[INFO] fetching crate memeroute-gui 0.1.0...
[INFO] testing memeroute-gui-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate memeroute-gui 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate memeroute-gui 0.1.0
[INFO] finished tweaking crates.io crate memeroute-gui 0.1.0
[INFO] tweaked toml for crates.io crate memeroute-gui 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate memeroute-gui 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate memeroute-gui 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "e2b372c5589671b5e4db3cfe4ece7e5f787a5d9a2219d13a9f65bf1c0eb63e59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2b372c5589671b5e4db3cfe4ece7e5f787a5d9a2219d13a9f65bf1c0eb63e59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b372c5589671b5e4db3cfe4ece7e5f787a5d9a2219d13a9f65bf1c0eb63e59", kill_on_drop: false }`
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[INFO] [stdout] error[E0635]: unknown feature `array_chunks`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/memega-0.1.0/src/lib.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(array_chunks, is_sorted, trait_alias)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for struct `SmallVec<[usize; 4]>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/memega-0.1.0/src/ops/crossover.rs:200:30
[INFO] [stdout]     |
[INFO] [stdout] 200 |     for &[st, en] in xpoints.array_chunks::<2>() {
[INFO] [stdout]     |                              ^^^^^^^^^^^^ `SmallVec<[usize; 4]>` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]     |
[INFO] [stdout] 200 |     for &[st, en] in xpoints.into_iter().array_chunks::<2>() {
[INFO] [stdout]     |                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `memega` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "05d7f54f6ff682b5abae3d8f74f0b08d040647580fc1bf59b7cddc74e01f472a", kill_on_drop: false }`
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[INFO] [stdout] 05d7f54f6ff682b5abae3d8f74f0b08d040647580fc1bf59b7cddc74e01f472a
