[INFO] crate maomi 0.1.0 is already in cache
[INFO] checking maomi-0.1.0 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate maomi 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate maomi 0.1.0 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate maomi 0.1.0
[INFO] finished tweaking crates.io crate maomi 0.1.0
[INFO] tweaked toml for crates.io crate maomi 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] 5ae063ce680440796b4f2c5d16959a416a6ac3fb908d7811bd15e55c8e0103fd
[INFO] running `"docker" "start" "-a" "5ae063ce680440796b4f2c5d16959a416a6ac3fb908d7811bd15e55c8e0103fd"`
[INFO] [stderr]     Checking me-cell v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.10
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]    Compiling quick-xml v0.16.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling maomi-macro v0.1.0
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.60
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking wasm-bindgen v0.2.60
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking js-sys v0.3.37
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking web-sys v0.3.37
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.10
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.10
[INFO] [stderr]     Checking console_log v0.1.2
[INFO] [stderr]     Checking maomi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the type `std::boxed::Box<dyn component::Component<B>>` does not permit being left uninitialized
[INFO] [stderr]    --> src/node.rs:624:34
[INFO] [stderr]     |
[INFO] [stderr] 624 |         let component = unsafe { std::mem::MaybeUninit::uninit().assume_init() };
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  this code causes undefined behavior when executed
[INFO] [stderr]     |                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr]     = note: `Box` must be non-null
[INFO] [stderr] 
[INFO] [stderr] warning: the type `std::boxed::Box<dyn component::Component<B>>` does not permit being left uninitialized
[INFO] [stderr]    --> src/node.rs:624:34
[INFO] [stderr]     |
[INFO] [stderr] 624 |         let component = unsafe { std::mem::MaybeUninit::uninit().assume_init() };
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  this code causes undefined behavior when executed
[INFO] [stderr]     |                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr]     = note: `Box` must be non-null
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.01s
[INFO] running `"docker" "inspect" "5ae063ce680440796b4f2c5d16959a416a6ac3fb908d7811bd15e55c8e0103fd"`
[INFO] running `"docker" "rm" "-f" "5ae063ce680440796b4f2c5d16959a416a6ac3fb908d7811bd15e55c8e0103fd"`
[INFO] [stdout] 5ae063ce680440796b4f2c5d16959a416a6ac3fb908d7811bd15e55c8e0103fd