[INFO] cloning repository https://github.com/rllullt/hello-world-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rllullt/hello-world-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frllullt%2Fhello-world-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frllullt%2Fhello-world-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 791f6ad8d0982210445a4759910685c29368a355
[INFO] testing rllullt/hello-world-rust against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frllullt%2Fhello-world-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rllullt/hello-world-rust
[INFO] finished tweaking git repo https://github.com/rllullt/hello-world-rust
[INFO] tweaked toml for git repo https://github.com/rllullt/hello-world-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rllullt/hello-world-rust on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rllullt/hello-world-rust 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e1fbfe5a9674a7967722c651e9c7edf908e47afc37a3b9b328e52da18cf65fe
[INFO] running `Command { std: "docker" "start" "-a" "7e1fbfe5a9674a7967722c651e9c7edf908e47afc37a3b9b328e52da18cf65fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e1fbfe5a9674a7967722c651e9c7edf908e47afc37a3b9b328e52da18cf65fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1fbfe5a9674a7967722c651e9c7edf908e47afc37a3b9b328e52da18cf65fe", kill_on_drop: false }`
[INFO] [stdout] 7e1fbfe5a9674a7967722c651e9c7edf908e47afc37a3b9b328e52da18cf65fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f7ad191ac80d79f3e91a227652e886f44ccaecd53f64c2e39485eaa702319a
[INFO] running `Command { std: "docker" "start" "-a" "e7f7ad191ac80d79f3e91a227652e886f44ccaecd53f64c2e39485eaa702319a", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/structs_and_enums.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stdout]   |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> src/structs_and_enums.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `height` is never read
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut height = 190;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/structs_and_enums.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Newtons(f64);
[INFO] [stdout]   |        ------- ^^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Newtons` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add` is never used
[INFO] [stdout]  --> src/structs_and_enums.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Newtons {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Right` is never constructed
[INFO] [stdout]   --> src/structs_and_enums.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Direction {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 16 |     Left,
[INFO] [stdout] 17 |     Right,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Direction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/structs_and_enums.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Run(Direction),              // Tuple variant
[INFO] [stdout]    |     --- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 -     Run(Direction),              // Tuple variant
[INFO] [stdout] 22 +     Run(()),              // Tuple variant
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Pass` and `Teleport` are never constructed
[INFO] [stdout]   --> src/structs_and_enums.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum PlayerMove {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 21 |     Pass,                        // Simple variant
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     Run(Direction),              // Tuple variant
[INFO] [stdout] 23 |     Teleport { x: u32, y: u32 }, // Struct variant
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]  --> src/expression_evaluation.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum Operation {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expression` is never used
[INFO] [stdout]   --> src/expression_evaluation.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum Expression {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval` is never used
[INFO] [stdout]   --> src/expression_evaluation.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn eval(e: Expression) -> i64 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `min` is never used
[INFO] [stdout]  --> src/generic_min.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn min<T>(a: T, b: T) -> T
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/structs_and_enums.rs:30:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |         println!("- {}: {:#x}", stringify!($e), transmute::<_, $bit_type>($e));
[INFO] [stdout]    |                                                 -------------------------^^^^
[INFO] [stdout]    |                                                 |
[INFO] [stdout]    |                                                 help: replace this with: `u8::from`
[INFO] [stdout] ...
[INFO] [stdout] 87 |         dbg_bits!(false, u8);
[INFO] [stdout]    |         -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `dbg_bits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/structs_and_enums.rs:30:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |         println!("- {}: {:#x}", stringify!($e), transmute::<_, $bit_type>($e));
[INFO] [stdout]    |                                                 -------------------------^^^^
[INFO] [stdout]    |                                                 |
[INFO] [stdout]    |                                                 help: replace this with: `u8::from`
[INFO] [stdout] ...
[INFO] [stdout] 88 |         dbg_bits!(true, u8);
[INFO] [stdout]    |         ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbg_bits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "e7f7ad191ac80d79f3e91a227652e886f44ccaecd53f64c2e39485eaa702319a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f7ad191ac80d79f3e91a227652e886f44ccaecd53f64c2e39485eaa702319a", kill_on_drop: false }`
[INFO] [stdout] e7f7ad191ac80d79f3e91a227652e886f44ccaecd53f64c2e39485eaa702319a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b27d426b90171aa05b1dc2a11ed52eafde3a4782efe5410cf5df405263a24cf7
[INFO] running `Command { std: "docker" "start" "-a" "b27d426b90171aa05b1dc2a11ed52eafde3a4782efe5410cf5df405263a24cf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/structs_and_enums.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stdout]   |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> src/structs_and_enums.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `height` is never read
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut height = 190;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/structs_and_enums.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Newtons(f64);
[INFO] [stdout]   |        ------- ^^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Newtons` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add` is never used
[INFO] [stdout]  --> src/structs_and_enums.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Newtons {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Right` is never constructed
[INFO] [stdout]   --> src/structs_and_enums.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Direction {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 16 |     Left,
[INFO] [stdout] 17 |     Right,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Direction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/structs_and_enums.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Run(Direction),              // Tuple variant
[INFO] [stdout]    |     --- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 -     Run(Direction),              // Tuple variant
[INFO] [stdout] 22 +     Run(()),              // Tuple variant
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Pass` and `Teleport` are never constructed
[INFO] [stdout]   --> src/structs_and_enums.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum PlayerMove {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 21 |     Pass,                        // Simple variant
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     Run(Direction),              // Tuple variant
[INFO] [stdout] 23 |     Teleport { x: u32, y: u32 }, // Struct variant
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/structs_and_enums.rs:30:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |         println!("- {}: {:#x}", stringify!($e), transmute::<_, $bit_type>($e));
[INFO] [stdout]    |                                                 -------------------------^^^^
[INFO] [stdout]    |                                                 |
[INFO] [stdout]    |                                                 help: replace this with: `u8::from`
[INFO] [stdout] ...
