[INFO] fetching crate owned-buf 0.3.0...
[INFO] testing owned-buf-0.3.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate owned-buf 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate owned-buf 0.3.0
[INFO] finished tweaking crates.io crate owned-buf 0.3.0
[INFO] tweaked toml for crates.io crate owned-buf 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate owned-buf 0.3.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0963b09db7bb3d1068e1fec115b9ade92525a378f126c710c7184be3d94d3863
[INFO] running `Command { std: "docker" "start" "-a" "0963b09db7bb3d1068e1fec115b9ade92525a378f126c710c7184be3d94d3863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0963b09db7bb3d1068e1fec115b9ade92525a378f126c710c7184be3d94d3863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0963b09db7bb3d1068e1fec115b9ade92525a378f126c710c7184be3d94d3863", kill_on_drop: false }`
[INFO] [stdout] 0963b09db7bb3d1068e1fec115b9ade92525a378f126c710c7184be3d94d3863
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa4e0645bad920bfcd1fb6ef4a4f388faf146e6179b61e589d48a78347a98a56
[INFO] running `Command { std: "docker" "start" "-a" "fa4e0645bad920bfcd1fb6ef4a4f388faf146e6179b61e589d48a78347a98a56", kill_on_drop: false }`
[INFO] [stderr]    Compiling owned-buf v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `slice_assume_init_ref` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/lib.rs:426:26
[INFO] [stdout]     |
[INFO] [stdout] 426 |             MaybeUninit::slice_assume_init_ref(slice::from_raw_parts(self.buf.data, self.end))
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/mem/maybe_uninit.rs:391:4
[INFO] [stdout] help: there is a method `assume_init_ref` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/mem/maybe_uninit.rs:870:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `slice_assume_init_mut` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/lib.rs:468:31
[INFO] [stdout]     |
[INFO] [stdout] 468 |         unsafe { MaybeUninit::slice_assume_init_mut(&mut self.buf_as_bytes()[start..end]) }
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/mem/maybe_uninit.rs:391:4
[INFO] [stdout] help: there is a method `assume_init_mut` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/mem/maybe_uninit.rs:987:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `write_slice` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/lib.rs:551:26
[INFO] [stdout]     |
[INFO] [stdout] 551 |             MaybeUninit::write_slice(&mut self.as_mut()[..data.len()], data);
[INFO] [stdout]     |                          ^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/mem/maybe_uninit.rs:391:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `owned-buf` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "fa4e0645bad920bfcd1fb6ef4a4f388faf146e6179b61e589d48a78347a98a56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4e0645bad920bfcd1fb6ef4a4f388faf146e6179b61e589d48a78347a98a56", kill_on_drop: false }`
[INFO] [stdout] fa4e0645bad920bfcd1fb6ef4a4f388faf146e6179b61e589d48a78347a98a56
