Dec 17 19:08:26.933 INFO checking museun/blaise against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:08:26.933 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/museun/blaise:/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 17 19:08:27.406 INFO [stdout] 7775fad634e1e1c3d55bb77a812856ab87a6d939f769a7fb0c2b6acb143d7860
Dec 17 19:08:27.408 INFO running `"docker" "start" "-a" "7775fad634e1e1c3d55bb77a812856ab87a6d939f769a7fb0c2b6acb143d7860"`
Dec 17 19:08:28.652 INFO [stderr]     Checking blaise v0.1.0 (/opt/crater/workdir)
Dec 17 19:08:29.308 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 17 19:08:29.308 INFO [stderr]    --> src/interpreter/builtin.rs:106:27
Dec 17 19:08:29.308 INFO [stderr]     |
Dec 17 19:08:29.308 INFO [stderr] 106 |             let buf = buf.trim_right_matches("\r\n");
Dec 17 19:08:29.308 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^
Dec 17 19:08:29.308 INFO [stderr]     |
Dec 17 19:08:29.308 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 17 19:08:29.308 INFO [stderr] 
Dec 17 19:08:29.528 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 17 19:08:29.547 INFO [stderr]    --> src/interpreter/builtin.rs:106:27
Dec 17 19:08:29.547 INFO [stderr]     |
Dec 17 19:08:29.547 INFO [stderr] 106 |             let buf = buf.trim_right_matches("\r\n");
Dec 17 19:08:29.547 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^
Dec 17 19:08:29.547 INFO [stderr]     |
Dec 17 19:08:29.547 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 17 19:08:29.547 INFO [stderr] 
Dec 17 19:08:30.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:30.544 INFO [stderr]   --> src/colors.rs:52:13
Dec 17 19:08:30.544 INFO [stderr]    |
Dec 17 19:08:30.544 INFO [stderr] 52 |             write!(buf, "{}", data.as_ref());
Dec 17 19:08:30.544 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:30.544 INFO [stderr]    |
Dec 17 19:08:30.548 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 19:08:30.549 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:30.549 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 17 19:08:30.549 INFO [stderr] 
Dec 17 19:08:30.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:30.549 INFO [stderr]   --> src/colors.rs:60:9
Dec 17 19:08:30.549 INFO [stderr]    |
Dec 17 19:08:30.549 INFO [stderr] 60 |         write!(buf, "{}", data.as_ref());
Dec 17 19:08:30.549 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:30.549 INFO [stderr]    |
Dec 17 19:08:30.549 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:30.549 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 17 19:08:30.549 INFO [stderr] 
Dec 17 19:08:30.558 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:30.558 INFO [stderr]   --> src/parser/error.rs:40:9
Dec 17 19:08:30.558 INFO [stderr]    |
Dec 17 19:08:30.558 INFO [stderr] 40 |         writeln!(w, "{}", data);
Dec 17 19:08:30.558 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:30.558 INFO [stderr]    |
Dec 17 19:08:30.565 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:30.565 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 17 19:08:30.565 INFO [stderr] 
Dec 17 19:08:30.565 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:30.565 INFO [stderr]   --> src/parser/error.rs:42:9
Dec 17 19:08:30.565 INFO [stderr]    |
Dec 17 19:08:30.565 INFO [stderr] 42 |         writeln!(w);
Dec 17 19:08:30.565 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 17 19:08:30.565 INFO [stderr]    |
Dec 17 19:08:30.565 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:30.565 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 17 19:08:30.565 INFO [stderr] 
Dec 17 19:08:30.565 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:30.565 INFO [stderr]   --> src/parser/error.rs:45:9
Dec 17 19:08:30.565 INFO [stderr]    |
Dec 17 19:08:30.565 INFO [stderr] 45 |         write!(w, ":");
Dec 17 19:08:30.565 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 17 19:08:30.565 INFO [stderr]    |
Dec 17 19:08:30.565 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:30.565 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 17 19:08:30.565 INFO [stderr] 
Dec 17 19:08:30.565 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:30.565 INFO [stderr]   --> src/parser/error.rs:51:17
Dec 17 19:08:30.565 INFO [stderr]    |
Dec 17 19:08:30.565 INFO [stderr] 51 |                 write!(w, "{}", reason);
Dec 17 19:08:30.565 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:30.566 INFO [stderr]    |
Dec 17 19:08:30.566 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:30.566 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 17 19:08:30.566 INFO [stderr] 
Dec 17 19:08:30.566 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:30.566 INFO [stderr]   --> src/parser/error.rs:73:17
Dec 17 19:08:30.566 INFO [stderr]    |
Dec 17 19:08:30.566 INFO [stderr] 73 |                 write!(w, " got ");
Dec 17 19:08:30.566 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:30.566 INFO [stderr]    |
Dec 17 19:08:30.566 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:30.566 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 17 19:08:30.566 INFO [stderr] 
