Dec 05 11:55:55.108 INFO checking iching-0.3.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 11:55:55.108 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 11:55:55.397 INFO [stdout] 82bc1aa11444c536af19e3e36811fc7a8e7834f4c559d30cecd98f4bf8fc780e
Dec 05 11:55:55.400 INFO running `"docker" "start" "-a" "82bc1aa11444c536af19e3e36811fc7a8e7834f4c559d30cecd98f4bf8fc780e"`
Dec 05 11:55:55.946 INFO [stderr] usermod: no changes
Dec 05 11:55:56.071 INFO [stderr]     Checking iching v0.3.1 (/source)
Dec 05 11:55:57.475 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.476 INFO [stderr]   --> src/hexagram_repository.rs:68:9
Dec 05 11:55:57.476 INFO [stderr]    |
Dec 05 11:55:57.476 INFO [stderr] 68 |         writeln!(f, "  {} (No. {})", self.get_symbol(), self.get_number());
Dec 05 11:55:57.476 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.477 INFO [stderr]    |
Dec 05 11:55:57.477 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 11:55:57.477 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.477 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 05 11:55:57.478 INFO [stderr] 
Dec 05 11:55:57.478 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.478 INFO [stderr]   --> src/hexagram_repository.rs:69:9
Dec 05 11:55:57.478 INFO [stderr]    |
Dec 05 11:55:57.479 INFO [stderr] 69 |         writeln!(f, "{} - {}", self.get_chinese_name(), self.get_localized_name());
Dec 05 11:55:57.479 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.479 INFO [stderr]    |
Dec 05 11:55:57.479 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.480 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 05 11:55:57.480 INFO [stderr] 
Dec 05 11:55:57.480 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.480 INFO [stderr]   --> src/hexagram_repository.rs:70:9
Dec 05 11:55:57.481 INFO [stderr]    |
Dec 05 11:55:57.481 INFO [stderr] 70 |         writeln!(f);
Dec 05 11:55:57.481 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 05 11:55:57.481 INFO [stderr]    |
Dec 05 11:55:57.482 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.482 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 05 11:55:57.482 INFO [stderr] 
Dec 05 11:55:57.483 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.483 INFO [stderr]   --> src/hexagram_repository.rs:71:9
Dec 05 11:55:57.483 INFO [stderr]    |
Dec 05 11:55:57.483 INFO [stderr] 71 |         writeln!(f, "  Judgement:");
Dec 05 11:55:57.483 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.484 INFO [stderr]    |
Dec 05 11:55:57.484 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.484 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 05 11:55:57.484 INFO [stderr] 
Dec 05 11:55:57.485 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.485 INFO [stderr]   --> src/hexagram_repository.rs:72:9
Dec 05 11:55:57.485 INFO [stderr]    |
Dec 05 11:55:57.486 INFO [stderr] 72 |         writeln!(f, "{}", self.get_judgement());
Dec 05 11:55:57.486 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.486 INFO [stderr]    |
Dec 05 11:55:57.486 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.487 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 05 11:55:57.487 INFO [stderr] 
Dec 05 11:55:57.487 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.487 INFO [stderr]   --> src/hexagram_repository.rs:73:9
Dec 05 11:55:57.488 INFO [stderr]    |
Dec 05 11:55:57.488 INFO [stderr] 73 |         writeln!(f, "  Images:");
Dec 05 11:55:57.488 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.488 INFO [stderr]    |
Dec 05 11:55:57.489 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.489 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 05 11:55:57.489 INFO [stderr] 
Dec 05 11:55:57.489 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.490 INFO [stderr]   --> src/hexagram_repository.rs:74:9
Dec 05 11:55:57.490 INFO [stderr]    |
Dec 05 11:55:57.490 INFO [stderr] 74 |         writeln!(f, "{}", self.get_images());
Dec 05 11:55:57.490 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.491 INFO [stderr]    |
Dec 05 11:55:57.491 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.491 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 05 11:55:57.491 INFO [stderr] 
Dec 05 11:55:57.497 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.497 INFO [stderr]    --> src/trigram.rs:234:9
Dec 05 11:55:57.497 INFO [stderr]     |
Dec 05 11:55:57.497 INFO [stderr] 234 |         writeln!(f, "{} (No. {})", self.symbol(), self.number());
Dec 05 11:55:57.498 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.498 INFO [stderr]     |
Dec 05 11:55:57.498 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.498 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 05 11:55:57.499 INFO [stderr] 
Dec 05 11:55:57.499 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.499 INFO [stderr]    --> src/trigram.rs:235:9
Dec 05 11:55:57.500 INFO [stderr]     |
Dec 05 11:55:57.500 INFO [stderr] 235 |         writeln!(f, "{} - {}", self.romanized(), self.english_translation());
Dec 05 11:55:57.500 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.500 INFO [stderr]     |
Dec 05 11:55:57.500 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.501 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 05 11:55:57.501 INFO [stderr] 
Dec 05 11:55:57.501 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.502 INFO [stderr]    --> src/trigram.rs:236:9
Dec 05 11:55:57.502 INFO [stderr]     |
Dec 05 11:55:57.502 INFO [stderr] 236 |         writeln!(f);
Dec 05 11:55:57.502 INFO [stderr]     |         ^^^^^^^^^^^^
Dec 05 11:55:57.503 INFO [stderr]     |
Dec 05 11:55:57.503 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.503 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 05 11:55:57.503 INFO [stderr] 
Dec 05 11:55:57.504 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.504 INFO [stderr]    --> src/trigram.rs:237:9
Dec 05 11:55:57.504 INFO [stderr]     |
Dec 05 11:55:57.504 INFO [stderr] 237 |         writeln!(f, "Attribute: {}", self.attribute());
Dec 05 11:55:57.505 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.505 INFO [stderr]     |
Dec 05 11:55:57.505 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.505 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 05 11:55:57.505 INFO [stderr] 
Dec 05 11:55:57.506 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.506 INFO [stderr]    --> src/trigram.rs:238:9
Dec 05 11:55:57.506 INFO [stderr]     |
Dec 05 11:55:57.507 INFO [stderr] 238 |         writeln!(f, "Image in nature: {}", self.image());
Dec 05 11:55:57.507 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.507 INFO [stderr]     |
