[INFO] cloning repository https://github.com/SergioMir018/rust-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SergioMir018/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSergioMir018%2Frust-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSergioMir018%2Frust-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ad8b329bd2efc54853df2e5a6f8da243e24eacc
[INFO] testing SergioMir018/rust-learning against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSergioMir018%2Frust-learning" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SergioMir018/rust-learning
[INFO] finished tweaking git repo https://github.com/SergioMir018/rust-learning
[INFO] tweaked toml for git repo https://github.com/SergioMir018/rust-learning written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SergioMir018/rust-learning on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SergioMir018/rust-learning 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f8d1d3713418ff7accf4245b833d3304c9aa2cc00390ff2a7addee1697f075b
[INFO] running `Command { std: "docker" "start" "-a" "5f8d1d3713418ff7accf4245b833d3304c9aa2cc00390ff2a7addee1697f075b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f8d1d3713418ff7accf4245b833d3304c9aa2cc00390ff2a7addee1697f075b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f8d1d3713418ff7accf4245b833d3304c9aa2cc00390ff2a7addee1697f075b", kill_on_drop: false }`
[INFO] [stdout] 5f8d1d3713418ff7accf4245b833d3304c9aa2cc00390ff2a7addee1697f075b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efd89b9cbb0824aa45130bc80808cef1d9d421fac33dec0ff514730d2db5076e
[INFO] running `Command { std: "docker" "start" "-a" "efd89b9cbb0824aa45130bc80808cef1d9d421fac33dec0ff514730d2db5076e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Manager`, `User`, and `Guest` are never constructed
[INFO] [stdout]  --> src/bin/expressions.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Access {
[INFO] [stdout]   |      ------ variants in this enum
[INFO] [stdout] 2 |     Admin,
[INFO] [stdout] 3 |     Manager,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     User,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 5 |     Guest
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Down`, `Left`, and `Right` are never constructed
[INFO] [stdout]  --> src/bin/Enum.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Direction {
[INFO] [stdout]   |      --------- variants in this enum
[INFO] [stdout] 2 |     Up,
[INFO] [stdout] 3 |     Down,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     Left,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 5 |     Right
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Percent` is never constructed
[INFO] [stdout]  --> src/bin/advanced_match.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Discount {
[INFO] [stdout]   |      -------- variant in this enum
[INFO] [stdout] 2 |     Percent(i32),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Blue` and `Yellow` are never constructed
[INFO] [stdout]   --> src/bin/a11.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Color {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 14 |     Red,
[INFO] [stdout] 15 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     Yellow
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_color`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let my_color = "red";
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_color`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]  --> src/bin/hashmap.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Contents {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 5 |     content: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Contents` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Blue`, `Yellow`, and `Green` are never constructed
[INFO] [stdout]   --> src/bin/a6.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum Colors {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 13 |     Red,
[INFO] [stdout] 14 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     Yellow,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     Green
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MANAGER` and `SUPERVISION` are never constructed
[INFO] [stdout]   --> src/bin/derive.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Position {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 24 |     MANAGER,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 25 |     SUPERVISION,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Position` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `work_hours` is never read
[INFO] [stdout]   --> src/bin/derive.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Employee {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 30 |     position: Position,
[INFO] [stdout] 31 |     work_hours: i8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "efd89b9cbb0824aa45130bc80808cef1d9d421fac33dec0ff514730d2db5076e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd89b9cbb0824aa45130bc80808cef1d9d421fac33dec0ff514730d2db5076e", kill_on_drop: false }`
[INFO] [stdout] efd89b9cbb0824aa45130bc80808cef1d9d421fac33dec0ff514730d2db5076e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b1584803200a5289439d852352b1a943aaccbe5e17a1c88862d768b48f15bdf
[INFO] running `Command { std: "docker" "start" "-a" "4b1584803200a5289439d852352b1a943aaccbe5e17a1c88862d768b48f15bdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Manager`, `User`, and `Guest` are never constructed
[INFO] [stdout]  --> src/bin/expressions.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Access {
[INFO] [stdout]   |      ------ variants in this enum
[INFO] [stdout] 2 |     Admin,
[INFO] [stdout] 3 |     Manager,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     User,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 5 |     Guest
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_color`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let my_color = "red";
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_color`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Down`, `Left`, and `Right` are never constructed
[INFO] [stdout]  --> src/bin/Enum.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Direction {
[INFO] [stdout]   |      --------- variants in this enum
[INFO] [stdout] 2 |     Up,
