[INFO] crate pipeliner 1.0.0 is already in cache
[INFO] extracting crate pipeliner 1.0.0 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/pipeliner/1.0.0
[INFO] extracting crate pipeliner 1.0.0 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/pipeliner/1.0.0
[INFO] validating manifest of pipeliner-1.0.0 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pipeliner-1.0.0 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pipeliner-1.0.0
[INFO] finished frobbing pipeliner-1.0.0
[INFO] frobbed toml for pipeliner-1.0.0 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/pipeliner/1.0.0/Cargo.toml
[INFO] started frobbing pipeliner-1.0.0
[INFO] finished frobbing pipeliner-1.0.0
[INFO] frobbed toml for pipeliner-1.0.0 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/pipeliner/1.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pipeliner-1.0.0 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/pipeliner/1.0.0:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d0ff94374e8e2c3ae6f6e1cdd2c78a428a30a295d733b718319bce586122d1d2
[INFO] running `"docker" "start" "-a" "d0ff94374e8e2c3ae6f6e1cdd2c78a428a30a295d733b718319bce586122d1d2"`
[INFO] [stderr]     Checking pipeliner v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/unordered.rs:196:31
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn result(self) -> Result<Self::Ok, Self::Err> { self }
[INFO] [stderr]     |                               ^^^^^^^^ help: use fully-qualified syntax: `<std::result::Result<O, E> as Trait>::Ok`
[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: `Ok` could refer to variant defined here
[INFO] [stderr] note: `Ok` could also refer to associated type defined here
[INFO] [stderr]    --> src/unordered.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     type Ok;
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/unordered.rs:196:41
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn result(self) -> Result<Self::Ok, Self::Err> { self }
[INFO] [stderr]     |                                         ^^^^^^^^^ help: use fully-qualified syntax: `<std::result::Result<O, E> as Trait>::Err`
[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: `Err` could refer to variant defined here
[INFO] [stderr] note: `Err` could also refer to associated type defined here
[INFO] [stderr]    --> src/unordered.rs:185:5
[INFO] [stderr]     |
[INFO] [stderr] 185 |     type Err;
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/unordered.rs:196:31
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn result(self) -> Result<Self::Ok, Self::Err> { self }
[INFO] [stderr]     |                               ^^^^^^^^ help: use fully-qualified syntax: `<std::result::Result<O, E> as Trait>::Ok`
[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: `Ok` could refer to variant defined here
[INFO] [stderr] note: `Ok` could also refer to associated type defined here
[INFO] [stderr]    --> src/unordered.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     type Ok;
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/unordered.rs:196:41
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn result(self) -> Result<Self::Ok, Self::Err> { self }
[INFO] [stderr]     |                                         ^^^^^^^^^ help: use fully-qualified syntax: `<std::result::Result<O, E> as Trait>::Err`
[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: `Err` could refer to variant defined here
[INFO] [stderr] note: `Err` could also refer to associated type defined here
[INFO] [stderr]    --> src/unordered.rs:185:5
[INFO] [stderr]     |
[INFO] [stderr] 185 |     type Err;
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/unordered.rs:196:31
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn result(self) -> Result<Self::Ok, Self::Err> { self }
[INFO] [stderr]     |                               ^^^^^^^^ help: use fully-qualified syntax: `<std::result::Result<O, E> as Trait>::Ok`
[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: `Ok` could refer to variant defined here
[INFO] [stderr] note: `Ok` could also refer to associated type defined here
[INFO] [stderr]    --> src/unordered.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     type Ok;
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous associated item
[INFO] [stderr]    --> src/unordered.rs:196:31
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn result(self) -> Result<Self::Ok, Self::Err> { self }
[INFO] [stderr]     |                               ^^^^^^^^ help: use fully-qualified syntax: `<std::result::Result<O, E> as Trait>::Ok`
[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: `Ok` could refer to variant defined here
[INFO] [stderr] note: `Ok` could also refer to associated type defined here
[INFO] [stderr]    --> src/unordered.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     type Ok;
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "d0ff94374e8e2c3ae6f6e1cdd2c78a428a30a295d733b718319bce586122d1d2"`
[INFO] running `"docker" "rm" "-f" "d0ff94374e8e2c3ae6f6e1cdd2c78a428a30a295d733b718319bce586122d1d2"`
[INFO] [stdout] d0ff94374e8e2c3ae6f6e1cdd2c78a428a30a295d733b718319bce586122d1d2