Dec 05 11:55:57.507 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.508 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 05 11:55:57.508 INFO [stderr] 
Dec 05 11:55:57.508 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:57.508 INFO [stderr]    --> src/trigram.rs:239:9
Dec 05 11:55:57.508 INFO [stderr]     |
Dec 05 11:55:57.509 INFO [stderr] 239 |         writeln!(f, "Family Relationship: {}", self.family_relationship());
Dec 05 11:55:57.509 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:57.509 INFO [stderr]     |
Dec 05 11:55:57.509 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:57.509 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 05 11:55:57.509 INFO [stderr] 
Dec 05 11:55:58.365 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.365 INFO [stderr]   --> src/hexagram_repository.rs:68:9
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr] 68 |         writeln!(f, "  {} (No. {})", self.get_symbol(), self.get_number());
Dec 05 11:55:58.365 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 11:55:58.365 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.365 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 05 11:55:58.365 INFO [stderr] 
Dec 05 11:55:58.365 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.365 INFO [stderr]   --> src/hexagram_repository.rs:69:9
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr] 69 |         writeln!(f, "{} - {}", self.get_chinese_name(), self.get_localized_name());
Dec 05 11:55:58.365 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.365 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 05 11:55:58.365 INFO [stderr] 
Dec 05 11:55:58.365 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.365 INFO [stderr]   --> src/hexagram_repository.rs:70:9
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr] 70 |         writeln!(f);
Dec 05 11:55:58.365 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.365 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 05 11:55:58.365 INFO [stderr] 
Dec 05 11:55:58.365 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.365 INFO [stderr]   --> src/hexagram_repository.rs:71:9
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr] 71 |         writeln!(f, "  Judgement:");
Dec 05 11:55:58.365 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.365 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 05 11:55:58.365 INFO [stderr] 
Dec 05 11:55:58.365 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.365 INFO [stderr]   --> src/hexagram_repository.rs:72:9
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr] 72 |         writeln!(f, "{}", self.get_judgement());
Dec 05 11:55:58.365 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.365 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 05 11:55:58.365 INFO [stderr] 
Dec 05 11:55:58.365 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.365 INFO [stderr]   --> src/hexagram_repository.rs:73:9
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr] 73 |         writeln!(f, "  Images:");
Dec 05 11:55:58.365 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.365 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 05 11:55:58.365 INFO [stderr] 
Dec 05 11:55:58.365 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.365 INFO [stderr]   --> src/hexagram_repository.rs:74:9
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr] 74 |         writeln!(f, "{}", self.get_images());
Dec 05 11:55:58.365 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.365 INFO [stderr]    |
Dec 05 11:55:58.365 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.365 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 05 11:55:58.365 INFO [stderr] 
Dec 05 11:55:58.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.367 INFO [stderr]    --> src/trigram.rs:234:9
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr] 234 |         writeln!(f, "{} (No. {})", self.symbol(), self.number());
Dec 05 11:55:58.367 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.367 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 05 11:55:58.367 INFO [stderr] 
Dec 05 11:55:58.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.367 INFO [stderr]    --> src/trigram.rs:235:9
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr] 235 |         writeln!(f, "{} - {}", self.romanized(), self.english_translation());
Dec 05 11:55:58.367 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.367 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 05 11:55:58.367 INFO [stderr] 
Dec 05 11:55:58.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.367 INFO [stderr]    --> src/trigram.rs:236:9
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr] 236 |         writeln!(f);
Dec 05 11:55:58.367 INFO [stderr]     |         ^^^^^^^^^^^^
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.367 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 05 11:55:58.367 INFO [stderr] 
Dec 05 11:55:58.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.367 INFO [stderr]    --> src/trigram.rs:237:9
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr] 237 |         writeln!(f, "Attribute: {}", self.attribute());
Dec 05 11:55:58.367 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.367 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 05 11:55:58.367 INFO [stderr] 
Dec 05 11:55:58.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.367 INFO [stderr]    --> src/trigram.rs:238:9
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr] 238 |         writeln!(f, "Image in nature: {}", self.image());
Dec 05 11:55:58.367 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.367 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 05 11:55:58.367 INFO [stderr] 
Dec 05 11:55:58.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 11:55:58.367 INFO [stderr]    --> src/trigram.rs:239:9
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr] 239 |         writeln!(f, "Family Relationship: {}", self.family_relationship());
Dec 05 11:55:58.367 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 11:55:58.367 INFO [stderr]     |
Dec 05 11:55:58.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 11:55:58.368 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 05 11:55:58.368 INFO [stderr] 
Dec 05 11:56:02.233 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.26s
Dec 05 11:56:02.239 INFO [stderr] su: No module specific data is present
Dec 05 11:56:02.715 INFO running `"docker" "inspect" "82bc1aa11444c536af19e3e36811fc7a8e7834f4c559d30cecd98f4bf8fc780e"`
Dec 05 11:56:02.846 INFO running `"docker" "rm" "-f" "82bc1aa11444c536af19e3e36811fc7a8e7834f4c559d30cecd98f4bf8fc780e"`
Dec 05 11:56:02.951 INFO [stdout] 82bc1aa11444c536af19e3e36811fc7a8e7834f4c559d30cecd98f4bf8fc780e