Dec 19 20:32:35.500 INFO checking anderejd/teacher-nillas-words against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:32:35.500 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/anderejd/teacher-nillas-words:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:32:36.170 INFO [stdout] 06e4f9a8a40a164b3eecc9c210b779c866592e3c69076b102d4e5e80637d030e
Dec 19 20:32:36.172 INFO running `"docker" "start" "-a" "06e4f9a8a40a164b3eecc9c210b779c866592e3c69076b102d4e5e80637d030e"`
Dec 19 20:32:38.402 INFO [stderr]     Checking multizip v0.1.0
Dec 19 20:32:38.404 INFO [stderr]     Checking csv v0.15.0
Dec 19 20:32:38.412 INFO [stderr]     Checking rayon-core v1.2.1
Dec 19 20:32:38.416 INFO [stderr]     Checking backtrace-sys v0.1.14
Dec 19 20:32:39.202 INFO [stderr]     Checking backtrace v0.3.3
Dec 19 20:32:40.670 INFO [stderr]     Checking error-chain v0.11.0
Dec 19 20:32:40.687 INFO [stderr]     Checking rayon v0.8.2
Dec 19 20:32:43.574 INFO [stderr]     Checking teacher-nillas-words v0.1.0 (/opt/crater/workdir)
Dec 19 20:32:44.428 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 20:32:44.428 INFO [stderr]   --> src/main.rs:25:5
Dec 19 20:32:44.428 INFO [stderr]    |
Dec 19 20:32:44.428 INFO [stderr] 25 | /     error_chain!{
Dec 19 20:32:44.428 INFO [stderr] 26 | |         foreign_links {
Dec 19 20:32:44.428 INFO [stderr] 27 | |             Fmt(::std::fmt::Error);
Dec 19 20:32:44.428 INFO [stderr] 28 | |             Io(::std::io::Error);
Dec 19 20:32:44.428 INFO [stderr] 29 | |             Csv(::csv::Error);
Dec 19 20:32:44.428 INFO [stderr] 30 | |         }
Dec 19 20:32:44.428 INFO [stderr] 31 | |     }
Dec 19 20:32:44.428 INFO [stderr]    | |_____^
Dec 19 20:32:44.428 INFO [stderr]    |
Dec 19 20:32:44.428 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 20:32:44.428 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 20:32:44.428 INFO [stderr] 
Dec 19 20:32:44.428 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 20:32:44.428 INFO [stderr]   --> src/main.rs:25:5
Dec 19 20:32:44.428 INFO [stderr]    |
Dec 19 20:32:44.428 INFO [stderr] 25 | /     error_chain!{
Dec 19 20:32:44.428 INFO [stderr] 26 | |         foreign_links {
Dec 19 20:32:44.428 INFO [stderr] 27 | |             Fmt(::std::fmt::Error);
Dec 19 20:32:44.428 INFO [stderr] 28 | |             Io(::std::io::Error);
Dec 19 20:32:44.428 INFO [stderr] 29 | |             Csv(::csv::Error);
Dec 19 20:32:44.428 INFO [stderr] 30 | |         }
Dec 19 20:32:44.428 INFO [stderr] 31 | |     }
Dec 19 20:32:44.428 INFO [stderr]    | |_____^
Dec 19 20:32:44.428 INFO [stderr]    |
Dec 19 20:32:44.428 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 20:32:44.428 INFO [stderr] 
Dec 19 20:32:44.460 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 20:32:44.460 INFO [stderr]   --> src/main.rs:25:5
Dec 19 20:32:44.460 INFO [stderr]    |
Dec 19 20:32:44.460 INFO [stderr] 25 | /     error_chain!{
Dec 19 20:32:44.460 INFO [stderr] 26 | |         foreign_links {
Dec 19 20:32:44.460 INFO [stderr] 27 | |             Fmt(::std::fmt::Error);
Dec 19 20:32:44.460 INFO [stderr] 28 | |             Io(::std::io::Error);
Dec 19 20:32:44.460 INFO [stderr] 29 | |             Csv(::csv::Error);
Dec 19 20:32:44.460 INFO [stderr] 30 | |         }
Dec 19 20:32:44.464 INFO [stderr] 31 | |     }
Dec 19 20:32:44.464 INFO [stderr]    | |_____^
Dec 19 20:32:44.464 INFO [stderr]    |
Dec 19 20:32:44.464 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 20:32:44.464 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 20:32:44.464 INFO [stderr] 
Dec 19 20:32:44.464 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 20:32:44.468 INFO [stderr]   --> src/main.rs:25:5
Dec 19 20:32:44.468 INFO [stderr]    |
Dec 19 20:32:44.468 INFO [stderr] 25 | /     error_chain!{
Dec 19 20:32:44.468 INFO [stderr] 26 | |         foreign_links {
Dec 19 20:32:44.468 INFO [stderr] 27 | |             Fmt(::std::fmt::Error);
Dec 19 20:32:44.468 INFO [stderr] 28 | |             Io(::std::io::Error);
Dec 19 20:32:44.468 INFO [stderr] 29 | |             Csv(::csv::Error);
Dec 19 20:32:44.468 INFO [stderr] 30 | |         }
Dec 19 20:32:44.468 INFO [stderr] 31 | |     }
Dec 19 20:32:44.468 INFO [stderr]    | |_____^
Dec 19 20:32:44.468 INFO [stderr]    |
Dec 19 20:32:44.468 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 20:32:44.472 INFO [stderr] 
Dec 19 20:32:44.737 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.45s
Dec 19 20:32:45.557 INFO running `"docker" "inspect" "06e4f9a8a40a164b3eecc9c210b779c866592e3c69076b102d4e5e80637d030e"`
Dec 19 20:32:45.926 INFO running `"docker" "rm" "-f" "06e4f9a8a40a164b3eecc9c210b779c866592e3c69076b102d4e5e80637d030e"`
Dec 19 20:32:46.176 INFO [stdout] 06e4f9a8a40a164b3eecc9c210b779c866592e3c69076b102d4e5e80637d030e