[INFO] cloning repository https://github.com/ctkai01/rust_testing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctkai01/rust_testing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctkai01%2Frust_testing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctkai01%2Frust_testing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38e611b0a0598a7c7ef8a131f30861cbaee8ea2f
[INFO] checking ctkai01/rust_testing/38e611b0a0598a7c7ef8a131f30861cbaee8ea2f against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctkai01%2Frust_testing" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ctkai01/rust_testing on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ctkai01/rust_testing
[INFO] finished tweaking git repo https://github.com/ctkai01/rust_testing
[INFO] tweaked toml for git repo https://github.com/ctkai01/rust_testing written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ctkai01/rust_testing 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 507d0b48899d04c81009dd6cf5adf19422fdadae90d13c0545c735d08cf4653a
[INFO] running `Command { std: "docker" "start" "-a" "507d0b48899d04c81009dd6cf5adf19422fdadae90d13c0545c735d08cf4653a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "507d0b48899d04c81009dd6cf5adf19422fdadae90d13c0545c735d08cf4653a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507d0b48899d04c81009dd6cf5adf19422fdadae90d13c0545c735d08cf4653a", kill_on_drop: false }`
[INFO] [stdout] 507d0b48899d04c81009dd6cf5adf19422fdadae90d13c0545c735d08cf4653a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f26a500c60623524414eb0eef89c61a378cc88c20ba730edee2882f7a802d4c5
[INFO] running `Command { std: "docker" "start" "-a" "f26a500c60623524414eb0eef89c61a378cc88c20ba730edee2882f7a802d4c5", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_testing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `math::*`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use math::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `VoSoNghiem` and `VoNghiem` are never constructed
[INFO] [stdout]  --> src/math.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Notice {
[INFO] [stdout]   |          ------ variants in this enum
[INFO] [stdout] 4 |     VoSoNghiem,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     VoNghiem
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Notice` 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: variants `OneSolution` and `TwoSolution` are never constructed
[INFO] [stdout]   --> src/math.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Value {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 10 |     OneSolution(f32),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 11 |     TwoSolution((f32, f32))
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Value` and `Notice` are never constructed
[INFO] [stdout]   --> src/math.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum Result {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 16 |     Value(Value),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     Notice(Notice)
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Result` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quadratic_equation` is never used
[INFO] [stdout]   --> src/math.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn quadratic_equation(a: i32, b: i32, c: i32) -> Result {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `int_to_roman` is never used
[INFO] [stdout]   --> src/math.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn int_to_roman(num: i16) -> String  {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maxAreaWater` is never used
[INFO] [stdout]   --> src/math.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn maxAreaWater(height: Vec<u8>) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maxAreaWater` should have a snake case name
[INFO] [stdout]   --> src/math.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn maxAreaWater(height: Vec<u8>) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `max_area_water`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maxAreaWater` should have a snake case name
[INFO] [stdout]   --> src/math.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn maxAreaWater(height: Vec<u8>) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `max_area_water`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "f26a500c60623524414eb0eef89c61a378cc88c20ba730edee2882f7a802d4c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26a500c60623524414eb0eef89c61a378cc88c20ba730edee2882f7a802d4c5", kill_on_drop: false }`
[INFO] [stdout] f26a500c60623524414eb0eef89c61a378cc88c20ba730edee2882f7a802d4c5