[INFO] updating cached repository jonfk/ttokei
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jonfk/ttokei
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jonfk/ttokei" "work/ex/clippy-test-run/sources/stable/gh/jonfk/ttokei"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/jonfk/ttokei'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jonfk/ttokei" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonfk/ttokei"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonfk/ttokei'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 290c138b84dd79131b1bc61a2fc2871880b645f5
[INFO] sha for GitHub repo jonfk/ttokei: 290c138b84dd79131b1bc61a2fc2871880b645f5
[INFO] validating manifest of jonfk/ttokei 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 jonfk/ttokei 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 jonfk/ttokei
[INFO] finished frobbing jonfk/ttokei
[INFO] frobbed toml for jonfk/ttokei written to work/ex/clippy-test-run/sources/stable/gh/jonfk/ttokei/Cargo.toml
[INFO] started frobbing jonfk/ttokei
[INFO] finished frobbing jonfk/ttokei
[INFO] frobbed toml for jonfk/ttokei written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonfk/ttokei/Cargo.toml
[INFO] crate jonfk/ttokei 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 jonfk/ttokei against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/jonfk/ttokei:/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] 36efcceb60804f52d35f5872c4b4a5abeead73ffc716dd553d0441ea606d4163
[INFO] running `"docker" "start" "-a" "36efcceb60804f52d35f5872c4b4a5abeead73ffc716dd553d0441ea606d4163"`
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling serde v1.0.23
[INFO] [stderr]    Compiling crossbeam v0.2.10
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]     Checking errln v0.1.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling curl-sys v0.3.15
[INFO] [stderr]     Checking log v0.4.0-rc.1
[INFO] [stderr]     Checking humantime v1.0.0
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]     Checking rayon-core v1.3.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.17
[INFO] [stderr]    Compiling diesel_derives v1.0.0-beta1
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling regex v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]     Checking rayon v0.7.1
[INFO] [stderr]     Checking diesel v1.0.0-beta1
[INFO] [stderr]     Checking globset v0.2.1
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking env_logger v0.5.0-rc.1
[INFO] [stderr]    Compiling serde_json v1.0.7
[INFO] [stderr]    Compiling dotenv v0.10.1
[INFO] [stderr]     Checking ignore v0.2.2
[INFO] [stderr] error[E0659]: `error_chain` is ambiguous (derive helper attribute vs any other name)
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:23:40
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[cfg_attr(not(feature = "backtrace"), error_chain(backtrace = "false"))]
[INFO] [stderr]    |                                        ^^^^^^^^^^^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr] note: `error_chain` could refer to the derive helper attribute defined here
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 | #[derive(Debug, error_chain)]
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr] note: `error_chain` could also refer to the derive macro imported here
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[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 E0659`.
[INFO] [stderr] error: Could not compile `dotenv`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "36efcceb60804f52d35f5872c4b4a5abeead73ffc716dd553d0441ea606d4163"`
[INFO] running `"docker" "rm" "-f" "36efcceb60804f52d35f5872c4b4a5abeead73ffc716dd553d0441ea606d4163"`
[INFO] [stdout] 36efcceb60804f52d35f5872c4b4a5abeead73ffc716dd553d0441ea606d4163