[INFO] fetching crate mmap-alloc 0.2.0...
[INFO] testing mmap-alloc-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mmap-alloc 0.2.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate mmap-alloc 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmap-alloc 0.2.0
[INFO] finished tweaking crates.io crate mmap-alloc 0.2.0
[INFO] tweaked toml for crates.io crate mmap-alloc 0.2.0 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f934301b66a91dd0a8f3ca6cdcf12e3a01d80dce0dc9c573df53aed83b3c8ad5
[INFO] running `Command { std: "docker" "start" "-a" "f934301b66a91dd0a8f3ca6cdcf12e3a01d80dce0dc9c573df53aed83b3c8ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f934301b66a91dd0a8f3ca6cdcf12e3a01d80dce0dc9c573df53aed83b3c8ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f934301b66a91dd0a8f3ca6cdcf12e3a01d80dce0dc9c573df53aed83b3c8ad5", kill_on_drop: false }`
[INFO] [stdout] f934301b66a91dd0a8f3ca6cdcf12e3a01d80dce0dc9c573df53aed83b3c8ad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60339d34a7cb1d581de82591e2223af59a8b31c1d4d6371087fa4a833f38ddc4
[INFO] running `Command { std: "docker" "start" "-a" "60339d34a7cb1d581de82591e2223af59a8b31c1d4d6371087fa4a833f38ddc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling object-alloc v0.1.0
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stdout] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | use alloc::allocator::Layout;
[INFO] [stdout]    |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(alloc, allocator_api)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(alloc, allocator_api)]
[INFO] [stdout]   |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `object-alloc` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "60339d34a7cb1d581de82591e2223af59a8b31c1d4d6371087fa4a833f38ddc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60339d34a7cb1d581de82591e2223af59a8b31c1d4d6371087fa4a833f38ddc4", kill_on_drop: false }`
[INFO] [stdout] 60339d34a7cb1d581de82591e2223af59a8b31c1d4d6371087fa4a833f38ddc4