[INFO] crate wake-on-lan 0.2.0 is already in cache
[INFO] testing wake-on-lan-0.2.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate wake-on-lan 0.2.0 into work/builds/worker-8/source
[INFO] validating manifest of crates.io crate wake-on-lan 0.2.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wake-on-lan 0.2.0
[INFO] finished tweaking crates.io crate wake-on-lan 0.2.0
[INFO] tweaked toml for crates.io crate wake-on-lan 0.2.0 written to work/builds/worker-8/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ecac7dcc1f063f0af331e376f11794189661d3f407d11d6be62fc3617afbacbc
[INFO] running `"docker" "start" "-a" "ecac7dcc1f063f0af331e376f11794189661d3f407d11d6be62fc3617afbacbc"`
[INFO] [stderr]    Compiling wake-on-lan v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 |             magic_bytes = std::mem::uninitialized();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "ecac7dcc1f063f0af331e376f11794189661d3f407d11d6be62fc3617afbacbc"`
[INFO] running `"docker" "rm" "-f" "ecac7dcc1f063f0af331e376f11794189661d3f407d11d6be62fc3617afbacbc"`
[INFO] [stdout] ecac7dcc1f063f0af331e376f11794189661d3f407d11d6be62fc3617afbacbc
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] f2c98e49292094de0815a69184989e8cb2cfafa1ffed4e44eb848bf16d3fe0cd
[INFO] running `"docker" "start" "-a" "f2c98e49292094de0815a69184989e8cb2cfafa1ffed4e44eb848bf16d3fe0cd"`
[INFO] [stderr]    Compiling wake-on-lan v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 |             magic_bytes = std::mem::uninitialized();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "f2c98e49292094de0815a69184989e8cb2cfafa1ffed4e44eb848bf16d3fe0cd"`
[INFO] running `"docker" "rm" "-f" "f2c98e49292094de0815a69184989e8cb2cfafa1ffed4e44eb848bf16d3fe0cd"`
[INFO] [stdout] f2c98e49292094de0815a69184989e8cb2cfafa1ffed4e44eb848bf16d3fe0cd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 4e58e391d3436fa407085172e28d68b5611ed96aee9e854af4d51347f101807f
[INFO] running `"docker" "start" "-a" "4e58e391d3436fa407085172e28d68b5611ed96aee9e854af4d51347f101807f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wake_on_lan-108e8cc3e965a0ba
[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] [stderr]    Doc-tests wake-on-lan
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 5) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | magic_packet.send()?;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]    = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "4e58e391d3436fa407085172e28d68b5611ed96aee9e854af4d51347f101807f"`
[INFO] running `"docker" "rm" "-f" "4e58e391d3436fa407085172e28d68b5611ed96aee9e854af4d51347f101807f"`
[INFO] [stdout] 4e58e391d3436fa407085172e28d68b5611ed96aee9e854af4d51347f101807f