Dec 18 11:23:42.905 INFO checking serde_codegen_internals-0.14.2 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:23:42.905 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/serde_codegen_internals/0.14.2:/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 11:23:43.328 INFO [stdout] 9bc0c7d31e7667625c16f7ec3e84a5065366ef8d2bf644c497003fd2966b9efc
Dec 18 11:23:43.333 INFO running `"docker" "start" "-a" "9bc0c7d31e7667625c16f7ec3e84a5065366ef8d2bf644c497003fd2966b9efc"`
Dec 18 11:23:44.381 INFO [stderr]     Checking syn v0.11.11
Dec 18 11:23:46.138 INFO [stderr]     Checking serde_codegen_internals v0.14.2 (/opt/crater/workdir)
Dec 18 11:23:46.608 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 11:23:46.608 INFO [stderr]  --> src/case.rs:1:5
Dec 18 11:23:46.608 INFO [stderr]   |
Dec 18 11:23:46.608 INFO [stderr] 1 | use std::ascii::AsciiExt;
Dec 18 11:23:46.608 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 11:23:46.608 INFO [stderr]   |
Dec 18 11:23:46.608 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 11:23:46.608 INFO [stderr] 
Dec 18 11:23:46.620 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 11:23:46.620 INFO [stderr]  --> src/case.rs:1:5
Dec 18 11:23:46.620 INFO [stderr]   |
Dec 18 11:23:46.620 INFO [stderr] 1 | use std::ascii::AsciiExt;
Dec 18 11:23:46.620 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 11:23:46.620 INFO [stderr]   |
Dec 18 11:23:46.620 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 11:23:46.620 INFO [stderr] 
Dec 18 11:23:46.824 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 18 11:23:46.824 INFO [stderr]  --> src/case.rs:1:5
Dec 18 11:23:46.824 INFO [stderr]   |
Dec 18 11:23:46.824 INFO [stderr] 1 | use std::ascii::AsciiExt;
Dec 18 11:23:46.824 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 11:23:46.824 INFO [stderr]   |
Dec 18 11:23:46.824 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:23:46.824 INFO [stderr] 
Dec 18 11:23:46.828 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 18 11:23:46.828 INFO [stderr]  --> src/case.rs:1:5
Dec 18 11:23:46.828 INFO [stderr]   |
Dec 18 11:23:46.828 INFO [stderr] 1 | use std::ascii::AsciiExt;
Dec 18 11:23:46.828 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 11:23:46.828 INFO [stderr]   |
Dec 18 11:23:46.828 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:23:46.828 INFO [stderr] 
Dec 18 11:23:47.021 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
Dec 18 11:23:48.212 INFO running `"docker" "inspect" "9bc0c7d31e7667625c16f7ec3e84a5065366ef8d2bf644c497003fd2966b9efc"`
Dec 18 11:23:48.630 INFO running `"docker" "rm" "-f" "9bc0c7d31e7667625c16f7ec3e84a5065366ef8d2bf644c497003fd2966b9efc"`
Dec 18 11:23:48.812 INFO [stdout] 9bc0c7d31e7667625c16f7ec3e84a5065366ef8d2bf644c497003fd2966b9efc