[INFO] fetching crate blocked-vec 0.1.8...
[INFO] testing blocked-vec-0.1.8 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate blocked-vec 0.1.8 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate blocked-vec 0.1.8
[INFO] finished tweaking crates.io crate blocked-vec 0.1.8
[INFO] tweaked toml for crates.io crate blocked-vec 0.1.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blocked-vec 0.1.8 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding page_size v0.4.2 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9df554317d887f4a2186263c03b308c683dc74b51d689a5ebf0599c24341048
[INFO] running `Command { std: "docker" "start" "-a" "a9df554317d887f4a2186263c03b308c683dc74b51d689a5ebf0599c24341048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9df554317d887f4a2186263c03b308c683dc74b51d689a5ebf0599c24341048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9df554317d887f4a2186263c03b308c683dc74b51d689a5ebf0599c24341048", kill_on_drop: false }`
[INFO] [stdout] a9df554317d887f4a2186263c03b308c683dc74b51d689a5ebf0599c24341048
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c633f1d1847999310059fb1ced0dc49d0e4f84255740b4c205342ea3cb70b0c3
[INFO] running `Command { std: "docker" "start" "-a" "c633f1d1847999310059fb1ced0dc49d0e4f84255740b4c205342ea3cb70b0c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling blocked-vec v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `io_slice_advance` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![cfg_attr(feature = "std", feature(io_slice_advance))]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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/imp/block.rs:27:44
[INFO] [stdout]    |
[INFO] [stdout] 27 |             .entries(unsafe { MaybeUninit::slice_assume_init_ref(self.as_slice()) })
[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/c2e32f1c9652b13ed99608599c1e855462f421f3/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/c2e32f1c9652b13ed99608599c1e855462f421f3/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_ref` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/imp.rs:796:36
[INFO] [stdout]     |
[INFO] [stdout] 796 |         Some(unsafe { MaybeUninit::slice_assume_init_ref(ret.as_slice()) })
[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/c2e32f1c9652b13ed99608599c1e855462f421f3/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/c2e32f1c9652b13ed99608599c1e855462f421f3/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/imp.rs:821:36
[INFO] [stdout]     |
[INFO] [stdout] 821 |         Some(unsafe { MaybeUninit::slice_assume_init_mut(ret.as_mut_slice()) })
[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/c2e32f1c9652b13ed99608599c1e855462f421f3/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/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/mem/maybe_uninit.rs:987:4
[INFO] [stdout] 
[INFO] [stdout] 
[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/imp.rs:872:36
[INFO] [stdout]     |
[INFO] [stdout] 872 |         Some(unsafe { MaybeUninit::slice_assume_init_ref(ret) })
[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/c2e32f1c9652b13ed99608599c1e855462f421f3/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/c2e32f1c9652b13ed99608599c1e855462f421f3/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/imp.rs:927:36
[INFO] [stdout]     |
[INFO] [stdout] 927 |         Some(unsafe { MaybeUninit::slice_assume_init_mut(ret) })
[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/c2e32f1c9652b13ed99608599c1e855462f421f3/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/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/mem/maybe_uninit.rs:987:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blocked-vec` (lib) due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c633f1d1847999310059fb1ced0dc49d0e4f84255740b4c205342ea3cb70b0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c633f1d1847999310059fb1ced0dc49d0e4f84255740b4c205342ea3cb70b0c3", kill_on_drop: false }`
[INFO] [stdout] c633f1d1847999310059fb1ced0dc49d0e4f84255740b4c205342ea3cb70b0c3
