[INFO] updating cached repository WiSaGaN/muc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/WiSaGaN/muc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/WiSaGaN/muc" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/WiSaGaN/muc"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/WiSaGaN/muc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/WiSaGaN/muc" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/WiSaGaN/muc"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/WiSaGaN/muc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a5085ea63febb16fc4325a2206c625f10019e662
[INFO] sha for GitHub repo WiSaGaN/muc: a5085ea63febb16fc4325a2206c625f10019e662
[INFO] validating manifest of WiSaGaN/muc 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 WiSaGaN/muc 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 WiSaGaN/muc
[INFO] finished frobbing WiSaGaN/muc
[INFO] frobbed toml for WiSaGaN/muc written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/WiSaGaN/muc/Cargo.toml
[INFO] started frobbing WiSaGaN/muc
[INFO] finished frobbing WiSaGaN/muc
[INFO] frobbed toml for WiSaGaN/muc written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/WiSaGaN/muc/Cargo.toml
[INFO] crate WiSaGaN/muc 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 WiSaGaN/muc against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/WiSaGaN/muc:/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] 18c7fe296ef1fd85f044a3b738e7d804c5d5370a5e69341c0f6ac9c045c433b3
[INFO] running `"docker" "start" "-a" "18c7fe296ef1fd85f044a3b738e7d804c5d5370a5e69341c0f6ac9c045c433b3"`
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling muc v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `"docker" "inspect" "18c7fe296ef1fd85f044a3b738e7d804c5d5370a5e69341c0f6ac9c045c433b3"`
[INFO] running `"docker" "rm" "-f" "18c7fe296ef1fd85f044a3b738e7d804c5d5370a5e69341c0f6ac9c045c433b3"`
[INFO] [stdout] 18c7fe296ef1fd85f044a3b738e7d804c5d5370a5e69341c0f6ac9c045c433b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/WiSaGaN/muc:/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] 1dd4a77cb1ade04b63a5d433c97dcdee642a9913839587d396c308a4f02c9e94
[INFO] running `"docker" "start" "-a" "1dd4a77cb1ade04b63a5d433c97dcdee642a9913839587d396c308a4f02c9e94"`
[INFO] [stderr]    Compiling muc v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "1dd4a77cb1ade04b63a5d433c97dcdee642a9913839587d396c308a4f02c9e94"`
[INFO] running `"docker" "rm" "-f" "1dd4a77cb1ade04b63a5d433c97dcdee642a9913839587d396c308a4f02c9e94"`
[INFO] [stdout] 1dd4a77cb1ade04b63a5d433c97dcdee642a9913839587d396c308a4f02c9e94
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/WiSaGaN/muc:/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] 081a4ad9fdda7dadca310cdff8569ae096309f8bd4d2e17850bf17b61655e5cf
[INFO] running `"docker" "start" "-a" "081a4ad9fdda7dadca310cdff8569ae096309f8bd4d2e17850bf17b61655e5cf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/muc-9bd50393178caf2e
[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" "081a4ad9fdda7dadca310cdff8569ae096309f8bd4d2e17850bf17b61655e5cf"`
[INFO] running `"docker" "rm" "-f" "081a4ad9fdda7dadca310cdff8569ae096309f8bd4d2e17850bf17b61655e5cf"`
[INFO] [stdout] 081a4ad9fdda7dadca310cdff8569ae096309f8bd4d2e17850bf17b61655e5cf