Dec 19 13:16:25.967 INFO checking maeln/Oneliner against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:16:25.968 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:16:26.228 INFO [stdout] 7795ba480525777e3913d7047ee6262acb755e7476dea93ed1ed9f487dad2770
Dec 19 13:16:26.230 INFO running `"docker" "start" "-a" "7795ba480525777e3913d7047ee6262acb755e7476dea93ed1ed9f487dad2770"`
Dec 19 13:16:27.137 INFO [stderr]     Checking csv v1.0.2
Dec 19 13:16:27.138 INFO [stderr]     Checking crossbeam-channel v0.3.2
Dec 19 13:16:29.090 INFO [stderr]     Checking crossbeam v0.5.0
Dec 19 13:16:30.098 INFO [stderr]     Checking oneliner v0.1.0 (/opt/crater/workdir)
Dec 19 13:16:31.260 INFO [stderr] warning: variant is never constructed: `SerializeError`
Dec 19 13:16:31.260 INFO [stderr]   --> src/serialize/errors.rs:21:5
Dec 19 13:16:31.260 INFO [stderr]    |
Dec 19 13:16:31.260 INFO [stderr] 21 |     SerializeError,
Dec 19 13:16:31.260 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 13:16:31.260 INFO [stderr]    |
Dec 19 13:16:31.260 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:16:31.260 INFO [stderr] 
Dec 19 13:16:31.260 INFO [stderr] warning: variant is never constructed: `UnserializeError`
Dec 19 13:16:31.260 INFO [stderr]   --> src/serialize/errors.rs:22:5
Dec 19 13:16:31.260 INFO [stderr]    |
Dec 19 13:16:31.260 INFO [stderr] 22 |     UnserializeError,
Dec 19 13:16:31.260 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 19 13:16:31.260 INFO [stderr] 
Dec 19 13:16:31.260 INFO [stderr] warning: method is never used: `new_serialize`
Dec 19 13:16:31.260 INFO [stderr]   --> src/serialize/errors.rs:36:5
Dec 19 13:16:31.260 INFO [stderr]    |
Dec 19 13:16:31.260 INFO [stderr] 36 |     pub fn new_serialize() -> Error {
Dec 19 13:16:31.260 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:16:31.260 INFO [stderr] 
Dec 19 13:16:31.260 INFO [stderr] warning: method is never used: `new_unserialize`
Dec 19 13:16:31.261 INFO [stderr]   --> src/serialize/errors.rs:40:5
Dec 19 13:16:31.261 INFO [stderr]    |
Dec 19 13:16:31.261 INFO [stderr] 40 |     pub fn new_unserialize() -> Error {
Dec 19 13:16:31.261 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:16:31.261 INFO [stderr] 
Dec 19 13:16:31.261 INFO [stderr] warning: method is never used: `into_cause`
Dec 19 13:16:31.261 INFO [stderr]   --> src/serialize/errors.rs:60:5
Dec 19 13:16:31.261 INFO [stderr]    |
Dec 19 13:16:31.261 INFO [stderr] 60 |     pub fn into_cause(self) -> Option<Box<StdError + Sync + Send>> {
Dec 19 13:16:31.261 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:16:31.261 INFO [stderr] 
Dec 19 13:16:31.332 INFO [stderr] warning: variant is never constructed: `SerializeError`
Dec 19 13:16:31.332 INFO [stderr]   --> src/serialize/errors.rs:21:5
Dec 19 13:16:31.332 INFO [stderr]    |
Dec 19 13:16:31.332 INFO [stderr] 21 |     SerializeError,
Dec 19 13:16:31.332 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 13:16:31.332 INFO [stderr]    |
Dec 19 13:16:31.332 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:16:31.332 INFO [stderr] 
Dec 19 13:16:31.332 INFO [stderr] warning: variant is never constructed: `UnserializeError`
Dec 19 13:16:31.332 INFO [stderr]   --> src/serialize/errors.rs:22:5
Dec 19 13:16:31.332 INFO [stderr]    |
Dec 19 13:16:31.332 INFO [stderr] 22 |     UnserializeError,
Dec 19 13:16:31.332 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 19 13:16:31.332 INFO [stderr] 
Dec 19 13:16:31.332 INFO [stderr] warning: method is never used: `new_serialize`
Dec 19 13:16:31.332 INFO [stderr]   --> src/serialize/errors.rs:36:5
Dec 19 13:16:31.332 INFO [stderr]    |
Dec 19 13:16:31.332 INFO [stderr] 36 |     pub fn new_serialize() -> Error {
Dec 19 13:16:31.332 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:16:31.332 INFO [stderr] 
Dec 19 13:16:31.333 INFO [stderr] warning: method is never used: `new_unserialize`
Dec 19 13:16:31.333 INFO [stderr]   --> src/serialize/errors.rs:40:5
Dec 19 13:16:31.333 INFO [stderr]    |
Dec 19 13:16:31.333 INFO [stderr] 40 |     pub fn new_unserialize() -> Error {
Dec 19 13:16:31.333 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:16:31.333 INFO [stderr] 
Dec 19 13:16:31.333 INFO [stderr] warning: method is never used: `into_cause`
Dec 19 13:16:31.333 INFO [stderr]   --> src/serialize/errors.rs:60:5
Dec 19 13:16:31.333 INFO [stderr]    |
Dec 19 13:16:31.333 INFO [stderr] 60 |     pub fn into_cause(self) -> Option<Box<StdError + Sync + Send>> {
Dec 19 13:16:31.333 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:16:31.333 INFO [stderr] 
Dec 19 13:16:31.359 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.39s
Dec 19 13:16:31.759 INFO running `"docker" "inspect" "7795ba480525777e3913d7047ee6262acb755e7476dea93ed1ed9f487dad2770"`
Dec 19 13:16:31.847 INFO running `"docker" "rm" "-f" "7795ba480525777e3913d7047ee6262acb755e7476dea93ed1ed9f487dad2770"`
Dec 19 13:16:31.945 INFO [stdout] 7795ba480525777e3913d7047ee6262acb755e7476dea93ed1ed9f487dad2770