[INFO] updating cached repository jpypi/rustix
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jpypi/rustix
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jpypi/rustix" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/jpypi/rustix"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/jpypi/rustix'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jpypi/rustix" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/jpypi/rustix"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/jpypi/rustix'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4519e67667dfe1d459e58f1433b2a65232e14b52
[INFO] sha for GitHub repo jpypi/rustix: 4519e67667dfe1d459e58f1433b2a65232e14b52
[INFO] validating manifest of jpypi/rustix on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jpypi/rustix on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jpypi/rustix
[INFO] finished frobbing jpypi/rustix
[INFO] frobbed toml for jpypi/rustix written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/jpypi/rustix/Cargo.toml
[INFO] started frobbing jpypi/rustix
[INFO] finished frobbing jpypi/rustix
[INFO] frobbed toml for jpypi/rustix written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/jpypi/rustix/Cargo.toml
[INFO] crate jpypi/rustix already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jpypi/rustix against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-6/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/jpypi/rustix:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8af5e6be74a82ef6acb3d5e64d0a4dd5c9cd3c12634c6d6d4c6ba856351e0bfe
[INFO] running `"docker" "start" "-a" "8af5e6be74a82ef6acb3d5e64d0a4dd5c9cd3c12634c6d6d4c6ba856351e0bfe"`
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]     Checking serde v1.0.39
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]    Compiling regex-syntax v0.5.5
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking tokio-timer v0.2.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking libflate v0.1.14
[INFO] [stderr]    Compiling diesel v0.16.0
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]    Compiling openssl-sys v0.9.28
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling serde_derive v1.0.39
[INFO] [stderr]     Checking dotenv v0.9.0
[INFO] [stderr]     Checking tokio v0.1.5
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking serde_json v1.0.15
[INFO] [stderr]     Checking serde_urlencoded v0.5.1
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling diesel_infer_schema v0.16.0
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking hyper v0.11.25
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]    Compiling dotenv v0.10.1
[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" "8af5e6be74a82ef6acb3d5e64d0a4dd5c9cd3c12634c6d6d4c6ba856351e0bfe"`
[INFO] running `"docker" "rm" "-f" "8af5e6be74a82ef6acb3d5e64d0a4dd5c9cd3c12634c6d6d4c6ba856351e0bfe"`
[INFO] [stdout] 8af5e6be74a82ef6acb3d5e64d0a4dd5c9cd3c12634c6d6d4c6ba856351e0bfe