[INFO] fetching crate mdarray 0.8.0...
[INFO] checking mdarray-0.8.0 against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] extracting crate mdarray 0.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mdarray 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mdarray 0.8.0
[INFO] tweaked toml for crates.io crate mdarray 0.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdarray 0.8.0 on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mdarray 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4180a69ce6b2235d723ec54e6d2636af655cf0f4e46216ce4ea7e7840380da87
[INFO] running `Command { std: "docker" "start" "-a" "4180a69ce6b2235d723ec54e6d2636af655cf0f4e46216ce4ea7e7840380da87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4180a69ce6b2235d723ec54e6d2636af655cf0f4e46216ce4ea7e7840380da87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4180a69ce6b2235d723ec54e6d2636af655cf0f4e46216ce4ea7e7840380da87", kill_on_drop: false }`
[INFO] [stdout] 4180a69ce6b2235d723ec54e6d2636af655cf0f4e46216ce4ea7e7840380da87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c285d83748d2ef77df79b81146ea54b3aff0f51451a1d4fd55d5339a6b106c6e
[INFO] running `Command { std: "docker" "start" "-a" "c285d83748d2ef77df79b81146ea54b3aff0f51451a1d4fd55d5339a6b106c6e", kill_on_drop: false }`
[INFO] [stderr]     Checking mdarray v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> tests/test.rs:274:54
[INFO] [stdout]     |
[INFO] [stdout] 274 |     assert_eq!(Array::from_iter(s.into_shape([120])).as_ref(), t.into_vec());
[INFO] [stdout]     |                                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: multiple `impl`s satisfying `mdarray::Slice<usize, (usize,)>: AsRef<_>` found in the `mdarray` crate:
[INFO] [stdout]             - impl<T, D> AsRef<[T]> for mdarray::Slice<T, (D,)>
[INFO] [stdout]               where D: Dim;
[INFO] [stdout]             - impl<T, S, L> AsRef<mdarray::Slice<T, S, L>> for mdarray::Slice<T, S, L>
[INFO] [stdout]               where S: Shape, L: mdarray::Layout;
[INFO] [stdout]     = note: required for `mdarray::Array<usize, (usize,)>` to implement `AsRef<_>`
[INFO] [stdout] help: try using a fully qualified path to specify the expected types
[INFO] [stdout]     |
[INFO] [stdout] 274 -     assert_eq!(Array::from_iter(s.into_shape([120])).as_ref(), t.into_vec());
[INFO] [stdout] 274 +     assert_eq!(<mdarray::Array<usize, (usize,)> as AsRef<T>>::as_ref(&Array::from_iter(s.into_shape([120]))), t.into_vec());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mdarray` (test "test") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c285d83748d2ef77df79b81146ea54b3aff0f51451a1d4fd55d5339a6b106c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c285d83748d2ef77df79b81146ea54b3aff0f51451a1d4fd55d5339a6b106c6e", kill_on_drop: false }`
[INFO] [stdout] c285d83748d2ef77df79b81146ea54b3aff0f51451a1d4fd55d5339a6b106c6e
