[INFO] updating cached repository lazear/peer-discovery
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lazear/peer-discovery
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lazear/peer-discovery" "work/ex/beta-1.38-1/sources/1.37.0/gh/lazear/peer-discovery"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lazear/peer-discovery'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lazear/peer-discovery" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lazear/peer-discovery"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lazear/peer-discovery'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 19248e3c97ef2d5e39491d86760fc83c8be536ca
[INFO] sha for GitHub repo lazear/peer-discovery: 19248e3c97ef2d5e39491d86760fc83c8be536ca
[INFO] validating manifest of lazear/peer-discovery 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 lazear/peer-discovery 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 lazear/peer-discovery
[INFO] finished frobbing lazear/peer-discovery
[INFO] frobbed toml for lazear/peer-discovery written to work/ex/beta-1.38-1/sources/1.37.0/gh/lazear/peer-discovery/Cargo.toml
[INFO] started frobbing lazear/peer-discovery
[INFO] finished frobbing lazear/peer-discovery
[INFO] frobbed toml for lazear/peer-discovery written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lazear/peer-discovery/Cargo.toml
[INFO] crate lazear/peer-discovery 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 lazear/peer-discovery 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lazear/peer-discovery:/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] 2237d2df5eb6e855a626368f5845a180577fcf3f4874f29ff56e104b420e5736
[INFO] running `"docker" "start" "-a" "2237d2df5eb6e855a626368f5845a180577fcf3f4874f29ff56e104b420e5736"`
[INFO] [stderr]    Compiling peer-discovery v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "2237d2df5eb6e855a626368f5845a180577fcf3f4874f29ff56e104b420e5736"`
[INFO] running `"docker" "rm" "-f" "2237d2df5eb6e855a626368f5845a180577fcf3f4874f29ff56e104b420e5736"`
[INFO] [stdout] 2237d2df5eb6e855a626368f5845a180577fcf3f4874f29ff56e104b420e5736
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lazear/peer-discovery:/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] 6f571c8f99b8e47b325dee0a41284743bb8e5bba0c68bca3d47ff3b956de200f
[INFO] running `"docker" "start" "-a" "6f571c8f99b8e47b325dee0a41284743bb8e5bba0c68bca3d47ff3b956de200f"`
[INFO] [stderr]    Compiling peer-discovery v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "6f571c8f99b8e47b325dee0a41284743bb8e5bba0c68bca3d47ff3b956de200f"`
[INFO] running `"docker" "rm" "-f" "6f571c8f99b8e47b325dee0a41284743bb8e5bba0c68bca3d47ff3b956de200f"`
[INFO] [stdout] 6f571c8f99b8e47b325dee0a41284743bb8e5bba0c68bca3d47ff3b956de200f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lazear/peer-discovery:/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] 613a2b8fe52bb24940aebf319c1a100a7230c547a5e490f15b01576ed9bb6a52
[INFO] running `"docker" "start" "-a" "613a2b8fe52bb24940aebf319c1a100a7230c547a5e490f15b01576ed9bb6a52"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/peer_discovery-bc6f294667abec96
[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" "613a2b8fe52bb24940aebf319c1a100a7230c547a5e490f15b01576ed9bb6a52"`
[INFO] running `"docker" "rm" "-f" "613a2b8fe52bb24940aebf319c1a100a7230c547a5e490f15b01576ed9bb6a52"`
[INFO] [stdout] 613a2b8fe52bb24940aebf319c1a100a7230c547a5e490f15b01576ed9bb6a52