Dec 18 02:01:32.583 INFO checking csreid/nqueens-rs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 02:01:32.584 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/csreid/nqueens-rs:/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 02:01:33.059 INFO [stdout] 6cc29591f1a318a22b129898fee2d2e417eab374811dd15a72951d687c632623
Dec 18 02:01:33.066 INFO running `"docker" "start" "-a" "6cc29591f1a318a22b129898fee2d2e417eab374811dd15a72951d687c632623"`
Dec 18 02:01:34.897 INFO [stderr]     Checking stopwatch v0.0.7
Dec 18 02:01:35.396 INFO [stderr]     Checking nqueens-rs v0.1.0 (/opt/crater/workdir)
Dec 18 02:01:35.776 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 02:01:35.776 INFO [stderr]    --> src/main.rs:118:12
Dec 18 02:01:35.776 INFO [stderr]     |
Dec 18 02:01:35.776 INFO [stderr] 118 |         for i in (0..=N) {
Dec 18 02:01:35.776 INFO [stderr]     |                  ^^^^^^^ help: remove these parentheses
Dec 18 02:01:35.776 INFO [stderr]     |
Dec 18 02:01:35.776 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 02:01:35.784 INFO [stderr] 
Dec 18 02:01:35.784 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 02:01:35.784 INFO [stderr]    --> src/main.rs:119:13
Dec 18 02:01:35.784 INFO [stderr]     |
Dec 18 02:01:35.784 INFO [stderr] 119 |             for j in (0..=N) {
Dec 18 02:01:35.784 INFO [stderr]     |                      ^^^^^^^ help: remove these parentheses
Dec 18 02:01:35.784 INFO [stderr] 
Dec 18 02:01:35.784 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 02:01:35.784 INFO [stderr]    --> src/main.rs:182:12
Dec 18 02:01:35.784 INFO [stderr]     |
Dec 18 02:01:35.784 INFO [stderr] 182 |         for i in (0..N) {
Dec 18 02:01:35.784 INFO [stderr]     |                  ^^^^^^ help: remove these parentheses
Dec 18 02:01:35.784 INFO [stderr] 
Dec 18 02:01:35.784 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 02:01:35.784 INFO [stderr]    --> src/main.rs:183:13
Dec 18 02:01:35.784 INFO [stderr]     |
Dec 18 02:01:35.784 INFO [stderr] 183 |             for j in (0..N) {
Dec 18 02:01:35.784 INFO [stderr]     |                      ^^^^^^ help: remove these parentheses
Dec 18 02:01:35.784 INFO [stderr] 
Dec 18 02:01:35.784 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 18 02:01:35.784 INFO [stderr]    --> src/main.rs:245:13
Dec 18 02:01:35.784 INFO [stderr]     |
Dec 18 02:01:35.784 INFO [stderr] 245 |     let time = (sw.elapsed_ms() as f64);
Dec 18 02:01:35.784 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 02:01:35.784 INFO [stderr] 
Dec 18 02:01:35.852 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 02:01:35.852 INFO [stderr]    --> src/main.rs:118:12
Dec 18 02:01:35.852 INFO [stderr]     |
Dec 18 02:01:35.852 INFO [stderr] 118 |         for i in (0..=N) {
Dec 18 02:01:35.852 INFO [stderr]     |                  ^^^^^^^ help: remove these parentheses
Dec 18 02:01:35.852 INFO [stderr]     |
Dec 18 02:01:35.852 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 02:01:35.852 INFO [stderr] 
Dec 18 02:01:35.852 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 02:01:35.852 INFO [stderr]    --> src/main.rs:119:13
Dec 18 02:01:35.852 INFO [stderr]     |
Dec 18 02:01:35.852 INFO [stderr] 119 |             for j in (0..=N) {
Dec 18 02:01:35.852 INFO [stderr]     |                      ^^^^^^^ help: remove these parentheses
Dec 18 02:01:35.852 INFO [stderr] 
Dec 18 02:01:35.853 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 02:01:35.853 INFO [stderr]    --> src/main.rs:182:12
Dec 18 02:01:35.853 INFO [stderr]     |
Dec 18 02:01:35.853 INFO [stderr] 182 |         for i in (0..N) {
Dec 18 02:01:35.853 INFO [stderr]     |                  ^^^^^^ help: remove these parentheses
Dec 18 02:01:35.853 INFO [stderr] 
Dec 18 02:01:35.853 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 02:01:35.853 INFO [stderr]    --> src/main.rs:183:13
