[INFO] fetching crate clapme 0.1.16...
[INFO] building clapme-0.1.16 against try#b755f8b9936d084e0363ce6b393c7e444a37080e for pr-97334-1
[INFO] extracting crate clapme 0.1.16 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate clapme 0.1.16 on toolchain b755f8b9936d084e0363ce6b393c7e444a37080e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clapme 0.1.16
[INFO] finished tweaking crates.io crate clapme 0.1.16
[INFO] tweaked toml for crates.io crate clapme 0.1.16 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate clapme 0.1.16 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75285e9d5512705694e6ce308436d5313cff1463c8d2cb1734ecb8139c168c1c
[INFO] running `Command { std: "docker" "start" "-a" "75285e9d5512705694e6ce308436d5313cff1463c8d2cb1734ecb8139c168c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75285e9d5512705694e6ce308436d5313cff1463c8d2cb1734ecb8139c168c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75285e9d5512705694e6ce308436d5313cff1463c8d2cb1734ecb8139c168c1c", kill_on_drop: false }`
[INFO] [stdout] 75285e9d5512705694e6ce308436d5313cff1463c8d2cb1734ecb8139c168c1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cb6afd69ec2f2fad7d9c854d88583abafcd13cad8453faeb1070ddf467a6bb8
[INFO] running `Command { std: "docker" "start" "-a" "6cb6afd69ec2f2fad7d9c854d88583abafcd13cad8453faeb1070ddf467a6bb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling meval v0.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling clapme_derive v0.1.10
[INFO] [stderr]    Compiling clapme v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/experiment.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.50s
[INFO] running `Command { std: "docker" "inspect" "6cb6afd69ec2f2fad7d9c854d88583abafcd13cad8453faeb1070ddf467a6bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb6afd69ec2f2fad7d9c854d88583abafcd13cad8453faeb1070ddf467a6bb8", kill_on_drop: false }`
[INFO] [stdout] 6cb6afd69ec2f2fad7d9c854d88583abafcd13cad8453faeb1070ddf467a6bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d7b05bd510201563e861e2a9e8234a03eed881f20c531000374a68c34d97919
[INFO] running `Command { std: "docker" "start" "-a" "3d7b05bd510201563e861e2a9e8234a03eed881f20c531000374a68c34d97919", kill_on_drop: false }`
[INFO] [stderr]    Compiling clapme v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/experiment.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/nested.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/tuple-struct.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/phantom.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/enum.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `First_World` should have an upper camel case name
[INFO] [stdout]   --> tests/enum.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         First_World,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to upper camel case: `FirstWorld`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/flags.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/create-guide.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/bool-and-option-in-substruct.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> tests/create-guide.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     /// This gives the following usage.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 72 |     strings.push(Foo::help_message("foo"));
[INFO] [stdout]    |     -------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> tests/create-guide.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     /// This gives the following usage.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 91 |     strings.push(Help::help_message("help"));
[INFO] [stdout]    |     ---------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/create-guide.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 |     /// This gives the following usage.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 115 |     strings.push(Flags::help_message("flags"));
[INFO] [stdout]     |     ------------------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/create-guide.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     /// This gives the following usage.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 139 |     strings.push(Types::help_message("types"));
[INFO] [stdout]     |     ------------------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/create-guide.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 167 |     /// This gives the following usage.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 168 |     strings.push(Optional::help_message("optional"));
[INFO] [stdout]     |     ------------------------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/create-guide.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     /// This gives the following usage.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 196 |     strings.push(Exclusive::help_message("exclusive"));
[INFO] [stdout]     |     -------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/create-guide.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     /// This gives the following usage.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 238 |     strings.push(Nested::help_message("nested"));
[INFO] [stdout]     |     -------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/create-guide.rs:269:5
[INFO] [stdout]     |
[INFO] [stdout] 269 |     /// This gives the following usage.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 270 |     strings.push(Flattened::help_message("flattened"));
[INFO] [stdout]     |     -------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/create-guide.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 272 | /     /// This may be a good idea if `MyConfig` and `YourConfig` are
[INFO] [stdout] 273 | |     /// implementation details that your user need not be aware of.
[INFO] [stdout] 274 | |
[INFO] [stdout] 275 | |     /// ## Other possibilities
[INFO] [stdout] ...   |
[INFO] [stdout] 290 | |     /// an issue on github if there is a type that you would like to
[INFO] [stdout] 291 | |     /// have supported by clapme.  Pull requests are most welcome.
