[INFO] fetching crate hifa_yaserde 0.10.0...
[INFO] checking hifa_yaserde-0.10.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate hifa_yaserde 0.10.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate hifa_yaserde 0.10.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate hifa_yaserde 0.10.0
[INFO] tweaked toml for crates.io crate hifa_yaserde 0.10.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hifa_yaserde 0.10.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hifa_yaserde 0.10.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 360d8934a22389b07e1ec0a1eaaf7602f3f24d6c57eb505fc6f33b264ede1f5e
[INFO] running `Command { std: "docker" "start" "-a" "360d8934a22389b07e1ec0a1eaaf7602f3f24d6c57eb505fc6f33b264ede1f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360d8934a22389b07e1ec0a1eaaf7602f3f24d6c57eb505fc6f33b264ede1f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360d8934a22389b07e1ec0a1eaaf7602f3f24d6c57eb505fc6f33b264ede1f5e", kill_on_drop: false }`
[INFO] [stdout] 360d8934a22389b07e1ec0a1eaaf7602f3f24d6c57eb505fc6f33b264ede1f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f1618fbf3378291c0abdfa546d9f386b1e4afe88c4d08ccc95234bd0510d7df
[INFO] running `Command { std: "docker" "start" "-a" "4f1618fbf3378291c0abdfa546d9f386b1e4afe88c4d08ccc95234bd0510d7df", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking jiff v0.2.9
[INFO] [stderr]     Checking xml-rs v0.8.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking hifa_yaserde v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_tokenstream v0.2.2
[INFO] [stderr]    Compiling hifa_yaserde_derive v0.10.0
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/errors.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/errors.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hifa_yaserde` (test "errors") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/namespace.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/namespace.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/namespace.rs:85:30
[INFO] [stdout]    |
[INFO] [stdout] 85 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/namespace.rs:119:30
[INFO] [stdout]     |
[INFO] [stdout] 119 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/namespace.rs:240:30
[INFO] [stdout]     |
[INFO] [stdout] 240 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/namespace.rs:274:30
[INFO] [stdout]     |
[INFO] [stdout] 274 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/namespace.rs:301:30
[INFO] [stdout]     |
[INFO] [stdout] 301 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/namespace.rs:328:30
[INFO] [stdout]     |
[INFO] [stdout] 328 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/namespace.rs:427:30
[INFO] [stdout]     |
[INFO] [stdout] 427 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/namespace.rs:465:30
[INFO] [stdout]     |
[INFO] [stdout] 465 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/namespace.rs:501:30
[INFO] [stdout]     |
[INFO] [stdout] 501 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/default.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/default.rs:101:30
[INFO] [stdout]     |
[INFO] [stdout] 101 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/default.rs:128:41
[INFO] [stdout]     |
[INFO] [stdout] 128 |     #[derive(Debug, Default, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hifa_yaserde` (test "namespace") due to 11 previous errors
[INFO] [stderr] error: could not compile `hifa_yaserde` (test "default") due to 3 previous errors
[INFO] [stdout] warning: struct `RGBColor` is never constructed
[INFO] [stdout]    --> tests/deserializer.rs:524:14
[INFO] [stdout]     |
[INFO] [stdout] 524 |   pub struct RGBColor {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Outer` is never constructed
[INFO] [stdout]     --> tests/deserializer.rs:1138:18
[INFO] [stdout]      |
[INFO] [stdout] 1138 |       pub struct Outer {
[INFO] [stdout]      |                  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1145 |   float_attrs!(f32);
[INFO] [stdout]      |   ----------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `float_attrs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/deserializer.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/deserializer.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/deserializer.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:212:12
[INFO] [stdout]     |
[INFO] [stdout] 212 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:279:21
[INFO] [stdout]     |
[INFO] [stdout] 279 |   #[derive(Default, YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:323:21
[INFO] [stdout]     |
[INFO] [stdout] 323 |   #[derive(Default, YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:354:21
[INFO] [stdout]     |
[INFO] [stdout] 354 |   #[derive(Default, YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:393:12
[INFO] [stdout]     |
[INFO] [stdout] 393 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:404:12
[INFO] [stdout]     |
[INFO] [stdout] 404 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:437:12
[INFO] [stdout]     |
[INFO] [stdout] 437 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:446:12
[INFO] [stdout]     |
[INFO] [stdout] 446 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:481:12
[INFO] [stdout]     |
[INFO] [stdout] 481 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:523:12
[INFO] [stdout]     |
[INFO] [stdout] 523 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:604:21
[INFO] [stdout]     |
