[INFO] fetching crate maybe-owned 0.3.4...
[INFO] testing maybe-owned-0.3.4 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate maybe-owned 0.3.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate maybe-owned 0.3.4 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maybe-owned 0.3.4
[INFO] finished tweaking crates.io crate maybe-owned 0.3.4
[INFO] tweaked toml for crates.io crate maybe-owned 0.3.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate maybe-owned 0.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09725150a71332aa2fcf808cc65ae38beea08ab70952381cd3132dafd8547821
[INFO] running `Command { std: "docker" "start" "-a" "09725150a71332aa2fcf808cc65ae38beea08ab70952381cd3132dafd8547821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09725150a71332aa2fcf808cc65ae38beea08ab70952381cd3132dafd8547821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09725150a71332aa2fcf808cc65ae38beea08ab70952381cd3132dafd8547821", kill_on_drop: false }`
[INFO] [stdout] 09725150a71332aa2fcf808cc65ae38beea08ab70952381cd3132dafd8547821
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46b67e7177721c2343b86e256abe14f65eb4f594c91f197a4cd5f71e733b8fef
[INFO] running `Command { std: "docker" "start" "-a" "46b67e7177721c2343b86e256abe14f65eb4f594c91f197a4cd5f71e733b8fef", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-owned v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "46b67e7177721c2343b86e256abe14f65eb4f594c91f197a4cd5f71e733b8fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b67e7177721c2343b86e256abe14f65eb4f594c91f197a4cd5f71e733b8fef", kill_on_drop: false }`
[INFO] [stdout] 46b67e7177721c2343b86e256abe14f65eb4f594c91f197a4cd5f71e733b8fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4f3f2b73275c792ad6673f2ad46153dccd4c6911207c14ad127b8284b4ffaf3
[INFO] running `Command { std: "docker" "start" "-a" "f4f3f2b73275c792ad6673f2ad46153dccd4c6911207c14ad127b8284b4ffaf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling maybe-owned v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:630:17
[INFO] [stdout]     |
[INFO] [stdout] 630 |         let _ = AsRef::<u8>::borrow(&v);
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: use `dyn`: `<dyn AsRef::<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:633:17
[INFO] [stdout]     |
[INFO] [stdout] 633 |         let _ = AsRef::<u8>::borrow(&v);
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: use `dyn`: `<dyn AsRef::<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:647:17
[INFO] [stdout]     |
[INFO] [stdout] 647 |         let _ = AsMut::<u8>::borrow_mut(&mut v);
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: use `dyn`: `<dyn AsMut::<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.38s
[INFO] running `Command { std: "docker" "inspect" "f4f3f2b73275c792ad6673f2ad46153dccd4c6911207c14ad127b8284b4ffaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f3f2b73275c792ad6673f2ad46153dccd4c6911207c14ad127b8284b4ffaf3", kill_on_drop: false }`
[INFO] [stdout] f4f3f2b73275c792ad6673f2ad46153dccd4c6911207c14ad127b8284b4ffaf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 098be10812aec7007a182229dbc3a6ea32ca44801e735bd7d7d680119d82fe3e
[INFO] running `Command { std: "docker" "start" "-a" "098be10812aec7007a182229dbc3a6ea32ca44801e735bd7d7d680119d82fe3e", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:630:17
[INFO] [stderr]     |
[INFO] [stderr] 630 |         let _ = AsRef::<u8>::borrow(&v);
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: use `dyn`: `<dyn AsRef::<u8>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:633:17
[INFO] [stderr]     |
[INFO] [stderr] 633 |         let _ = AsRef::<u8>::borrow(&v);
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: use `dyn`: `<dyn AsRef::<u8>>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:647:17
[INFO] [stderr]     |
[INFO] [stderr] 647 |         let _ = AsMut::<u8>::borrow_mut(&mut v);
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: use `dyn`: `<dyn AsMut::<u8>>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maybe_owned-875034f80c3529d0)
[INFO] [stderr]    Doc-tests maybe-owned
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test tests::as_ref ... ok
[INFO] [stdout] test tests::clone_borrow ... ok
[INFO] [stdout] test tests::borrow ... ok
[INFO] [stdout] test tests::clone_owned ... ok
[INFO] [stdout] test tests::from_str ... ok
[INFO] [stdout] test tests::has_as_mut ... ok
[INFO] [stdout] test tests::has_as_ref ... ok
[INFO] [stdout] test tests::has_borrow ... ok
[INFO] [stdout] test tests::has_borrow_mut ... ok
[INFO] [stdout] test tests::has_clone ... ok
[INFO] [stdout] test tests::has_default ... ok
[INFO] [stdout] test tests::has_deref ... ok
[INFO] [stdout] test tests::has_deref_mut ... ok
[INFO] [stdout] test tests::has_display ... ok
[INFO] [stdout] test tests::from_cow ... ok
[INFO] [stdout] test tests::has_hash ... ok
[INFO] [stdout] test tests::has_ord ... ok
[INFO] [stdout] test tests::has_partial_eq ... ok
[INFO] [stdout] test tests::has_partial_ord ... ok
[INFO] [stdout] test tests::into_cow ... ok
[INFO] [stdout] test tests::into_inner ... ok
[INFO] [stdout] test tests::into_with_borrow ... ok
[INFO] [stdout] test tests::into_with_owned ... ok
[INFO] [stdout] test tests::is_owned ... ok
[INFO] [stdout] test tests::make_owned ... ok
[INFO] [stdout] test tests::reborrow_mut ... ok
[INFO] [stdout] test tests::to_mut ... ok
[INFO] [stdout] test transitive_impl::test::not_and_neg_are_impl ... ok
[INFO] [stdout] test transitive_impl::test::not_and_neg_are_impl_mut ... ok
[INFO] [stdout] test transitive_impl::test::not_and_neg_work_for_think_test_type ... ok
[INFO] [stdout] test transitive_impl::test::op_assign_impls_exist ... ok
[INFO] [stdout] test tests::has_eq ... ok
[INFO] [stdout] test transitive_impl::test::op_assign_impls_exist_mut ... ok
[INFO] [stdout] test transitive_impl::test::op_impls_exist ... ok
[INFO] [stdout] test transitive_impl::test::op_impls_exist_for_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - MaybeOwned::to_mut (line 386) ... ok
[INFO] [stdout] test src/lib.rs - MaybeOwned::make_owned (line 336) ... ok
[INFO] [stdout] test src/lib.rs - MaybeOwned (line 84) ... ok
[INFO] [stdout] test src/lib.rs - MaybeOwned (line 69) ... ok
[INFO] [stdout] test src/lib.rs - MaybeOwnedMut::make_owned (line 337) ... ok
[INFO] [stdout] test src/lib.rs - MaybeOwned (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "098be10812aec7007a182229dbc3a6ea32ca44801e735bd7d7d680119d82fe3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098be10812aec7007a182229dbc3a6ea32ca44801e735bd7d7d680119d82fe3e", kill_on_drop: false }`
[INFO] [stdout] 098be10812aec7007a182229dbc3a6ea32ca44801e735bd7d7d680119d82fe3e