[INFO] cloning repository https://github.com/natemiklas1/rust_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natemiklas1/rust_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemiklas1%2Frust_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemiklas1%2Frust_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ebf82983f5e953c9aa9acd33e6d44ebb2b30bd8
[INFO] testing natemiklas1/rust_example against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemiklas1%2Frust_example" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/natemiklas1/rust_example
[INFO] finished tweaking git repo https://github.com/natemiklas1/rust_example
[INFO] tweaked toml for git repo https://github.com/natemiklas1/rust_example written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/natemiklas1/rust_example on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/natemiklas1/rust_example 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8a6857785fb031259f3bf298a1872d69f11b275fd4717e50671df2b37cc2b44
[INFO] running `Command { std: "docker" "start" "-a" "e8a6857785fb031259f3bf298a1872d69f11b275fd4717e50671df2b37cc2b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8a6857785fb031259f3bf298a1872d69f11b275fd4717e50671df2b37cc2b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a6857785fb031259f3bf298a1872d69f11b275fd4717e50671df2b37cc2b44", kill_on_drop: false }`
[INFO] [stdout] e8a6857785fb031259f3bf298a1872d69f11b275fd4717e50671df2b37cc2b44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9179f875ac3f5bb1d892b54064a1342cded58b93abe51c802a43340fc33ba28a
[INFO] running `Command { std: "docker" "start" "-a" "9179f875ac3f5bb1d892b54064a1342cded58b93abe51c802a43340fc33ba28a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `User_Struct` should have an upper camel case name
[INFO] [stdout]  --> src/Account/mod.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct User_Struct {
[INFO] [stdout]   |                ^^^^^^^^^^^ help: convert the identifier to upper camel case: `UserStruct`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `email`, `username`, and `age` are never read
[INFO] [stdout]   --> src/Account/mod.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout]  6 |     pub struct User_Struct {
[INFO] [stdout]    |                ----------- fields in this struct
[INFO] [stdout]  7 |         pub email: Email,                //using the Email enum here
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]  8 |         pub second_email: Option<Email>, // this can be None
[INFO] [stdout]  9 |         pub username: String,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 10 |         age: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `User_Struct` 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: method `update_email` is never used
[INFO] [stdout]   --> src/Account/mod.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     impl User_Struct {
[INFO] [stdout]    |     ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |         pub fn update_email(&mut self, new_email: Email) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/Account/email.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Yahoo(String),
[INFO] [stdout]   |         ----- ^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Email` 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] 6 -         Yahoo(String),
[INFO] [stdout] 6 +         Yahoo(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Aol` is never constructed
[INFO] [stdout]  --> src/Account/email.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub enum Email {
[INFO] [stdout]   |              ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |         Aol(String),
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Email` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Account` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod Account;
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `account`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "9179f875ac3f5bb1d892b54064a1342cded58b93abe51c802a43340fc33ba28a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9179f875ac3f5bb1d892b54064a1342cded58b93abe51c802a43340fc33ba28a", kill_on_drop: false }`
[INFO] [stdout] 9179f875ac3f5bb1d892b54064a1342cded58b93abe51c802a43340fc33ba28a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f9881128f11e76936a4fa5d3c088713dddd832b4cc25ace7a97f2b35e52f8b5
[INFO] running `Command { std: "docker" "start" "-a" "6f9881128f11e76936a4fa5d3c088713dddd832b4cc25ace7a97f2b35e52f8b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `User_Struct` should have an upper camel case name
[INFO] [stdout]  --> src/Account/mod.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct User_Struct {
[INFO] [stdout]   |                ^^^^^^^^^^^ help: convert the identifier to upper camel case: `UserStruct`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `email`, `username`, and `age` are never read
[INFO] [stdout]   --> src/Account/mod.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout]  6 |     pub struct User_Struct {
[INFO] [stdout]    |                ----------- fields in this struct
[INFO] [stdout]  7 |         pub email: Email,                //using the Email enum here
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]  8 |         pub second_email: Option<Email>, // this can be None
[INFO] [stdout]  9 |         pub username: String,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 10 |         age: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `User_Struct` 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: method `update_email` is never used
[INFO] [stdout]   --> src/Account/mod.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     impl User_Struct {
[INFO] [stdout]    |     ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |         pub fn update_email(&mut self, new_email: Email) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/Account/email.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Yahoo(String),
[INFO] [stdout]   |         ----- ^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Email` 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] 6 -         Yahoo(String),
[INFO] [stdout] 6 +         Yahoo(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Aol` is never constructed
[INFO] [stdout]  --> src/Account/email.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub enum Email {
[INFO] [stdout]   |              ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |         Aol(String),
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Email` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Account` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod Account;
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `account`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "6f9881128f11e76936a4fa5d3c088713dddd832b4cc25ace7a97f2b35e52f8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9881128f11e76936a4fa5d3c088713dddd832b4cc25ace7a97f2b35e52f8b5", kill_on_drop: false }`
[INFO] [stdout] 6f9881128f11e76936a4fa5d3c088713dddd832b4cc25ace7a97f2b35e52f8b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eccce2b3e7fa3c0b026c019058600a2a96cbfdfb617224756291a8f2827df542
[INFO] running `Command { std: "docker" "start" "-a" "eccce2b3e7fa3c0b026c019058600a2a96cbfdfb617224756291a8f2827df542", kill_on_drop: false }`
[INFO] [stderr] warning: type `User_Struct` should have an upper camel case name
[INFO] [stderr]  --> src/Account/mod.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub struct User_Struct {
[INFO] [stderr]   |                ^^^^^^^^^^^ help: convert the identifier to upper camel case: `UserStruct`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `email`, `username`, and `age` are never read
[INFO] [stderr]   --> src/Account/mod.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr]  6 |     pub struct User_Struct {
[INFO] [stderr]    |                ----------- fields in this struct
[INFO] [stderr]  7 |         pub email: Email,                //using the Email enum here
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr]  8 |         pub second_email: Option<Email>, // this can be None
[INFO] [stderr]  9 |         pub username: String,
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 10 |         age: u32,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `User_Struct` 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: method `update_email` is never used
[INFO] [stderr]   --> src/Account/mod.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     impl User_Struct {
[INFO] [stderr]    |     ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 25 |         pub fn update_email(&mut self, new_email: Email) {
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/Account/email.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 |         Yahoo(String),
[INFO] [stderr]   |         ----- ^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Email` 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] 6 -         Yahoo(String),
[INFO] [stderr] 6 +         Yahoo(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Aol` is never constructed
[INFO] [stderr]  --> src/Account/email.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub enum Email {
[INFO] [stderr]   |              ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 7 |         Aol(String),
[INFO] [stderr]   |         ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Email` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: module `Account` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod Account;
[INFO] [stderr]   |     ^^^^^^^ help: convert the identifier to snake case: `account`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_example` (bin "rust_example" test) generated 6 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_example-b2efd4dbc0c2c4aa)
[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" "eccce2b3e7fa3c0b026c019058600a2a96cbfdfb617224756291a8f2827df542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eccce2b3e7fa3c0b026c019058600a2a96cbfdfb617224756291a8f2827df542", kill_on_drop: false }`
[INFO] [stdout] eccce2b3e7fa3c0b026c019058600a2a96cbfdfb617224756291a8f2827df542
