[INFO] updating cached repository parasyte/whispers-futures
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/parasyte/whispers-futures
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/parasyte/whispers-futures" "work/ex/beta-1.38-1/sources/1.37.0/gh/parasyte/whispers-futures"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/parasyte/whispers-futures'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/parasyte/whispers-futures" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/parasyte/whispers-futures"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/parasyte/whispers-futures'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bf1b2ff6b5bc16393004a0a29fe72d4f0be3c303
[INFO] sha for GitHub repo parasyte/whispers-futures: bf1b2ff6b5bc16393004a0a29fe72d4f0be3c303
[INFO] validating manifest of parasyte/whispers-futures 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 parasyte/whispers-futures 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 parasyte/whispers-futures
[INFO] finished frobbing parasyte/whispers-futures
[INFO] frobbed toml for parasyte/whispers-futures written to work/ex/beta-1.38-1/sources/1.37.0/gh/parasyte/whispers-futures/Cargo.toml
[INFO] started frobbing parasyte/whispers-futures
[INFO] finished frobbing parasyte/whispers-futures
[INFO] frobbed toml for parasyte/whispers-futures written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/parasyte/whispers-futures/Cargo.toml
[INFO] crate parasyte/whispers-futures 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing parasyte/whispers-futures 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/parasyte/whispers-futures:/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] e16dad1d55ddd92edafefbd6c16e7a9eaad1513ddeea2d7bbdbe35200f636c0e
[INFO] running `"docker" "start" "-a" "e16dad1d55ddd92edafefbd6c16e7a9eaad1513ddeea2d7bbdbe35200f636c0e"`
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling whispers-futures v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.20s
[INFO] running `"docker" "inspect" "e16dad1d55ddd92edafefbd6c16e7a9eaad1513ddeea2d7bbdbe35200f636c0e"`
[INFO] running `"docker" "rm" "-f" "e16dad1d55ddd92edafefbd6c16e7a9eaad1513ddeea2d7bbdbe35200f636c0e"`
[INFO] [stdout] e16dad1d55ddd92edafefbd6c16e7a9eaad1513ddeea2d7bbdbe35200f636c0e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/parasyte/whispers-futures:/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] 1fe619d3db47ac1be30d33172863565a96dc17db50c3e2a91c309df9e05739f4
[INFO] running `"docker" "start" "-a" "1fe619d3db47ac1be30d33172863565a96dc17db50c3e2a91c309df9e05739f4"`
[INFO] [stderr]    Compiling whispers-futures v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "1fe619d3db47ac1be30d33172863565a96dc17db50c3e2a91c309df9e05739f4"`
[INFO] running `"docker" "rm" "-f" "1fe619d3db47ac1be30d33172863565a96dc17db50c3e2a91c309df9e05739f4"`
[INFO] [stdout] 1fe619d3db47ac1be30d33172863565a96dc17db50c3e2a91c309df9e05739f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/parasyte/whispers-futures:/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] 3ae172cb343bd39bae53f8548f29d2a2a883fa61c4f0e7af16ed92322d1c321f
[INFO] running `"docker" "start" "-a" "3ae172cb343bd39bae53f8548f29d2a2a883fa61c4f0e7af16ed92322d1c321f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/whispers_futures-72c00b2ac6667649
[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" "3ae172cb343bd39bae53f8548f29d2a2a883fa61c4f0e7af16ed92322d1c321f"`
[INFO] running `"docker" "rm" "-f" "3ae172cb343bd39bae53f8548f29d2a2a883fa61c4f0e7af16ed92322d1c321f"`
[INFO] [stdout] 3ae172cb343bd39bae53f8548f29d2a2a883fa61c4f0e7af16ed92322d1c321f