[INFO] fetching crate dns-lookup 1.0.0...
[INFO] extracting crate dns-lookup 1.0.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dns-lookup/1.0.0
[INFO] extracting crate dns-lookup 1.0.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dns-lookup/1.0.0
[INFO] validating manifest of dns-lookup-1.0.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dns-lookup-1.0.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dns-lookup-1.0.0
[INFO] finished frobbing dns-lookup-1.0.0
[INFO] frobbed toml for dns-lookup-1.0.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dns-lookup/1.0.0/Cargo.toml
[INFO] started frobbing dns-lookup-1.0.0
[INFO] finished frobbing dns-lookup-1.0.0
[INFO] frobbed toml for dns-lookup-1.0.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dns-lookup/1.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dns-lookup-1.0.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dns-lookup/1.0.0:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 55993bea781258d2b8ccfbb0f14b0dda0ef17ce0bca04dca407f0977085b52dd
[INFO] running `"docker" "start" "-a" "55993bea781258d2b8ccfbb0f14b0dda0ef17ce0bca04dca407f0977085b52dd"`
[INFO] [stderr]    Compiling dns-lookup v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]   --> src/lookup.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         use libc;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:81:14
[INFO] [stderr]    |
[INFO] [stderr] 81 | #[cfg(unix)] extern crate libc;
[INFO] [stderr]    |              ------------------ the item `libc` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]   --> src/lookup.rs:56:11
[INFO] [stderr]    |
[INFO] [stderr] 56 |       use libc;
[INFO] [stderr]    |           ^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:81:14
[INFO] [stderr]    |
[INFO] [stderr] 81 | #[cfg(unix)] extern crate libc;
[INFO] [stderr]    |              ------------------ the item `libc` is already imported here
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "55993bea781258d2b8ccfbb0f14b0dda0ef17ce0bca04dca407f0977085b52dd"`
[INFO] running `"docker" "rm" "-f" "55993bea781258d2b8ccfbb0f14b0dda0ef17ce0bca04dca407f0977085b52dd"`
[INFO] [stdout] 55993bea781258d2b8ccfbb0f14b0dda0ef17ce0bca04dca407f0977085b52dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dns-lookup/1.0.0:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 593f1845a0ee75357f086448ae2ded8044ff9c9badaf8e08e76e1cdac134d808
[INFO] running `"docker" "start" "-a" "593f1845a0ee75357f086448ae2ded8044ff9c9badaf8e08e76e1cdac134d808"`
[INFO] [stderr]    Compiling dns-lookup v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]   --> src/lookup.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         use libc;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:81:14
[INFO] [stderr]    |
[INFO] [stderr] 81 | #[cfg(unix)] extern crate libc;
[INFO] [stderr]    |              ------------------ the item `libc` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]   --> src/lookup.rs:56:11
[INFO] [stderr]    |
[INFO] [stderr] 56 |       use libc;
[INFO] [stderr]    |           ^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:81:14
[INFO] [stderr]    |
[INFO] [stderr] 81 | #[cfg(unix)] extern crate libc;
[INFO] [stderr]    |              ------------------ the item `libc` is already imported here
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "593f1845a0ee75357f086448ae2ded8044ff9c9badaf8e08e76e1cdac134d808"`
[INFO] running `"docker" "rm" "-f" "593f1845a0ee75357f086448ae2ded8044ff9c9badaf8e08e76e1cdac134d808"`
[INFO] [stdout] 593f1845a0ee75357f086448ae2ded8044ff9c9badaf8e08e76e1cdac134d808
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dns-lookup/1.0.0:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 1cf189488becaa973526cc4e46b6a11d1b20fa6b7661a2f7d6d6cdf62f64d29d
[INFO] running `"docker" "start" "-a" "1cf189488becaa973526cc4e46b6a11d1b20fa6b7661a2f7d6d6cdf62f64d29d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dns_lookup-4483387c5d240c9e
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test hostname::test_get_hostname ... ok
[INFO] [stdout] test lookup::test_localhost ... ok
[INFO] [stdout] test nameinfo::test_getnameinfo ... ok
[INFO] [stdout] test lookup::test_rev_localhost ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dns-lookup
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs -  (line 27) ... ok
[INFO] [stdout] test src/lib.rs -  (line 61) ... ok
[INFO] [stdout] test src/lib.rs -  (line 37) ... ok
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1cf189488becaa973526cc4e46b6a11d1b20fa6b7661a2f7d6d6cdf62f64d29d"`
[INFO] running `"docker" "rm" "-f" "1cf189488becaa973526cc4e46b6a11d1b20fa6b7661a2f7d6d6cdf62f64d29d"`
[INFO] [stdout] 1cf189488becaa973526cc4e46b6a11d1b20fa6b7661a2f7d6d6cdf62f64d29d