Nov 30 00:53:39.641 INFO checking jit-y/diff_json against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 00:53:39.642 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 00:53:40.135 INFO [stdout] 5447ad1ea63603787998b8c370883862f7aefadd887dae3c509faa21aab9d63e
Nov 30 00:53:40.138 INFO running `"docker" "start" "-a" "5447ad1ea63603787998b8c370883862f7aefadd887dae3c509faa21aab9d63e"`
Nov 30 00:53:42.130 INFO [stderr] usermod: no changes
Nov 30 00:53:42.224 INFO [stderr]     Checking diff_json v0.1.0 (/source)
Nov 30 00:53:43.120 INFO [stderr] warning: struct is never constructed: `JSONPrettier`
Nov 30 00:53:43.120 INFO [stderr]  --> src/prettier.rs:4:1
Nov 30 00:53:43.120 INFO [stderr]   |
Nov 30 00:53:43.120 INFO [stderr] 4 | struct JSONPrettier {
Nov 30 00:53:43.120 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 30 00:53:43.120 INFO [stderr]   |
Nov 30 00:53:43.120 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 00:53:43.120 INFO [stderr] 
Nov 30 00:53:43.120 INFO [stderr] warning: method is never used: `to_pretty`
Nov 30 00:53:43.120 INFO [stderr]  --> src/prettier.rs:9:5
Nov 30 00:53:43.120 INFO [stderr]   |
Nov 30 00:53:43.120 INFO [stderr] 9 |     pub fn to_pretty() {
Nov 30 00:53:43.120 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 30 00:53:43.120 INFO [stderr] 
Nov 30 00:53:43.178 INFO [stderr] warning: struct is never constructed: `JSONPrettier`
Nov 30 00:53:43.178 INFO [stderr]  --> src/prettier.rs:4:1
Nov 30 00:53:43.178 INFO [stderr]   |
Nov 30 00:53:43.178 INFO [stderr] 4 | struct JSONPrettier {
Nov 30 00:53:43.178 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 30 00:53:43.178 INFO [stderr]   |
Nov 30 00:53:43.179 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 00:53:43.179 INFO [stderr] 
Nov 30 00:53:43.179 INFO [stderr] warning: method is never used: `to_pretty`
Nov 30 00:53:43.179 INFO [stderr]  --> src/prettier.rs:9:5
Nov 30 00:53:43.179 INFO [stderr]   |
Nov 30 00:53:43.179 INFO [stderr] 9 |     pub fn to_pretty() {
Nov 30 00:53:43.179 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 30 00:53:43.179 INFO [stderr] 
Nov 30 00:53:43.876 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
Nov 30 00:53:43.879 INFO [stderr] su: No module specific data is present
Nov 30 00:53:44.912 INFO running `"docker" "inspect" "5447ad1ea63603787998b8c370883862f7aefadd887dae3c509faa21aab9d63e"`
Nov 30 00:53:45.278 INFO running `"docker" "rm" "-f" "5447ad1ea63603787998b8c370883862f7aefadd887dae3c509faa21aab9d63e"`
Nov 30 00:53:45.556 INFO [stdout] 5447ad1ea63603787998b8c370883862f7aefadd887dae3c509faa21aab9d63e