[INFO] updating cached repository https://github.com/ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8b382660e2335f99687b2698a15c00596d7c1515
[INFO] checking ian-p-cooke/tower-grpc-tls-client-auth-example against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fian-p-cooke%2Ftower-grpc-tls-client-auth-example" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ian-p-cooke/tower-grpc-tls-client-auth-example on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] removed path dependency tower-grpc-build from git repo https://github.com/ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] finished tweaking git repo https://github.com/ian-p-cooke/tower-grpc-tls-client-auth-example
[INFO] tweaked toml for git repo https://github.com/ian-p-cooke/tower-grpc-tls-client-auth-example written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ian-p-cooke/tower-grpc-tls-client-auth-example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 49f254eead1cbf85b34a6bee30b86aff4b39f2cfe4e5c269da826ad64a88d60c
[INFO] running `"docker" "start" "-a" "49f254eead1cbf85b34a6bee30b86aff4b39f2cfe4e5c269da826ad64a88d60c"`
[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 v1.0.13
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking tower-service v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking tower-layer v0.1.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling codegen v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking prost v0.4.0
[INFO] [stderr]     Checking tower-util v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]     Checking tokio-connect v0.1.0 (https://github.com/carllerche/tokio-connect#f7ad1ca4)
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking http-connection v0.1.0
[INFO] [stderr]     Checking tokio-rustls v0.9.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tower-http-util v0.1.0 (https://github.com/tower-rs/tower-http#bd7a4654)
[INFO] [stderr]    Compiling prost-derive v0.4.0
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]     Checking tower-http v0.1.0 (https://github.com/tower-rs/tower-http#bd7a4654)
[INFO] [stderr]     Checking tower-grpc v0.1.1 (https://github.com/tower-rs/tower-grpc#5308ec0d)
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]    Compiling tower-grpc-build v0.1.0
[INFO] [stderr]    Compiling tower-grpc-tls-client-auth-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing v0.1.11
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking tower-timeout v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tower-limit v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tower-retry v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tower-load-shed v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tower-util v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tower-discover v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tower-buffer v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tower v0.3.0 (https://github.com/tower-rs/tower#7e35b758)
[INFO] [stderr]     Checking tower-h2 v0.1.0 (https://github.com/tower-rs/tower-h2#0865040d)
[INFO] [stderr] error[E0432]: unresolved import `tower::MakeConnection`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/tower-h2-aaf68b3c8982de4c/0865040/src/client/connect.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tower::MakeConnection;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^ no `MakeConnection` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `tower::MakeService`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/tower-h2-aaf68b3c8982de4c/0865040/src/server/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tower::MakeService;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^ no `MakeService` in the root
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `tower-h2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "49f254eead1cbf85b34a6bee30b86aff4b39f2cfe4e5c269da826ad64a88d60c"`
[INFO] running `"docker" "rm" "-f" "49f254eead1cbf85b34a6bee30b86aff4b39f2cfe4e5c269da826ad64a88d60c"`
[INFO] [stdout] 49f254eead1cbf85b34a6bee30b86aff4b39f2cfe4e5c269da826ad64a88d60c