[INFO] fetching crate array-tools 0.3.2...
[INFO] testing array-tools-0.3.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate array-tools 0.3.2 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate array-tools 0.3.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate array-tools 0.3.2
[INFO] finished tweaking crates.io crate array-tools 0.3.2
[INFO] tweaked toml for crates.io crate array-tools 0.3.2 written to /workspace/builds/worker-65/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a089bbd4ab1747747fb7d4754272abd0865ab7126efc27872dac9acf1dca728f
[INFO] running `Command { std: "docker" "start" "-a" "a089bbd4ab1747747fb7d4754272abd0865ab7126efc27872dac9acf1dca728f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a089bbd4ab1747747fb7d4754272abd0865ab7126efc27872dac9acf1dca728f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a089bbd4ab1747747fb7d4754272abd0865ab7126efc27872dac9acf1dca728f", kill_on_drop: false }`
[INFO] [stdout] a089bbd4ab1747747fb7d4754272abd0865ab7126efc27872dac9acf1dca728f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f0db115178cb63aa9d5c50de15d51f61851b6e56d33a640f19479127626cdf
[INFO] running `Command { std: "docker" "start" "-a" "e7f0db115178cb63aa9d5c50de15d51f61851b6e56d33a640f19479127626cdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling array-tools v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `core::array::FixedSizeArray`
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | use core::array::FixedSizeArray;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `FixedSizeArray` in `array`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | #![feature(fixed_size_array)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `array-tools`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e7f0db115178cb63aa9d5c50de15d51f61851b6e56d33a640f19479127626cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f0db115178cb63aa9d5c50de15d51f61851b6e56d33a640f19479127626cdf", kill_on_drop: false }`
[INFO] [stdout] e7f0db115178cb63aa9d5c50de15d51f61851b6e56d33a640f19479127626cdf
