[INFO] updating cached repository yuezato/frugalos_experi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yuezato/frugalos_experi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yuezato/frugalos_experi" "work/ex/beta-1.37-6/sources/1.36.0/gh/yuezato/frugalos_experi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/yuezato/frugalos_experi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yuezato/frugalos_experi" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yuezato/frugalos_experi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yuezato/frugalos_experi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2ab537dc6a32a0741c8faf9296ae793e44adeab
[INFO] sha for GitHub repo yuezato/frugalos_experi: e2ab537dc6a32a0741c8faf9296ae793e44adeab
[INFO] validating manifest of yuezato/frugalos_experi 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 yuezato/frugalos_experi 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 yuezato/frugalos_experi
[INFO] finished frobbing yuezato/frugalos_experi
[INFO] frobbed toml for yuezato/frugalos_experi written to work/ex/beta-1.37-6/sources/1.36.0/gh/yuezato/frugalos_experi/Cargo.toml
[INFO] started frobbing yuezato/frugalos_experi
[INFO] finished frobbing yuezato/frugalos_experi
[INFO] frobbed toml for yuezato/frugalos_experi written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yuezato/frugalos_experi/Cargo.toml
[INFO] crate yuezato/frugalos_experi 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 yuezato/frugalos_experi 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-3/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/yuezato/frugalos_experi:/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] 622dab0683e60b768ebc0a41406a1686749df70de1bb1a84c4b2686d73dbcde9
[INFO] running `"docker" "start" "-a" "622dab0683e60b768ebc0a41406a1686749df70de1bb1a84c4b2686d73dbcde9"`
[INFO] [stderr]    Compiling nbchan v0.1.3
[INFO] [stderr]    Compiling splay_tree v0.2.10
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling fibers v0.1.12
[INFO] [stderr]    Compiling mpsc_use v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.27s
[INFO] running `"docker" "inspect" "622dab0683e60b768ebc0a41406a1686749df70de1bb1a84c4b2686d73dbcde9"`
[INFO] running `"docker" "rm" "-f" "622dab0683e60b768ebc0a41406a1686749df70de1bb1a84c4b2686d73dbcde9"`
[INFO] [stdout] 622dab0683e60b768ebc0a41406a1686749df70de1bb1a84c4b2686d73dbcde9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/yuezato/frugalos_experi:/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] 93e74a22d33ebd487670f863981e3088e2bdf251f40192d7b79ffdf44f3fde57
[INFO] running `"docker" "start" "-a" "93e74a22d33ebd487670f863981e3088e2bdf251f40192d7b79ffdf44f3fde57"`
[INFO] [stderr]    Compiling mpsc_use v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "93e74a22d33ebd487670f863981e3088e2bdf251f40192d7b79ffdf44f3fde57"`
[INFO] running `"docker" "rm" "-f" "93e74a22d33ebd487670f863981e3088e2bdf251f40192d7b79ffdf44f3fde57"`
[INFO] [stdout] 93e74a22d33ebd487670f863981e3088e2bdf251f40192d7b79ffdf44f3fde57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/yuezato/frugalos_experi:/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] 1bb5325ba1eb572a4b174970aadbf1d7566c8b49979298ed33f1ca5cc0542fbd
[INFO] running `"docker" "start" "-a" "1bb5325ba1eb572a4b174970aadbf1d7566c8b49979298ed33f1ca5cc0542fbd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mpsc_use-9a23e1c1497c6033
[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]      Running /opt/crater/target/debug/deps/mpsc_use-a7103da8e8945648
[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 mpsc_use
[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" "1bb5325ba1eb572a4b174970aadbf1d7566c8b49979298ed33f1ca5cc0542fbd"`
[INFO] running `"docker" "rm" "-f" "1bb5325ba1eb572a4b174970aadbf1d7566c8b49979298ed33f1ca5cc0542fbd"`
[INFO] [stdout] 1bb5325ba1eb572a4b174970aadbf1d7566c8b49979298ed33f1ca5cc0542fbd