[INFO] fetching crate array__ops 1.0.3...
[INFO] checking array__ops-1.0.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate array__ops 1.0.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate array__ops 1.0.3
[INFO] finished tweaking crates.io crate array__ops 1.0.3
[INFO] tweaked toml for crates.io crate array__ops 1.0.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate array__ops 1.0.3 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate array__ops 1.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d99fad6c1b0ec2df6bdbf6e405f3993a7e706a3bf9c8edacb159be0a5ced797
[INFO] running `Command { std: "docker" "start" "-a" "2d99fad6c1b0ec2df6bdbf6e405f3993a7e706a3bf9c8edacb159be0a5ced797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d99fad6c1b0ec2df6bdbf6e405f3993a7e706a3bf9c8edacb159be0a5ced797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d99fad6c1b0ec2df6bdbf6e405f3993a7e706a3bf9c8edacb159be0a5ced797", kill_on_drop: false }`
[INFO] [stdout] 2d99fad6c1b0ec2df6bdbf6e405f3993a7e706a3bf9c8edacb159be0a5ced797
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f4b857a19956cafd23e335f9ea023bf47415f9b1b8a6f3d509ac30b97343e82
[INFO] running `Command { std: "docker" "start" "-a" "1f4b857a19956cafd23e335f9ea023bf47415f9b1b8a6f3d509ac30b97343e82", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking moddef v0.2.6
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking slice_trait v0.1.9
[INFO] [stderr]     Checking tokio v1.42.0
[INFO] [stderr]     Checking array_trait v1.0.7
[INFO] [stderr]     Checking slice_ops v1.0.7
[INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_ops-1.0.7/src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(maybe_uninit_uninit_array)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `uninit_array` found for union `MaybeUninit` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_ops-1.0.7/src/ops/spread.rs:81:74
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut spread: [MaybeUninit<&[Padded<T, M>]>; M] = MaybeUninit::uninit_array();
[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/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/mem/maybe_uninit.rs:307:5
[INFO] [stdout] help: there is an associated function `uninit` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 81 -         let mut spread: [MaybeUninit<&[Padded<T, M>]>; M] = MaybeUninit::uninit_array();
[INFO] [stdout] 81 +         let mut spread: [MaybeUninit<&[Padded<T, M>]>; M] = MaybeUninit::uninit();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `uninit_array` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_ops-1.0.7/src/ops/spread.rs:103:78
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut spread: [MaybeUninit<&mut [Padded<T, M>]>; M] = MaybeUninit::uninit_array();
[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/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/mem/maybe_uninit.rs:307:5
[INFO] [stdout] help: there is an associated function `uninit` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 103 -         let mut spread: [MaybeUninit<&mut [Padded<T, M>]>; M] = MaybeUninit::uninit_array();
[INFO] [stdout] 103 +         let mut spread: [MaybeUninit<&mut [Padded<T, M>]>; M] = MaybeUninit::uninit();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slice_ops` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1f4b857a19956cafd23e335f9ea023bf47415f9b1b8a6f3d509ac30b97343e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4b857a19956cafd23e335f9ea023bf47415f9b1b8a6f3d509ac30b97343e82", kill_on_drop: false }`
[INFO] [stdout] 1f4b857a19956cafd23e335f9ea023bf47415f9b1b8a6f3d509ac30b97343e82