to_pretty() {
Nov 28 03:17:49.546 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 28 03:17:49.546 INFO [stderr] 
Nov 28 03:17:49.849 INFO [stderr] warning: struct is never constructed: `JSONPrettier`
Nov 28 03:17:49.849 INFO [stderr]  --> src/prettier.rs:4:1
Nov 28 03:17:49.849 INFO [stderr]   |
Nov 28 03:17:49.849 INFO [stderr] 4 | struct JSONPrettier {
Nov 28 03:17:49.849 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 03:17:49.849 INFO [stderr]   |
Nov 28 03:17:49.849 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 03:17:49.851 INFO [stderr] 
Nov 28 03:17:49.851 INFO [stderr] warning: method is never used: `to_pretty`
Nov 28 03:17:49.851 INFO [stderr]  --> src/prettier.rs:9:5
Nov 28 03:17:49.851 INFO [stderr]   |
Nov 28 03:17:49.851 INFO [stderr] 9 |     pub fn to_pretty() {
Nov 28 03:17:49.851 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 28 03:17:49.851 INFO [stderr] 
Nov 28 03:17:50.632 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Nov 28 03:17:50.641 INFO [stderr] su: No module specific data is present
Nov 28 03:17:51.580 INFO running `"docker" "inspect" "a186eeb916ff6786aaea23e5106165aaffa6d87b901c79a3cbdb10b132d4a3de"`
Nov 28 03:17:51.899 INFO running `"docker" "rm" "-f" "a186eeb916ff6786aaea23e5106165aaffa6d87b901c79a3cbdb10b132d4a3de"`
Nov 28 03:17:52.244 INFO [stdout] a186eeb916ff6786aaea23e5106165aaffa6d87b901c79a3cbdb10b132d4a3de