[INFO] cloning repository https://github.com/ukcrpb6/zookeeper-registrar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ukcrpb6/zookeeper-registrar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukcrpb6%2Fzookeeper-registrar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukcrpb6%2Fzookeeper-registrar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dbb0f6d00a54fda37fe4a09c2f68089e2b468250
[INFO] checking ukcrpb6/zookeeper-registrar against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukcrpb6%2Fzookeeper-registrar" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ukcrpb6/zookeeper-registrar on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ukcrpb6/zookeeper-registrar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 552dcca89fa3f9879ce64866e40df20e23f4b5aa26393ce6c28662ddf37be536
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "552dcca89fa3f9879ce64866e40df20e23f4b5aa26393ce6c28662ddf37be536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "552dcca89fa3f9879ce64866e40df20e23f4b5aa26393ce6c28662ddf37be536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552dcca89fa3f9879ce64866e40df20e23f4b5aa26393ce6c28662ddf37be536", kill_on_drop: false }`
[INFO] [stdout] 552dcca89fa3f9879ce64866e40df20e23f4b5aa26393ce6c28662ddf37be536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 902d5b7b878d592faa63d00923f3d2ffb4ea3cf790b8c258ad45c4c9c79401e4
[INFO] running `Command { std: "docker" "start" "-a" "902d5b7b878d592faa63d00923f3d2ffb4ea3cf790b8c258ad45c4c9c79401e4", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking serde v1.0.33
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.4.0
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking termcolor v0.3.5
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling zookeeper_derive v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.5.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking uuid v0.6.1
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking regex v0.2.10
[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 serde_json v1.0.12
[INFO] [stderr]     Checking env_logger v0.5.6
[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 45.50s
[INFO] running `Command { std: "docker" "inspect" "902d5b7b878d592faa63d00923f3d2ffb4ea3cf790b8c258ad45c4c9c79401e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902d5b7b878d592faa63d00923f3d2ffb4ea3cf790b8c258ad45c4c9c79401e4", kill_on_drop: false }`
[INFO] [stdout] 902d5b7b878d592faa63d00923f3d2ffb4ea3cf790b8c258ad45c4c9c79401e4