[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 beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 42c9fe96622ab44f8439d812aa948d00fb235c8bc8ff7ae78e7bd16e447d3c7a
[INFO] running `"docker" "start" "-a" "42c9fe96622ab44f8439d812aa948d00fb235c8bc8ff7ae78e7bd16e447d3c7a"`
[INFO] [stderr]    Compiling peer-discovery v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "42c9fe96622ab44f8439d812aa948d00fb235c8bc8ff7ae78e7bd16e447d3c7a"`
[INFO] running `"docker" "rm" "-f" "42c9fe96622ab44f8439d812aa948d00fb235c8bc8ff7ae78e7bd16e447d3c7a"`
[INFO] [stdout] 42c9fe96622ab44f8439d812aa948d00fb235c8bc8ff7ae78e7bd16e447d3c7a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] ae7f1dedf6c98dd612f14e19b2cdc55af0db1b1482e2506c4545abfa1c49eb07
[INFO] running `"docker" "start" "-a" "ae7f1dedf6c98dd612f14e19b2cdc55af0db1b1482e2506c4545abfa1c49eb07"`
[INFO] [stderr]    Compiling peer-discovery v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "ae7f1dedf6c98dd612f14e19b2cdc55af0db1b1482e2506c4545abfa1c49eb07"`
[INFO] running `"docker" "rm" "-f" "ae7f1dedf6c98dd612f14e19b2cdc55af0db1b1482e2506c4545abfa1c49eb07"`
[INFO] [stdout] ae7f1dedf6c98dd612f14e19b2cdc55af0db1b1482e2506c4545abfa1c49eb07
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a24058d5be16c4a989092e089d39fccf27df5a1ed78131961022b05a0a3a5647
[INFO] running `"docker" "start" "-a" "a24058d5be16c4a989092e089d39fccf27df5a1ed78131961022b05a0a3a5647"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/peer_discovery-e0e4df340ab048bd
[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" "a24058d5be16c4a989092e089d39fccf27df5a1ed78131961022b05a0a3a5647"`
[INFO] running `"docker" "rm" "-f" "a24058d5be16c4a989092e089d39fccf27df5a1ed78131961022b05a0a3a5647"`
[INFO] [stdout] a24058d5be16c4a989092e089d39fccf27df5a1ed78131961022b05a0a3a5647