[INFO] updating cached repository mtharrison/mio-echo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mtharrison/mio-echo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mtharrison/mio-echo" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/mtharrison/mio-echo"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/mtharrison/mio-echo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mtharrison/mio-echo" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mtharrison/mio-echo"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mtharrison/mio-echo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dc050d8e9fdecd873566bc577bca35376536cdbf
[INFO] sha for GitHub repo mtharrison/mio-echo: dc050d8e9fdecd873566bc577bca35376536cdbf
[INFO] validating manifest of mtharrison/mio-echo 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 mtharrison/mio-echo 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 mtharrison/mio-echo
[INFO] finished frobbing mtharrison/mio-echo
[INFO] frobbed toml for mtharrison/mio-echo written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/mtharrison/mio-echo/Cargo.toml
[INFO] started frobbing mtharrison/mio-echo
[INFO] finished frobbing mtharrison/mio-echo
[INFO] frobbed toml for mtharrison/mio-echo written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mtharrison/mio-echo/Cargo.toml
[INFO] crate mtharrison/mio-echo 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 mtharrison/mio-echo against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mtharrison/mio-echo:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 1eea9f2966b05ff1375a856267b3f6cbd59b087c37baca60847f6cb2a91f2d1b
[INFO] running `"docker" "start" "-a" "1eea9f2966b05ff1375a856267b3f6cbd59b087c37baca60847f6cb2a91f2d1b"`
[INFO] [stderr]    Compiling mio-echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "1eea9f2966b05ff1375a856267b3f6cbd59b087c37baca60847f6cb2a91f2d1b"`
[INFO] running `"docker" "rm" "-f" "1eea9f2966b05ff1375a856267b3f6cbd59b087c37baca60847f6cb2a91f2d1b"`
[INFO] [stdout] 1eea9f2966b05ff1375a856267b3f6cbd59b087c37baca60847f6cb2a91f2d1b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mtharrison/mio-echo:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7841660f401d3336e33cca809bfc1de5d5c0c7b8848c9a87a7be917a4ca65dbb
[INFO] running `"docker" "start" "-a" "7841660f401d3336e33cca809bfc1de5d5c0c7b8848c9a87a7be917a4ca65dbb"`
[INFO] [stderr]    Compiling mio-echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "7841660f401d3336e33cca809bfc1de5d5c0c7b8848c9a87a7be917a4ca65dbb"`
[INFO] running `"docker" "rm" "-f" "7841660f401d3336e33cca809bfc1de5d5c0c7b8848c9a87a7be917a4ca65dbb"`
[INFO] [stdout] 7841660f401d3336e33cca809bfc1de5d5c0c7b8848c9a87a7be917a4ca65dbb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mtharrison/mio-echo:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 1532eacd2f7189107ccff5eddf9b4a268e3bf10de5c407e76b1ed7fd239e859c
[INFO] running `"docker" "start" "-a" "1532eacd2f7189107ccff5eddf9b4a268e3bf10de5c407e76b1ed7fd239e859c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mio_echo-020757853ee61b36
[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" "1532eacd2f7189107ccff5eddf9b4a268e3bf10de5c407e76b1ed7fd239e859c"`
[INFO] running `"docker" "rm" "-f" "1532eacd2f7189107ccff5eddf9b4a268e3bf10de5c407e76b1ed7fd239e859c"`
[INFO] [stdout] 1532eacd2f7189107ccff5eddf9b4a268e3bf10de5c407e76b1ed7fd239e859c