[INFO] cloning repository https://github.com/enosras/rust-tutorials
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enosras/rust-tutorials" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenosras%2Frust-tutorials", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenosras%2Frust-tutorials'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15682432bef4f84a585eed85795470238b5438f0
[INFO] fixing enosras/rust-tutorials against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenosras%2Frust-tutorials" "/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/enosras/rust-tutorials
[INFO] finished tweaking git repo https://github.com/enosras/rust-tutorials
[INFO] tweaked toml for git repo https://github.com/enosras/rust-tutorials written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/enosras/rust-tutorials on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/enosras/rust-tutorials 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "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/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 238f5d42c6f9684163c1fd67fa26ae4a7c18e80204a4cb24510f04fa06880e74
[INFO] running `Command { std: "docker" "start" "238f5d42c6f9684163c1fd67fa26ae4a7c18e80204a4cb24510f04fa06880e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "238f5d42c6f9684163c1fd67fa26ae4a7c18e80204a4cb24510f04fa06880e74" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "238f5d42c6f9684163c1fd67fa26ae4a7c18e80204a4cb24510f04fa06880e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "238f5d42c6f9684163c1fd67fa26ae4a7c18e80204a4cb24510f04fa06880e74" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_tut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut user1 = User {
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `active`, `email`, and `sign_in_count` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct User {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 3 |     active: bool,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     username: String,
[INFO] [stdout] 5 |     email: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     sign_in_count: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_user` is never used
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn build_user(email: String, username: String) -> User {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/bin/structs.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     username: &str,
[INFO] [stdout]   |               ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 1 ~ struct User<'a> {
[INFO] [stdout] 2 |     active: bool,
[INFO] [stdout] 3 ~     username: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/bin/structs.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     email: &str,
[INFO] [stdout]   |            ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 1 ~ struct User<'a> {
[INFO] [stdout] 2 |     active: bool,
[INFO] [stdout] 3 |     username: &str,
[INFO] [stdout] 4 ~     email: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]   --> src/bin/match.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 24 | }``
[INFO] [stdout]    |  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: character appears once more
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]    |
[INFO] [stdout] 24 - }``
[INFO] [stdout] 24 + }''
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-item in item list
[INFO] [stdout]   --> src/bin/match.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl UsState {
[INFO] [stdout]    |              - item list starts here
[INFO] [stdout] ...
[INFO] [stdout] 22 |     }:wa
[INFO] [stdout]    |      ^ non-item starts here
[INFO] [stdout] 23 |
[INFO] [stdout] 24 | }``
[INFO] [stdout]    | - item list ends here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `,` in pattern
[INFO] [stdout]   --> src/bin/match.rs:42:31
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Coin::Quarter(usState),
[INFO] [stdout]    |                               ^
[INFO] [stdout]    |
[INFO] [stdout] help: try adding parentheses to match on a tuple...
[INFO] [stdout]    |
[INFO] [stdout] 42 |         (Coin::Quarter(usState),)
[INFO] [stdout]    |         +                       +
[INFO] [stdout] help: ...or a vertical bar to match on alternatives
[INFO] [stdout]    |
[INFO] [stdout] 42 -         Coin::Quarter(usState),
[INFO] [stdout] 42 +         Coin::Quarter(usState) |
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_tut` (bin "structs") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/bin/structs.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     username: &str,
[INFO] [stdout]   |               ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 1 ~ struct User<'a> {
[INFO] [stdout] 2 |     active: bool,
[INFO] [stdout] 3 ~     username: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/bin/structs.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     email: &str,
[INFO] [stdout]   |            ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 1 ~ struct User<'a> {
[INFO] [stdout] 2 |     active: bool,
[INFO] [stdout] 3 |     username: &str,
[INFO] [stdout] 4 ~     email: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `UsState` in this scope
[INFO] [stdout]   --> src/bin/match.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum usState {
[INFO] [stdout]    | ------------ similarly named enum `usState` defined here
[INFO] [stdout] ...
