[INFO] updating cached repository ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ian-p-cooke/tower-grpc-tls-client-auth-example" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ian-p-cooke/tower-grpc-tls-client-auth-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ian-p-cooke/tower-grpc-tls-client-auth-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ian-p-cooke/tower-grpc-tls-client-auth-example" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ian-p-cooke/tower-grpc-tls-client-auth-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ian-p-cooke/tower-grpc-tls-client-auth-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8b382660e2335f99687b2698a15c00596d7c1515
[INFO] sha for GitHub repo ian-p-cooke/tower-grpc-tls-client-auth-example: 8b382660e2335f99687b2698a15c00596d7c1515
[INFO] validating manifest of ian-p-cooke/tower-grpc-tls-client-auth-example on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ian-p-cooke/tower-grpc-tls-client-auth-example on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] removed path dependency tower-grpc-build from ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] finished frobbing ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] frobbed toml for ian-p-cooke/tower-grpc-tls-client-auth-example written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ian-p-cooke/tower-grpc-tls-client-auth-example/Cargo.toml
[INFO] started frobbing ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] removed path dependency tower-grpc-build from ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] finished frobbing ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] frobbed toml for ian-p-cooke/tower-grpc-tls-client-auth-example written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ian-p-cooke/tower-grpc-tls-client-auth-example/Cargo.toml
[INFO] crate ian-p-cooke/tower-grpc-tls-client-auth-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ian-p-cooke/tower-grpc-tls-client-auth-example/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/tokio-connect`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-grpc`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-h2`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-http`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower`
[INFO] [stderr]     Updating git repository `https://github.com/hyperium/http-connection`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/tokio-connect`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-grpc`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-h2`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-http`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower`
[INFO] [stderr]     Updating git repository `https://github.com/hyperium/http-connection`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ian-p-cooke/tower-grpc-tls-client-auth-example against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-5/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ian-p-cooke/tower-grpc-tls-client-auth-example:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bce86f6e1ed64e1a3f3f6e1e13392084d2e240f557dc4a7a98f1b0b6ca296019
[INFO] running `"docker" "start" "-a" "bce86f6e1ed64e1a3f3f6e1e13392084d2e240f557dc4a7a98f1b0b6ca296019"`
[INFO] [stderr] warning: dependency (tower-grpc-build) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling tower-grpc-build v0.0.0
[INFO] [stderr]     Checking tower-service v0.2.0
[INFO] [stderr]     Checking tower-service v0.2.0 (https://github.com/tower-rs/tower#9b27863a)
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]     Checking ring v0.14.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking prost v0.4.0
[INFO] [stderr]     Checking tokio-connect v0.1.0 (https://github.com/carllerche/tokio-connect#f7ad1ca4)
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking http-connection v0.1.0 (https://github.com/hyperium/http-connection#351d472c)
[INFO] [stderr]    Compiling tower-grpc-tls-client-auth-example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking tower-layer v0.1.0
[INFO] [stderr]     Checking tower-discover v0.1.0
[INFO] [stderr] error[E0433]: failed to resolve: could not find `Config` in `tower_grpc_build`
[INFO] [stderr]  --> build.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 |     tower_grpc_build::Config::new()
[INFO] [stderr]   |                       ^^^^^^ could not find `Config` in `tower_grpc_build`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: Could not compile `tower-grpc-tls-client-auth-example`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bce86f6e1ed64e1a3f3f6e1e13392084d2e240f557dc4a7a98f1b0b6ca296019"`
[INFO] running `"docker" "rm" "-f" "bce86f6e1ed64e1a3f3f6e1e13392084d2e240f557dc4a7a98f1b0b6ca296019"`
[INFO] [stdout] bce86f6e1ed64e1a3f3f6e1e13392084d2e240f557dc4a7a98f1b0b6ca296019