[INFO] crate etcdv3client 0.1.0-beta.4 is already in cache
[INFO] checking etcdv3client-0.1.0-beta.4 against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087
[INFO] extracting crate etcdv3client 0.1.0-beta.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate etcdv3client 0.1.0-beta.4 on toolchain d939f708d960161d23b964309ba68ff207fc0ead
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate etcdv3client 0.1.0-beta.4
[INFO] finished tweaking crates.io crate etcdv3client 0.1.0-beta.4
[INFO] tweaked toml for crates.io crate etcdv3client 0.1.0-beta.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate etcdv3client 0.1.0-beta.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+d939f708d960161d23b964309ba68ff207fc0ead" "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] 0a2702b8b086ad2ce56ae1427412fed4b165aee719a6ca6deab27925cfc47575
[INFO] running `"docker" "start" "-a" "0a2702b8b086ad2ce56ae1427412fed4b165aee719a6ca6deab27925cfc47575"`
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling etcdv3client v0.1.0-beta.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking ring v0.16.11
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.10
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tower-util v0.3.0
[INFO] [stderr]     Checking tracing v0.1.12
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking tracing-futures v0.2.1
[INFO] [stderr]     Checking thiserror v1.0.10
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tower-ready-cache v0.3.0
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]     Checking tower-limit v0.3.0
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tokio-rustls v0.12.2
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking tonic v0.1.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.78s
[INFO] running `"docker" "inspect" "0a2702b8b086ad2ce56ae1427412fed4b165aee719a6ca6deab27925cfc47575"`
[INFO] running `"docker" "rm" "-f" "0a2702b8b086ad2ce56ae1427412fed4b165aee719a6ca6deab27925cfc47575"`
[INFO] [stdout] 0a2702b8b086ad2ce56ae1427412fed4b165aee719a6ca6deab27925cfc47575