[INFO] updating cached repository bluejekyll/multicast-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bluejekyll/multicast-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bluejekyll/multicast-example" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bluejekyll/multicast-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bluejekyll/multicast-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bluejekyll/multicast-example" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bluejekyll/multicast-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bluejekyll/multicast-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3ef3be23e6cf0a9c30900ef40d14b52ccf93efe
[INFO] sha for GitHub repo bluejekyll/multicast-example: c3ef3be23e6cf0a9c30900ef40d14b52ccf93efe
[INFO] validating manifest of bluejekyll/multicast-example 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 bluejekyll/multicast-example 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 bluejekyll/multicast-example
[INFO] finished frobbing bluejekyll/multicast-example
[INFO] frobbed toml for bluejekyll/multicast-example written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bluejekyll/multicast-example/Cargo.toml
[INFO] started frobbing bluejekyll/multicast-example
[INFO] finished frobbing bluejekyll/multicast-example
[INFO] frobbed toml for bluejekyll/multicast-example written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bluejekyll/multicast-example/Cargo.toml
[INFO] crate bluejekyll/multicast-example 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] building bluejekyll/multicast-example against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bluejekyll/multicast-example:/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] 44b7080ff37c6cd17f78b1bb537b83764245d304e3b8b6a571c41ca51741e9b7
[INFO] running `"docker" "start" "-a" "44b7080ff37c6cd17f78b1bb537b83764245d304e3b8b6a571c41ca51741e9b7"`
[INFO] [stderr]    Compiling socket2 v0.3.4
[INFO] [stderr]    Compiling multicast-example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "44b7080ff37c6cd17f78b1bb537b83764245d304e3b8b6a571c41ca51741e9b7"`
[INFO] running `"docker" "rm" "-f" "44b7080ff37c6cd17f78b1bb537b83764245d304e3b8b6a571c41ca51741e9b7"`
[INFO] [stdout] 44b7080ff37c6cd17f78b1bb537b83764245d304e3b8b6a571c41ca51741e9b7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bluejekyll/multicast-example:/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] bc9b0065a43d1d5a824738a7c4f6be50e00a677d8b3ad41a354d88e1764f5e94
[INFO] running `"docker" "start" "-a" "bc9b0065a43d1d5a824738a7c4f6be50e00a677d8b3ad41a354d88e1764f5e94"`
[INFO] [stderr]    Compiling multicast-example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "bc9b0065a43d1d5a824738a7c4f6be50e00a677d8b3ad41a354d88e1764f5e94"`
[INFO] running `"docker" "rm" "-f" "bc9b0065a43d1d5a824738a7c4f6be50e00a677d8b3ad41a354d88e1764f5e94"`
[INFO] [stdout] bc9b0065a43d1d5a824738a7c4f6be50e00a677d8b3ad41a354d88e1764f5e94