[INFO] updating cached repository pimeys/references
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pimeys/references
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pimeys/references" "work/ex/beta-1.38-1/sources/1.37.0/gh/pimeys/references"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/pimeys/references'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pimeys/references" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pimeys/references"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pimeys/references'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e6c5bd38cba89f1aa3d042be8ceb679bec9f36ae
[INFO] sha for GitHub repo pimeys/references: e6c5bd38cba89f1aa3d042be8ceb679bec9f36ae
[INFO] validating manifest of pimeys/references 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 pimeys/references 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 pimeys/references
[INFO] finished frobbing pimeys/references
[INFO] frobbed toml for pimeys/references written to work/ex/beta-1.38-1/sources/1.37.0/gh/pimeys/references/Cargo.toml
[INFO] started frobbing pimeys/references
[INFO] finished frobbing pimeys/references
[INFO] frobbed toml for pimeys/references written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pimeys/references/Cargo.toml
[INFO] crate pimeys/references 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 pimeys/references 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/pimeys/references:/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] 502d4f9a7aa5b321097c7e42f309ba6485aa642c0481021356ae0d1cac48afdf
[INFO] running `"docker" "start" "-a" "502d4f9a7aa5b321097c7e42f309ba6485aa642c0481021356ae0d1cac48afdf"`
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling serde_yaml v0.8.8
[INFO] [stderr]    Compiling debug_stub_derive v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling once_cell v0.1.7
[INFO] [stderr]    Compiling references v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.13s
[INFO] running `"docker" "inspect" "502d4f9a7aa5b321097c7e42f309ba6485aa642c0481021356ae0d1cac48afdf"`
[INFO] running `"docker" "rm" "-f" "502d4f9a7aa5b321097c7e42f309ba6485aa642c0481021356ae0d1cac48afdf"`
[INFO] [stdout] 502d4f9a7aa5b321097c7e42f309ba6485aa642c0481021356ae0d1cac48afdf
[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/pimeys/references:/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] ba13df97c6e72dd4e79987d5c32a0b211a4008546cc17444276ed21bd2876d89
[INFO] running `"docker" "start" "-a" "ba13df97c6e72dd4e79987d5c32a0b211a4008546cc17444276ed21bd2876d89"`
[INFO] [stderr]    Compiling references v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "ba13df97c6e72dd4e79987d5c32a0b211a4008546cc17444276ed21bd2876d89"`
[INFO] running `"docker" "rm" "-f" "ba13df97c6e72dd4e79987d5c32a0b211a4008546cc17444276ed21bd2876d89"`
[INFO] [stdout] ba13df97c6e72dd4e79987d5c32a0b211a4008546cc17444276ed21bd2876d89
[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/pimeys/references:/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] 2ea5091b40f88212eca2e90ea54fa7d2e53379d47e629fb90f82b3fe9b47960a
[INFO] running `"docker" "start" "-a" "2ea5091b40f88212eca2e90ea54fa7d2e53379d47e629fb90f82b3fe9b47960a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/references-45da03372cb0d7da
[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" "2ea5091b40f88212eca2e90ea54fa7d2e53379d47e629fb90f82b3fe9b47960a"`
[INFO] running `"docker" "rm" "-f" "2ea5091b40f88212eca2e90ea54fa7d2e53379d47e629fb90f82b3fe9b47960a"`
[INFO] [stdout] 2ea5091b40f88212eca2e90ea54fa7d2e53379d47e629fb90f82b3fe9b47960a