[INFO] fetching crate partial-uninit 0.1.0...
[INFO] checking partial-uninit-0.1.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate partial-uninit 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate partial-uninit 0.1.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate partial-uninit 0.1.0
[INFO] finished tweaking crates.io crate partial-uninit 0.1.0
[INFO] tweaked toml for crates.io crate partial-uninit 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efd582ceb92dbabf19588926f0edc6a67ea1a748f66d1a82195e5f57c51b0d4b
[INFO] running `Command { std: "docker" "start" "-a" "efd582ceb92dbabf19588926f0edc6a67ea1a748f66d1a82195e5f57c51b0d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efd582ceb92dbabf19588926f0edc6a67ea1a748f66d1a82195e5f57c51b0d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd582ceb92dbabf19588926f0edc6a67ea1a748f66d1a82195e5f57c51b0d4b", kill_on_drop: false }`
[INFO] [stdout] efd582ceb92dbabf19588926f0edc6a67ea1a748f66d1a82195e5f57c51b0d4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eb86c171e0b9ced45bb3120d4b27ec6c248c01b0918361bc58ffbef4b41c039
[INFO] running `Command { std: "docker" "start" "-a" "5eb86c171e0b9ced45bb3120d4b27ec6c248c01b0918361bc58ffbef4b41c039", kill_on_drop: false }`
[INFO] [stderr]     Checking partial-uninit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(specialization)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(specialization)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `maybe_uninit_ref` has been stable since 1.55.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(maybe_uninit_ref)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `maybe_uninit_ref` has been stable since 1.55.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(maybe_uninit_ref)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]   --> src/lib.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |             uninit.get_mut().partial_init();
[INFO] [stdout]    |                    ^^^^^^^ method not found in `MaybeUninit<Self>`
[INFO] [stdout]   --> /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/pin.rs:834:18
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Pin<&mut MaybeUninit<Self>>` here
[INFO] [stdout]    |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]    |
[INFO] [stdout] 12 |             Pin::new(&mut uninit).get_mut().partial_init();
[INFO] [stdout]    |             +++++++++++++       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]   --> src/lib.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |             uninit.get_mut().partial_init();
[INFO] [stdout]    |                    ^^^^^^^ method not found in `MaybeUninit<Self>`
[INFO] [stdout]   --> /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/pin.rs:834:18
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Pin<&mut MaybeUninit<Self>>` here
[INFO] [stdout]    |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]    |
[INFO] [stdout] 12 |             Pin::new(&mut uninit).get_mut().partial_init();
[INFO] [stdout]    |             +++++++++++++       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for struct `Box<MaybeUninit<Self>>` in the current scope
[INFO] [stdout]   --> src/lib.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |             uninit.get_mut().partial_init();
[INFO] [stdout]    |                    ^^^^^^^ method not found in `Box<MaybeUninit<Self>>`
[INFO] [stdout]   --> /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/pin.rs:834:18
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Pin<&mut Box<MaybeUninit<Self>>>` here
[INFO] [stdout]    |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Pin::new(&mut uninit).get_mut().partial_init();
[INFO] [stdout]    |             +++++++++++++       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for struct `Box<MaybeUninit<Self>>` in the current scope
[INFO] [stdout]   --> src/lib.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |             uninit.get_mut().partial_init();
[INFO] [stdout]    |                    ^^^^^^^ method not found in `Box<MaybeUninit<Self>>`
[INFO] [stdout]   --> /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/pin.rs:834:18
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Pin<&mut Box<MaybeUninit<Self>>>` here
[INFO] [stdout]    |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Pin::new(&mut uninit).get_mut().partial_init();
[INFO] [stdout]    |             +++++++++++++       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]   --> src/lib.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |             uninit.get_mut().b = 9;
[INFO] [stdout]    |                    ^^^^^^^ method not found in `MaybeUninit<Struct>`
[INFO] [stdout]   --> /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/pin.rs:834:18
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Pin<&mut MaybeUninit<Struct>>` here
[INFO] [stdout]    |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Pin::new(&mut uninit).get_mut().b = 9;
[INFO] [stdout]    |             +++++++++++++       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `partial-uninit` (lib) due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `partial-uninit` (lib test) due to 4 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5eb86c171e0b9ced45bb3120d4b27ec6c248c01b0918361bc58ffbef4b41c039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb86c171e0b9ced45bb3120d4b27ec6c248c01b0918361bc58ffbef4b41c039", kill_on_drop: false }`
[INFO] [stdout] 5eb86c171e0b9ced45bb3120d4b27ec6c248c01b0918361bc58ffbef4b41c039
