[INFO] fetching crate clapme 0.1.16...
[INFO] testing clapme-0.1.16 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate clapme 0.1.16 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate clapme 0.1.16 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.78
[INFO] [stderr]   Downloaded clapme_derive v0.1.10
[INFO] [stderr]   Downloaded meval v0.1.0
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d805058501bc53ecfe23054c15342e45d670bc36c504b5f954fa9f8d85bfd4df
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d805058501bc53ecfe23054c15342e45d670bc36c504b5f954fa9f8d85bfd4df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d805058501bc53ecfe23054c15342e45d670bc36c504b5f954fa9f8d85bfd4df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d805058501bc53ecfe23054c15342e45d670bc36c504b5f954fa9f8d85bfd4df", kill_on_drop: false }`
[INFO] [stdout] d805058501bc53ecfe23054c15342e45d670bc36c504b5f954fa9f8d85bfd4df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6facf38e414f5d2199266f7197f76a166ebdc86620b185ed7dea4522d5263ec
[INFO] running `Command { std: "docker" "start" "-a" "f6facf38e414f5d2199266f7197f76a166ebdc86620b185ed7dea4522d5263ec", 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 fnv v1.0.7
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling meval v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling atty v0.2.14
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.52s
[INFO] running `Command { std: "docker" "inspect" "f6facf38e414f5d2199266f7197f76a166ebdc86620b185ed7dea4522d5263ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6facf38e414f5d2199266f7197f76a166ebdc86620b185ed7dea4522d5263ec", kill_on_drop: false }`
[INFO] [stdout] f6facf38e414f5d2199266f7197f76a166ebdc86620b185ed7dea4522d5263ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dde8442f3420171ab5151fc90650f6830d46676d244e5b89ddd503ccd40230b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dde8442f3420171ab5151fc90650f6830d46676d244e5b89ddd503ccd40230b8", 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/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/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/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/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/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: 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/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/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/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: 1 warning emitted
[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]    = 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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `foo`
[INFO] [stdout]   --> tests/create-guide.rs:68:9
[INFO] [stdout]    |
[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: field is never read: `verbose`
[INFO] [stdout]   --> tests/create-guide.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         verbose: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `T`
[INFO] [stdout]   --> tests/create-guide.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         T: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `verbose`
[INFO] [stdout]    --> tests/create-guide.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         verbose: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `blue_is_nice_`
[INFO] [stdout]    --> tests/create-guide.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         blue_is_nice_: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `min_T`
[INFO] [stdout]    --> tests/create-guide.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         min_T: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> tests/create-guide.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         name: String,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `T`
[INFO] [stdout]    --> tests/create-guide.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         T: f64,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `directory`
[INFO] [stdout]    --> tests/create-guide.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         directory: std::path::PathBuf,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> tests/create-guide.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         name: Option<String>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]    --> tests/create-guide.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             a: String,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `b`
[INFO] [stdout]    --> tests/create-guide.rs:187:13
[INFO] [stdout]     |
[INFO] [stdout] 187 |             b: String,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> tests/create-guide.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         x: f64, y: f64,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> tests/create-guide.rs:224:17
[INFO] [stdout]     |
[INFO] [stdout] 224 |         x: f64, y: f64,
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `position`
[INFO] [stdout]    --> tests/create-guide.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         position: Vec2d,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `velocity`
[INFO] [stdout]    --> tests/create-guide.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 234 |         velocity: Vec2d,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> tests/create-guide.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         name: String,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `address`
[INFO] [stdout]    --> tests/create-guide.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |         address: String,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[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/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: 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: 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: 28 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.44s
[INFO] running `Command { std: "docker" "inspect" "dde8442f3420171ab5151fc90650f6830d46676d244e5b89ddd503ccd40230b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde8442f3420171ab5151fc90650f6830d46676d244e5b89ddd503ccd40230b8", kill_on_drop: false }`
[INFO] [stdout] dde8442f3420171ab5151fc90650f6830d46676d244e5b89ddd503ccd40230b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0e16a74d7b8b767fb2c14bb54af946f027f3b4879f0c3dc6dd05dcd970213cd
[INFO] running `Command { std: "docker" "start" "-a" "e0e16a74d7b8b767fb2c14bb54af946f027f3b4879f0c3dc6dd05dcd970213cd", kill_on_drop: false }`
[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: 1 warning emitted
[INFO] [stderr] 
[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: 1 warning emitted
[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: 1 warning emitted
[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: 1 warning emitted
[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: 1 warning emitted
[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: 2 warnings emitted
[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: 1 warning emitted
[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: 1 warning emitted
[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: 1 warning emitted
[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: 1 warning emitted
[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: 1 warning emitted
[INFO] [stderr] 
[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: 1 warning emitted
[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: 1 warning emitted
[INFO] [stderr] 
[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: 1 warning emitted
[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: 1 warning emitted
[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]    = 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] 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] 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] 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] 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] 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] 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] 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] warning: field is never read: `foo`
[INFO] [stderr]   --> tests/create-guide.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         foo: bool,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `verbose`
