Dec 18 13:42:39.141 INFO checking nereon-0.6.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 13:42:39.141 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/nereon/0.6.0:/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 18 13:42:39.616 INFO [stdout] fdf3d5a9c7727d6b75ca2dd9c50a3f0950a90c72c73651721cffe3cb8412ab65
Dec 18 13:42:39.622 INFO running `"docker" "start" "-a" "fdf3d5a9c7727d6b75ca2dd9c50a3f0950a90c72c73651721cffe3cb8412ab65"`
Dec 18 13:42:41.276 INFO [stderr]    Compiling nereon_derive v0.6.0
Dec 18 13:42:42.884 INFO [stderr]     Checking nereon v0.6.0 (/opt/crater/workdir)
Dec 18 13:42:44.300 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.300 INFO [stderr]   --> src/noc/error.rs:47:9
Dec 18 13:42:44.300 INFO [stderr]    |
Dec 18 13:42:44.300 INFO [stderr] 47 |         write!(f, "{} at ", self. reason);
Dec 18 13:42:44.300 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.300 INFO [stderr]    |
Dec 18 13:42:44.300 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 13:42:44.300 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.300 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 13:42:44.300 INFO [stderr] 
Dec 18 13:42:44.300 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.300 INFO [stderr]   --> src/noc/error.rs:51:13
Dec 18 13:42:44.300 INFO [stderr]    |
Dec 18 13:42:44.300 INFO [stderr] 51 |             write!(f, "(line: {}, char {})", l, c);
Dec 18 13:42:44.300 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.300 INFO [stderr]    |
Dec 18 13:42:44.300 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.300 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 13:42:44.300 INFO [stderr] 
Dec 18 13:42:44.300 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.300 INFO [stderr]   --> src/noc/error.rs:53:17
Dec 18 13:42:44.300 INFO [stderr]    |
Dec 18 13:42:44.300 INFO [stderr] 53 |                 write!(f, " while parsing ");
Dec 18 13:42:44.300 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.300 INFO [stderr]    |
Dec 18 13:42:44.300 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.300 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 13:42:44.300 INFO [stderr] 
Dec 18 13:42:44.300 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.300 INFO [stderr]   --> src/noc/error.rs:62:9
Dec 18 13:42:44.300 INFO [stderr]    |
Dec 18 13:42:44.300 INFO [stderr] 62 | /         write!(
Dec 18 13:42:44.300 INFO [stderr] 63 | |             f,
Dec 18 13:42:44.301 INFO [stderr] 64 | |             "Expected {} but found {} while parsing the value for ",
Dec 18 13:42:44.301 INFO [stderr] 65 | |             self.expected, self.found
Dec 18 13:42:44.301 INFO [stderr] 66 | |         );
Dec 18 13:42:44.301 INFO [stderr]    | |__________^
Dec 18 13:42:44.301 INFO [stderr]    |
Dec 18 13:42:44.301 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.301 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 13:42:44.301 INFO [stderr] 
Dec 18 13:42:44.301 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.301 INFO [stderr]   --> src/noc/error.rs:71:17
Dec 18 13:42:44.301 INFO [stderr]    |
Dec 18 13:42:44.301 INFO [stderr] 71 |                 write!(f, "\"{}\", ", k);
Dec 18 13:42:44.301 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.301 INFO [stderr]    |
Dec 18 13:42:44.301 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.301 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 13:42:44.301 INFO [stderr] 
Dec 18 13:42:44.301 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.301 INFO [stderr]   --> src/noc/error.rs:73:17
Dec 18 13:42:44.301 INFO [stderr]    |
Dec 18 13:42:44.301 INFO [stderr] 73 |                 write!(f, "\"{}\"", k);
Dec 18 13:42:44.301 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.301 INFO [stderr]    |
Dec 18 13:42:44.301 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.301 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 13:42:44.301 INFO [stderr] 
Dec 18 13:42:44.997 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.997 INFO [stderr]   --> src/noc/error.rs:47:9
Dec 18 13:42:44.997 INFO [stderr]    |
Dec 18 13:42:44.997 INFO [stderr] 47 |         write!(f, "{} at ", self. reason);
Dec 18 13:42:44.997 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.997 INFO [stderr]    |
Dec 18 13:42:44.997 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 13:42:44.997 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.997 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 13:42:44.997 INFO [stderr] 
Dec 18 13:42:44.997 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.997 INFO [stderr]   --> src/noc/error.rs:51:13
Dec 18 13:42:44.997 INFO [stderr]    |
Dec 18 13:42:44.997 INFO [stderr] 51 |             write!(f, "(line: {}, char {})", l, c);
Dec 18 13:42:44.997 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.997 INFO [stderr]    |
Dec 18 13:42:44.997 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.997 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 13:42:44.998 INFO [stderr] 
Dec 18 13:42:44.998 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.998 INFO [stderr]   --> src/noc/error.rs:53:17
Dec 18 13:42:44.998 INFO [stderr]    |
Dec 18 13:42:44.998 INFO [stderr] 53 |                 write!(f, " while parsing ");
Dec 18 13:42:44.998 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.998 INFO [stderr]    |
Dec 18 13:42:44.998 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.998 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 13:42:44.998 INFO [stderr] 
Dec 18 13:42:44.998 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.998 INFO [stderr]   --> src/noc/error.rs:62:9
Dec 18 13:42:44.998 INFO [stderr]    |
Dec 18 13:42:44.998 INFO [stderr] 62 | /         write!(
Dec 18 13:42:44.998 INFO [stderr] 63 | |             f,
Dec 18 13:42:44.998 INFO [stderr] 64 | |             "Expected {} but found {} while parsing the value for ",
Dec 18 13:42:44.998 INFO [stderr] 65 | |             self.expected, self.found
Dec 18 13:42:44.998 INFO [stderr] 66 | |         );
Dec 18 13:42:44.998 INFO [stderr]    | |__________^
Dec 18 13:42:44.998 INFO [stderr]    |
Dec 18 13:42:44.998 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.998 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 13:42:44.998 INFO [stderr] 
Dec 18 13:42:44.998 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.998 INFO [stderr]   --> src/noc/error.rs:71:17
Dec 18 13:42:44.998 INFO [stderr]    |
Dec 18 13:42:44.998 INFO [stderr] 71 |                 write!(f, "\"{}\", ", k);
Dec 18 13:42:44.998 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.998 INFO [stderr]    |
Dec 18 13:42:44.998 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.998 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 13:42:44.998 INFO [stderr] 
Dec 18 13:42:44.998 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:42:44.998 INFO [stderr]   --> src/noc/error.rs:73:17
Dec 18 13:42:44.998 INFO [stderr]    |
Dec 18 13:42:44.998 INFO [stderr] 73 |                 write!(f, "\"{}\"", k);
Dec 18 13:42:44.998 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:42:44.998 INFO [stderr]    |
Dec 18 13:42:44.998 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:42:44.998 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 13:42:44.998 INFO [stderr] 
Dec 18 13:42:45.205 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.00s
Dec 18 13:42:45.460 INFO running `"docker" "inspect" "fdf3d5a9c7727d6b75ca2dd9c50a3f0950a90c72c73651721cffe3cb8412ab65"`
Dec 18 13:42:45.545 INFO running `"docker" "rm" "-f" "fdf3d5a9c7727d6b75ca2dd9c50a3f0950a90c72c73651721cffe3cb8412ab65"`
Dec 18 13:42:45.636 INFO [stdout] fdf3d5a9c7727d6b75ca2dd9c50a3f0950a90c72c73651721cffe3cb8412ab65