[INFO] cloning repository https://github.com/Zheoni/cooklang-chef
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zheoni/cooklang-chef" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZheoni%2Fcooklang-chef", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZheoni%2Fcooklang-chef'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0389097ceb2f6bd7c7036da54b7582ba17eab6d0
[INFO] checking Zheoni/cooklang-chef against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZheoni%2Fcooklang-chef" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Zheoni/cooklang-chef
[INFO] finished tweaking git repo https://github.com/Zheoni/cooklang-chef
[INFO] tweaked toml for git repo https://github.com/Zheoni/cooklang-chef written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Zheoni/cooklang-chef 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 git repo https://github.com/Zheoni/cooklang-chef 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9cb3f04dce27259c7f48012ffc3c65f51a5eb5fd5a8bf99cae0f05c387c19513
[INFO] running `Command { std: "docker" "start" "-a" "9cb3f04dce27259c7f48012ffc3c65f51a5eb5fd5a8bf99cae0f05c387c19513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cb3f04dce27259c7f48012ffc3c65f51a5eb5fd5a8bf99cae0f05c387c19513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb3f04dce27259c7f48012ffc3c65f51a5eb5fd5a8bf99cae0f05c387c19513", kill_on_drop: false }`
[INFO] [stdout] 9cb3f04dce27259c7f48012ffc3c65f51a5eb5fd5a8bf99cae0f05c387c19513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e268a1332b54dfabdecc5aaa1893d0c9283a608adec7f179b57b6d225822f188
[INFO] running `Command { std: "docker" "start" "-a" "e268a1332b54dfabdecc5aaa1893d0c9283a608adec7f179b57b6d225822f188", kill_on_drop: false }`
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[INFO] [stderr]     Checking cooklang-to-cooklang v0.15.0 (/opt/rustwide/workdir/cooklang-to-cooklang)
[INFO] [stderr]     Checking cooklang-to-human v0.15.0 (/opt/rustwide/workdir/cooklang-to-human)
[INFO] [stderr]     Checking cooklang-to-md v0.15.0 (/opt/rustwide/workdir/cooklang-to-md)
[INFO] [stderr]     Checking cooklang-fs v0.15.0 (/opt/rustwide/workdir/cooklang-fs)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> cooklang-to-human/src/lib.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |         .map(|h| (h % 7))
[INFO] [stdout]    |                  ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 73 -         .map(|h| (h % 7))
[INFO] [stdout] 73 +         .map(|h| h % 7)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> cooklang-to-human/src/lib.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |         .map(|h| (h % 7))
[INFO] [stdout]    |                  ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 73 -         .map(|h| (h % 7))
[INFO] [stdout] 73 +         .map(|h| h % 7)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cooklang-chef v0.10.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Quantity` is never constructed
[INFO] [stdout]    --> src/cmd/shopping_list.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |     struct Quantity {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 143 |         relative_to: Option<&Utf8Path>,
[INFO] [stdout] 144 |     ) -> Option<cooklang::analysis::RecipeRefCheck> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 144 |     ) -> Option<cooklang::analysis::RecipeRefCheck<'_>> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:168:22
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn parse_options(&self, relative_to: Option<&Utf8Path>) -> ParseOptions {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn parse_options(&self, relative_to: Option<&Utf8Path>) -> ParseOptions<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cmd/serve/handlers/recipe.rs:336:9
[INFO] [stdout]     |
[INFO] [stdout] 336 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 337 |         relative_to: Option<&Utf8Path>,
[INFO] [stdout] 338 |     ) -> Option<cooklang::analysis::RecipeRefCheck> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 338 |     ) -> Option<cooklang::analysis::RecipeRefCheck<'_>> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cmd/serve/handlers/recipe.rs:358:22
[INFO] [stdout]     |
[INFO] [stdout] 358 |     fn parse_options(&self, relative_to: Option<&Utf8Path>) -> ParseOptions {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 358 |     fn parse_options(&self, relative_to: Option<&Utf8Path>) -> ParseOptions<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserLocale, Infallible>
[INFO] [stdout]    --> src/cmd/serve/locale.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |       ) -> Result<Self, Self::Rejection> {
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 158 | |         Ok(Self(Value::from_dyn_object(