Dec 18 02:01:35.853 INFO [stderr]     |
Dec 18 02:01:35.853 INFO [stderr] 183 |             for j in (0..N) {
Dec 18 02:01:35.853 INFO [stderr]     |                      ^^^^^^ help: remove these parentheses
Dec 18 02:01:35.853 INFO [stderr] 
Dec 18 02:01:35.853 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 18 02:01:35.853 INFO [stderr]    --> src/main.rs:245:13
Dec 18 02:01:35.853 INFO [stderr]     |
Dec 18 02:01:35.853 INFO [stderr] 245 |     let time = (sw.elapsed_ms() as f64);
Dec 18 02:01:35.853 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 02:01:35.853 INFO [stderr] 
Dec 18 02:01:35.928 INFO [stderr] warning: unused variable: `i`
Dec 18 02:01:35.928 INFO [stderr]    --> src/main.rs:118:7
Dec 18 02:01:35.928 INFO [stderr]     |
Dec 18 02:01:35.928 INFO [stderr] 118 |         for i in (0..=N) {
Dec 18 02:01:35.928 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 18 02:01:35.928 INFO [stderr]     |
Dec 18 02:01:35.928 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 02:01:35.928 INFO [stderr] 
Dec 18 02:01:35.928 INFO [stderr] warning: unused variable: `children`
Dec 18 02:01:35.928 INFO [stderr]    --> src/main.rs:219:7
Dec 18 02:01:35.928 INFO [stderr]     |
Dec 18 02:01:35.928 INFO [stderr] 219 |         let children = self.children();
Dec 18 02:01:35.928 INFO [stderr]     |             ^^^^^^^^ help: consider using `_children` instead
Dec 18 02:01:35.928 INFO [stderr] 
Dec 18 02:01:35.937 INFO [stderr] warning: method is never used: `n_queens_bestfs`
Dec 18 02:01:35.937 INFO [stderr]    --> src/main.rs:193:2
Dec 18 02:01:35.937 INFO [stderr]     |
Dec 18 02:01:35.937 INFO [stderr] 193 |     fn n_queens_bestfs(&self, n:i32) -> (Board, i32) {
Dec 18 02:01:35.937 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.937 INFO [stderr]     |
Dec 18 02:01:35.937 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 02:01:35.937 INFO [stderr] 
Dec 18 02:01:35.938 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.938 INFO [stderr]   --> src/main.rs:78:4
Dec 18 02:01:35.938 INFO [stderr]    |
Dec 18 02:01:35.938 INFO [stderr] 78 |             write!(f, "+---");
Dec 18 02:01:35.938 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.938 INFO [stderr]    |
Dec 18 02:01:35.938 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 02:01:35.938 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.938 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 02:01:35.938 INFO [stderr] 
Dec 18 02:01:35.938 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.938 INFO [stderr]   --> src/main.rs:81:3
Dec 18 02:01:35.938 INFO [stderr]    |
Dec 18 02:01:35.938 INFO [stderr] 81 |         write!(f, "+\n");
Dec 18 02:01:35.938 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.938 INFO [stderr]    |
Dec 18 02:01:35.938 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.938 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 02:01:35.938 INFO [stderr] 
Dec 18 02:01:35.939 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.939 INFO [stderr]   --> src/main.rs:86:6
Dec 18 02:01:35.939 INFO [stderr]    |
Dec 18 02:01:35.939 INFO [stderr] 86 |                     write!(f, "| Q ");
Dec 18 02:01:35.939 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.939 INFO [stderr]    |
Dec 18 02:01:35.939 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.939 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 02:01:35.939 INFO [stderr] 
Dec 18 02:01:35.939 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.939 INFO [stderr]   --> src/main.rs:88:6
Dec 18 02:01:35.939 INFO [stderr]    |
Dec 18 02:01:35.939 INFO [stderr] 88 |                     write!(f, "|   ");
Dec 18 02:01:35.939 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.939 INFO [stderr]    |
Dec 18 02:01:35.940 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.940 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 02:01:35.940 INFO [stderr] 