[INFO] [stdout] 87 |         dbg_bits!(false, u8);
[INFO] [stdout]    |         -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `dbg_bits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/structs_and_enums.rs:30:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |         println!("- {}: {:#x}", stringify!($e), transmute::<_, $bit_type>($e));
[INFO] [stdout]    |                                                 -------------------------^^^^
[INFO] [stdout]    |                                                 |
[INFO] [stdout]    |                                                 help: replace this with: `u8::from`
[INFO] [stdout] ...
[INFO] [stdout] 88 |         dbg_bits!(true, u8);
[INFO] [stdout]    |         ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbg_bits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "b27d426b90171aa05b1dc2a11ed52eafde3a4782efe5410cf5df405263a24cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27d426b90171aa05b1dc2a11ed52eafde3a4782efe5410cf5df405263a24cf7", kill_on_drop: false }`
[INFO] [stdout] b27d426b90171aa05b1dc2a11ed52eafde3a4782efe5410cf5df405263a24cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 240ff8222cb24aec28b215b072400eb17572ef1bdb10ab9526e1736adfabca68
[INFO] running `Command { std: "docker" "start" "-a" "240ff8222cb24aec28b215b072400eb17572ef1bdb10ab9526e1736adfabca68", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]  --> src/structs_and_enums.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stderr]   |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]  --> src/structs_and_enums.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stderr]   |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `height` is never read
[INFO] [stderr]   --> src/main.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut height = 190;
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/structs_and_enums.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct Newtons(f64);
[INFO] [stderr]   |        ------- ^^^
[INFO] [stderr]   |        |
[INFO] [stderr]   |        field in this struct
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider removing this field
[INFO] [stderr]   = note: `Newtons` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `add` is never used
[INFO] [stderr]  --> src/structs_and_enums.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl Newtons {
[INFO] [stderr]   | ------------ associated function in this implementation
[INFO] [stderr] 9 |     fn add(a: Newtons, b: Newtons) {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Right` is never constructed
[INFO] [stderr]   --> src/structs_and_enums.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | enum Direction {
[INFO] [stderr]    |      --------- variant in this enum
[INFO] [stderr] 16 |     Left,
[INFO] [stderr] 17 |     Right,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Direction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/structs_and_enums.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Run(Direction),              // Tuple variant
[INFO] [stderr]    |     --- ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 22 -     Run(Direction),              // Tuple variant
[INFO] [stderr] 22 +     Run(()),              // Tuple variant
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Pass` and `Teleport` are never constructed
[INFO] [stderr]   --> src/structs_and_enums.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | enum PlayerMove {
[INFO] [stderr]    |      ---------- variants in this enum
[INFO] [stderr] 21 |     Pass,                        // Simple variant
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 22 |     Run(Direction),              // Tuple variant
[INFO] [stderr] 23 |     Teleport { x: u32, y: u32 }, // Struct variant
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/structs_and_enums.rs:30:49
[INFO] [stderr]    |
[INFO] [stderr] 30 |         println!("- {}: {:#x}", stringify!($e), transmute::<_, $bit_type>($e));
[INFO] [stderr]    |                                                 -------------------------^^^^
[INFO] [stderr]    |                                                 |
[INFO] [stderr]    |                                                 help: replace this with: `u8::from`
[INFO] [stderr] ...
[INFO] [stderr] 87 |         dbg_bits!(false, u8);
[INFO] [stderr]    |         -------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `dbg_bits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/structs_and_enums.rs:30:49
[INFO] [stderr]    |
[INFO] [stderr] 30 |         println!("- {}: {:#x}", stringify!($e), transmute::<_, $bit_type>($e));
[INFO] [stderr]    |                                                 -------------------------^^^^
[INFO] [stderr]    |                                                 |
[INFO] [stderr]    |                                                 help: replace this with: `u8::from`
[INFO] [stderr] ...
[INFO] [stderr] 88 |         dbg_bits!(true, u8);
[INFO] [stderr]    |         ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `dbg_bits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `hello-world-rust` (bin "hello-world-rust" test) generated 10 warnings (run `cargo fix --bin "hello-world-rust" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world_rust-77e6a4408cb45ea5)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test expression_evaluation::test_div ... ok
[INFO] [stdout] test expression_evaluation::test_recursion ... ok
[INFO] [stdout] test expression_evaluation::test_sum ... ok
[INFO] [stdout] test expression_evaluation::test_value ... ok
[INFO] [stdout] test expression_evaluation::test_zeros ... ok
[INFO] [stdout] test generic_min::chars ... ok
[INFO] [stdout] test generic_min::integers ... ok
[INFO] [stdout] test generic_min::strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "240ff8222cb24aec28b215b072400eb17572ef1bdb10ab9526e1736adfabca68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240ff8222cb24aec28b215b072400eb17572ef1bdb10ab9526e1736adfabca68", kill_on_drop: false }`
[INFO] [stdout] 240ff8222cb24aec28b215b072400eb17572ef1bdb10ab9526e1736adfabca68
