[INFO] updating cached repository https://github.com/ebbflow-io/ebb-client
[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] 9c1507eae4af80248af5728bd29d186a1b17ea41
[INFO] checking ebbflow-io/ebb-client against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febbflow-io%2Febb-client" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ebbflow-io/ebb-client on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ebbflow-io/ebb-client
[INFO] finished tweaking git repo https://github.com/ebbflow-io/ebb-client
[INFO] tweaked toml for git repo https://github.com/ebbflow-io/ebb-client written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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] b50802e8e2a3add0c594234f13725dc845c54f9c81ef6d2bce40b089bc5f71af
[INFO] running `"docker" "start" "-a" "b50802e8e2a3add0c594234f13725dc845c54f9c81ef6d2bce40b089bc5f71af"`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking ring v0.16.12
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking simplelog v0.7.5
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.9
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.0
[INFO] [stderr]     Checking ebbflow v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.97s
[INFO] running `"docker" "inspect" "b50802e8e2a3add0c594234f13725dc845c54f9c81ef6d2bce40b089bc5f71af"`
[INFO] running `"docker" "rm" "-f" "b50802e8e2a3add0c594234f13725dc845c54f9c81ef6d2bce40b089bc5f71af"`
[INFO] [stdout] b50802e8e2a3add0c594234f13725dc845c54f9c81ef6d2bce40b089bc5f71af