[INFO] fetching crate clapme 0.1.16...
[INFO] testing clapme-0.1.16 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate clapme 0.1.16 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate clapme 0.1.16 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "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-0-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded meval v0.1.0
[INFO] [stderr]   Downloaded clapme_derive v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33e1958d2c3876f0d3699507f24c8c1042d13ad708fe75a43bd58078e7a7e855
[INFO] running `Command { std: "docker" "start" "-a" "33e1958d2c3876f0d3699507f24c8c1042d13ad708fe75a43bd58078e7a7e855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e1958d2c3876f0d3699507f24c8c1042d13ad708fe75a43bd58078e7a7e855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e1958d2c3876f0d3699507f24c8c1042d13ad708fe75a43bd58078e7a7e855", kill_on_drop: false }`
[INFO] [stdout] 33e1958d2c3876f0d3699507f24c8c1042d13ad708fe75a43bd58078e7a7e855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbe484af69e7bb3daa87b147065d4b8c7b94ef3566ceeca5dbd07043c82820d8
[INFO] running `Command { std: "docker" "start" "-a" "fbe484af69e7bb3daa87b147065d4b8c7b94ef3566ceeca5dbd07043c82820d8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling meval v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling clap v2.33.3
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "fbe484af69e7bb3daa87b147065d4b8c7b94ef3566ceeca5dbd07043c82820d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbe484af69e7bb3daa87b147065d4b8c7b94ef3566ceeca5dbd07043c82820d8", kill_on_drop: false }`
[INFO] [stdout] fbe484af69e7bb3daa87b147065d4b8c7b94ef3566ceeca5dbd07043c82820d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb89d8ab01c6a783209f508cc7cc4eac8f2cadd178da270ba668fc38cc42df0c
[INFO] running `Command { std: "docker" "start" "-a" "eb89d8ab01c6a783209f508cc7cc4eac8f2cadd178da270ba668fc38cc42df0c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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: 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]  --> 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/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/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/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 `#[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: 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/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]  --> 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/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/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/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 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]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[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/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 `0` is never read
[INFO] [stdout]   --> tests/underscore-in-optional-field.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     ResumeFrom(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Params` 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] 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] 16 |     ResumeFrom(()),
[INFO] [stdout]    |                ~~
[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: `Params` 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 `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: field `0` is never read
[INFO] [stdout]   --> tests/enum-required-by-optional-struct.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     ResumeFrom(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Params` 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] 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] 16 |     ResumeFrom(()),
[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: `Params` 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]   --> tests/enum-required-by-optional-struct.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Width(String),
[INFO] [stdout]    |     ----- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dimensions` 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] 25 |     Width(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/enum-required-by-optional-struct.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Volume(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dimensions` 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] 27 |     Volume(()),
[INFO] [stdout]    |            ~~
[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: 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: field `0` is never read
[INFO] [stdout]    --> tests/create-guide.rs:190:20
[INFO] [stdout]     |
[INFO] [stdout] 190 |         SecondFlag(String),
[INFO] [stdout]     |         ---------- ^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 190 |         SecondFlag(()),
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "eb89d8ab01c6a783209f508cc7cc4eac8f2cadd178da270ba668fc38cc42df0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb89d8ab01c6a783209f508cc7cc4eac8f2cadd178da270ba668fc38cc42df0c", kill_on_drop: false }`
[INFO] [stdout] eb89d8ab01c6a783209f508cc7cc4eac8f2cadd178da270ba668fc38cc42df0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1a0e9b91b813a539d3f8a270ef1a8624f19b128284b084acacb3e74906355c6
[INFO] running `Command { std: "docker" "start" "-a" "b1a0e9b91b813a539d3f8a270ef1a8624f19b128284b084acacb3e74906355c6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/experiment.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/bool-and-option-in-substruct.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/flags.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/underscore-in-optional-field.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/underscore-in-optional-field.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     ResumeFrom(String),
[INFO] [stderr]    |     ---------- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Params` 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] 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] 16 |     ResumeFrom(()),
[INFO] [stderr]    |                ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `sys` is never read
[INFO] [stderr]   --> tests/underscore-in-optional-field.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     _Params {
[INFO] [stderr]    |     ------- field in this variant
[INFO] [stderr] 18 |         sys: SquareWellParams,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Params` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `well_width` is never read
[INFO] [stderr]   --> tests/underscore-in-optional-field.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct SquareWellParams {
[INFO] [stderr]    |        ---------------- field in this struct
[INFO] [stderr] 24 |     well_width: String,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SquareWellParams` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/options.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/enum.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `First_World` should have an upper camel case name
[INFO] [stderr]   --> tests/enum.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         First_World,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to upper camel case: `FirstWorld`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/create-guide.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> tests/create-guide.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     /// This gives the following usage.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 72 |     strings.push(Foo::help_message("foo"));
[INFO] [stderr]    |     -------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> tests/create-guide.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     /// This gives the following usage.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 91 |     strings.push(Help::help_message("help"));
[INFO] [stderr]    |     ---------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/create-guide.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     /// This gives the following usage.
