Dec 18 13:42:38.907 INFO checking nereon-0.6.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252 Dec 18 13:42:38.907 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"` Dec 18 13:42:39.408 INFO [stdout] ea08605f68ee9a66e3315dc8da7876c8c8dc98af16c00fcc2af2404f798c3d6c Dec 18 13:42:39.409 INFO running `"docker" "start" "-a" "ea08605f68ee9a66e3315dc8da7876c8c8dc98af16c00fcc2af2404f798c3d6c"` Dec 18 13:42:41.263 INFO [stderr] Compiling nereon_derive v0.6.0 Dec 18 13:42:43.032 INFO [stderr] Checking nereon v0.6.0 (/opt/crater/workdir) Dec 18 13:42:44.476 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:44.476 INFO [stderr] --> src/noc/error.rs:47:9 Dec 18 13:42:44.476 INFO [stderr] | Dec 18 13:42:44.476 INFO [stderr] 47 | write!(f, "{} at ", self. reason); Dec 18 13:42:44.476 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:44.476 INFO [stderr] | Dec 18 13:42:44.476 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 18 13:42:44.476 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:44.477 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 13:42:44.477 INFO [stderr] Dec 18 13:42:44.477 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:44.477 INFO [stderr] --> src/noc/error.rs:51:13 Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] 51 | write!(f, "(line: {}, char {})", l, c); Dec 18 13:42:44.477 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:44.477 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 13:42:44.477 INFO [stderr] Dec 18 13:42:44.477 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:44.477 INFO [stderr] --> src/noc/error.rs:53:17 Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] 53 | write!(f, " while parsing "); Dec 18 13:42:44.477 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:44.477 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 13:42:44.477 INFO [stderr] Dec 18 13:42:44.477 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:44.477 INFO [stderr] --> src/noc/error.rs:62:9 Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] 62 | / write!( Dec 18 13:42:44.477 INFO [stderr] 63 | | f, Dec 18 13:42:44.477 INFO [stderr] 64 | | "Expected {} but found {} while parsing the value for ", Dec 18 13:42:44.477 INFO [stderr] 65 | | self.expected, self.found Dec 18 13:42:44.477 INFO [stderr] 66 | | ); Dec 18 13:42:44.477 INFO [stderr] | |__________^ Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:44.477 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 13:42:44.477 INFO [stderr] Dec 18 13:42:44.477 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:44.477 INFO [stderr] --> src/noc/error.rs:71:17 Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] 71 | write!(f, "\"{}\", ", k); Dec 18 13:42:44.477 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:44.477 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 13:42:44.477 INFO [stderr] Dec 18 13:42:44.477 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:44.477 INFO [stderr] --> src/noc/error.rs:73:17 Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] 73 | write!(f, "\"{}\"", k); Dec 18 13:42:44.477 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:44.477 INFO [stderr] | Dec 18 13:42:44.477 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:44.477 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 13:42:44.477 INFO [stderr] Dec 18 13:42:45.127 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:45.127 INFO [stderr] --> src/noc/error.rs:47:9 Dec 18 13:42:45.127 INFO [stderr] | Dec 18 13:42:45.127 INFO [stderr] 47 | write!(f, "{} at ", self. reason); Dec 18 13:42:45.127 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:45.127 INFO [stderr] | Dec 18 13:42:45.127 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 18 13:42:45.127 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:45.127 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 13:42:45.127 INFO [stderr] Dec 18 13:42:45.127 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:45.127 INFO [stderr] --> src/noc/error.rs:51:13 Dec 18 13:42:45.127 INFO [stderr] | Dec 18 13:42:45.127 INFO [stderr] 51 | write!(f, "(line: {}, char {})", l, c); Dec 18 13:42:45.127 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:45.127 INFO [stderr] | Dec 18 13:42:45.127 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:45.127 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 13:42:45.127 INFO [stderr] Dec 18 13:42:45.127 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:45.127 INFO [stderr] --> src/noc/error.rs:53:17 Dec 18 13:42:45.127 INFO [stderr] | Dec 18 13:42:45.127 INFO [stderr] 53 | write!(f, " while parsing "); Dec 18 13:42:45.127 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:45.127 INFO [stderr] | Dec 18 13:42:45.127 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:45.127 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 13:42:45.127 INFO [stderr] Dec 18 13:42:45.127 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:45.127 INFO [stderr] --> src/noc/error.rs:62:9 Dec 18 13:42:45.127 INFO [stderr] | Dec 18 13:42:45.127 INFO [stderr] 62 | / write!( Dec 18 13:42:45.127 INFO [stderr] 63 | | f, Dec 18 13:42:45.127 INFO [stderr] 64 | | "Expected {} but found {} while parsing the value for ", Dec 18 13:42:45.127 INFO [stderr] 65 | | self.expected, self.found Dec 18 13:42:45.127 INFO [stderr] 66 | | ); Dec 18 13:42:45.127 INFO [stderr] | |__________^ Dec 18 13:42:45.127 INFO [stderr] | Dec 18 13:42:45.127 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:45.128 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 13:42:45.128 INFO [stderr] Dec 18 13:42:45.128 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:45.128 INFO [stderr] --> src/noc/error.rs:71:17 Dec 18 13:42:45.128 INFO [stderr] | Dec 18 13:42:45.128 INFO [stderr] 71 | write!(f, "\"{}\", ", k); Dec 18 13:42:45.128 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:45.128 INFO [stderr] | Dec 18 13:42:45.128 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:45.128 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 13:42:45.128 INFO [stderr] Dec 18 13:42:45.128 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 13:42:45.128 INFO [stderr] --> src/noc/error.rs:73:17 Dec 18 13:42:45.128 INFO [stderr] | Dec 18 13:42:45.128 INFO [stderr] 73 | write!(f, "\"{}\"", k); Dec 18 13:42:45.128 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 13:42:45.128 INFO [stderr] | Dec 18 13:42:45.128 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 13:42:45.128 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 13:42:45.128 INFO [stderr] Dec 18 13:42:45.349 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.20s Dec 18 13:42:45.595 INFO running `"docker" "inspect" "ea08605f68ee9a66e3315dc8da7876c8c8dc98af16c00fcc2af2404f798c3d6c"` Dec 18 13:42:45.776 INFO running `"docker" "rm" "-f" "ea08605f68ee9a66e3315dc8da7876c8c8dc98af16c00fcc2af2404f798c3d6c"` Dec 18 13:42:45.879 INFO [stdout] ea08605f68ee9a66e3315dc8da7876c8c8dc98af16c00fcc2af2404f798c3d6c