[INFO] [stdout] 159 | |             state.locales.get_from_headers(&parts.headers),
[INFO] [stdout] 160 | |         )))
[INFO] [stdout] 161 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserLocale, Infallible>
[INFO] [stdout]    --> src/cmd/serve/locale.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |       ) -> Result<Self, Self::Rejection> {
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 158 | |         Ok(Self(Value::from_dyn_object(
[INFO] [stdout] 159 | |             state.locales.get_from_headers(&parts.headers),
[INFO] [stdout] 160 | |         )))
[INFO] [stdout] 161 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserLocale, Infallible>
[INFO] [stdout]    --> src/cmd/serve/locale.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 | /         Ok(Self(Value::from_dyn_object(
[INFO] [stdout] 159 | |             state.locales.get_from_headers(&parts.headers),
[INFO] [stdout] 160 | |         )))
[INFO] [stdout]     | |___________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/util.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn text(&self) -> Result<Cow<str>> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn text(&self) -> Result<Cow<'_, str>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Quantity` is never constructed
[INFO] [stdout]    --> src/cmd/shopping_list.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |     struct Quantity {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 143 |         relative_to: Option<&Utf8Path>,
[INFO] [stdout] 144 |     ) -> Option<cooklang::analysis::RecipeRefCheck> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 144 |     ) -> Option<cooklang::analysis::RecipeRefCheck<'_>> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:168:22
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn parse_options(&self, relative_to: Option<&Utf8Path>) -> ParseOptions {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn parse_options(&self, relative_to: Option<&Utf8Path>) -> ParseOptions<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cooklang-chef` (bin "chef") due to 3 previous errors; 6 warnings emitted
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cmd/serve/handlers/recipe.rs:336:9
[INFO] [stdout]     |
[INFO] [stdout] 336 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 337 |         relative_to: Option<&Utf8Path>,
[INFO] [stdout] 338 |     ) -> Option<cooklang::analysis::RecipeRefCheck> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 338 |     ) -> Option<cooklang::analysis::RecipeRefCheck<'_>> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cmd/serve/handlers/recipe.rs:358:22
[INFO] [stdout]     |
[INFO] [stdout] 358 |     fn parse_options(&self, relative_to: Option<&Utf8Path>) -> ParseOptions {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 358 |     fn parse_options(&self, relative_to: Option<&Utf8Path>) -> ParseOptions<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserLocale, Infallible>
[INFO] [stdout]    --> src/cmd/serve/locale.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |       ) -> Result<Self, Self::Rejection> {
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 158 | |         Ok(Self(Value::from_dyn_object(
[INFO] [stdout] 159 | |             state.locales.get_from_headers(&parts.headers),
[INFO] [stdout] 160 | |         )))
[INFO] [stdout] 161 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserLocale, Infallible>
[INFO] [stdout]    --> src/cmd/serve/locale.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |       ) -> Result<Self, Self::Rejection> {
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 158 | |         Ok(Self(Value::from_dyn_object(
[INFO] [stdout] 159 | |             state.locales.get_from_headers(&parts.headers),
[INFO] [stdout] 160 | |         )))
[INFO] [stdout] 161 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UserLocale, Infallible>
[INFO] [stdout]    --> src/cmd/serve/locale.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 | /         Ok(Self(Value::from_dyn_object(
[INFO] [stdout] 159 | |             state.locales.get_from_headers(&parts.headers),
[INFO] [stdout] 160 | |         )))
[INFO] [stdout]     | |___________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/util.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn text(&self) -> Result<Cow<str>> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn text(&self) -> Result<Cow<'_, str>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cooklang-chef` (bin "chef" test) due to 3 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e268a1332b54dfabdecc5aaa1893d0c9283a608adec7f179b57b6d225822f188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e268a1332b54dfabdecc5aaa1893d0c9283a608adec7f179b57b6d225822f188", kill_on_drop: false }`
[INFO] [stdout] e268a1332b54dfabdecc5aaa1893d0c9283a608adec7f179b57b6d225822f188