Dec 18 02:01:35.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.940 INFO [stderr]   --> src/main.rs:92:4
Dec 18 02:01:35.940 INFO [stderr]    |
Dec 18 02:01:35.940 INFO [stderr] 92 |             write!(f, "|\n");
Dec 18 02:01:35.940 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.940 INFO [stderr]    |
Dec 18 02:01:35.940 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.941 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 02:01:35.941 INFO [stderr] 
Dec 18 02:01:35.941 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.941 INFO [stderr]   --> src/main.rs:95:5
Dec 18 02:01:35.941 INFO [stderr]    |
Dec 18 02:01:35.941 INFO [stderr] 95 |                 write!(f, "+---");
Dec 18 02:01:35.941 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.941 INFO [stderr]    |
Dec 18 02:01:35.941 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.941 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 02:01:35.941 INFO [stderr] 
Dec 18 02:01:35.941 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.941 INFO [stderr]   --> src/main.rs:97:4
Dec 18 02:01:35.941 INFO [stderr]    |
Dec 18 02:01:35.941 INFO [stderr] 97 |             write!(f, "+\n");
Dec 18 02:01:35.941 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.941 INFO [stderr]    |
Dec 18 02:01:35.941 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.941 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 02:01:35.941 INFO [stderr] 
Dec 18 02:01:35.941 INFO [stderr] warning: variable `startTime` should have a snake case name such as `start_time`
Dec 18 02:01:35.941 INFO [stderr]    --> src/main.rs:220:7
Dec 18 02:01:35.941 INFO [stderr]     |
Dec 18 02:01:35.941 INFO [stderr] 220 |         let startTime = Stopwatch::start_new();
Dec 18 02:01:35.941 INFO [stderr]     |             ^^^^^^^^^
Dec 18 02:01:35.941 INFO [stderr]     |
Dec 18 02:01:35.941 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 18 02:01:35.941 INFO [stderr] 
Dec 18 02:01:35.964 INFO [stderr] warning: unused variable: `i`
Dec 18 02:01:35.964 INFO [stderr]    --> src/main.rs:118:7
Dec 18 02:01:35.964 INFO [stderr]     |
Dec 18 02:01:35.964 INFO [stderr] 118 |         for i in (0..=N) {
Dec 18 02:01:35.964 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 18 02:01:35.964 INFO [stderr]     |
Dec 18 02:01:35.964 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 02:01:35.964 INFO [stderr] 
Dec 18 02:01:35.964 INFO [stderr] warning: unused variable: `children`
Dec 18 02:01:35.964 INFO [stderr]    --> src/main.rs:219:7
Dec 18 02:01:35.964 INFO [stderr]     |
Dec 18 02:01:35.964 INFO [stderr] 219 |         let children = self.children();
Dec 18 02:01:35.964 INFO [stderr]     |             ^^^^^^^^ help: consider using `_children` instead
Dec 18 02:01:35.964 INFO [stderr] 
Dec 18 02:01:35.996 INFO [stderr] warning: method is never used: `n_queens_bestfs`
Dec 18 02:01:35.996 INFO [stderr]    --> src/main.rs:193:2
Dec 18 02:01:35.996 INFO [stderr]     |
Dec 18 02:01:35.996 INFO [stderr] 193 |     fn n_queens_bestfs(&self, n:i32) -> (Board, i32) {
Dec 18 02:01:35.996 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.996 INFO [stderr]     |
Dec 18 02:01:35.996 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 02:01:35.996 INFO [stderr] 
Dec 18 02:01:35.996 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.996 INFO [stderr]   --> src/main.rs:78:4
Dec 18 02:01:35.996 INFO [stderr]    |
Dec 18 02:01:35.996 INFO [stderr] 78 |             write!(f, "+---");
Dec 18 02:01:35.996 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.996 INFO [stderr]    |
Dec 18 02:01:35.996 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 02:01:35.996 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.996 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 02:01:35.996 INFO [stderr] 