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 115 |     strings.push(Flags::help_message("flags"));
[INFO] [stderr]     |     ------------------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/create-guide.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     /// This gives the following usage.
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 139 |     strings.push(Types::help_message("types"));
[INFO] [stderr]     |     ------------------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/create-guide.rs:167:5
[INFO] [stderr]     |
[INFO] [stderr] 167 |     /// This gives the following usage.
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 168 |     strings.push(Optional::help_message("optional"));
[INFO] [stderr]     |     ------------------------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/create-guide.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     /// This gives the following usage.
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 196 |     strings.push(Exclusive::help_message("exclusive"));
[INFO] [stderr]     |     -------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/create-guide.rs:237:5
[INFO] [stderr]     |
[INFO] [stderr] 237 |     /// This gives the following usage.
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 238 |     strings.push(Nested::help_message("nested"));
[INFO] [stderr]     |     -------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/create-guide.rs:269:5
[INFO] [stderr]     |
[INFO] [stderr] 269 |     /// This gives the following usage.
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 270 |     strings.push(Flattened::help_message("flattened"));
[INFO] [stderr]     |     -------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/create-guide.rs:272:5
[INFO] [stderr]     |
[INFO] [stderr] 272 | /     /// This may be a good idea if `MyConfig` and `YourConfig` are
[INFO] [stderr] 273 | |     /// implementation details that your user need not be aware of.
[INFO] [stderr] 274 | |
[INFO] [stderr] 275 | |     /// ## Other possibilities
[INFO] [stderr] ...   |
[INFO] [stderr] 290 | |     /// an issue on github if there is a type that you would like to
[INFO] [stderr] 291 | |     /// have supported by clapme.  Pull requests are most welcome.
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr] 292 |
[INFO] [stderr] 293 |       strings.reverse();
[INFO] [stderr]     |       ----------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: field `foo` is never read
[INFO] [stderr]   --> tests/create-guide.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     struct Foo {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 68 |         foo: bool,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `verbose` and `T` are never read
[INFO] [stderr]   --> tests/create-guide.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |     struct Help {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 84 |         /// Print excess messages.
[INFO] [stderr] 85 |         verbose: bool,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 86 |         /// The temperature.
[INFO] [stderr] 87 |         T: bool,
[INFO] [stderr]    |         ^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `verbose`, `blue_is_nice_`, and `min_T` are never read
[INFO] [stderr]    --> tests/create-guide.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |     struct Flags {
[INFO] [stderr]     |            ----- fields in this struct
[INFO] [stderr] 106 |         /// a simple word has "--" prepended to it.
[INFO] [stderr] 107 |         verbose: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 108 |         /// Underscores are replaced with "-" ...
[INFO] [stderr] 109 |         blue_is_nice_: bool,
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 110 |         /// and capital letters are preserved.
