[INFO] fetching crate etcdv3client 0.1.0-beta.3...
[INFO] checking etcdv3client-0.1.0-beta.3 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate etcdv3client 0.1.0-beta.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate etcdv3client 0.1.0-beta.3 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate etcdv3client 0.1.0-beta.3
[INFO] finished tweaking crates.io crate etcdv3client 0.1.0-beta.3
[INFO] tweaked toml for crates.io crate etcdv3client 0.1.0-beta.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate etcdv3client 0.1.0-beta.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] 6c95e948012f219938e1bdcc334242d3be1227e92060493861f1d33d4563b894
[INFO] running `"docker" "start" "-a" "6c95e948012f219938e1bdcc334242d3be1227e92060493861f1d33d4563b894"`
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling etcdv3client v0.1.0-beta.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling async-stream-impl v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking async-stream v0.2.0
[INFO] [stderr]     Checking tracing v0.1.12
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-util v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking tracing-futures v0.2.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tower-limit v0.3.0
[INFO] [stderr]     Checking tower-ready-cache v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]     Checking tokio-rustls v0.12.2
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking tower v0.3.0
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking tonic v0.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `"docker" "inspect" "6c95e948012f219938e1bdcc334242d3be1227e92060493861f1d33d4563b894"`
[INFO] running `"docker" "rm" "-f" "6c95e948012f219938e1bdcc334242d3be1227e92060493861f1d33d4563b894"`
[INFO] [stdout] 6c95e948012f219938e1bdcc334242d3be1227e92060493861f1d33d4563b894