[INFO] cloning repository https://github.com/gpwclark/learnrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gpwclark/learnrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgpwclark%2Flearnrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgpwclark%2Flearnrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc02c9b4e669a3865709ba3108457a9e86a8df2b
[INFO] testing gpwclark/learnrust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgpwclark%2Flearnrust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gpwclark/learnrust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gpwclark/learnrust
[INFO] finished tweaking git repo https://github.com/gpwclark/learnrust
[INFO] tweaked toml for git repo https://github.com/gpwclark/learnrust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/gpwclark/learnrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded enum-display-derive v0.1.1
[INFO] [stderr]   Downloaded directories v0.10.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.26
[INFO] [stderr]   Downloaded confy v0.3.1
[INFO] [stderr]   Downloaded serde v1.0.125
[INFO] [stderr]   Downloaded syn v1.0.68
[INFO] [stderr]   Downloaded libc v0.2.92
[INFO] [stderr]   Downloaded regex-syntax v0.6.23
[INFO] [stderr]   Downloaded regex v1.4.5
[INFO] [stderr]   Downloaded serde_derive v1.0.125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 260ffd1bbbd0a6653845e6ce5db84115ec6efba7d0dee7eaaf2e5c3d7ca75ccc
[INFO] running `Command { std: "docker" "start" "-a" "260ffd1bbbd0a6653845e6ce5db84115ec6efba7d0dee7eaaf2e5c3d7ca75ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "260ffd1bbbd0a6653845e6ce5db84115ec6efba7d0dee7eaaf2e5c3d7ca75ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260ffd1bbbd0a6653845e6ce5db84115ec6efba7d0dee7eaaf2e5c3d7ca75ccc", kill_on_drop: false }`
[INFO] [stdout] 260ffd1bbbd0a6653845e6ce5db84115ec6efba7d0dee7eaaf2e5c3d7ca75ccc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3261d65a8b58d42474d750770ac3c464810c0879f6aa0d487c1c45ce2d66ba76
[INFO] running `Command { std: "docker" "start" "-a" "3261d65a8b58d42474d750770ac3c464810c0879f6aa0d487c1c45ce2d66ba76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling directories v0.10.0
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling enum-display-derive v0.1.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling confy v0.3.1
[INFO] [stderr]    Compiling learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `bar`
[INFO] [stdout]  --> src/data_structures/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         bar: bool,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `MyStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/data_structures/mod.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     #[derive(Debug)]
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tup`
[INFO] [stdout]  --> src/data_structures/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         tup: (u32, u32),
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `MyStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/data_structures/mod.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     #[derive(Debug)]
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `min`
[INFO] [stdout]   --> src/advent_of_code/mod.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         min: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Password` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/advent_of_code/mod.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Debug)]
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max`
[INFO] [stdout]   --> src/advent_of_code/mod.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         max: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Password` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/advent_of_code/mod.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Debug)]
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `req`
[INFO] [stdout]   --> src/advent_of_code/mod.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         req: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Password` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/advent_of_code/mod.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Debug)]
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `passwd`
[INFO] [stdout]   --> src/advent_of_code/mod.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         passwd: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Password` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/advent_of_code/mod.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Debug)]
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/advent_of_code/mod.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |         pub fn new(line: &str) -> Option<Password> {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_password`
[INFO] [stdout]   --> src/advent_of_code/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |         fn make_password(line: &str) -> Option<Password> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_new`
[INFO] [stdout]   --> src/advent_of_code/mod.rs:82:16
[INFO] [stdout]    |
[INFO] [stdout] 82 |         pub fn is_valid_new(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]    --> src/advent_of_code/mod.rs:101:16
