[INFO] updating cached repository estk/dial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/estk/dial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/estk/dial" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/estk/dial"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/estk/dial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/estk/dial" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/estk/dial"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/estk/dial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b280ce508d6898fcff1326a48220f6774c3716d6
[INFO] sha for GitHub repo estk/dial: b280ce508d6898fcff1326a48220f6774c3716d6
[INFO] validating manifest of estk/dial on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of estk/dial on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing estk/dial
[INFO] finished frobbing estk/dial
[INFO] frobbed toml for estk/dial written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/estk/dial/Cargo.toml
[INFO] started frobbing estk/dial
[INFO] finished frobbing estk/dial
[INFO] frobbed toml for estk/dial written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/estk/dial/Cargo.toml
[INFO] crate estk/dial has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing estk/dial against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/estk/dial:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 33584dc2aaa04d033af0dd2949b9ff611647057d55625b7a2bd6fda3e8d19d9c
[INFO] running `"docker" "start" "-a" "33584dc2aaa04d033af0dd2949b9ff611647057d55625b7a2bd6fda3e8d19d9c"`
[INFO] [stderr]    Compiling socket2 v0.3.5
[INFO] [stderr]    Compiling hostname v0.1.4
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling resolv-conf v0.6.0
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling trust-dns-proto v0.4.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.9.0
[INFO] [stderr]    Compiling dial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `v6_rx`
[INFO] [stderr]    --> src/main.rs:101:21
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let (v6_tx, v6_rx) = mpsc::channel::<IpAddr>(1);
[INFO] [stderr]     |                     ^^^^^ help: consider prefixing with an underscore: `_v6_rx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.20s
[INFO] running `"docker" "inspect" "33584dc2aaa04d033af0dd2949b9ff611647057d55625b7a2bd6fda3e8d19d9c"`
[INFO] running `"docker" "rm" "-f" "33584dc2aaa04d033af0dd2949b9ff611647057d55625b7a2bd6fda3e8d19d9c"`
[INFO] [stdout] 33584dc2aaa04d033af0dd2949b9ff611647057d55625b7a2bd6fda3e8d19d9c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/estk/dial:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 63a339f387161c5e2f199f83bd0342d845456e419798154161d783b866bd6754
[INFO] running `"docker" "start" "-a" "63a339f387161c5e2f199f83bd0342d845456e419798154161d783b866bd6754"`
[INFO] [stderr]    Compiling dial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `v6_rx`
[INFO] [stderr]    --> src/main.rs:101:21
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let (v6_tx, v6_rx) = mpsc::channel::<IpAddr>(1);
[INFO] [stderr]     |                     ^^^^^ help: consider prefixing with an underscore: `_v6_rx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "63a339f387161c5e2f199f83bd0342d845456e419798154161d783b866bd6754"`
[INFO] running `"docker" "rm" "-f" "63a339f387161c5e2f199f83bd0342d845456e419798154161d783b866bd6754"`
[INFO] [stdout] 63a339f387161c5e2f199f83bd0342d845456e419798154161d783b866bd6754
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/estk/dial:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 702bc9da452ec5a2196decc4f04963145434f64a0ee0840d79b8a756b93c2548
[INFO] running `"docker" "start" "-a" "702bc9da452ec5a2196decc4f04963145434f64a0ee0840d79b8a756b93c2548"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dial-0e32adfe4a658638
[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" "702bc9da452ec5a2196decc4f04963145434f64a0ee0840d79b8a756b93c2548"`
[INFO] running `"docker" "rm" "-f" "702bc9da452ec5a2196decc4f04963145434f64a0ee0840d79b8a756b93c2548"`
[INFO] [stdout] 702bc9da452ec5a2196decc4f04963145434f64a0ee0840d79b8a756b93c2548