[INFO] cloning repository https://github.com/Welperooni/aoc2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Welperooni/aoc2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWelperooni%2Faoc2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWelperooni%2Faoc2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a29a5ac73ceaeda37bd1afb75362dec1773840d
[INFO] checking Welperooni/aoc2017 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWelperooni%2Faoc2017" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Welperooni/aoc2017
[INFO] finished tweaking git repo https://github.com/Welperooni/aoc2017
[INFO] tweaked toml for git repo https://github.com/Welperooni/aoc2017 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Welperooni/aoc2017 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Welperooni/aoc2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 960603a23019c2e3cb3ab1559b7ed58af1765e03aceb2c1fbfc5dc77aee7285a
[INFO] running `Command { std: "docker" "start" "-a" "960603a23019c2e3cb3ab1559b7ed58af1765e03aceb2c1fbfc5dc77aee7285a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "960603a23019c2e3cb3ab1559b7ed58af1765e03aceb2c1fbfc5dc77aee7285a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960603a23019c2e3cb3ab1559b7ed58af1765e03aceb2c1fbfc5dc77aee7285a", kill_on_drop: false }`
[INFO] [stdout] 960603a23019c2e3cb3ab1559b7ed58af1765e03aceb2c1fbfc5dc77aee7285a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37b38d74bf9fdfe6fedbbe590096fff7eafc38ad93caa60afba51aed35c35eca
[INFO] running `Command { std: "docker" "start" "-a" "37b38d74bf9fdfe6fedbbe590096fff7eafc38ad93caa60afba51aed35c35eca", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking aoc_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/lib.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |             'outer: loop {
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:678:6
[INFO] [stdout]     |
[INFO] [stdout] 678 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:793:6
[INFO] [stdout]     |
[INFO] [stdout] 793 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/lib.rs:1916:6
[INFO] [stdout]      |
[INFO] [stdout] 1916 |     };
[INFO] [stdout]      |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lib.rs:2513:22
[INFO] [stdout]      |
[INFO] [stdout] 2513 |                 l@'A'...'Z' => Tile::Letter(l),
[INFO] [stdout]      |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]      = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lib.rs:2632:22
[INFO] [stdout]      |
[INFO] [stdout] 2632 |                 l@'A'...'Z' => Tile::Letter(l),
[INFO] [stdout]      |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]     --> src/lib.rs:1919:5
[INFO] [stdout]      |
[INFO] [stdout] 1919 | /     lazy_static! {
[INFO] [stdout] 1920 | |         static ref excluded: Mutex<Vec<[i32; 2]>> = {
[INFO] [stdout] 1921 | |             Mutex::new(Vec::new())
[INFO] [stdout] 1922 | |         };
[INFO] [stdout] 1923 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(inclusive_range_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/lib.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |             'outer: loop {
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:678:6
[INFO] [stdout]     |
[INFO] [stdout] 678 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:793:6
[INFO] [stdout]     |
[INFO] [stdout] 793 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/lib.rs:1916:6
[INFO] [stdout]      |
[INFO] [stdout] 1916 |     };
[INFO] [stdout]      |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lib.rs:2513:22
[INFO] [stdout]      |
[INFO] [stdout] 2513 |                 l@'A'...'Z' => Tile::Letter(l),
[INFO] [stdout]      |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]      = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lib.rs:2632:22
[INFO] [stdout]      |
[INFO] [stdout] 2632 |                 l@'A'...'Z' => Tile::Letter(l),
[INFO] [stdout]      |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]     --> src/lib.rs:1919:5
[INFO] [stdout]      |
[INFO] [stdout] 1919 | /     lazy_static! {
[INFO] [stdout] 1920 | |         static ref excluded: Mutex<Vec<[i32; 2]>> = {
[INFO] [stdout] 1921 | |             Mutex::new(Vec::new())
[INFO] [stdout] 1922 | |         };
[INFO] [stdout] 1923 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(inclusive_range_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1440:21
[INFO] [stdout]      |
[INFO] [stdout] 1440 |                 let mut line: Vec<&str> = line.split_whitespace().collect();
[INFO] [stdout]      |                     ----^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1553:21
[INFO] [stdout]      |
[INFO] [stdout] 1553 |                 let mut line: Vec<&str> = line.split_whitespace().collect();