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn is_valid(&self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_puzzle_1`
[INFO] [stdout]    --> src/advent_of_code/mod.rs:205:12
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn solve_puzzle_1() -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_puzzle_2`
[INFO] [stdout]    --> src/advent_of_code/mod.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 217 |     pub fn solve_puzzle_2() -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/advent_of_code/mod.rs:242:16
[INFO] [stdout]     |
[INFO] [stdout] 242 |         pub fn new(arr: Vec<u8>) -> CircArr {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/advent_of_code/mod.rs:248:16
[INFO] [stdout]     |
[INFO] [stdout] 248 |         pub fn get(&self, idx: usize) -> u8 {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_puzzle_1`
[INFO] [stdout]    --> src/advent_of_code/mod.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn solve_puzzle_1() -> u32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_puzzle_2`
[INFO] [stdout]    --> src/advent_of_code/mod.rs:300:12
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn solve_puzzle_2() {}
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.96s
[INFO] running `Command { std: "docker" "inspect" "3261d65a8b58d42474d750770ac3c464810c0879f6aa0d487c1c45ce2d66ba76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3261d65a8b58d42474d750770ac3c464810c0879f6aa0d487c1c45ce2d66ba76", kill_on_drop: false }`
[INFO] [stdout] 3261d65a8b58d42474d750770ac3c464810c0879f6aa0d487c1c45ce2d66ba76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 94eb1e9354cfeb829c1e5e2ddd6f58c40aea4671a3125921e3383603d8721ff0
[INFO] running `Command { std: "docker" "start" "-a" "94eb1e9354cfeb829c1e5e2ddd6f58c40aea4671a3125921e3383603d8721ff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `bar`
[INFO] [stdout]  --> src/data_structures/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         bar: bool,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `MyStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/data_structures/mod.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     #[derive(Debug)]
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tup`
[INFO] [stdout]  --> src/data_structures/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         tup: (u32, u32),
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `MyStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/data_structures/mod.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     #[derive(Debug)]
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "94eb1e9354cfeb829c1e5e2ddd6f58c40aea4671a3125921e3383603d8721ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94eb1e9354cfeb829c1e5e2ddd6f58c40aea4671a3125921e3383603d8721ff0", kill_on_drop: false }`
[INFO] [stdout] 94eb1e9354cfeb829c1e5e2ddd6f58c40aea4671a3125921e3383603d8721ff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d15dc6275f62acc039bc6c9340871b970f34b11a69d078c7c4f9172a1b1cc72
[INFO] running `Command { std: "docker" "start" "-a" "7d15dc6275f62acc039bc6c9340871b970f34b11a69d078c7c4f9172a1b1cc72", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `bar`
[INFO] [stderr]  --> src/data_structures/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |         bar: bool,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `MyStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/data_structures/mod.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 |     #[derive(Debug)]
[INFO] [stderr]   |              ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tup`
[INFO] [stderr]  --> src/data_structures/mod.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |         tup: (u32, u32),
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `MyStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/data_structures/mod.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 |     #[derive(Debug)]
[INFO] [stderr]   |              ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `learn` (bin "learn" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn-a8378aa1c8f51ed0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn-0796af80adf73ec0)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test advent_of_code::accounting::tests::pass_closure ... ok
[INFO] [stdout] test advent_of_code::tests::test_sqrt ... ok
[INFO] [stdout] test advent_of_code::tests::test_infini_arr ... ok
[INFO] [stdout] test advent_of_code::accounting::tests::test_password_line_parse ... ok
[INFO] [stdout] test advent_of_code::tests::test_matching ... ok
[INFO] [stdout] test advent_of_code::tests::test_usze ... ok
[INFO] [stdout] test advent_of_code::tests::solve_aoc3 ... ok
[INFO] [stdout] test advent_of_code::accounting::tests::test_bad_password_line_parse - should panic ... ok
[INFO] [stdout] test advent_of_code::tests::solve_aoc1 ... ok
[INFO] [stderr]    Doc-tests learn
[INFO] [stdout] test advent_of_code::tests::solve_aoc2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.55s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d15dc6275f62acc039bc6c9340871b970f34b11a69d078c7c4f9172a1b1cc72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d15dc6275f62acc039bc6c9340871b970f34b11a69d078c7c4f9172a1b1cc72", kill_on_drop: false }`
[INFO] [stdout] 7d15dc6275f62acc039bc6c9340871b970f34b11a69d078c7c4f9172a1b1cc72