[INFO] [stderr] 111 |         min_T: bool,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name`, `T`, and `directory` are never read
[INFO] [stderr]    --> tests/create-guide.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |     struct Types {
[INFO] [stderr]     |            ----- fields in this struct
[INFO] [stderr] 130 |         /// The name of the type
[INFO] [stderr] 131 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 132 |         /// The temperature of the type
[INFO] [stderr] 133 |         T: f64,
[INFO] [stderr]     |         ^
[INFO] [stderr] 134 |         /// The place where it is
[INFO] [stderr] 135 |         directory: std::path::PathBuf,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]    --> tests/create-guide.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |     struct Optional {
[INFO] [stderr]     |            -------- field in this struct
[INFO] [stderr] 163 |         /// The name is an optional argument.
[INFO] [stderr] 164 |         name: Option<String>,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `a` and `b` are never read
[INFO] [stderr]    --> tests/create-guide.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 181 |         First {
[INFO] [stderr]     |         ----- fields in this variant
[INFO] [stderr] 182 |             /// This is the "a" value
[INFO] [stderr] 183 |             a: String,
[INFO] [stderr]     |             ^
[INFO] [stderr] ...
[INFO] [stderr] 187 |             b: String,
[INFO] [stderr]     |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/create-guide.rs:190:20
[INFO] [stderr]     |
[INFO] [stderr] 190 |         SecondFlag(String),
[INFO] [stderr]     |         ---------- ^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[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] 190 |         SecondFlag(()),
[INFO] [stderr]     |                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: fields `x` and `y` are never read
[INFO] [stderr]    --> tests/create-guide.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |     struct Vec2d {
[INFO] [stderr]     |            ----- fields in this struct
[INFO] [stderr] 224 |         x: f64, y: f64,
[INFO] [stderr]     |         ^       ^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `position` and `velocity` are never read
[INFO] [stderr]    --> tests/create-guide.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 227 |     struct Nested {
[INFO] [stderr]     |            ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 233 |         position: Vec2d,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 234 |         velocity: Vec2d,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]    --> tests/create-guide.rs:256:9
[INFO] [stderr]     |
[INFO] [stderr] 254 |     struct MyConfig {
[INFO] [stderr]     |            -------- field in this struct
[INFO] [stderr] 255 |         /// The user's name
[INFO] [stderr] 256 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `address` is never read
[INFO] [stderr]    --> tests/create-guide.rs:261:9
[INFO] [stderr]     |
[INFO] [stderr] 259 |     struct YourConfig {
[INFO] [stderr]     |            ---------- field in this struct
[INFO] [stderr] 260 |         /// The user's address
[INFO] [stderr] 261 |         address: String,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/phantom.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/unit-struct.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> tests/unit-struct.rs:32:6
[INFO] [stderr]    |
[INFO] [stderr] 32 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `clapme` (bin "experiment" test) generated 1 warning
[INFO] [stderr] warning: `clapme` (test "bool-and-option-in-substruct") generated 1 warning
[INFO] [stderr] warning: `clapme` (test "flags") generated 1 warning
[INFO] [stderr] warning: `clapme` (test "underscore-in-optional-field") generated 4 warnings
[INFO] [stderr] warning: `clapme` (test "options") generated 1 warning
[INFO] [stderr] warning: `clapme` (test "enum") generated 2 warnings
[INFO] [stderr] warning: `clapme` (test "create-guide") generated 21 warnings
[INFO] [stderr] warning: `clapme` (test "phantom") generated 1 warning
[INFO] [stderr] warning: `clapme` (test "unit-struct") generated 2 warnings
[INFO] [stderr] warning: `clapme` (bin "experiment") generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/generic.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/enum-required-by-optional-struct.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/enum-required-by-optional-struct.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     ResumeFrom(String),
[INFO] [stderr]    |     ---------- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Params` 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] 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] 16 |     ResumeFrom(()),
[INFO] [stderr]    |                ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `sys` is never read
[INFO] [stderr]   --> tests/enum-required-by-optional-struct.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     _Params {
[INFO] [stderr]    |     ------- field in this variant
[INFO] [stderr] 18 |         sys: SquareWellParams,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Params` 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]   --> tests/enum-required-by-optional-struct.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Width(String),
[INFO] [stderr]    |     ----- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Dimensions` 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] 25 |     Width(()),
[INFO] [stderr]    |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/enum-required-by-optional-struct.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Volume(String),
[INFO] [stderr]    |     ------ ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Dimensions` 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] 27 |     Volume(()),
[INFO] [stderr]    |            ~~
[INFO] [stderr] 
[INFO] [stderr] warning: fields `well_width` and `cell` are never read
