[INFO] updating cached repository joyent/rust-muppet
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/joyent/rust-muppet
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/joyent/rust-muppet" "work/ex/beta-1.37-6/sources/1.36.0/gh/joyent/rust-muppet"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/joyent/rust-muppet'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/joyent/rust-muppet" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/joyent/rust-muppet"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/joyent/rust-muppet'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 13f9909bc0debc0488522f4c5249775ba5e751b7
[INFO] sha for GitHub repo joyent/rust-muppet: 13f9909bc0debc0488522f4c5249775ba5e751b7
[INFO] validating manifest of joyent/rust-muppet on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of joyent/rust-muppet on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing joyent/rust-muppet
[INFO] finished frobbing joyent/rust-muppet
[INFO] frobbed toml for joyent/rust-muppet written to work/ex/beta-1.37-6/sources/1.36.0/gh/joyent/rust-muppet/Cargo.toml
[INFO] started frobbing joyent/rust-muppet
[INFO] finished frobbing joyent/rust-muppet
[INFO] frobbed toml for joyent/rust-muppet written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/joyent/rust-muppet/Cargo.toml
[INFO] crate joyent/rust-muppet already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing joyent/rust-muppet against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/joyent/rust-muppet:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 483b2bc2784ca6ed07a32ef8df307709f3492c3acf5b3ea56e77b5cd9875e1ab
[INFO] running `"docker" "start" "-a" "483b2bc2784ca6ed07a32ef8df307709f3492c3acf5b3ea56e77b5cd9875e1ab"`
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling zookeeper_derive v0.4.0
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling slog-bunyan v2.1.1-pre (https://github.com/kellymclaughlin/bunyan?branch=build-on-smartos#986664e3)
[INFO] [stderr]    Compiling zookeeper v0.5.6
[INFO] [stderr]    Compiling rust-muppet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn get_untrusted_ips(c: &Config) -> Vec<Ipv4Addr> {
[INFO] [stderr]    |                      ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn zookeeper_session(c: &Config, uips: Vec<Ipv4Addr>) -> ZkResult<ZooKeeper> {
[INFO] [stderr]    |                      ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `uips`
[INFO] [stderr]   --> src/main.rs:25:34
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn zookeeper_session(c: &Config, uips: Vec<Ipv4Addr>) -> ZkResult<ZooKeeper> {
[INFO] [stderr]    |                                  ^^^^ help: consider prefixing with an underscore: `_uips`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]   --> src/main.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn start_watch(z: &ZooKeeper, c: &Config) {
[INFO] [stderr]    |                ^ help: consider prefixing with an underscore: `_z`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn start_watch(z: &ZooKeeper, c: &Config) {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.34s
[INFO] running `"docker" "inspect" "483b2bc2784ca6ed07a32ef8df307709f3492c3acf5b3ea56e77b5cd9875e1ab"`
[INFO] running `"docker" "rm" "-f" "483b2bc2784ca6ed07a32ef8df307709f3492c3acf5b3ea56e77b5cd9875e1ab"`
[INFO] [stdout] 483b2bc2784ca6ed07a32ef8df307709f3492c3acf5b3ea56e77b5cd9875e1ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/joyent/rust-muppet:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f7709cce92610eed97e8b064ea33f3e74098afdff8440c94e9d014c957b2706a
[INFO] running `"docker" "start" "-a" "f7709cce92610eed97e8b064ea33f3e74098afdff8440c94e9d014c957b2706a"`
[INFO] [stderr]    Compiling rust-muppet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn get_untrusted_ips(c: &Config) -> Vec<Ipv4Addr> {
[INFO] [stderr]    |                      ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn zookeeper_session(c: &Config, uips: Vec<Ipv4Addr>) -> ZkResult<ZooKeeper> {
[INFO] [stderr]    |                      ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `uips`
[INFO] [stderr]   --> src/main.rs:25:34
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn zookeeper_session(c: &Config, uips: Vec<Ipv4Addr>) -> ZkResult<ZooKeeper> {
[INFO] [stderr]    |                                  ^^^^ help: consider prefixing with an underscore: `_uips`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]   --> src/main.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn start_watch(z: &ZooKeeper, c: &Config) {
[INFO] [stderr]    |                ^ help: consider prefixing with an underscore: `_z`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn start_watch(z: &ZooKeeper, c: &Config) {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "f7709cce92610eed97e8b064ea33f3e74098afdff8440c94e9d014c957b2706a"`
[INFO] running `"docker" "rm" "-f" "f7709cce92610eed97e8b064ea33f3e74098afdff8440c94e9d014c957b2706a"`
[INFO] [stdout] f7709cce92610eed97e8b064ea33f3e74098afdff8440c94e9d014c957b2706a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/joyent/rust-muppet:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 36dee13daccbccefcce3df0c8938c2ae9edee9351b4a2588f36ff127fa5f1362
[INFO] running `"docker" "start" "-a" "36dee13daccbccefcce3df0c8938c2ae9edee9351b4a2588f36ff127fa5f1362"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_muppet-06521934d4541a74
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "36dee13daccbccefcce3df0c8938c2ae9edee9351b4a2588f36ff127fa5f1362"`
[INFO] running `"docker" "rm" "-f" "36dee13daccbccefcce3df0c8938c2ae9edee9351b4a2588f36ff127fa5f1362"`
[INFO] [stdout] 36dee13daccbccefcce3df0c8938c2ae9edee9351b4a2588f36ff127fa5f1362