Dec 17 19:08:30.566 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:30.566 INFO [stderr]   --> src/parser/error.rs:81:9
Dec 17 19:08:30.566 INFO [stderr]    |
Dec 17 19:08:30.566 INFO [stderr] 81 |         writeln!(w);
Dec 17 19:08:30.566 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 17 19:08:30.566 INFO [stderr]    |
Dec 17 19:08:30.566 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:30.566 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 17 19:08:30.566 INFO [stderr] 
Dec 17 19:08:31.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.088 INFO [stderr]   --> src/bin/blaise.rs:55:9
Dec 17 19:08:31.088 INFO [stderr]    |
Dec 17 19:08:31.088 INFO [stderr] 55 |         writeln!(writer, "{}\n", input);
Dec 17 19:08:31.089 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.089 INFO [stderr]    |
Dec 17 19:08:31.089 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 19:08:31.089 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.089 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 17 19:08:31.089 INFO [stderr] 
Dec 17 19:08:31.089 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.089 INFO [stderr]   --> src/bin/blaise.rs:64:9
Dec 17 19:08:31.089 INFO [stderr]    |
Dec 17 19:08:31.089 INFO [stderr] 64 |         writeln!(writer, "{}", tokens);
Dec 17 19:08:31.089 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.089 INFO [stderr]    |
Dec 17 19:08:31.089 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.089 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 17 19:08:31.089 INFO [stderr] 
Dec 17 19:08:31.096 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.096 INFO [stderr]   --> src/bin/blaise.rs:85:9
Dec 17 19:08:31.096 INFO [stderr]    |
Dec 17 19:08:31.096 INFO [stderr] 85 |         writeln!(writer);
Dec 17 19:08:31.096 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.096 INFO [stderr]    |
Dec 17 19:08:31.096 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.096 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 17 19:08:31.096 INFO [stderr] 
Dec 17 19:08:31.096 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.096 INFO [stderr]   --> src/bin/blaise.rs:91:9
Dec 17 19:08:31.096 INFO [stderr]    |
Dec 17 19:08:31.096 INFO [stderr] 91 |         writeln!(writer, "{:#?}", program);
Dec 17 19:08:31.096 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.096 INFO [stderr]    |
Dec 17 19:08:31.096 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.096 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 17 19:08:31.096 INFO [stderr] 
Dec 17 19:08:31.096 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.096 INFO [stderr]    --> src/bin/blaise.rs:101:13
Dec 17 19:08:31.096 INFO [stderr]     |
Dec 17 19:08:31.096 INFO [stderr] 101 |             writeln!(writer, "{:?}", res);
Dec 17 19:08:31.096 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.096 INFO [stderr]     |
Dec 17 19:08:31.096 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.096 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 17 19:08:31.096 INFO [stderr] 
Dec 17 19:08:31.134 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.134 INFO [stderr]   --> src/bin/blaise.rs:55:9
Dec 17 19:08:31.134 INFO [stderr]    |
Dec 17 19:08:31.134 INFO [stderr] 55 |         writeln!(writer, "{}\n", input);
Dec 17 19:08:31.134 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.134 INFO [stderr]    |
Dec 17 19:08:31.134 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 19:08:31.134 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.134 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 17 19:08:31.134 INFO [stderr] 
Dec 17 19:08:31.134 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.134 INFO [stderr]   --> src/bin/blaise.rs:64:9
Dec 17 19:08:31.134 INFO [stderr]    |
Dec 17 19:08:31.134 INFO [stderr] 64 |         writeln!(writer, "{}", tokens);
Dec 17 19:08:31.134 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.134 INFO [stderr]    |
Dec 17 19:08:31.134 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.134 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 17 19:08:31.134 INFO [stderr] 
Dec 17 19:08:31.134 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.134 INFO [stderr]   --> src/bin/blaise.rs:85:9
Dec 17 19:08:31.134 INFO [stderr]    |
Dec 17 19:08:31.134 INFO [stderr] 85 |         writeln!(writer);
Dec 17 19:08:31.134 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.135 INFO [stderr]    |
Dec 17 19:08:31.135 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.135 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 17 19:08:31.135 INFO [stderr] 
Dec 17 19:08:31.135 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.135 INFO [stderr]   --> src/bin/blaise.rs:91:9
Dec 17 19:08:31.135 INFO [stderr]    |
Dec 17 19:08:31.135 INFO [stderr] 91 |         writeln!(writer, "{:#?}", program);
Dec 17 19:08:31.135 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.135 INFO [stderr]    |