[INFO] [stdout] 15 | impl UsState {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: an enum with a similar name exists (notice the capitalization)
[INFO] [stdout]    |
[INFO] [stdout] 15 - impl UsState {
[INFO] [stdout] 15 + impl usState {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `usState` should have an upper camel case name
[INFO] [stdout]   --> src/bin/match.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum usState {
[INFO] [stdout]    |      ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `UsState`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_tut` (bin "structs" test) due to 2 previous errors
[INFO] [stdout] warning: unused variable: `loopback`
[INFO] [stdout]   --> src/bin/enums.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let loopback = IpAddr::V6(String::from("::1"));
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loopback`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/bin/enums.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 |     V4(String),
[INFO] [stdout]   |     -- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IpAddr` 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] 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] 3 -     V4(String),
[INFO] [stdout] 3 +     V4(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/bin/enums.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     V6(String),
[INFO] [stdout]   |     -- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IpAddr` 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] 4 -     V6(String),
[INFO] [stdout] 4 +     V6(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot add `Option<i8>` to `i8`
[INFO] [stdout]  --> src/bin/enumstwo.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let sum = x + y;
[INFO] [stdout]   |                 ^ no implementation for `i8 + Option<i8>`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Add<Option<i8>>` is not implemented for `i8`
[INFO] [stdout] help: the following other types implement trait `Add<Rhs>`
[INFO] [stdout]  --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/ops/arith.rs:98:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: `i8` implements `Add`
[INFO] [stdout]  ::: /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/ops/arith.rs:113:0
[INFO] [stdout]   |
[INFO] [stdout]   = note: in this macro invocation
[INFO] [stdout]  --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/internal_macros.rs:22:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: `&i8` implements `Add<i8>`
[INFO] [stdout]  ::: /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/internal_macros.rs:33:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: `i8` implements `Add<&i8>`
[INFO] [stdout]  ::: /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/internal_macros.rs:44:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: `&i8` implements `Add`
[INFO] [stdout]   = note: this error originates in the macro `add_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loopback`
[INFO] [stdout]   --> src/bin/enums.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let loopback = IpAddr::V6(String::from("::1"));
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loopback`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/bin/enums.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 |     V4(String),
[INFO] [stdout]   |     -- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IpAddr` 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] 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] 3 -     V4(String),
[INFO] [stdout] 3 +     V4(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/bin/enums.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     V6(String),
[INFO] [stdout]   |     -- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IpAddr` 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] 4 -     V6(String),
[INFO] [stdout] 4 +     V6(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_tut` (bin "enumstwo" test) due to 1 previous error
[INFO] [stdout] error[E0277]: cannot add `Option<i8>` to `i8`
[INFO] [stdout]  --> src/bin/enumstwo.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let sum = x + y;
[INFO] [stdout]   |                 ^ no implementation for `i8 + Option<i8>`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Add<Option<i8>>` is not implemented for `i8`
[INFO] [stdout] help: the following other types implement trait `Add<Rhs>`
[INFO] [stdout]  --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/ops/arith.rs:98:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: `i8` implements `Add`
[INFO] [stdout]  ::: /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/ops/arith.rs:113:0
[INFO] [stdout]   |
[INFO] [stdout]   = note: in this macro invocation
[INFO] [stdout]  --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/internal_macros.rs:22:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: `&i8` implements `Add<i8>`
[INFO] [stdout]  ::: /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/internal_macros.rs:33:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: `i8` implements `Add<&i8>`
[INFO] [stdout]  ::: /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/internal_macros.rs:44:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: `&i8` implements `Add`
[INFO] [stdout]   = note: this error originates in the macro `add_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_tut` (bin "enumstwo") due to 1 previous error
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut user1 = User {
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `active`, `email`, and `sign_in_count` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct User {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 3 |     active: bool,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     username: String,
[INFO] [stdout] 5 |     email: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     sign_in_count: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_user` is never used
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn build_user(email: String, username: String) -> User {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `existed_in` found for enum `usState` in the current scope
[INFO] [stdout]   --> src/bin/match.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum usState {
[INFO] [stdout]    | ------------ method `existed_in` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 30 |     if state.existed_in(1900) {
[INFO] [stdout]    |              ^^^^^^^^^^ method not found in `usState`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_tut` (bin "match") due to 7 previous errors; 1 warning emitted
[INFO] [stdout] error[E0433]: cannot find type `UsState` in this scope
[INFO] [stdout]   --> src/bin/match.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             UsState::Alabama => year >= 1819,
[INFO] [stdout]    |             ^^^^^^^ use of undeclared type `UsState`
[INFO] [stdout]    |
[INFO] [stdout] help: an enum with a similar name exists (notice the capitalization)
[INFO] [stdout]    |
[INFO] [stdout] 18 -             UsState::Alabama => year >= 1819,
[INFO] [stdout] 18 +             usState::Alabama => year >= 1819,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `UsState` in this scope
[INFO] [stdout]   --> src/bin/match.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             UsState::Alaska => year >= 1959,
[INFO] [stdout]    |             ^^^^^^^ use of undeclared type `UsState`
[INFO] [stdout]    |
[INFO] [stdout] help: an enum with a similar name exists (notice the capitalization)
[INFO] [stdout]    |
[INFO] [stdout] 19 -             UsState::Alaska => year >= 1959,
[INFO] [stdout] 19 +             usState::Alaska => year >= 1959,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "238f5d42c6f9684163c1fd67fa26ae4a7c18e80204a4cb24510f04fa06880e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238f5d42c6f9684163c1fd67fa26ae4a7c18e80204a4cb24510f04fa06880e74", kill_on_drop: false }`
[INFO] [stdout] 238f5d42c6f9684163c1fd67fa26ae4a7c18e80204a4cb24510f04fa06880e74
