[INFO] updating cached repository n-k/dstest
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/n-k/dstest
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/n-k/dstest" "work/ex/beta-1.38-1/sources/1.37.0/gh/n-k/dstest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/n-k/dstest'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/n-k/dstest" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/n-k/dstest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/n-k/dstest'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d74174d6019bf13d8de9a70e45c1b6c2612f06ef
[INFO] sha for GitHub repo n-k/dstest: d74174d6019bf13d8de9a70e45c1b6c2612f06ef
[INFO] validating manifest of n-k/dstest on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of n-k/dstest on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing n-k/dstest
[INFO] finished frobbing n-k/dstest
[INFO] frobbed toml for n-k/dstest written to work/ex/beta-1.38-1/sources/1.37.0/gh/n-k/dstest/Cargo.toml
[INFO] started frobbing n-k/dstest
[INFO] finished frobbing n-k/dstest
[INFO] frobbed toml for n-k/dstest written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/n-k/dstest/Cargo.toml
[INFO] crate n-k/dstest already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing n-k/dstest against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/n-k/dstest:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3a5b717ba5cc70af0bba234eef4283df602d81a7c9a7690d12d737f883758ae4
[INFO] running `"docker" "start" "-a" "3a5b717ba5cc70af0bba234eef4283df602d81a7c9a7690d12d737f883758ae4"`
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stderr]    Compiling url v0.5.10
[INFO] [stderr]    Compiling hyper-native-tls v0.3.0
[INFO] [stderr]    Compiling sct v0.4.0
[INFO] [stderr]    Compiling webpki v0.18.1
[INFO] [stderr]    Compiling yup-oauth2 v1.0.11
[INFO] [stderr]    Compiling rustls v0.13.1
[INFO] [stderr]    Compiling webpki-roots v0.15.0
[INFO] [stderr]    Compiling google-datastore1_beta3 v1.0.8+20181002
[INFO] [stderr]    Compiling hyper-rustls v0.6.2
[INFO] [stderr]    Compiling dstest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.04s
[INFO] running `"docker" "inspect" "3a5b717ba5cc70af0bba234eef4283df602d81a7c9a7690d12d737f883758ae4"`
[INFO] running `"docker" "rm" "-f" "3a5b717ba5cc70af0bba234eef4283df602d81a7c9a7690d12d737f883758ae4"`
[INFO] [stdout] 3a5b717ba5cc70af0bba234eef4283df602d81a7c9a7690d12d737f883758ae4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/n-k/dstest:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 943d98b29b357536cf1f63d25d6e07317a360590730aba7f66aa1c52b1d33317
[INFO] running `"docker" "start" "-a" "943d98b29b357536cf1f63d25d6e07317a360590730aba7f66aa1c52b1d33317"`
[INFO] [stderr]    Compiling dstest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "943d98b29b357536cf1f63d25d6e07317a360590730aba7f66aa1c52b1d33317"`
[INFO] running `"docker" "rm" "-f" "943d98b29b357536cf1f63d25d6e07317a360590730aba7f66aa1c52b1d33317"`
[INFO] [stdout] 943d98b29b357536cf1f63d25d6e07317a360590730aba7f66aa1c52b1d33317
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/n-k/dstest:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 38dfea4a90e454396688f1e9773e95230271d6d154b6db7c3880d78dfb9c470f
[INFO] running `"docker" "start" "-a" "38dfea4a90e454396688f1e9773e95230271d6d154b6db7c3880d78dfb9c470f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dstest-d92fbc9392218aff
[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" "38dfea4a90e454396688f1e9773e95230271d6d154b6db7c3880d78dfb9c470f"`
[INFO] running `"docker" "rm" "-f" "38dfea4a90e454396688f1e9773e95230271d6d154b6db7c3880d78dfb9c470f"`
[INFO] [stdout] 38dfea4a90e454396688f1e9773e95230271d6d154b6db7c3880d78dfb9c470f