Dec 11 13:05:46.086 INFO checking museun/blaise against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 13:05:46.086 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 13:05:46.429 INFO [stdout] 185b526418a924dfd9c19b782f8a287b888a606aa275cf6d65da5eae16b9610e
Dec 11 13:05:46.436 INFO running `"docker" "start" "-a" "185b526418a924dfd9c19b782f8a287b888a606aa275cf6d65da5eae16b9610e"`
Dec 11 13:05:47.460 INFO [stderr] usermod: no changes
Dec 11 13:05:47.631 INFO [stderr]     Checking simplelog v0.5.3
Dec 11 13:05:48.336 INFO [stderr]     Checking blaise v0.1.0 (/source)
Dec 11 13:05:51.096 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:51.096 INFO [stderr]   --> src/colors.rs:52:13
Dec 11 13:05:51.096 INFO [stderr]    |
Dec 11 13:05:51.096 INFO [stderr] 52 |             write!(buf, "{}", data.as_ref());
Dec 11 13:05:51.096 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:51.097 INFO [stderr]    |
Dec 11 13:05:51.097 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 13:05:51.097 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:51.097 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 11 13:05:51.097 INFO [stderr] 
Dec 11 13:05:51.097 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:51.097 INFO [stderr]   --> src/colors.rs:60:9
Dec 11 13:05:51.097 INFO [stderr]    |
Dec 11 13:05:51.097 INFO [stderr] 60 |         write!(buf, "{}", data.as_ref());
Dec 11 13:05:51.097 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:51.097 INFO [stderr]    |
Dec 11 13:05:51.097 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:51.097 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 11 13:05:51.097 INFO [stderr] 
Dec 11 13:05:51.104 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:51.105 INFO [stderr]   --> src/parser/error.rs:40:9
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr] 40 |         writeln!(w, "{}", data);
Dec 11 13:05:51.105 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:51.105 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 11 13:05:51.105 INFO [stderr] 
Dec 11 13:05:51.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:51.105 INFO [stderr]   --> src/parser/error.rs:42:9
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr] 42 |         writeln!(w);
Dec 11 13:05:51.105 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:51.105 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 11 13:05:51.105 INFO [stderr] 
Dec 11 13:05:51.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:51.105 INFO [stderr]   --> src/parser/error.rs:45:9
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr] 45 |         write!(w, ":");
Dec 11 13:05:51.105 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:51.105 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 11 13:05:51.105 INFO [stderr] 
Dec 11 13:05:51.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:51.105 INFO [stderr]   --> src/parser/error.rs:51:17
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr] 51 |                 write!(w, "{}", reason);
Dec 11 13:05:51.105 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:51.105 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 11 13:05:51.105 INFO [stderr] 
Dec 11 13:05:51.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:51.105 INFO [stderr]   --> src/parser/error.rs:73:17
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr] 73 |                 write!(w, " got ");
Dec 11 13:05:51.105 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:51.105 INFO [stderr]    |
Dec 11 13:05:51.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:51.105 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 11 13:05:51.105 INFO [stderr] 
Dec 11 13:05:51.106 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:51.106 INFO [stderr]   --> src/parser/error.rs:81:9
Dec 11 13:05:51.106 INFO [stderr]    |
Dec 11 13:05:51.106 INFO [stderr] 81 |         writeln!(w);
Dec 11 13:05:51.106 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 11 13:05:51.106 INFO [stderr]    |
Dec 11 13:05:51.106 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:51.106 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 11 13:05:51.106 INFO [stderr] 
Dec 11 13:05:52.380 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.380 INFO [stderr]   --> src/bin/blaise.rs:55:9
Dec 11 13:05:52.380 INFO [stderr]    |
Dec 11 13:05:52.380 INFO [stderr] 55 |         writeln!(writer, "{}\n", input);
Dec 11 13:05:52.380 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.380 INFO [stderr]    |
