[INFO] updating cached repository DaveLancaster/wol_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DaveLancaster/wol_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DaveLancaster/wol_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/DaveLancaster/wol_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DaveLancaster/wol_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DaveLancaster/wol_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaveLancaster/wol_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaveLancaster/wol_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 33c26b9207651ceff7de8ca6ba76002dc903cfb0
[INFO] sha for GitHub repo DaveLancaster/wol_rust: 33c26b9207651ceff7de8ca6ba76002dc903cfb0
[INFO] validating manifest of DaveLancaster/wol_rust 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 DaveLancaster/wol_rust 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 DaveLancaster/wol_rust
[INFO] finished frobbing DaveLancaster/wol_rust
[INFO] frobbed toml for DaveLancaster/wol_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/DaveLancaster/wol_rust/Cargo.toml
[INFO] started frobbing DaveLancaster/wol_rust
[INFO] finished frobbing DaveLancaster/wol_rust
[INFO] frobbed toml for DaveLancaster/wol_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaveLancaster/wol_rust/Cargo.toml
[INFO] crate DaveLancaster/wol_rust 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 DaveLancaster/wol_rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaveLancaster/wol_rust:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 0ae90ad21279fff0a090d36328fdc387f65c953f2c39ef242eb281295f37cc2d
[INFO] running `"docker" "start" "-a" "0ae90ad21279fff0a090d36328fdc387f65c953f2c39ef242eb281295f37cc2d"`
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling getopts v0.2.15
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.15/src/lib.rs:1033:33
[INFO] [stderr]      |
[INFO] [stderr] 978  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 982  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1033 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1034 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]      |         ------- borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling wol v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:129:72
[INFO] [stderr]     |
[INFO] [stderr] 129 |     pub fn send_packet(p: &[u8], r: &SocketAddrV4) -> Result<bool, Box<Error>> {
[INFO] [stderr]     |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `"docker" "inspect" "0ae90ad21279fff0a090d36328fdc387f65c953f2c39ef242eb281295f37cc2d"`
[INFO] running `"docker" "rm" "-f" "0ae90ad21279fff0a090d36328fdc387f65c953f2c39ef242eb281295f37cc2d"`
[INFO] [stdout] 0ae90ad21279fff0a090d36328fdc387f65c953f2c39ef242eb281295f37cc2d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaveLancaster/wol_rust:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1242a4b23249d0229c4b47dc2f64984dc5fb903d2c1d4915ea879a32cfd28c97
[INFO] running `"docker" "start" "-a" "1242a4b23249d0229c4b47dc2f64984dc5fb903d2c1d4915ea879a32cfd28c97"`
[INFO] [stderr]    Compiling wol v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:129:72
[INFO] [stderr]     |
[INFO] [stderr] 129 |     pub fn send_packet(p: &[u8], r: &SocketAddrV4) -> Result<bool, Box<Error>> {
[INFO] [stderr]     |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "1242a4b23249d0229c4b47dc2f64984dc5fb903d2c1d4915ea879a32cfd28c97"`
[INFO] running `"docker" "rm" "-f" "1242a4b23249d0229c4b47dc2f64984dc5fb903d2c1d4915ea879a32cfd28c97"`
[INFO] [stdout] 1242a4b23249d0229c4b47dc2f64984dc5fb903d2c1d4915ea879a32cfd28c97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaveLancaster/wol_rust:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 53c028bcaa574afdc8d430845aaf636465d9ddea72aa92356587a188dd8bcd32
[INFO] running `"docker" "start" "-a" "53c028bcaa574afdc8d430845aaf636465d9ddea72aa92356587a188dd8bcd32"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wol-1e0a76ec422c7e2d
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test wol::test::return_error_for_invalid_mac ... ok
[INFO] [stdout] test wol::test::can_send_packet_loopback ... ok
[INFO] [stdout] test wol::test::can_parse_valid_mac ... ok
[INFO] [stdout] test wol::test::can_build_magic_packet ... 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" "53c028bcaa574afdc8d430845aaf636465d9ddea72aa92356587a188dd8bcd32"`
[INFO] running `"docker" "rm" "-f" "53c028bcaa574afdc8d430845aaf636465d9ddea72aa92356587a188dd8bcd32"`
[INFO] [stdout] 53c028bcaa574afdc8d430845aaf636465d9ddea72aa92356587a188dd8bcd32