[INFO] [stdout] 3 |     Down,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     Left,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 5 |     Right
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Blue`, `Yellow`, and `Green` are never constructed
[INFO] [stdout]   --> src/bin/a6.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum Colors {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 13 |     Red,
[INFO] [stdout] 14 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     Yellow,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     Green
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MANAGER` and `SUPERVISION` are never constructed
[INFO] [stdout]   --> src/bin/derive.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Position {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 24 |     MANAGER,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 25 |     SUPERVISION,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Position` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `work_hours` is never read
[INFO] [stdout]   --> src/bin/derive.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Employee {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 30 |     position: Position,
[INFO] [stdout] 31 |     work_hours: i8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Percent` is never constructed
[INFO] [stdout]  --> src/bin/advanced_match.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Discount {
[INFO] [stdout]   |      -------- variant in this enum
[INFO] [stdout] 2 |     Percent(i32),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Blue` and `Yellow` are never constructed
[INFO] [stdout]   --> src/bin/a11.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Color {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 14 |     Red,
[INFO] [stdout] 15 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     Yellow
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]  --> src/bin/hashmap.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Contents {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 5 |     content: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Contents` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "4b1584803200a5289439d852352b1a943aaccbe5e17a1c88862d768b48f15bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1584803200a5289439d852352b1a943aaccbe5e17a1c88862d768b48f15bdf", kill_on_drop: false }`
[INFO] [stdout] 4b1584803200a5289439d852352b1a943aaccbe5e17a1c88862d768b48f15bdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b85519039b63ee2ac8e3e7a9d634106a8f3df184d21d6883b8175d99eee40666
[INFO] running `Command { std: "docker" "start" "-a" "b85519039b63ee2ac8e3e7a9d634106a8f3df184d21d6883b8175d99eee40666", kill_on_drop: false }`
[INFO] [stderr] warning: variants `Blue` and `Yellow` are never constructed
[INFO] [stderr]   --> src/bin/a11.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | enum Color {
[INFO] [stderr]    |      ----- variants in this enum
[INFO] [stderr] 14 |     Red,
[INFO] [stderr] 15 |     Blue,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 16 |     Yellow
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Down`, `Left`, and `Right` are never constructed
[INFO] [stderr]  --> src/bin/Enum.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Direction {
[INFO] [stderr]   |      --------- variants in this enum
[INFO] [stderr] 2 |     Up,
[INFO] [stderr] 3 |     Down,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 4 |     Left,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 5 |     Right
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `content` is never read
[INFO] [stderr]  --> src/bin/hashmap.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Contents {
[INFO] [stderr]   |        -------- field in this struct
[INFO] [stderr] 5 |     content: String,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Contents` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hello` (bin "a11" test) generated 1 warning
[INFO] [stderr] warning: `hello` (bin "Enum" test) generated 1 warning
[INFO] [stderr] warning: `hello` (bin "hashmap" test) generated 1 warning
[INFO] [stderr] warning: unused variable: `my_color`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let my_color = "red";
[INFO] [stderr]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_color`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Blue`, `Yellow`, and `Green` are never constructed
[INFO] [stderr]   --> src/bin/a6.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | enum Colors {
[INFO] [stderr]    |      ------ variants in this enum
[INFO] [stderr] 13 |     Red,
[INFO] [stderr] 14 |     Blue,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 15 |     Yellow,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 16 |     Green
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `MANAGER` and `SUPERVISION` are never constructed
[INFO] [stderr]   --> src/bin/derive.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | enum Position {
[INFO] [stderr]    |      -------- variants in this enum
[INFO] [stderr] 24 |     MANAGER,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 25 |     SUPERVISION,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Position` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `work_hours` is never read
[INFO] [stderr]   --> src/bin/derive.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | struct Employee {
[INFO] [stderr]    |        -------- field in this struct
[INFO] [stderr] 30 |     position: Position,
[INFO] [stderr] 31 |     work_hours: i8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hello` (bin "hello" test) generated 1 warning
[INFO] [stderr] warning: `hello` (bin "a6" test) generated 1 warning
[INFO] [stderr] warning: `hello` (bin "derive" test) generated 2 warnings
[INFO] [stderr] warning: variant `Percent` is never constructed
[INFO] [stderr]  --> src/bin/advanced_match.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Discount {
[INFO] [stderr]   |      -------- variant in this enum
[INFO] [stderr] 2 |     Percent(i32),
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Manager`, `User`, and `Guest` are never constructed
[INFO] [stderr]  --> src/bin/expressions.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Access {
[INFO] [stderr]   |      ------ variants in this enum
[INFO] [stderr] 2 |     Admin,