[INFO] [stderr]   --> tests/enum-required-by-optional-struct.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | struct SquareWellParams {
[INFO] [stderr]    |        ---------------- fields in this struct
[INFO] [stderr] 32 |     well_width: String,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 33 |     cell: Dimensions,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SquareWellParams` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/deeply-nested-with-underscores.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/nested.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/only-one-variant.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/tuple-struct.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `clapme` (test "generic") generated 1 warning
[INFO] [stderr] warning: `clapme` (test "enum-required-by-optional-struct") generated 6 warnings
[INFO] [stderr] warning: `clapme` (test "deeply-nested-with-underscores") generated 1 warning
[INFO] [stderr] warning: `clapme` (test "nested") generated 1 warning
[INFO] [stderr] warning: `clapme` (test "only-one-variant") generated 1 warning
[INFO] [stderr] warning: `clapme` (test "tuple-struct") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/clapme-388622f1f4334397)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/experiment.rs (/opt/rustwide/target/debug/deps/experiment-a92fef37394f9567)
[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] [stderr]      Running tests/bool-and-option-in-substruct.rs (/opt/rustwide/target/debug/deps/bool_and_option_in_substruct-556d82954e2dcf33)
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test craziness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/create-guide.rs (/opt/rustwide/target/debug/deps/create_guide-45aaed96c3809660)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test guide ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- guide stdout ----
[INFO] [stdout] thread 'guide' panicked at tests/create-guide.rs:297:46:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6383be99147a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x6383be99147a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x6383be99147a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6383be99147a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6383be9b7f43 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x6383be9b7f43 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x6383be98e643 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x6383be9912c2 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x6383be9928da - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x6383be9926e4 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x6383be893469 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x6383be893469 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x6383be992f78 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x6383be992f78 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x6383be992d3a - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x6383be991959 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x6383be9929cc - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x6383be81eaa0 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x6383be81eee6 - core::result::unwrap_failed::hd20b4aa073bda1e2
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/result.rs:1700:5
[INFO] [stdout]   19:     0x6383be828763 - core::result::Result<T,E>::unwrap::hcfe9fcf0ac7b1665
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/result.rs:1104:23
[INFO] [stdout]   20:     0x6383be828763 - create_guide::guide::h6c49682e2179e70a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/create-guide.rs:297:17
[INFO] [stdout]   21:     0x6383be828407 - create_guide::guide::{{closure}}::hc6672cf9f3e44d2f
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/create-guide.rs:58:11
[INFO] [stdout]   22:     0x6383be853f56 - core::ops::function::FnOnce::call_once::h090f01780bac0877
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x6383be897e2b - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6383be897e2b - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   25:     0x6383be897667 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   26:     0x6383be897667 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x6383be897667 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x6383be897667 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x6383be897667 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x6383be897667 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   31:     0x6383be897667 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   32:     0x6383be85c944 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   33:     0x6383be85c944 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x6383be86000e - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   35:     0x6383be86000e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x6383be86000e - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x6383be86000e - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x6383be86000e - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x6383be86000e - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   40:     0x6383be86000e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x6383be996d4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   42:     0x6383be996d4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x6383be996d4b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x7066a922eac3 - <unknown>
[INFO] [stdout]   45:     0x7066a92bfa04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     guide
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test create-guide`
[INFO] running `Command { std: "docker" "inspect" "b1a0e9b91b813a539d3f8a270ef1a8624f19b128284b084acacb3e74906355c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a0e9b91b813a539d3f8a270ef1a8624f19b128284b084acacb3e74906355c6", kill_on_drop: false }`
[INFO] [stdout] b1a0e9b91b813a539d3f8a270ef1a8624f19b128284b084acacb3e74906355c6
