[INFO] fetching crate existential 0.1.1...
[INFO] testing existential-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate existential 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate existential 0.1.1
[INFO] finished tweaking crates.io crate existential 0.1.1
[INFO] tweaked toml for crates.io crate existential 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate existential 0.1.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18f4e00e576e887d2e2fe3ca33fde22f85a2b4a0bb6226809e7dc1e7754084db
[INFO] running `Command { std: "docker" "start" "-a" "18f4e00e576e887d2e2fe3ca33fde22f85a2b4a0bb6226809e7dc1e7754084db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18f4e00e576e887d2e2fe3ca33fde22f85a2b4a0bb6226809e7dc1e7754084db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f4e00e576e887d2e2fe3ca33fde22f85a2b4a0bb6226809e7dc1e7754084db", kill_on_drop: false }`
[INFO] [stdout] 18f4e00e576e887d2e2fe3ca33fde22f85a2b4a0bb6226809e7dc1e7754084db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b3eeec81548eec6d72a3d308be248f3177e8ab35fa20685fe33aa4bacb8b5a4
[INFO] running `Command { std: "docker" "start" "-a" "7b3eeec81548eec6d72a3d308be248f3177e8ab35fa20685fe33aa4bacb8b5a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling existential v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]    --> src/lib.rs:106:1
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub trait TyConFor<'a> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 |     missing_docs,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]    --> src/lib.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     type Applied;
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a type alias
[INFO] [stdout]    --> src/lib.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub type Apply<'a, C> = <C as TyConFor<'a>>::Applied;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]    --> src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub trait TyCon: for<'a> TyConFor<'a> {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type does not implement `Debug`; consider adding `#[derive(Debug)]` or a manual implementation
[INFO] [stdout]    --> src/lib.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | / pub struct Existential<'lower_bound, C>
[INFO] [stdout] 116 | | where
[INFO] [stdout] 117 | |     C: TyCon,
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |     inner: Apply<'lower_bound, C>,
[INFO] [stdout] 121 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:61:5
[INFO] [stdout]     |
[INFO] [stdout]  61 |     missing_debug_implementations,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]    --> src/lib.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct Existential<'lower_bound, C>
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn new<'a: 'lower_bound>(inner: Apply<'a, C>) -> Existential<'lower_bound, C> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | /     pub fn with<'s, F, O>(&'s self, f: F) -> O
[INFO] [stdout] 137 | |     where
[INFO] [stdout] 138 | |         F: for<'a> FnOnce(&'s Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |____________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | /     pub fn with_mut<'s, F, O>(&'s mut self, f: F) -> O
[INFO] [stdout] 143 | |     where
[INFO] [stdout] 144 | |         F: for<'a> FnOnce(&'s mut Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |________________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 | /     pub fn with_owned<F, O>(self, f: F) -> O
[INFO] [stdout] 149 | |     where
[INFO] [stdout] 150 | |         F: for<'a> FnOnce(Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "7b3eeec81548eec6d72a3d308be248f3177e8ab35fa20685fe33aa4bacb8b5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3eeec81548eec6d72a3d308be248f3177e8ab35fa20685fe33aa4bacb8b5a4", kill_on_drop: false }`
[INFO] [stdout] 7b3eeec81548eec6d72a3d308be248f3177e8ab35fa20685fe33aa4bacb8b5a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60e3c9ba96063d4fb9b5000f7e34eee2d7ff49289849dd825481a27013e77623
[INFO] running `Command { std: "docker" "start" "-a" "60e3c9ba96063d4fb9b5000f7e34eee2d7ff49289849dd825481a27013e77623", kill_on_drop: false }`
[INFO] [stderr]    Compiling existential v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]    --> src/lib.rs:106:1
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub trait TyConFor<'a> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 |     missing_docs,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]    --> src/lib.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     type Applied;
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a type alias
[INFO] [stdout]    --> src/lib.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub type Apply<'a, C> = <C as TyConFor<'a>>::Applied;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]    --> src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub trait TyCon: for<'a> TyConFor<'a> {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type does not implement `Debug`; consider adding `#[derive(Debug)]` or a manual implementation
[INFO] [stdout]    --> src/lib.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | / pub struct Existential<'lower_bound, C>
[INFO] [stdout] 116 | | where
[INFO] [stdout] 117 | |     C: TyCon,
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |     inner: Apply<'lower_bound, C>,
[INFO] [stdout] 121 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:61:5
[INFO] [stdout]     |
[INFO] [stdout]  61 |     missing_debug_implementations,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]    --> src/lib.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct Existential<'lower_bound, C>
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn new<'a: 'lower_bound>(inner: Apply<'a, C>) -> Existential<'lower_bound, C> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | /     pub fn with<'s, F, O>(&'s self, f: F) -> O
[INFO] [stdout] 137 | |     where
[INFO] [stdout] 138 | |         F: for<'a> FnOnce(&'s Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |____________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | /     pub fn with_mut<'s, F, O>(&'s mut self, f: F) -> O
[INFO] [stdout] 143 | |     where
[INFO] [stdout] 144 | |         F: for<'a> FnOnce(&'s mut Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |________________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 | /     pub fn with_owned<F, O>(self, f: F) -> O
[INFO] [stdout] 149 | |     where
[INFO] [stdout] 150 | |         F: for<'a> FnOnce(Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]    --> src/lib.rs:106:1
