[INFO] updating cached repository caldwell/http-log-to-statsd
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/caldwell/http-log-to-statsd
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/caldwell/http-log-to-statsd" "work/ex/beta-1.38-1/sources/1.37.0/gh/caldwell/http-log-to-statsd"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/caldwell/http-log-to-statsd'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/caldwell/http-log-to-statsd" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/caldwell/http-log-to-statsd"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/caldwell/http-log-to-statsd'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] edfe746898eb08df083bbe37790808df39c3d165
[INFO] sha for GitHub repo caldwell/http-log-to-statsd: edfe746898eb08df083bbe37790808df39c3d165
[INFO] validating manifest of caldwell/http-log-to-statsd on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of caldwell/http-log-to-statsd on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing caldwell/http-log-to-statsd
[INFO] finished frobbing caldwell/http-log-to-statsd
[INFO] frobbed toml for caldwell/http-log-to-statsd written to work/ex/beta-1.38-1/sources/1.37.0/gh/caldwell/http-log-to-statsd/Cargo.toml
[INFO] started frobbing caldwell/http-log-to-statsd
[INFO] finished frobbing caldwell/http-log-to-statsd
[INFO] frobbed toml for caldwell/http-log-to-statsd written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/caldwell/http-log-to-statsd/Cargo.toml
[INFO] crate caldwell/http-log-to-statsd already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing caldwell/http-log-to-statsd against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/caldwell/http-log-to-statsd:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f780ab211b480c25058bb14d817f650389871c147a9fe24ccdee1086927fa8bc
[INFO] running `"docker" "start" "-a" "f780ab211b480c25058bb14d817f650389871c147a9fe24ccdee1086927fa8bc"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]    Compiling cadence v0.8.2
[INFO] [stderr]    Compiling http-log-to-statsd v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> http-log-to-statsd.rs:124:36
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 let (pred, ifcase, mut elsecase) = (x[0], x[1], if x.len() == 3 {x[2]} else {""});
[INFO] [stderr]     |                                    ----^^^^^^^^
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.74s
[INFO] running `"docker" "inspect" "f780ab211b480c25058bb14d817f650389871c147a9fe24ccdee1086927fa8bc"`
[INFO] running `"docker" "rm" "-f" "f780ab211b480c25058bb14d817f650389871c147a9fe24ccdee1086927fa8bc"`
[INFO] [stdout] f780ab211b480c25058bb14d817f650389871c147a9fe24ccdee1086927fa8bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/caldwell/http-log-to-statsd:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a66686d4fa0594aa933bf3f73da52ea2b57ee6bc6e531403126c3a6288df9317
[INFO] running `"docker" "start" "-a" "a66686d4fa0594aa933bf3f73da52ea2b57ee6bc6e531403126c3a6288df9317"`
[INFO] [stderr]    Compiling http-log-to-statsd v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> http-log-to-statsd.rs:124:36
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 let (pred, ifcase, mut elsecase) = (x[0], x[1], if x.len() == 3 {x[2]} else {""});
[INFO] [stderr]     |                                    ----^^^^^^^^
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `"docker" "inspect" "a66686d4fa0594aa933bf3f73da52ea2b57ee6bc6e531403126c3a6288df9317"`
[INFO] running `"docker" "rm" "-f" "a66686d4fa0594aa933bf3f73da52ea2b57ee6bc6e531403126c3a6288df9317"`
[INFO] [stdout] a66686d4fa0594aa933bf3f73da52ea2b57ee6bc6e531403126c3a6288df9317
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/caldwell/http-log-to-statsd:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] eb37bb3074041d52870f07e8d1c4dd1ad7ffd82078eb104a888dca3dffbbf872
[INFO] running `"docker" "start" "-a" "eb37bb3074041d52870f07e8d1c4dd1ad7ffd82078eb104a888dca3dffbbf872"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/http_log_to_statsd-1d550adb9c4d42c2
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::if_numeric_equal ... ok
[INFO] [stdout] test tests::count ... ok
[INFO] [stdout] test tests::if_then_else ... ok
[INFO] [stdout] test tests::if_strings ... ok
[INFO] [stdout] test tests::avg ... ok
[INFO] [stdout] test tests::parse_state ... ok
[INFO] [stdout] test tests::incr_xx ... ok
[INFO] [stdout] test tests::incr ... ok
[INFO] [stdout] test tests::suffix ... ok
[INFO] [stdout] test tests::syslog_gunk ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "eb37bb3074041d52870f07e8d1c4dd1ad7ffd82078eb104a888dca3dffbbf872"`
[INFO] running `"docker" "rm" "-f" "eb37bb3074041d52870f07e8d1c4dd1ad7ffd82078eb104a888dca3dffbbf872"`
[INFO] [stdout] eb37bb3074041d52870f07e8d1c4dd1ad7ffd82078eb104a888dca3dffbbf872