[INFO] updating cached repository ferruccio/fast
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ferruccio/fast
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ferruccio/fast" "work/ex/beta-1.37-6/sources/1.36.0/gh/ferruccio/fast"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ferruccio/fast'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ferruccio/fast" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ferruccio/fast"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ferruccio/fast'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c83006056a8f69b3897f52b218a0d2ed35868de3
[INFO] sha for GitHub repo ferruccio/fast: c83006056a8f69b3897f52b218a0d2ed35868de3
[INFO] validating manifest of ferruccio/fast 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 ferruccio/fast 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 ferruccio/fast
[INFO] finished frobbing ferruccio/fast
[INFO] frobbed toml for ferruccio/fast written to work/ex/beta-1.37-6/sources/1.36.0/gh/ferruccio/fast/Cargo.toml
[INFO] started frobbing ferruccio/fast
[INFO] finished frobbing ferruccio/fast
[INFO] frobbed toml for ferruccio/fast written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ferruccio/fast/Cargo.toml
[INFO] crate ferruccio/fast 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 ferruccio/fast against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ferruccio/fast:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 2cbf4c32e38c17da6b8e1f177e66f470727ca98313f42985c14cb595fcc5078a
[INFO] running `"docker" "start" "-a" "2cbf4c32e38c17da6b8e1f177e66f470727ca98313f42985c14cb595fcc5078a"`
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling rusoto_core v0.35.0
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling http v0.1.13
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling hyper v0.12.14
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling rusoto_credential v0.14.0
[INFO] [stderr]    Compiling rusoto_sts v0.35.0
[INFO] [stderr]    Compiling fast v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `"docker" "inspect" "2cbf4c32e38c17da6b8e1f177e66f470727ca98313f42985c14cb595fcc5078a"`
[INFO] running `"docker" "rm" "-f" "2cbf4c32e38c17da6b8e1f177e66f470727ca98313f42985c14cb595fcc5078a"`
[INFO] [stdout] 2cbf4c32e38c17da6b8e1f177e66f470727ca98313f42985c14cb595fcc5078a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ferruccio/fast:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fbe92b81d8ae29bb89b134fd1983e45ef172bf59025c169f3d34ad6473f66307
[INFO] running `"docker" "start" "-a" "fbe92b81d8ae29bb89b134fd1983e45ef172bf59025c169f3d34ad6473f66307"`
[INFO] [stderr]    Compiling fast v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `"docker" "inspect" "fbe92b81d8ae29bb89b134fd1983e45ef172bf59025c169f3d34ad6473f66307"`
[INFO] running `"docker" "rm" "-f" "fbe92b81d8ae29bb89b134fd1983e45ef172bf59025c169f3d34ad6473f66307"`
[INFO] [stdout] fbe92b81d8ae29bb89b134fd1983e45ef172bf59025c169f3d34ad6473f66307
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ferruccio/fast:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 86579eb5bfd5c1270f3f4320e019914a7f6e57d6b8148e72f88aedf053570d9c
[INFO] running `"docker" "start" "-a" "86579eb5bfd5c1270f3f4320e019914a7f6e57d6b8148e72f88aedf053570d9c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fast-a029fce755e38c10
[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" "86579eb5bfd5c1270f3f4320e019914a7f6e57d6b8148e72f88aedf053570d9c"`
[INFO] running `"docker" "rm" "-f" "86579eb5bfd5c1270f3f4320e019914a7f6e57d6b8148e72f88aedf053570d9c"`
[INFO] [stdout] 86579eb5bfd5c1270f3f4320e019914a7f6e57d6b8148e72f88aedf053570d9c