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub trait TyConFor<'a> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 |     missing_docs,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]    --> src/lib.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     type Applied;
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a type alias
[INFO] [stdout]    --> src/lib.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub type Apply<'a, C> = <C as TyConFor<'a>>::Applied;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]    --> src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub trait TyCon: for<'a> TyConFor<'a> {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type does not implement `Debug`; consider adding `#[derive(Debug)]` or a manual implementation
[INFO] [stdout]    --> src/lib.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | / pub struct Existential<'lower_bound, C>
[INFO] [stdout] 116 | | where
[INFO] [stdout] 117 | |     C: TyCon,
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |     inner: Apply<'lower_bound, C>,
[INFO] [stdout] 121 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:61:5
[INFO] [stdout]     |
[INFO] [stdout]  61 |     missing_debug_implementations,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]    --> src/lib.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct Existential<'lower_bound, C>
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn new<'a: 'lower_bound>(inner: Apply<'a, C>) -> Existential<'lower_bound, C> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | /     pub fn with<'s, F, O>(&'s self, f: F) -> O
[INFO] [stdout] 137 | |     where
[INFO] [stdout] 138 | |         F: for<'a> FnOnce(&'s Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |____________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | /     pub fn with_mut<'s, F, O>(&'s mut self, f: F) -> O
[INFO] [stdout] 143 | |     where
[INFO] [stdout] 144 | |         F: for<'a> FnOnce(&'s mut Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |________________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 | /     pub fn with_owned<F, O>(self, f: F) -> O
[INFO] [stdout] 149 | |     where
[INFO] [stdout] 150 | |         F: for<'a> FnOnce(Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stdout]     | |________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "60e3c9ba96063d4fb9b5000f7e34eee2d7ff49289849dd825481a27013e77623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e3c9ba96063d4fb9b5000f7e34eee2d7ff49289849dd825481a27013e77623", kill_on_drop: false }`
[INFO] [stdout] 60e3c9ba96063d4fb9b5000f7e34eee2d7ff49289849dd825481a27013e77623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6228bda10a25b70c78038324dd2c594cf9251421835b35826b9ae10f3dffaa38
[INFO] running `Command { std: "docker" "start" "-a" "6228bda10a25b70c78038324dd2c594cf9251421835b35826b9ae10f3dffaa38", kill_on_drop: false }`
[INFO] [stderr] warning: missing documentation for a trait
[INFO] [stderr]    --> src/lib.rs:106:1
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub trait TyConFor<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:62:5
[INFO] [stderr]     |
[INFO] [stderr]  62 |     missing_docs,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated type
[INFO] [stderr]    --> src/lib.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     type Applied;
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a type alias
[INFO] [stderr]    --> src/lib.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 | pub type Apply<'a, C> = <C as TyConFor<'a>>::Applied;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait
[INFO] [stderr]    --> src/lib.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub trait TyCon: for<'a> TyConFor<'a> {}
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type does not implement `Debug`; consider adding `#[derive(Debug)]` or a manual implementation
[INFO] [stderr]    --> src/lib.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | / pub struct Existential<'lower_bound, C>
[INFO] [stderr] 116 | | where
[INFO] [stderr] 117 | |     C: TyCon,
[INFO] [stderr] ...   |
[INFO] [stderr] 120 | |     inner: Apply<'lower_bound, C>,
[INFO] [stderr] 121 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:61:5
[INFO] [stderr]     |
[INFO] [stderr]  61 |     missing_debug_implementations,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a struct
[INFO] [stderr]    --> src/lib.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub struct Existential<'lower_bound, C>
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     pub fn new<'a: 'lower_bound>(inner: Apply<'a, C>) -> Existential<'lower_bound, C> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]    --> src/lib.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 | /     pub fn with<'s, F, O>(&'s self, f: F) -> O
[INFO] [stderr] 137 | |     where
[INFO] [stderr] 138 | |         F: for<'a> FnOnce(&'s Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stderr]     | |____________________________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]    --> src/lib.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 | /     pub fn with_mut<'s, F, O>(&'s mut self, f: F) -> O
[INFO] [stderr] 143 | |     where
[INFO] [stderr] 144 | |         F: for<'a> FnOnce(&'s mut Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stderr]     | |________________________________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]    --> src/lib.rs:148:5
[INFO] [stderr]     |
[INFO] [stderr] 148 | /     pub fn with_owned<F, O>(self, f: F) -> O
[INFO] [stderr] 149 | |     where
[INFO] [stderr] 150 | |         F: for<'a> FnOnce(Apply<'a, C>, PhantomData<&'lower_bound &'a ()>) -> O,
[INFO] [stderr]     | |________________________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: `existential` (lib) generated 10 warnings
[INFO] [stderr] warning: `existential` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/existential-36069ac0936ac5ca)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests existential
[INFO] [stdout] 
[INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/lib.rs:81:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 81 |     rustdoc::missing_doc_code_examples,
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stderr]    = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stderr]    = help: add `#![feature(rustdoc_missing_doc_code_examples)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2025-08-13; consider upgrading it if it is out of date
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "6228bda10a25b70c78038324dd2c594cf9251421835b35826b9ae10f3dffaa38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6228bda10a25b70c78038324dd2c594cf9251421835b35826b9ae10f3dffaa38", kill_on_drop: false }`
[INFO] [stdout] 6228bda10a25b70c78038324dd2c594cf9251421835b35826b9ae10f3dffaa38