[INFO] [stdout]      |                     ----^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1440:21
[INFO] [stdout]      |
[INFO] [stdout] 1440 |                 let mut line: Vec<&str> = line.split_whitespace().collect();
[INFO] [stdout]      |                     ----^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1553:21
[INFO] [stdout]      |
[INFO] [stdout] 1553 |                 let mut line: Vec<&str> = line.split_whitespace().collect();
[INFO] [stdout]      |                     ----^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:2906:17
[INFO] [stdout]      |
[INFO] [stdout] 2906 |             let mut particle = plane.get_mut(&k).unwrap();
[INFO] [stdout]      |                 ----^^^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/lib.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |     struct Port {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 104 |         pub id: u32,
[INFO] [stdout]     |             ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `x`, and `y` are never read
[INFO] [stdout]    --> src/lib.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     struct Port {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 160 |         pub id: u32,
[INFO] [stdout]     |             ^^
[INFO] [stdout] 161 |         pub x: i64,
[INFO] [stdout]     |             ^
[INFO] [stdout] 162 |         pub y: i64
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `weight` and `owned_by` are never read
[INFO] [stdout]    --> src/lib.rs:418:13
[INFO] [stdout]     |
[INFO] [stdout] 416 |     struct Prog {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 417 |         pub name: String,
[INFO] [stdout] 418 |         pub weight: u32,
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout] 419 |         pub holds: Option<Vec<String>>,
[INFO] [stdout] 420 |         pub owned_by: Option<String>
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Prog` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cache` is never read
[INFO] [stdout]     --> src/lib.rs:2320:9
[INFO] [stdout]      |
[INFO] [stdout] 2316 |     struct InstrSet {
[INFO] [stdout]      |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 2320 |         cache: Option<i64>,
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `InstrSet` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:2906:17
[INFO] [stdout]      |
[INFO] [stdout] 2906 |             let mut particle = plane.get_mut(&k).unwrap();
[INFO] [stdout]      |                 ----^^^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/lib.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |     struct Port {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 104 |         pub id: u32,
[INFO] [stdout]     |             ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `x`, and `y` are never read
[INFO] [stdout]    --> src/lib.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     struct Port {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 160 |         pub id: u32,
[INFO] [stdout]     |             ^^
[INFO] [stdout] 161 |         pub x: i64,
[INFO] [stdout]     |             ^
[INFO] [stdout] 162 |         pub y: i64
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `weight` and `owned_by` are never read
[INFO] [stdout]    --> src/lib.rs:418:13
[INFO] [stdout]     |
[INFO] [stdout] 416 |     struct Prog {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 417 |         pub name: String,
[INFO] [stdout] 418 |         pub weight: u32,
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout] 419 |         pub holds: Option<Vec<String>>,
[INFO] [stdout] 420 |         pub owned_by: Option<String>
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Prog` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cache` is never read
[INFO] [stdout]     --> src/lib.rs:2320:9
[INFO] [stdout]      |
[INFO] [stdout] 2316 |     struct InstrSet {
[INFO] [stdout]      |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 2320 |         cache: Option<i64>,
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `InstrSet` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `trace_macros` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trace_macros)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `trace_macros` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trace_macros)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "37b38d74bf9fdfe6fedbbe590096fff7eafc38ad93caa60afba51aed35c35eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b38d74bf9fdfe6fedbbe590096fff7eafc38ad93caa60afba51aed35c35eca", kill_on_drop: false }`
[INFO] [stdout] 37b38d74bf9fdfe6fedbbe590096fff7eafc38ad93caa60afba51aed35c35eca
