Dec 17 20:17:51.287 INFO checking maeln/Oneliner against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 20:17:51.287 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/maeln/Oneliner:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:17:51.719 INFO [stdout] c96186c66c1e6d176140bc8b3573d52357bdd3582f08812a185c6ba04f0153ae
Dec 17 20:17:51.721 INFO running `"docker" "start" "-a" "c96186c66c1e6d176140bc8b3573d52357bdd3582f08812a185c6ba04f0153ae"`
Dec 17 20:17:53.989 INFO [stderr]     Checking csv-core v0.1.4
Dec 17 20:17:53.997 INFO [stderr]     Checking rand v0.6.1
Dec 17 20:17:54.009 INFO [stderr]     Checking crossbeam-channel v0.3.2
Dec 17 20:17:55.501 INFO [stderr]     Checking csv v1.0.2
Dec 17 20:17:56.726 INFO [stderr]     Checking crossbeam v0.5.0
Dec 17 20:17:59.327 INFO [stderr]     Checking oneliner v0.1.0 (/opt/crater/workdir)
Dec 17 20:18:00.883 INFO [stderr] warning: variant is never constructed: `SerializeError`
Dec 17 20:18:00.883 INFO [stderr]   --> src/serialize/errors.rs:21:5
Dec 17 20:18:00.883 INFO [stderr]    |
Dec 17 20:18:00.883 INFO [stderr] 21 |     SerializeError,
Dec 17 20:18:00.883 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 17 20:18:00.883 INFO [stderr]    |
Dec 17 20:18:00.883 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 20:18:00.883 INFO [stderr] 
Dec 17 20:18:00.883 INFO [stderr] warning: variant is never constructed: `UnserializeError`
Dec 17 20:18:00.883 INFO [stderr]   --> src/serialize/errors.rs:22:5
Dec 17 20:18:00.883 INFO [stderr]    |
Dec 17 20:18:00.883 INFO [stderr] 22 |     UnserializeError,
Dec 17 20:18:00.883 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 20:18:00.883 INFO [stderr] 
Dec 17 20:18:00.883 INFO [stderr] warning: method is never used: `new_serialize`
Dec 17 20:18:00.883 INFO [stderr]   --> src/serialize/errors.rs:36:5
Dec 17 20:18:00.883 INFO [stderr]    |
Dec 17 20:18:00.883 INFO [stderr] 36 |     pub fn new_serialize() -> Error {
Dec 17 20:18:00.883 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:18:00.883 INFO [stderr] 
Dec 17 20:18:00.883 INFO [stderr] warning: method is never used: `new_unserialize`
Dec 17 20:18:00.883 INFO [stderr]   --> src/serialize/errors.rs:40:5
Dec 17 20:18:00.883 INFO [stderr]    |
Dec 17 20:18:00.883 INFO [stderr] 40 |     pub fn new_unserialize() -> Error {
Dec 17 20:18:00.883 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:18:00.883 INFO [stderr] 
Dec 17 20:18:00.883 INFO [stderr] warning: method is never used: `into_cause`
Dec 17 20:18:00.883 INFO [stderr]   --> src/serialize/errors.rs:60:5
Dec 17 20:18:00.883 INFO [stderr]    |
Dec 17 20:18:00.883 INFO [stderr] 60 |     pub fn into_cause(self) -> Option<Box<StdError + Sync + Send>> {
Dec 17 20:18:00.883 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:18:00.883 INFO [stderr] 
Dec 17 20:18:00.899 INFO [stderr] warning: variant is never constructed: `SerializeError`
Dec 17 20:18:00.899 INFO [stderr]   --> src/serialize/errors.rs:21:5
Dec 17 20:18:00.899 INFO [stderr]    |
Dec 17 20:18:00.899 INFO [stderr] 21 |     SerializeError,
Dec 17 20:18:00.899 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 17 20:18:00.899 INFO [stderr]    |
Dec 17 20:18:00.899 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 20:18:00.899 INFO [stderr] 
Dec 17 20:18:00.899 INFO [stderr] warning: variant is never constructed: `UnserializeError`
Dec 17 20:18:00.899 INFO [stderr]   --> src/serialize/errors.rs:22:5
Dec 17 20:18:00.899 INFO [stderr]    |
Dec 17 20:18:00.899 INFO [stderr] 22 |     UnserializeError,
Dec 17 20:18:00.899 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 20:18:00.904 INFO [stderr] 
Dec 17 20:18:00.904 INFO [stderr] warning: method is never used: `new_serialize`
Dec 17 20:18:00.904 INFO [stderr]   --> src/serialize/errors.rs:36:5
Dec 17 20:18:00.904 INFO [stderr]    |
Dec 17 20:18:00.904 INFO [stderr] 36 |     pub fn new_serialize() -> Error {
Dec 17 20:18:00.904 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:18:00.904 INFO [stderr] 
Dec 17 20:18:00.904 INFO [stderr] warning: method is never used: `new_unserialize`
Dec 17 20:18:00.904 INFO [stderr]   --> src/serialize/errors.rs:40:5
Dec 17 20:18:00.904 INFO [stderr]    |
Dec 17 20:18:00.904 INFO [stderr] 40 |     pub fn new_unserialize() -> Error {
Dec 17 20:18:00.904 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:18:00.904 INFO [stderr] 
Dec 17 20:18:00.904 INFO [stderr] warning: method is never used: `into_cause`
Dec 17 20:18:00.904 INFO [stderr]   --> src/serialize/errors.rs:60:5
Dec 17 20:18:00.904 INFO [stderr]    |
Dec 17 20:18:00.904 INFO [stderr] 60 |     pub fn into_cause(self) -> Option<Box<StdError + Sync + Send>> {
Dec 17 20:18:00.904 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:18:00.904 INFO [stderr] 
Dec 17 20:18:00.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.28s
Dec 17 20:18:02.508 INFO running `"docker" "inspect" "c96186c66c1e6d176140bc8b3573d52357bdd3582f08812a185c6ba04f0153ae"`
Dec 17 20:18:02.852 INFO running `"docker" "rm" "-f" "c96186c66c1e6d176140bc8b3573d52357bdd3582f08812a185c6ba04f0153ae"`
Dec 17 20:18:02.993 INFO [stdout] c96186c66c1e6d176140bc8b3573d52357bdd3582f08812a185c6ba04f0153ae