[INFO] crate scoped_allocator 0.1.4 is already in cache
[INFO] checking scoped_allocator-0.1.4 against beta-2019-10-27 for pr-65897
[INFO] extracting crate scoped_allocator 0.1.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate scoped_allocator 0.1.4 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate scoped_allocator 0.1.4
[INFO] finished tweaking crates.io crate scoped_allocator 0.1.4
[INFO] tweaked toml for crates.io crate scoped_allocator 0.1.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 671bbf97ba3d7ecc8e73578807c2fb97d358daea0ef2dd46be884e0a9eb92b9a
[INFO] running `"docker" "start" "-a" "671bbf97ba3d7ecc8e73578807c2fb97d358daea0ef2dd46be884e0a9eb92b9a"`
[INFO] [stderr]     Checking scoped_allocator v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected expression, found keyword `in`
[INFO] [stderr]    --> src/scoped.rs:178:20
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let _big = in alloc.allocate().unwrap() { [0u8; 8_000_000] };
[INFO] [stderr]     |                    ^^ expected expression
[INFO] [stderr] 
[INFO] [stderr] error: expected expression, found keyword `in`
[INFO] [stderr]    --> src/scoped.rs:178:20
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let _big = in alloc.allocate().unwrap() { [0u8; 8_000_000] };
[INFO] [stderr]     |                    ^^ expected expression
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::ops::Place`
[INFO] [stderr]   --> src/lib.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | use std::ops::Place as StdPlace;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Place` in `ops`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `std::ops::InPlace`, `std::ops::Placer`
[INFO] [stderr]   --> src/lib.rs:48:48
[INFO] [stderr]    |
[INFO] [stderr] 48 | use std::ops::{CoerceUnsized, Deref, DerefMut, InPlace, Placer};
[INFO] [stderr]    |                                                ^^^^^^^  ^^^^^^ no `Placer` in `ops`
[INFO] [stderr]    |                                                |
[INFO] [stderr]    |                                                no `InPlace` in `ops`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::heap`
[INFO] [stderr]   --> src/lib.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 | use alloc::heap;
[INFO] [stderr]    |     ^^^^^^^^^^^ no `heap` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | / #![feature(
[INFO] [stderr] 31 | |     alloc,
[INFO] [stderr] 32 | |     coerce_unsized,
[INFO] [stderr] 33 | |     core_intrinsics,
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |     unsize
[INFO] [stderr] 39 | | )]
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `scoped_allocator`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `std::ops::Place`
[INFO] [stderr]   --> src/lib.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | use std::ops::Place as StdPlace;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Place` in `ops`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `std::ops::InPlace`, `std::ops::Placer`
[INFO] [stderr]   --> src/lib.rs:48:48
[INFO] [stderr]    |
[INFO] [stderr] 48 | use std::ops::{CoerceUnsized, Deref, DerefMut, InPlace, Placer};
[INFO] [stderr]    |                                                ^^^^^^^  ^^^^^^ no `Placer` in `ops`
[INFO] [stderr]    |                                                |
[INFO] [stderr]    |                                                no `InPlace` in `ops`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::heap`
[INFO] [stderr]   --> src/lib.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 | use alloc::heap;
[INFO] [stderr]    |     ^^^^^^^^^^^ no `heap` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | / #![feature(
[INFO] [stderr] 31 | |     alloc,
[INFO] [stderr] 32 | |     coerce_unsized,
[INFO] [stderr] 33 | |     core_intrinsics,
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |     unsize
[INFO] [stderr] 39 | | )]
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `scoped_allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "671bbf97ba3d7ecc8e73578807c2fb97d358daea0ef2dd46be884e0a9eb92b9a"`
[INFO] running `"docker" "rm" "-f" "671bbf97ba3d7ecc8e73578807c2fb97d358daea0ef2dd46be884e0a9eb92b9a"`
[INFO] [stdout] 671bbf97ba3d7ecc8e73578807c2fb97d358daea0ef2dd46be884e0a9eb92b9a