Dec 11 13:05:52.380 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 13:05:52.380 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.380 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 11 13:05:52.380 INFO [stderr] 
Dec 11 13:05:52.380 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.380 INFO [stderr]   --> src/bin/blaise.rs:64:9
Dec 11 13:05:52.380 INFO [stderr]    |
Dec 11 13:05:52.380 INFO [stderr] 64 |         writeln!(writer, "{}", tokens);
Dec 11 13:05:52.380 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.380 INFO [stderr]    |
Dec 11 13:05:52.380 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.380 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 11 13:05:52.381 INFO [stderr] 
Dec 11 13:05:52.381 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.381 INFO [stderr]   --> src/bin/blaise.rs:85:9
Dec 11 13:05:52.381 INFO [stderr]    |
Dec 11 13:05:52.381 INFO [stderr] 85 |         writeln!(writer);
Dec 11 13:05:52.381 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.381 INFO [stderr]    |
Dec 11 13:05:52.381 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.381 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 11 13:05:52.381 INFO [stderr] 
Dec 11 13:05:52.381 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.381 INFO [stderr]   --> src/bin/blaise.rs:91:9
Dec 11 13:05:52.381 INFO [stderr]    |
Dec 11 13:05:52.381 INFO [stderr] 91 |         writeln!(writer, "{:#?}", program);
Dec 11 13:05:52.381 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.381 INFO [stderr]    |
Dec 11 13:05:52.381 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.381 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 11 13:05:52.381 INFO [stderr] 
Dec 11 13:05:52.381 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.381 INFO [stderr]    --> src/bin/blaise.rs:101:13
Dec 11 13:05:52.381 INFO [stderr]     |
Dec 11 13:05:52.381 INFO [stderr] 101 |             writeln!(writer, "{:?}", res);
Dec 11 13:05:52.381 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.381 INFO [stderr]     |
Dec 11 13:05:52.381 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.381 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 11 13:05:52.381 INFO [stderr] 
Dec 11 13:05:52.768 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.768 INFO [stderr]   --> src/bin/blaise.rs:55:9
Dec 11 13:05:52.769 INFO [stderr]    |
Dec 11 13:05:52.769 INFO [stderr] 55 |         writeln!(writer, "{}\n", input);
Dec 11 13:05:52.769 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.769 INFO [stderr]    |
Dec 11 13:05:52.769 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 13:05:52.769 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.769 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 11 13:05:52.769 INFO [stderr] 
Dec 11 13:05:52.769 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.769 INFO [stderr]   --> src/bin/blaise.rs:64:9
Dec 11 13:05:52.769 INFO [stderr]    |
Dec 11 13:05:52.769 INFO [stderr] 64 |         writeln!(writer, "{}", tokens);
Dec 11 13:05:52.769 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.769 INFO [stderr]    |
Dec 11 13:05:52.769 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.769 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 11 13:05:52.769 INFO [stderr] 
Dec 11 13:05:52.769 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.769 INFO [stderr]   --> src/bin/blaise.rs:85:9
Dec 11 13:05:52.769 INFO [stderr]    |
Dec 11 13:05:52.769 INFO [stderr] 85 |         writeln!(writer);
Dec 11 13:05:52.769 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.769 INFO [stderr]    |
Dec 11 13:05:52.769 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.769 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 11 13:05:52.769 INFO [stderr] 
Dec 11 13:05:52.769 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.769 INFO [stderr]   --> src/bin/blaise.rs:91:9
Dec 11 13:05:52.769 INFO [stderr]    |
Dec 11 13:05:52.769 INFO [stderr] 91 |         writeln!(writer, "{:#?}", program);
Dec 11 13:05:52.769 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.769 INFO [stderr]    |
Dec 11 13:05:52.769 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.769 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 11 13:05:52.769 INFO [stderr] 
Dec 11 13:05:52.769 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:52.769 INFO [stderr]    --> src/bin/blaise.rs:101:13
Dec 11 13:05:52.769 INFO [stderr]     |
