[INFO] fetching crate mmap-alloc 0.2.0...
[INFO] checking mmap-alloc-0.2.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate mmap-alloc 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mmap-alloc 0.2.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d7ea555faf883ece7bb8082e0d7fa3be8aefa5dee3d32488ae329e8a758b17b
[INFO] running `Command { std: "docker" "start" "-a" "6d7ea555faf883ece7bb8082e0d7fa3be8aefa5dee3d32488ae329e8a758b17b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d7ea555faf883ece7bb8082e0d7fa3be8aefa5dee3d32488ae329e8a758b17b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d7ea555faf883ece7bb8082e0d7fa3be8aefa5dee3d32488ae329e8a758b17b", kill_on_drop: false }`
[INFO] [stdout] 6d7ea555faf883ece7bb8082e0d7fa3be8aefa5dee3d32488ae329e8a758b17b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e442fe1b0af0c184ec00c8341d2a0f857ae5d031023f6a9eef4112c54a384c3
[INFO] running `Command { std: "docker" "start" "-a" "9e442fe1b0af0c184ec00c8341d2a0f857ae5d031023f6a9eef4112c54a384c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking object-alloc v0.1.0
[INFO] [stderr]     Checking errno v0.2.7
[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] [stderr] error: could not compile `object-alloc` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9e442fe1b0af0c184ec00c8341d2a0f857ae5d031023f6a9eef4112c54a384c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e442fe1b0af0c184ec00c8341d2a0f857ae5d031023f6a9eef4112c54a384c3", kill_on_drop: false }`
[INFO] [stdout] 9e442fe1b0af0c184ec00c8341d2a0f857ae5d031023f6a9eef4112c54a384c3