Dec 17 19:08:31.135 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.135 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 17 19:08:31.135 INFO [stderr] 
Dec 17 19:08:31.139 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.140 INFO [stderr]    --> src/bin/blaise.rs:101:13
Dec 17 19:08:31.140 INFO [stderr]     |
Dec 17 19:08:31.140 INFO [stderr] 101 |             writeln!(writer, "{:?}", res);
Dec 17 19:08:31.140 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.140 INFO [stderr]     |
Dec 17 19:08:31.140 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.140 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 17 19:08:31.140 INFO [stderr] 
Dec 17 19:08:31.198 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.198 INFO [stderr]   --> src/colors.rs:52:13
Dec 17 19:08:31.198 INFO [stderr]    |
Dec 17 19:08:31.198 INFO [stderr] 52 |             write!(buf, "{}", data.as_ref());
Dec 17 19:08:31.198 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.198 INFO [stderr]    |
Dec 17 19:08:31.198 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 19:08:31.198 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.198 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 17 19:08:31.198 INFO [stderr] 
Dec 17 19:08:31.198 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.198 INFO [stderr]   --> src/colors.rs:60:9
Dec 17 19:08:31.198 INFO [stderr]    |
Dec 17 19:08:31.198 INFO [stderr] 60 |         write!(buf, "{}", data.as_ref());
Dec 17 19:08:31.198 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.198 INFO [stderr]    |
Dec 17 19:08:31.198 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.198 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 17 19:08:31.198 INFO [stderr] 
Dec 17 19:08:31.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.216 INFO [stderr]   --> src/parser/error.rs:40:9
Dec 17 19:08:31.216 INFO [stderr]    |
Dec 17 19:08:31.216 INFO [stderr] 40 |         writeln!(w, "{}", data);
Dec 17 19:08:31.216 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.216 INFO [stderr]    |
Dec 17 19:08:31.216 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.216 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 17 19:08:31.216 INFO [stderr] 
Dec 17 19:08:31.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.216 INFO [stderr]   --> src/parser/error.rs:42:9
Dec 17 19:08:31.216 INFO [stderr]    |
Dec 17 19:08:31.216 INFO [stderr] 42 |         writeln!(w);
Dec 17 19:08:31.216 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 17 19:08:31.216 INFO [stderr]    |
Dec 17 19:08:31.216 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.216 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 17 19:08:31.216 INFO [stderr] 
Dec 17 19:08:31.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.216 INFO [stderr]   --> src/parser/error.rs:45:9
Dec 17 19:08:31.216 INFO [stderr]    |
Dec 17 19:08:31.217 INFO [stderr] 45 |         write!(w, ":");
Dec 17 19:08:31.217 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 17 19:08:31.217 INFO [stderr]    |
Dec 17 19:08:31.217 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.217 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 17 19:08:31.217 INFO [stderr] 
Dec 17 19:08:31.217 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.217 INFO [stderr]   --> src/parser/error.rs:51:17
Dec 17 19:08:31.217 INFO [stderr]    |
Dec 17 19:08:31.217 INFO [stderr] 51 |                 write!(w, "{}", reason);
Dec 17 19:08:31.217 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.217 INFO [stderr]    |
Dec 17 19:08:31.217 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.217 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 17 19:08:31.217 INFO [stderr] 
Dec 17 19:08:31.217 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.217 INFO [stderr]   --> src/parser/error.rs:73:17
Dec 17 19:08:31.217 INFO [stderr]    |
Dec 17 19:08:31.217 INFO [stderr] 73 |                 write!(w, " got ");
Dec 17 19:08:31.217 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:31.217 INFO [stderr]    |
Dec 17 19:08:31.217 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.217 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 17 19:08:31.217 INFO [stderr] 
Dec 17 19:08:31.217 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:31.217 INFO [stderr]   --> src/parser/error.rs:81:9
Dec 17 19:08:31.217 INFO [stderr]    |
Dec 17 19:08:31.217 INFO [stderr] 81 |         writeln!(w);
Dec 17 19:08:31.217 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 17 19:08:31.217 INFO [stderr]    |
Dec 17 19:08:31.217 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:31.217 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 17 19:08:31.217 INFO [stderr] 
Dec 17 19:08:31.284 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
Dec 17 19:08:31.680 INFO running `"docker" "inspect" "7775fad634e1e1c3d55bb77a812856ab87a6d939f769a7fb0c2b6acb143d7860"`
Dec 17 19:08:31.882 INFO running `"docker" "rm" "-f" "7775fad634e1e1c3d55bb77a812856ab87a6d939f769a7fb0c2b6acb143d7860"`
Dec 17 19:08:32.110 INFO [stdout] 7775fad634e1e1c3d55bb77a812856ab87a6d939f769a7fb0c2b6acb143d7860