Dec 11 13:05:52.769 INFO [stderr] 101 |             writeln!(writer, "{:?}", res);
Dec 11 13:05:52.769 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:52.769 INFO [stderr]     |
Dec 11 13:05:52.769 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:52.769 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 11 13:05:52.769 INFO [stderr] 
Dec 11 13:05:53.176 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:53.176 INFO [stderr]   --> src/colors.rs:52:13
Dec 11 13:05:53.176 INFO [stderr]    |
Dec 11 13:05:53.176 INFO [stderr] 52 |             write!(buf, "{}", data.as_ref());
Dec 11 13:05:53.176 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:53.176 INFO [stderr]    |
Dec 11 13:05:53.176 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 13:05:53.176 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:53.176 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 11 13:05:53.176 INFO [stderr] 
Dec 11 13:05:53.176 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:53.176 INFO [stderr]   --> src/colors.rs:60:9
Dec 11 13:05:53.176 INFO [stderr]    |
Dec 11 13:05:53.176 INFO [stderr] 60 |         write!(buf, "{}", data.as_ref());
Dec 11 13:05:53.176 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:53.176 INFO [stderr]    |
Dec 11 13:05:53.176 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:53.176 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 11 13:05:53.176 INFO [stderr] 
Dec 11 13:05:53.184 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:53.184 INFO [stderr]   --> src/parser/error.rs:40:9
Dec 11 13:05:53.184 INFO [stderr]    |
Dec 11 13:05:53.184 INFO [stderr] 40 |         writeln!(w, "{}", data);
Dec 11 13:05:53.184 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:53.184 INFO [stderr]    |
Dec 11 13:05:53.184 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:53.184 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 11 13:05:53.184 INFO [stderr] 
Dec 11 13:05:53.185 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:53.185 INFO [stderr]   --> src/parser/error.rs:42:9
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr] 42 |         writeln!(w);
Dec 11 13:05:53.185 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:53.185 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 11 13:05:53.185 INFO [stderr] 
Dec 11 13:05:53.185 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:53.185 INFO [stderr]   --> src/parser/error.rs:45:9
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr] 45 |         write!(w, ":");
Dec 11 13:05:53.185 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:53.185 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 11 13:05:53.185 INFO [stderr] 
Dec 11 13:05:53.185 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:53.185 INFO [stderr]   --> src/parser/error.rs:51:17
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr] 51 |                 write!(w, "{}", reason);
Dec 11 13:05:53.185 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:53.185 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 11 13:05:53.185 INFO [stderr] 
Dec 11 13:05:53.185 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:53.185 INFO [stderr]   --> src/parser/error.rs:73:17
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr] 73 |                 write!(w, " got ");
Dec 11 13:05:53.185 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:53.185 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 11 13:05:53.185 INFO [stderr] 
Dec 11 13:05:53.185 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:05:53.185 INFO [stderr]   --> src/parser/error.rs:81:9
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr] 81 |         writeln!(w);
Dec 11 13:05:53.185 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 11 13:05:53.185 INFO [stderr]    |
Dec 11 13:05:53.185 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:05:53.185 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 11 13:05:53.185 INFO [stderr] 
Dec 11 13:05:53.269 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.76s
Dec 11 13:05:53.273 INFO [stderr] su: No module specific data is present
Dec 11 13:05:54.373 INFO running `"docker" "inspect" "185b526418a924dfd9c19b782f8a287b888a606aa275cf6d65da5eae16b9610e"`
Dec 11 13:05:54.727 INFO running `"docker" "rm" "-f" "185b526418a924dfd9c19b782f8a287b888a606aa275cf6d65da5eae16b9610e"`
Dec 11 13:05:55.020 INFO [stdout] 185b526418a924dfd9c19b782f8a287b888a606aa275cf6d65da5eae16b9610e