[INFO] updating cached repository mzumi/circleci-checker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mzumi/circleci-checker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mzumi/circleci-checker" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/mzumi/circleci-checker"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/mzumi/circleci-checker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mzumi/circleci-checker" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/mzumi/circleci-checker"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/mzumi/circleci-checker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37aed163716a97c2f76cfcd0ce94d2541c114cce
[INFO] sha for GitHub repo mzumi/circleci-checker: 37aed163716a97c2f76cfcd0ce94d2541c114cce
[INFO] validating manifest of mzumi/circleci-checker on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mzumi/circleci-checker on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mzumi/circleci-checker
[INFO] finished frobbing mzumi/circleci-checker
[INFO] frobbed toml for mzumi/circleci-checker written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/mzumi/circleci-checker/Cargo.toml
[INFO] started frobbing mzumi/circleci-checker
[INFO] finished frobbing mzumi/circleci-checker
[INFO] frobbed toml for mzumi/circleci-checker written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/mzumi/circleci-checker/Cargo.toml
[INFO] crate mzumi/circleci-checker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking mzumi/circleci-checker against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-0/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/mzumi/circleci-checker:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b530d3faed0c172bf757e87b10fa7adfb74f64fe111a121c384c466d8e3ca797
[INFO] running `"docker" "start" "-a" "b530d3faed0c172bf757e87b10fa7adfb74f64fe111a121c384c466d8e3ca797"`
[INFO] [stderr]    Compiling openssl v0.9.8
[INFO] [stderr]    Compiling openssl-sys v0.9.8
[INFO] [stderr]     Checking mockito v0.2.5
[INFO] [stderr]     Checking dotenv v0.8.0
[INFO] [stderr]     Checking native-tls v0.1.1
[INFO] [stderr]     Checking hyper-native-tls v0.2.2
[INFO] [stderr]     Checking circleci-checker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]  --> src/response.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Debug, RustcDecodable)]
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(crater_run)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/response.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[derive(Debug, RustcDecodable)]
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/response.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[derive(Debug, RustcDecodable)]
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `circleci-checker`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]  --> src/response.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Debug, RustcDecodable)]
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(crater_run)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/response.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[derive(Debug, RustcDecodable)]
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/response.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[derive(Debug, RustcDecodable)]
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `circleci-checker`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b530d3faed0c172bf757e87b10fa7adfb74f64fe111a121c384c466d8e3ca797"`
[INFO] running `"docker" "rm" "-f" "b530d3faed0c172bf757e87b10fa7adfb74f64fe111a121c384c466d8e3ca797"`
[INFO] [stdout] b530d3faed0c172bf757e87b10fa7adfb74f64fe111a121c384c466d8e3ca797