Dec 18 11:23:20.048 INFO checking serde_eetf-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:23:20.048 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/serde_eetf/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:23:20.313 INFO [stdout] e6b043c5bb162c8460d4aa163bbd52458f8578c9242852159ec0e421191cd940
Dec 18 11:23:20.316 INFO running `"docker" "start" "-a" "e6b043c5bb162c8460d4aa163bbd52458f8578c9242852159ec0e421191cd940"`
Dec 18 11:23:21.267 INFO [stderr]     Checking eetf v0.3.6
Dec 18 11:23:23.108 INFO [stderr]     Checking serde_eetf v0.1.0 (/opt/crater/workdir)
Dec 18 11:23:23.876 INFO [stderr] warning: method is never used: `end`
Dec 18 11:23:23.876 INFO [stderr]    --> src/de.rs:469:5
Dec 18 11:23:23.876 INFO [stderr]     |
Dec 18 11:23:23.876 INFO [stderr] 469 |     fn end(self) -> Result<()> {
Dec 18 11:23:23.876 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:23:23.876 INFO [stderr]     |
Dec 18 11:23:23.876 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 11:23:23.876 INFO [stderr] 
Dec 18 11:23:24.436 INFO [stderr] warning: method is never used: `end`
Dec 18 11:23:24.436 INFO [stderr]    --> src/de.rs:469:5
Dec 18 11:23:24.436 INFO [stderr]     |
Dec 18 11:23:24.436 INFO [stderr] 469 |     fn end(self) -> Result<()> {
Dec 18 11:23:24.436 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:23:24.436 INFO [stderr]     |
Dec 18 11:23:24.436 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 11:23:24.436 INFO [stderr] 
Dec 18 11:23:24.436 INFO [stderr] warning: variant is never constructed: `AnotherOption`
Dec 18 11:23:24.436 INFO [stderr]    --> src/ser.rs:566:13
Dec 18 11:23:24.436 INFO [stderr]     |
Dec 18 11:23:24.436 INFO [stderr] 566 |             AnotherOption,
Dec 18 11:23:24.436 INFO [stderr]     |             ^^^^^^^^^^^^^
Dec 18 11:23:24.436 INFO [stderr] 
Dec 18 11:23:24.498 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.31s
Dec 18 11:23:24.935 INFO running `"docker" "inspect" "e6b043c5bb162c8460d4aa163bbd52458f8578c9242852159ec0e421191cd940"`
Dec 18 11:23:25.150 INFO running `"docker" "rm" "-f" "e6b043c5bb162c8460d4aa163bbd52458f8578c9242852159ec0e421191cd940"`
Dec 18 11:23:25.355 INFO [stdout] e6b043c5bb162c8460d4aa163bbd52458f8578c9242852159ec0e421191cd940