[INFO] fetching crate maskerad_stack_allocator 1.1.2...
[INFO] testing maskerad_stack_allocator-1.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate maskerad_stack_allocator 1.1.2 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate maskerad_stack_allocator 1.1.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maskerad_stack_allocator 1.1.2
[INFO] finished tweaking crates.io crate maskerad_stack_allocator 1.1.2
[INFO] tweaked toml for crates.io crate maskerad_stack_allocator 1.1.2 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3e84dad99ebbd9a0d1ab205e885302c4226b721ad02e75ed613f7d4925fb0e5
[INFO] running `Command { std: "docker" "start" "-a" "e3e84dad99ebbd9a0d1ab205e885302c4226b721ad02e75ed613f7d4925fb0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3e84dad99ebbd9a0d1ab205e885302c4226b721ad02e75ed613f7d4925fb0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e84dad99ebbd9a0d1ab205e885302c4226b721ad02e75ed613f7d4925fb0e5", kill_on_drop: false }`
[INFO] [stdout] e3e84dad99ebbd9a0d1ab205e885302c4226b721ad02e75ed613f7d4925fb0e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 595785394fdabeaf7dfe802135d94203206143a96da21e5b6a9f6aad4d6cc279
[INFO] running `Command { std: "docker" "start" "-a" "595785394fdabeaf7dfe802135d94203206143a96da21e5b6a9f6aad4d6cc279", kill_on_drop: false }`
[INFO] [stderr]    Compiling maskerad_stack_allocator v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stdout]  --> src/stack_allocator.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::allocator::Layout;
[INFO] [stdout]   |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stdout]  --> src/double_ended_allocator.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::allocator::Layout;
[INFO] [stdout]   |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `raw_vec` is private
[INFO] [stdout]    --> src/stack_allocator.rs:8:12
[INFO] [stdout]     |
[INFO] [stdout] 8   | use alloc::raw_vec::RawVec;
[INFO] [stdout]     |            ^^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `raw_vec` is defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `raw_vec` is private
[INFO] [stdout]    --> src/double_ended_allocator.rs:8:12
[INFO] [stdout]     |
[INFO] [stdout] 8   | use alloc::raw_vec::RawVec;
[INFO] [stdout]     |            ^^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `raw_vec` is defined here
[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, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maskerad_stack_allocator` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "595785394fdabeaf7dfe802135d94203206143a96da21e5b6a9f6aad4d6cc279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595785394fdabeaf7dfe802135d94203206143a96da21e5b6a9f6aad4d6cc279", kill_on_drop: false }`
[INFO] [stdout] 595785394fdabeaf7dfe802135d94203206143a96da21e5b6a9f6aad4d6cc279