Dec 18 17:09:14.872 INFO checking dd-lib-0.2.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 17:09:14.873 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/dd-lib/0.2.1:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:09:15.376 INFO [stdout] 047fd49e59cb6f4e4af3aa8d452023d01298eda304bc34b07ff591250059b036
Dec 18 17:09:15.382 INFO running `"docker" "start" "-a" "047fd49e59cb6f4e4af3aa8d452023d01298eda304bc34b07ff591250059b036"`
Dec 18 17:09:17.217 INFO [stderr]     Checking encoding8 v0.3.2
Dec 18 17:09:17.783 INFO [stderr]     Checking dd-lib v0.2.1 (/opt/crater/workdir)
Dec 18 17:09:19.699 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:09:19.699 INFO [stderr]   --> src/io/errhandler.rs:48:17
Dec 18 17:09:19.699 INFO [stderr]    |
Dec 18 17:09:19.699 INFO [stderr] 48 |                 writeln!(self.e, "io error: <{}>; continuing", err);
Dec 18 17:09:19.699 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:09:19.699 INFO [stderr]    |
Dec 18 17:09:19.699 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 17:09:19.699 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:09:19.699 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 18 17:09:19.699 INFO [stderr] 
Dec 18 17:09:19.699 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:09:19.699 INFO [stderr]   --> src/io/errhandler.rs:72:13
Dec 18 17:09:19.699 INFO [stderr]    |
Dec 18 17:09:19.699 INFO [stderr] 72 | /             writeln!(
Dec 18 17:09:19.699 INFO [stderr] 73 | |                 self,
Dec 18 17:09:19.699 INFO [stderr] 74 | |                 "dd in progress: unblock: elapsed: {}, wrote {} lines",
Dec 18 17:09:19.699 INFO [stderr] 75 | |                 elapsed(&start),
Dec 18 17:09:19.699 INFO [stderr] 76 | |                 lines
Dec 18 17:09:19.699 INFO [stderr] 77 | |             );
Dec 18 17:09:19.699 INFO [stderr]    | |______________^
Dec 18 17:09:19.699 INFO [stderr]    |
Dec 18 17:09:19.699 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:09:19.699 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 18 17:09:19.699 INFO [stderr] 
Dec 18 17:09:19.699 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:09:19.699 INFO [stderr]   --> src/io/errhandler.rs:83:13
Dec 18 17:09:19.699 INFO [stderr]    |
Dec 18 17:09:19.699 INFO [stderr] 83 | /             writeln!(
Dec 18 17:09:19.699 INFO [stderr] 84 | |                 self,
Dec 18 17:09:19.699 INFO [stderr] 85 | |                 "dd in progress: unblock: elapsed: {}, wrote {} fixed-length blocks",
Dec 18 17:09:19.699 INFO [stderr] 86 | |                 elapsed(&start),
Dec 18 17:09:19.699 INFO [stderr] 87 | |                 blocks
Dec 18 17:09:19.699 INFO [stderr] 88 | |             );
Dec 18 17:09:19.699 INFO [stderr]    | |______________^
Dec 18 17:09:19.699 INFO [stderr]    |
Dec 18 17:09:19.699 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:09:19.699 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 18 17:09:19.699 INFO [stderr] 
Dec 18 17:09:20.160 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:09:20.160 INFO [stderr]   --> src/io/errhandler.rs:48:17
Dec 18 17:09:20.160 INFO [stderr]    |
Dec 18 17:09:20.160 INFO [stderr] 48 |                 writeln!(self.e, "io error: <{}>; continuing", err);
Dec 18 17:09:20.160 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:09:20.160 INFO [stderr]    |
Dec 18 17:09:20.161 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 17:09:20.161 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:09:20.161 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 18 17:09:20.161 INFO [stderr] 
Dec 18 17:09:20.161 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:09:20.161 INFO [stderr]   --> src/io/errhandler.rs:72:13
Dec 18 17:09:20.161 INFO [stderr]    |
Dec 18 17:09:20.161 INFO [stderr] 72 | /             writeln!(
Dec 18 17:09:20.161 INFO [stderr] 73 | |                 self,
Dec 18 17:09:20.161 INFO [stderr] 74 | |                 "dd in progress: unblock: elapsed: {}, wrote {} lines",
Dec 18 17:09:20.161 INFO [stderr] 75 | |                 elapsed(&start),
Dec 18 17:09:20.161 INFO [stderr] 76 | |                 lines
Dec 18 17:09:20.161 INFO [stderr] 77 | |             );
Dec 18 17:09:20.161 INFO [stderr]    | |______________^
Dec 18 17:09:20.161 INFO [stderr]    |
Dec 18 17:09:20.161 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:09:20.161 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 18 17:09:20.161 INFO [stderr] 
Dec 18 17:09:20.161 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:09:20.161 INFO [stderr]   --> src/io/errhandler.rs:83:13
Dec 18 17:09:20.161 INFO [stderr]    |
Dec 18 17:09:20.161 INFO [stderr] 83 | /             writeln!(
Dec 18 17:09:20.161 INFO [stderr] 84 | |                 self,
Dec 18 17:09:20.161 INFO [stderr] 85 | |                 "dd in progress: unblock: elapsed: {}, wrote {} fixed-length blocks",
Dec 18 17:09:20.161 INFO [stderr] 86 | |                 elapsed(&start),
Dec 18 17:09:20.161 INFO [stderr] 87 | |                 blocks
Dec 18 17:09:20.161 INFO [stderr] 88 | |             );
Dec 18 17:09:20.161 INFO [stderr]    | |______________^
Dec 18 17:09:20.161 INFO [stderr]    |
Dec 18 17:09:20.161 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:09:20.161 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 18 17:09:20.161 INFO [stderr] 
Dec 18 17:09:20.223 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.10s
Dec 18 17:09:21.074 INFO running `"docker" "inspect" "047fd49e59cb6f4e4af3aa8d452023d01298eda304bc34b07ff591250059b036"`
Dec 18 17:09:21.370 INFO running `"docker" "rm" "-f" "047fd49e59cb6f4e4af3aa8d452023d01298eda304bc34b07ff591250059b036"`
Dec 18 17:09:21.702 INFO [stdout] 047fd49e59cb6f4e4af3aa8d452023d01298eda304bc34b07ff591250059b036