[INFO] updating cached repository https://github.com/wayslog/statsd-rs
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5003d9c78d0f9c9a971f0c0f0036f8fb99fd1144
[INFO] testing wayslog/statsd-rs against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwayslog%2Fstatsd-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wayslog/statsd-rs on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wayslog/statsd-rs
[INFO] finished tweaking git repo https://github.com/wayslog/statsd-rs
[INFO] tweaked toml for git repo https://github.com/wayslog/statsd-rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/wayslog/statsd-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", 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] fe0af2196eab7155dcae71145d081fa78bd7441fee362a41ad8269b03700b7aa
[INFO] running `Command { std: "docker" "start" "-a" "fe0af2196eab7155dcae71145d081fa78bd7441fee362a41ad8269b03700b7aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe0af2196eab7155dcae71145d081fa78bd7441fee362a41ad8269b03700b7aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0af2196eab7155dcae71145d081fa78bd7441fee362a41ad8269b03700b7aa", kill_on_drop: false }`
[INFO] [stdout] fe0af2196eab7155dcae71145d081fa78bd7441fee362a41ad8269b03700b7aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc9782be8ab7fd40ee351d0a158f516a4245ec000a7cc86361db709f90e5864f
[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" "dc9782be8ab7fd40ee351d0a158f516a4245ec000a7cc86361db709f90e5864f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.1
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling num_cpus v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling net2 v0.2.29
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]    Compiling mio v0.6.9
[INFO] [stderr]    Compiling tokio-io v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.8
[INFO] [stderr]    Compiling tokio-core v0.1.8
[INFO] [stderr]    Compiling statsd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:132:1
[INFO] [stdout]     |
[INFO] [stdout] 132 | / lazy_static! {
[INFO] [stdout] 133 | |     pub static ref CONFIG: Config  = {
[INFO] [stdout] 134 | |         let pth = get_cfg_path();
[INFO] [stdout] 135 | |         let config = Config::load(&pth);
[INFO] [stdout] ...   |
[INFO] [stdout] 138 | |     };
[INFO] [stdout] 139 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:132:1
[INFO] [stdout]     |
[INFO] [stdout] 132 | / lazy_static! {
[INFO] [stdout] 133 | |     pub static ref CONFIG: Config  = {
[INFO] [stdout] 134 | |         let pth = get_cfg_path();
[INFO] [stdout] 135 | |         let config = Config::load(&pth);
[INFO] [stdout] ...   |
[INFO] [stdout] 138 | |     };
[INFO] [stdout] 139 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `statsd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "dc9782be8ab7fd40ee351d0a158f516a4245ec000a7cc86361db709f90e5864f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9782be8ab7fd40ee351d0a158f516a4245ec000a7cc86361db709f90e5864f", kill_on_drop: false }`
[INFO] [stdout] dc9782be8ab7fd40ee351d0a158f516a4245ec000a7cc86361db709f90e5864f