[INFO] [stdout] 604 |   #[derive(Default, YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:809:12
[INFO] [stdout]     |
[INFO] [stdout] 809 |   #[derive(YaDeserialize, PartialEq, Debug)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]     --> tests/deserializer.rs:1110:39
[INFO] [stdout]      |
[INFO] [stdout] 1110 |   #[derive(Default, Debug, PartialEq, YaDeserialize)]
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/deserializer.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |     #[derive(YaDeserialize, PartialEq, Debug, Default)]
[INFO] [stdout]     |              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/enum.rs:42:30
[INFO] [stdout]    |
[INFO] [stdout] 42 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/enum.rs:139:43
[INFO] [stdout]     |
[INFO] [stdout] 139 |   #[derive(Debug, PartialEq, YaSerialize, YaDeserialize)]
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/enum.rs:231:30
[INFO] [stdout]     |
[INFO] [stdout] 231 |   #[derive(Debug, PartialEq, YaDeserialize, YaSerialize, Default)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hifa_yaserde` (test "deserializer") due to 20 previous errors; 2 warnings emitted
[INFO] [stderr] error: could not compile `hifa_yaserde` (test "enum") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/types.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |   test_for_type!(String, "test".to_string(), Some("test"));
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` which comes from the expansion of the macro `test_for_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/types.rs:30:3
[INFO] [stdout]    |
[INFO] [stdout] 30 |   test_for_type!(Vec::<String>, vec![], None);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` which comes from the expansion of the macro `test_for_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/types.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   test_for_type!(Vec::<String>, vec!["test".to_string()], Some("test"));
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` which comes from the expansion of the macro `test_for_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/types.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 |   test_for_attribute_type!(String, "test".to_string(), Some("test"));
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` which comes from the expansion of the macro `test_for_attribute_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hifa_yaserde` (test "types") due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/flatten.rs:14:39
[INFO] [stdout]    |
[INFO] [stdout] 14 |   #[derive(Default, PartialEq, Debug, YaDeserialize, YaSerialize)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/flatten.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |   #[derive(PartialEq, Debug, YaDeserialize, YaSerialize, Default)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/flatten.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 |   #[derive(YaDeserialize, YaSerialize, PartialEq, Debug)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/flatten.rs:153:39
[INFO] [stdout]     |
[INFO] [stdout] 153 |   #[derive(Default, PartialEq, Debug, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/flatten.rs:204:39
[INFO] [stdout]     |
[INFO] [stdout] 204 |   #[derive(Default, PartialEq, Debug, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/flatten.rs:210:39
[INFO] [stdout]     |
[INFO] [stdout] 210 |   #[derive(Default, PartialEq, Debug, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> tests/flatten.rs:242:39
[INFO] [stdout]     |
[INFO] [stdout] 242 |   #[derive(Default, PartialEq, Debug, YaDeserialize, YaSerialize)]
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hifa_yaserde` (test "flatten") due to 7 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/option.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |   test_for_type!(Option::<String>, Some("test".to_string()), Some("test"));
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` which comes from the expansion of the macro `test_for_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/option.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   test_for_type!(Option::<String>, None, None);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` which comes from the expansion of the macro `test_for_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/option.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 49 |   test_for_attribute_type!(Option::<String>, Some("test".to_string()), Some("test"));
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` which comes from the expansion of the macro `test_for_attribute_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/option.rs:50:3
[INFO] [stdout]    |
[INFO] [stdout] 50 |   test_for_attribute_type!(Option::<String>, None, None);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` which comes from the expansion of the macro `test_for_attribute_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/option.rs:88:39
[INFO] [stdout]    |
[INFO] [stdout] 88 |   #[derive(Debug, Default, PartialEq, YaDeserialize, YaSerialize)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `YaDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hifa_yaserde` (test "option") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "4f1618fbf3378291c0abdfa546d9f386b1e4afe88c4d08ccc95234bd0510d7df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1618fbf3378291c0abdfa546d9f386b1e4afe88c4d08ccc95234bd0510d7df", kill_on_drop: false }`
[INFO] [stdout] 4f1618fbf3378291c0abdfa546d9f386b1e4afe88c4d08ccc95234bd0510d7df