[INFO] updating cached repository anderejd/teacher-nillas-words
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anderejd/teacher-nillas-words
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anderejd/teacher-nillas-words" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/anderejd/teacher-nillas-words"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/anderejd/teacher-nillas-words'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anderejd/teacher-nillas-words" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/anderejd/teacher-nillas-words"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/anderejd/teacher-nillas-words'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a47e1aa593d3f56aa113c2e2376dd303f3e6ff99
[INFO] sha for GitHub repo anderejd/teacher-nillas-words: a47e1aa593d3f56aa113c2e2376dd303f3e6ff99
[INFO] validating manifest of anderejd/teacher-nillas-words on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of anderejd/teacher-nillas-words on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing anderejd/teacher-nillas-words
[INFO] finished frobbing anderejd/teacher-nillas-words
[INFO] frobbed toml for anderejd/teacher-nillas-words written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/anderejd/teacher-nillas-words/Cargo.toml
[INFO] started frobbing anderejd/teacher-nillas-words
[INFO] finished frobbing anderejd/teacher-nillas-words
[INFO] frobbed toml for anderejd/teacher-nillas-words written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/anderejd/teacher-nillas-words/Cargo.toml
[INFO] crate anderejd/teacher-nillas-words has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking anderejd/teacher-nillas-words against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-3/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/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" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2f193f4d740069b5c2d1dbf98b8756e66bb50dcaef844b3073df03c53ddc626e
[INFO] running `"docker" "start" "-a" "2f193f4d740069b5c2d1dbf98b8756e66bb50dcaef844b3073df03c53ddc626e"`
[INFO] [stderr]     Checking multizip v0.1.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking rayon-core v1.2.1
[INFO] [stderr]     Checking backtrace-sys v0.1.14
[INFO] [stderr]     Checking backtrace v0.3.3
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking teacher-nillas-words v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     error_chain!{
[INFO] [stderr] 26 | |         foreign_links {
[INFO] [stderr] 27 | |             Fmt(::std::fmt::Error);
[INFO] [stderr] 28 | |             Io(::std::io::Error);
[INFO] [stderr] 29 | |             Csv(::csv::Error);
[INFO] [stderr] 30 | |         }
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[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)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     error_chain!{
[INFO] [stderr] 26 | |         foreign_links {
[INFO] [stderr] 27 | |             Fmt(::std::fmt::Error);
[INFO] [stderr] 28 | |             Io(::std::io::Error);
[INFO] [stderr] 29 | |             Csv(::csv::Error);
[INFO] [stderr] 30 | |         }
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     error_chain!{
[INFO] [stderr] 26 | |         foreign_links {
[INFO] [stderr] 27 | |             Fmt(::std::fmt::Error);
[INFO] [stderr] 28 | |             Io(::std::io::Error);
[INFO] [stderr] 29 | |             Csv(::csv::Error);
[INFO] [stderr] 30 | |         }
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[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)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     error_chain!{
[INFO] [stderr] 26 | |         foreign_links {
[INFO] [stderr] 27 | |             Fmt(::std::fmt::Error);
[INFO] [stderr] 28 | |             Io(::std::io::Error);
[INFO] [stderr] 29 | |             Csv(::csv::Error);
[INFO] [stderr] 30 | |         }
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `"docker" "inspect" "2f193f4d740069b5c2d1dbf98b8756e66bb50dcaef844b3073df03c53ddc626e"`
[INFO] running `"docker" "rm" "-f" "2f193f4d740069b5c2d1dbf98b8756e66bb50dcaef844b3073df03c53ddc626e"`
[INFO] [stdout] 2f193f4d740069b5c2d1dbf98b8756e66bb50dcaef844b3073df03c53ddc626e