[INFO] fetching crate rocket_http 0.4.0...
[INFO] extracting crate rocket_http 0.4.0 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/rocket_http/0.4.0
[INFO] extracting crate rocket_http 0.4.0 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/rocket_http/0.4.0
[INFO] validating manifest of rocket_http-0.4.0 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rocket_http-0.4.0 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rocket_http-0.4.0
[INFO] finished frobbing rocket_http-0.4.0
[INFO] frobbed toml for rocket_http-0.4.0 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/rocket_http/0.4.0/Cargo.toml
[INFO] started frobbing rocket_http-0.4.0
[INFO] finished frobbing rocket_http-0.4.0
[INFO] frobbed toml for rocket_http-0.4.0 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/rocket_http/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rocket_http-0.4.0 against try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-5/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/rocket_http/0.4.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6583ab04fa48e8997b61bc9f1db5b182ca91fc475ffc284b1a73a5167883d754
[INFO] running `"docker" "start" "-a" "6583ab04fa48e8997b61bc9f1db5b182ca91fc475ffc284b1a73a5167883d754"`
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]     Checking pear v0.1.2
[INFO] [stderr]     Checking rocket_http v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/ext.rs:97:28
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn into_owned(self) -> Self::Owned {
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use fully-qualified syntax: `<std::borrow::Cow<'a, B> as Trait>::Owned`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ambiguous_associated_items)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Owned` could refer to variant defined here
[INFO] [stderr] note: `Owned` could also refer to associated type defined here
[INFO] [stderr]   --> src/ext.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     type Owned: 'static;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/ext.rs:97:28
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn into_owned(self) -> Self::Owned {
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use fully-qualified syntax: `<std::borrow::Cow<'a, B> as Trait>::Owned`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ambiguous_associated_items)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Owned` could refer to variant defined here
[INFO] [stderr] note: `Owned` could also refer to associated type defined here
[INFO] [stderr]   --> src/ext.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     type Owned: 'static;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/ext.rs:97:28
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn into_owned(self) -> Self::Owned {
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use fully-qualified syntax: `<std::borrow::Cow<'a, B> as Trait>::Owned`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Owned` could refer to variant defined here
[INFO] [stderr] note: `Owned` could also refer to associated type defined here
[INFO] [stderr]   --> src/ext.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     type Owned: 'static;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]   --> src/ext.rs:97:28
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn into_owned(self) -> Self::Owned {
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use fully-qualified syntax: `<std::borrow::Cow<'a, B> as Trait>::Owned`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Owned` could refer to variant defined here
[INFO] [stderr] note: `Owned` could also refer to associated type defined here
[INFO] [stderr]   --> src/ext.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     type Owned: 'static;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.73s
[INFO] running `"docker" "inspect" "6583ab04fa48e8997b61bc9f1db5b182ca91fc475ffc284b1a73a5167883d754"`
[INFO] running `"docker" "rm" "-f" "6583ab04fa48e8997b61bc9f1db5b182ca91fc475ffc284b1a73a5167883d754"`
[INFO] [stdout] 6583ab04fa48e8997b61bc9f1db5b182ca91fc475ffc284b1a73a5167883d754