Dec 18 02:01:35.996 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.996 INFO [stderr]   --> src/main.rs:81:3
Dec 18 02:01:35.996 INFO [stderr]    |
Dec 18 02:01:35.996 INFO [stderr] 81 |         write!(f, "+\n");
Dec 18 02:01:35.996 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.996 INFO [stderr]    |
Dec 18 02:01:35.996 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.996 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 02:01:35.996 INFO [stderr] 
Dec 18 02:01:35.996 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.996 INFO [stderr]   --> src/main.rs:86:6
Dec 18 02:01:35.996 INFO [stderr]    |
Dec 18 02:01:35.996 INFO [stderr] 86 |                     write!(f, "| Q ");
Dec 18 02:01:35.996 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.996 INFO [stderr]    |
Dec 18 02:01:35.996 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.996 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 02:01:35.996 INFO [stderr] 
Dec 18 02:01:35.996 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.996 INFO [stderr]   --> src/main.rs:88:6
Dec 18 02:01:35.996 INFO [stderr]    |
Dec 18 02:01:35.996 INFO [stderr] 88 |                     write!(f, "|   ");
Dec 18 02:01:35.996 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.996 INFO [stderr]    |
Dec 18 02:01:35.997 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.997 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 02:01:35.997 INFO [stderr] 
Dec 18 02:01:35.997 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.997 INFO [stderr]   --> src/main.rs:92:4
Dec 18 02:01:35.997 INFO [stderr]    |
Dec 18 02:01:35.997 INFO [stderr] 92 |             write!(f, "|\n");
Dec 18 02:01:35.997 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.997 INFO [stderr]    |
Dec 18 02:01:35.997 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.997 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 02:01:35.997 INFO [stderr] 
Dec 18 02:01:35.997 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.997 INFO [stderr]   --> src/main.rs:95:5
Dec 18 02:01:35.997 INFO [stderr]    |
Dec 18 02:01:35.997 INFO [stderr] 95 |                 write!(f, "+---");
Dec 18 02:01:35.997 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.997 INFO [stderr]    |
Dec 18 02:01:35.997 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.997 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 02:01:35.997 INFO [stderr] 
Dec 18 02:01:35.997 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:35.997 INFO [stderr]   --> src/main.rs:97:4
Dec 18 02:01:35.997 INFO [stderr]    |
Dec 18 02:01:35.997 INFO [stderr] 97 |             write!(f, "+\n");
Dec 18 02:01:35.997 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^
Dec 18 02:01:35.997 INFO [stderr]    |
Dec 18 02:01:35.997 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:35.997 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 02:01:35.997 INFO [stderr] 
Dec 18 02:01:35.997 INFO [stderr] warning: variable `startTime` should have a snake case name such as `start_time`
Dec 18 02:01:35.997 INFO [stderr]    --> src/main.rs:220:7
Dec 18 02:01:35.997 INFO [stderr]     |
Dec 18 02:01:35.997 INFO [stderr] 220 |         let startTime = Stopwatch::start_new();
Dec 18 02:01:35.997 INFO [stderr]     |             ^^^^^^^^^
Dec 18 02:01:35.997 INFO [stderr]     |
Dec 18 02:01:35.997 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 18 02:01:35.997 INFO [stderr] 
Dec 18 02:01:36.035 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
Dec 18 02:01:36.569 INFO running `"docker" "inspect" "6cc29591f1a318a22b129898fee2d2e417eab374811dd15a72951d687c632623"`
Dec 18 02:01:36.663 INFO running `"docker" "rm" "-f" "6cc29591f1a318a22b129898fee2d2e417eab374811dd15a72951d687c632623"`
Dec 18 02:01:36.792 INFO [stdout] 6cc29591f1a318a22b129898fee2d2e417eab374811dd15a72951d687c632623