[INFO] [stderr] 3 |     Manager,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 4 |     User,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 5 |     Guest
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hello` (bin "advanced_match" test) generated 1 warning
[INFO] [stderr] warning: `hello` (bin "expressions" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/bin/Enum.rs (/opt/rustwide/target/debug/deps/Enum-5d9cacd9efad0351)
[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 src/bin/a1.rs (/opt/rustwide/target/debug/deps/a1-a454c63179f64dd0)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/a10.rs (/opt/rustwide/target/debug/deps/a10-1ed9fc1470e545f0)
[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] [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 src/bin/a11.rs (/opt/rustwide/target/debug/deps/a11-f78469274a06d298)
[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 src/bin/a12.rs (/opt/rustwide/target/debug/deps/a12-b121ac5aa7214ce4)
[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 src/bin/a13.rs (/opt/rustwide/target/debug/deps/a13-c7a7370886dbdfcc)
[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 src/bin/a14.rs (/opt/rustwide/target/debug/deps/a14-59569abb205f0d65)
[INFO] [stderr]      Running unittests src/bin/a15.rs (/opt/rustwide/target/debug/deps/a15-88a693d4f6a0621e)
[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] [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 src/bin/a16.rs (/opt/rustwide/target/debug/deps/a16-91b5e976525dd9fa)
[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] [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] [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 src/bin/a17a.rs (/opt/rustwide/target/debug/deps/a17a-7c466d363433f458)
[INFO] [stderr]      Running unittests src/bin/a17b.rs (/opt/rustwide/target/debug/deps/a17b-64f00b962b2609b8)
[INFO] [stderr]      Running unittests src/bin/a18.rs (/opt/rustwide/target/debug/deps/a18-16906d83a84fea48)
[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 src/bin/a2.rs (/opt/rustwide/target/debug/deps/a2-25e8f1495c172df0)
[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 src/bin/a3a.rs (/opt/rustwide/target/debug/deps/a3a-e5610d252619f92e)
[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 src/bin/a3b.rs (/opt/rustwide/target/debug/deps/a3b-126a02989fa2d2df)
[INFO] [stderr]      Running unittests src/bin/a4a.rs (/opt/rustwide/target/debug/deps/a4a-81eff42683a38301)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/a4b.rs (/opt/rustwide/target/debug/deps/a4b-8b556c58221d080e)
[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] [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] [stdout] 
[INFO] [stderr]      Running unittests src/bin/a5.rs (/opt/rustwide/target/debug/deps/a5-bb194038201cba26)
[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] [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 src/bin/a6.rs (/opt/rustwide/target/debug/deps/a6-53de866aeb10b838)
[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 src/bin/a7.rs (/opt/rustwide/target/debug/deps/a7-2376c9f7cd66a048)
[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 src/bin/a8.rs (/opt/rustwide/target/debug/deps/a8-08c452fede1fe260)
[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 src/bin/a9.rs (/opt/rustwide/target/debug/deps/a9-41c7aabcd79524eb)
[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 src/bin/advanced_match.rs (/opt/rustwide/target/debug/deps/advanced_match-e560a41ed16927fd)
[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 src/bin/conditional.rs (/opt/rustwide/target/debug/deps/conditional-bc98a59e6d133c42)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/derive.rs (/opt/rustwide/target/debug/deps/derive-b344183571febffe)
[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] [stdout] 
[INFO] [stderr]      Running unittests src/bin/expressions.rs (/opt/rustwide/target/debug/deps/expressions-e9d660dcfea99335)
[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] [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 src/bin/hashmap.rs (/opt/rustwide/target/debug/deps/hashmap-44cc713dfb07aeb1)
[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 src/main.rs (/opt/rustwide/target/debug/deps/hello-bdaac15d58caada3)
[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 src/bin/impl.rs (/opt/rustwide/target/debug/deps/impl-d3a0350a0ec4c705)
[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 src/bin/loop.rs (/opt/rustwide/target/debug/deps/loop-709eca83af1aa9f9)
[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 src/bin/match.rs (/opt/rustwide/target/debug/deps/match-21262f68f353c125)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/numeric-types.rs (/opt/rustwide/target/debug/deps/numeric_types-a38ed195d04482a7)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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] [stderr]      Running unittests src/bin/option.rs (/opt/rustwide/target/debug/deps/option-0802a3750749a635)
[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 src/bin/ownership.rs (/opt/rustwide/target/debug/deps/ownership-7aa640a594afb804)
[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 src/bin/result.rs (/opt/rustwide/target/debug/deps/result-d1b3cdfb01772503)
[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 src/bin/std.rs (/opt/rustwide/target/debug/deps/std-ecfec26b8e6bbdaa)
[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 src/bin/string.rs (/opt/rustwide/target/debug/deps/string-76ea9ccd010838b6)
[INFO] [stderr]      Running unittests src/bin/struct.rs (/opt/rustwide/target/debug/deps/struct-0d275073d67ba59a)
[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] [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 src/bin/tuple.rs (/opt/rustwide/target/debug/deps/tuple-1355489e70f5b255)
[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 src/bin/vector.rs (/opt/rustwide/target/debug/deps/vector-e529c85c6d9df09a)
[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 src/bin/while.rs (/opt/rustwide/target/debug/deps/while-76c39c004e1580a9)
[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" "b85519039b63ee2ac8e3e7a9d634106a8f3df184d21d6883b8175d99eee40666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b85519039b63ee2ac8e3e7a9d634106a8f3df184d21d6883b8175d99eee40666", kill_on_drop: false }`
[INFO] [stdout] b85519039b63ee2ac8e3e7a9d634106a8f3df184d21d6883b8175d99eee40666