[INFO] [stderr]   --> tests/create-guide.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         verbose: bool,
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `T`
[INFO] [stderr]   --> tests/create-guide.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |         T: bool,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `verbose`
[INFO] [stderr]    --> tests/create-guide.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 |         verbose: bool,
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `blue_is_nice_`
[INFO] [stderr]    --> tests/create-guide.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         blue_is_nice_: bool,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `min_T`
[INFO] [stderr]    --> tests/create-guide.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |         min_T: bool,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]    --> tests/create-guide.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `T`
[INFO] [stderr]    --> tests/create-guide.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |         T: f64,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `directory`
[INFO] [stderr]    --> tests/create-guide.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |         directory: std::path::PathBuf,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]    --> tests/create-guide.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |         name: Option<String>,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `a`
[INFO] [stderr]    --> tests/create-guide.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |             a: String,
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b`
[INFO] [stderr]    --> tests/create-guide.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |             b: String,
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]    --> tests/create-guide.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         x: f64, y: f64,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]    --> tests/create-guide.rs:224:17
[INFO] [stderr]     |
[INFO] [stderr] 224 |         x: f64, y: f64,
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `position`
[INFO] [stderr]    --> tests/create-guide.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         position: Vec2d,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `velocity`
[INFO] [stderr]    --> tests/create-guide.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         velocity: Vec2d,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]    --> tests/create-guide.rs:256:9
[INFO] [stderr]     |
[INFO] [stderr] 256 |         name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `address`
[INFO] [stderr]    --> tests/create-guide.rs:261:9
[INFO] [stderr]     |
[INFO] [stderr] 261 |         address: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/clapme-ed923de8938d009b
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/experiment-98c524551e6ba531
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bool_and_option_in_substruct-f3075c6a19acb968
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/create_guide-8f0eb3ed208a8765
[INFO] [stdout] test craziness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', tests/create-guide.rs:297:46
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e474c36910 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55e474c36910 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e474c36910 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55e474c36910 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7881e3a580134f9a
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55e474c5b82c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x55e474c32db2 - std::io::Write::write_fmt::hd17811b9a5dec54b
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15
[INFO] [stdout]    6:     0x55e474c39145 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55e474c39145 - std::sys_common::backtrace::print::hd22ac23fed5071c8
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55e474c39145 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55e474c38cd2 - std::panicking::default_hook::hb08853b392b9404b
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55e474c398e1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17
[INFO] [stdout]   11:     0x55e474c39427 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13
[INFO] [stdout]   12:     0x55e474c36dcc - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55e474c39389 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5
[INFO] [stdout]   14:     0x55e474c5a1b1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55e474c59fd3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5
[INFO] [stdout]   16:     0x55e474aaf42b - core::result::Result<T,E>::unwrap::hd3b147f019f3cd8d
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/result.rs:973:23
[INFO] [stdout]   17:     0x55e474a8e404 - create_guide::guide::h762633f5601aafa8
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/create-guide.rs:297:17
[INFO] [stdout]   18:     0x55e474a8e12a - create_guide::guide::{{closure}}::h991704726a7405df
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/create-guide.rs:58:1
[INFO] [stdout]   19:     0x55e474acdd8e - core::ops::function::FnOnce::call_once::he947b008a558395f
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55e474af65f3 - core::ops::function::FnOnce::call_once::h72b3efc134abec04
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55e474af65f3 - test::__rust_begin_short_backtrace::hf76173a3f44f554b
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:516:5
[INFO] [stdout]   22:     0x55e474af4ce8 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h49f5b686efed1e06
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   23:     0x55e474af4ce8 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9
[INFO] [stdout]   24:     0x55e474af4ce8 - std::panicking::try::do_call::h9655796ce3021b6c
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40
[INFO] [stdout]   25:     0x55e474af4ce8 - std::panicking::try::h346508ed448399f4
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19
[INFO] [stdout]   26:     0x55e474af4ce8 - std::panic::catch_unwind::h00e84f4e9c3caaa0
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14
[INFO] [stdout]   27:     0x55e474af4ce8 - test::run_test_in_process::hc80321f825c30106
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:538:18
[INFO] [stdout]   28:     0x55e474af4ce8 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:449:39
[INFO] [stdout]   29:     0x55e474acf2d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   30:     0x55e474ad3a9d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   31:     0x55e474ad3a9d - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9
[INFO] [stdout]   32:     0x55e474ad3a9d - std::panicking::try::do_call::haad8639857ae1187
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40
[INFO] [stdout]   33:     0x55e474ad3a9d - std::panicking::try::h61de115e9dce60f6
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19
[INFO] [stdout]   34:     0x55e474ad3a9d - std::panic::catch_unwind::h50601fd82666a838
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14
[INFO] [stdout]   35:     0x55e474ad3a9d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   36:     0x55e474ad3a9d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x55e474c3eefa - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5446ed3fdb82006e
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   38:     0x55e474c3eefa - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h62a21a889329a3f2
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   39:     0x55e474c3eefa - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6
[INFO] [stdout]                                at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   40:     0x7fafa6c25609 - start_thread
[INFO] [stdout]   41:     0x7fafa6eb0293 - clone
[INFO] [stdout]   42:                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
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test create-guide'
[INFO] running `Command { std: "docker" "inspect" "e0e16a74d7b8b767fb2c14bb54af946f027f3b4879f0c3dc6dd05dcd970213cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e16a74d7b8b767fb2c14bb54af946f027f3b4879f0c3dc6dd05dcd970213cd", kill_on_drop: false }`
[INFO] [stdout] e0e16a74d7b8b767fb2c14bb54af946f027f3b4879f0c3dc6dd05dcd970213cd