[INFO] fetching crate box-iter 0.1.0...
[INFO] checking box-iter-0.1.0 against try#ec8d137b933d39ddf0a2878617a0335f0f9d7116 for pr-116607
[INFO] extracting crate box-iter 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate box-iter 0.1.0 on toolchain ec8d137b933d39ddf0a2878617a0335f0f9d7116
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate box-iter 0.1.0
[INFO] finished tweaking crates.io crate box-iter 0.1.0
[INFO] tweaked toml for crates.io crate box-iter 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "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" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36857c17dc7e8908f3b4d5e33277e22b5e2b3e96dbc809780a925a97f29c7de5
[INFO] running `Command { std: "docker" "start" "-a" "36857c17dc7e8908f3b4d5e33277e22b5e2b3e96dbc809780a925a97f29c7de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36857c17dc7e8908f3b4d5e33277e22b5e2b3e96dbc809780a925a97f29c7de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36857c17dc7e8908f3b4d5e33277e22b5e2b3e96dbc809780a925a97f29c7de5", kill_on_drop: false }`
[INFO] [stdout] 36857c17dc7e8908f3b4d5e33277e22b5e2b3e96dbc809780a925a97f29c7de5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cee4fee6ac043c7ec54a077c2af635e490ce5c1d2114d8d4576ee762f3cd4730
[INFO] running `Command { std: "docker" "start" "-a" "cee4fee6ac043c7ec54a077c2af635e490ce5c1d2114d8d4576ee762f3cd4730", kill_on_drop: false }`
[INFO] [stderr]     Checking box-iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> src/lib.rs:130:87
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let array = vec!["hello".to_string(), "world".to_string()].into_boxed_slice().into_iter();
[INFO] [stdout]     |                                                                                       ^^^^^^^^^ multiple `into_iter` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `r#trait::BoxIntoIter` for the type `Box<[T], A>`
[INFO] [stdout]    --> src/trait.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout] 16  |     fn into_iter (self) -> Self::IntoIter {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `core::iter::IntoIterator` for the type `Box<[I], A>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let array = r#trait::BoxIntoIter::into_iter(vec!["hello".to_string(), "world".to_string()].into_boxed_slice());
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let array = core::iter::IntoIterator::into_iter(vec!["hello".to_string(), "world".to_string()].into_boxed_slice());
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::BoxIntoIter`
[INFO] [stdout]    --> src/lib.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     use crate::BoxIntoIter;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `box-iter` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "cee4fee6ac043c7ec54a077c2af635e490ce5c1d2114d8d4576ee762f3cd4730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee4fee6ac043c7ec54a077c2af635e490ce5c1d2114d8d4576ee762f3cd4730", kill_on_drop: false }`
[INFO] [stdout] cee4fee6ac043c7ec54a077c2af635e490ce5c1d2114d8d4576ee762f3cd4730