Dec 19 20:23:14.149 INFO checking archer884/isbn against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:23:14.149 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/archer884/isbn:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:23:14.464 INFO [stdout] efd568a87bdb1b381a01ac365c748cc524d936cd727856dd3c45c41c684f8035
Dec 19 20:23:14.468 INFO running `"docker" "start" "-a" "efd568a87bdb1b381a01ac365c748cc524d936cd727856dd3c45c41c684f8035"`
Dec 19 20:23:15.813 INFO [stderr]     Checking isbn v0.1.0 (/opt/crater/workdir)
Dec 19 20:23:16.134 INFO [stderr] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
Dec 19 20:23:16.134 INFO [stderr]  --> src/main.rs:1:12
Dec 19 20:23:16.134 INFO [stderr]   |
Dec 19 20:23:16.134 INFO [stderr] 1 | #![feature(iter_arith)]
Dec 19 20:23:16.134 INFO [stderr]   |            ^^^^^^^^^^
Dec 19 20:23:16.134 INFO [stderr]   |
Dec 19 20:23:16.134 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 20:23:16.134 INFO [stderr] 
Dec 19 20:23:16.324 INFO [stderr] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
Dec 19 20:23:16.324 INFO [stderr]  --> src/main.rs:1:12
Dec 19 20:23:16.324 INFO [stderr]   |
Dec 19 20:23:16.324 INFO [stderr] 1 | #![feature(iter_arith)]
Dec 19 20:23:16.324 INFO [stderr]   |            ^^^^^^^^^^
Dec 19 20:23:16.324 INFO [stderr]   |
Dec 19 20:23:16.370 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 20:23:16.370 INFO [stderr] 
Dec 19 20:23:16.370 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 19 20:23:17.079 INFO running `"docker" "inspect" "efd568a87bdb1b381a01ac365c748cc524d936cd727856dd3c45c41c684f8035"`
Dec 19 20:23:17.272 INFO running `"docker" "rm" "-f" "efd568a87bdb1b381a01ac365c748cc524d936cd727856dd3c45c41c684f8035"`
Dec 19 20:23:17.535 INFO [stdout] efd568a87bdb1b381a01ac365c748cc524d936cd727856dd3c45c41c684f8035