[INFO] updating cached repository https://github.com/ukcrpb6/zookeeper-registrar
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] dbb0f6d00a54fda37fe4a09c2f68089e2b468250
[INFO] checking ukcrpb6/zookeeper-registrar against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukcrpb6%2Fzookeeper-registrar" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ukcrpb6/zookeeper-registrar on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ukcrpb6/zookeeper-registrar
[INFO] finished tweaking git repo https://github.com/ukcrpb6/zookeeper-registrar
[INFO] tweaked toml for git repo https://github.com/ukcrpb6/zookeeper-registrar written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ukcrpb6/zookeeper-registrar already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cf01a09fc9c4fe580cb29c2ab2e36dad615f7b4a4cc93a3e0b08ab3c21d23399
[INFO] running `"docker" "start" "-a" "cf01a09fc9c4fe580cb29c2ab2e36dad615f7b4a4cc93a3e0b08ab3c21d23399"`
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking termcolor v0.3.5
[INFO] [stderr]     Checking itoa v0.4.0
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking uuid v0.6.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking serde_json v1.0.12
[INFO] [stderr]    Compiling zookeeper_derive v0.3.0
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking env_logger v0.5.6
[INFO] [stderr]    Compiling serde_derive_internals v0.21.0
[INFO] [stderr]     Checking zookeeper v0.4.0
[INFO] [stderr]     Checking ctrlc v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.33
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking zookeeper-registrar v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.19s
[INFO] running `"docker" "inspect" "cf01a09fc9c4fe580cb29c2ab2e36dad615f7b4a4cc93a3e0b08ab3c21d23399"`
[INFO] running `"docker" "rm" "-f" "cf01a09fc9c4fe580cb29c2ab2e36dad615f7b4a4cc93a3e0b08ab3c21d23399"`
[INFO] [stdout] cf01a09fc9c4fe580cb29c2ab2e36dad615f7b4a4cc93a3e0b08ab3c21d23399