[INFO] fetching crate array-fu 0.0.1-alpha...
[INFO] checking array-fu-0.0.1-alpha against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate array-fu 0.0.1-alpha into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate array-fu 0.0.1-alpha on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate array-fu 0.0.1-alpha
[INFO] finished tweaking crates.io crate array-fu 0.0.1-alpha
[INFO] tweaked toml for crates.io crate array-fu 0.0.1-alpha written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5d119c5a70bcf098cd6a1105d4f5e11644e3f0272aac63b852e9e08a6088ab0
[INFO] running `Command { std: "docker" "start" "-a" "f5d119c5a70bcf098cd6a1105d4f5e11644e3f0272aac63b852e9e08a6088ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5d119c5a70bcf098cd6a1105d4f5e11644e3f0272aac63b852e9e08a6088ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d119c5a70bcf098cd6a1105d4f5e11644e3f0272aac63b852e9e08a6088ab0", kill_on_drop: false }`
[INFO] [stdout] f5d119c5a70bcf098cd6a1105d4f5e11644e3f0272aac63b852e9e08a6088ab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19a397e8b31ebb8589f484046aab592a9affabc13d0843d8cc818d71a487b658
[INFO] running `Command { std: "docker" "start" "-a" "19a397e8b31ebb8589f484046aab592a9affabc13d0843d8cc818d71a487b658", kill_on_drop: false }`
[INFO] [stderr]     Checking array-fu v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: never type fallback affects this call to an `unsafe` method
[INFO] [stdout]    --> src/lib.rs:344:13
[INFO] [stdout]     |
[INFO] [stdout] 344 |             array.assume_init()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 537 |     array!(return; 2);
[INFO] [stdout]     |     ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this will change its meaning in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the type explicitly
[INFO] [stdout]     = note: `#[warn(never_type_fallback_flowing_into_unsafe)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `$crate::array` which comes from the expansion of the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: never type fallback affects this call to an `unsafe` method
[INFO] [stdout]    --> src/lib.rs:344:13
[INFO] [stdout]     |
[INFO] [stdout] 344 |             array.assume_init()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 556 |     array!(return; 0);
[INFO] [stdout]     |     ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this will change its meaning in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the type explicitly
[INFO] [stdout]     = note: this warning originates in the macro `$crate::array` which comes from the expansion of the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "19a397e8b31ebb8589f484046aab592a9affabc13d0843d8cc818d71a487b658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a397e8b31ebb8589f484046aab592a9affabc13d0843d8cc818d71a487b658", kill_on_drop: false }`
[INFO] [stdout] 19a397e8b31ebb8589f484046aab592a9affabc13d0843d8cc818d71a487b658