[INFO] [stdout]     | |__________________________________________________________________^
[INFO] [stdout] 292 |
[INFO] [stdout] 293 |       strings.reverse();
[INFO] [stdout]     |       ----------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/underscore-in-optional-field.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/deeply-nested-with-underscores.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/only-one-variant.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/generic.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/options.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/experiment.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/unit-struct.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/unit-struct.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sys` is never read
[INFO] [stdout]   --> tests/underscore-in-optional-field.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     _Params {
[INFO] [stdout]    |     ------- field in this variant
[INFO] [stdout] 18 |         sys: SquareWellParams,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `well_width` is never read
[INFO] [stdout]   --> tests/underscore-in-optional-field.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct SquareWellParams {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 24 |     well_width: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SquareWellParams` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/enum-required-by-optional-struct.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `foo` is never read
[INFO] [stdout]   --> tests/create-guide.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     struct Foo {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 68 |         foo: bool,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `verbose` and `T` are never read
[INFO] [stdout]   --> tests/create-guide.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     struct Help {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 84 |         /// Print excess messages.
[INFO] [stdout] 85 |         verbose: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 86 |         /// The temperature.
[INFO] [stdout] 87 |         T: bool,
[INFO] [stdout]    |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `verbose`, `blue_is_nice_` and `min_T` are never read
[INFO] [stdout]    --> tests/create-guide.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     struct Flags {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 106 |         /// a simple word has "--" prepended to it.
[INFO] [stdout] 107 |         verbose: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 108 |         /// Underscores are replaced with "-" ...
[INFO] [stdout] 109 |         blue_is_nice_: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 110 |         /// and capital letters are preserved.
[INFO] [stdout] 111 |         min_T: bool,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `T` and `directory` are never read
[INFO] [stdout]    --> tests/create-guide.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     struct Types {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 130 |         /// The name of the type
[INFO] [stdout] 131 |         name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 132 |         /// The temperature of the type
[INFO] [stdout] 133 |         T: f64,
[INFO] [stdout]     |         ^
[INFO] [stdout] 134 |         /// The place where it is
[INFO] [stdout] 135 |         directory: std::path::PathBuf,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> tests/create-guide.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     struct Optional {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 163 |         /// The name is an optional argument.
[INFO] [stdout] 164 |         name: Option<String>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a` and `b` are never read
[INFO] [stdout]    --> tests/create-guide.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 181 |         First {
[INFO] [stdout]     |         ----- fields in this variant
[INFO] [stdout] 182 |             /// This is the "a" value
[INFO] [stdout] 183 |             a: String,
[INFO] [stdout]     |             ^
[INFO] [stdout] ...
[INFO] [stdout] 187 |             b: String,
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]    --> tests/create-guide.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     struct Vec2d {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 224 |         x: f64, y: f64,
[INFO] [stdout]     |         ^       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `position` and `velocity` are never read
[INFO] [stdout]    --> tests/create-guide.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |     struct Nested {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 233 |         position: Vec2d,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 234 |         velocity: Vec2d,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> tests/create-guide.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |     struct MyConfig {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 255 |         /// The user's name
[INFO] [stdout] 256 |         name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `address` is never read
[INFO] [stdout]    --> tests/create-guide.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |     struct YourConfig {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 260 |         /// The user's address
[INFO] [stdout] 261 |         address: String,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sys` is never read
[INFO] [stdout]   --> tests/enum-required-by-optional-struct.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     _Params {
[INFO] [stdout]    |     ------- field in this variant
[INFO] [stdout] 18 |         sys: SquareWellParams,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `well_width` and `cell` are never read
[INFO] [stdout]   --> tests/enum-required-by-optional-struct.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct SquareWellParams {
[INFO] [stdout]    |        ---------------- fields in this struct
[INFO] [stdout] 32 |     well_width: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 33 |     cell: Dimensions,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SquareWellParams` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.83s
[INFO] running `Command { std: "docker" "inspect" "3d7b05bd510201563e861e2a9e8234a03eed881f20c531000374a68c34d97919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7b05bd510201563e861e2a9e8234a03eed881f20c531000374a68c34d97919", kill_on_drop: false }`
[INFO] [stdout] 3d7b05bd510201563e861e2a9e8234a03eed881f20c531000374a68c34d97919