[INFO] updating cached repository rookie1024/AbsoluteUnity
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rookie1024/AbsoluteUnity
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rookie1024/AbsoluteUnity" "work/ex/clippy-test-run/sources/stable/gh/rookie1024/AbsoluteUnity"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/rookie1024/AbsoluteUnity'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rookie1024/AbsoluteUnity" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/rookie1024/AbsoluteUnity"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/rookie1024/AbsoluteUnity'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 83d2b532acd33df547cabbf8616a943020ef3228
[INFO] sha for GitHub repo rookie1024/AbsoluteUnity: 83d2b532acd33df547cabbf8616a943020ef3228
[INFO] validating manifest of rookie1024/AbsoluteUnity on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rookie1024/AbsoluteUnity on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rookie1024/AbsoluteUnity
[INFO] finished frobbing rookie1024/AbsoluteUnity
[INFO] frobbed toml for rookie1024/AbsoluteUnity written to work/ex/clippy-test-run/sources/stable/gh/rookie1024/AbsoluteUnity/Cargo.toml
[INFO] started frobbing rookie1024/AbsoluteUnity
[INFO] finished frobbing rookie1024/AbsoluteUnity
[INFO] frobbed toml for rookie1024/AbsoluteUnity written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/rookie1024/AbsoluteUnity/Cargo.toml
[INFO] crate rookie1024/AbsoluteUnity has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting rookie1024/AbsoluteUnity against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/rookie1024/AbsoluteUnity:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 58d3cd91c181a532042880b304add631a484136fe98f88f9f68ac9d0c896bf0c
[INFO] running `"docker" "start" "-a" "58d3cd91c181a532042880b304add631a484136fe98f88f9f68ac9d0c896bf0c"`
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.1
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]     Checking rustyline v2.1.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.16.1
[INFO] [stderr]    Compiling absolute_unity v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/aunify/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(generators, generator_trait)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `absolute_unity`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/aunify/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(generators, generator_trait)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `absolute_unity`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "58d3cd91c181a532042880b304add631a484136fe98f88f9f68ac9d0c896bf0c"`
[INFO] running `"docker" "rm" "-f" "58d3cd91c181a532042880b304add631a484136fe98f88f9f68ac9d0c896bf0c"`
[INFO] [stdout] 58d3cd91c181a532042880b304add631a484136fe98f88f9f68ac9d0c896bf0c