[INFO] updating cached repository rozgo/ref-props
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rozgo/ref-props
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rozgo/ref-props" "work/ex/beta-1.38-1/sources/1.37.0/gh/rozgo/ref-props"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rozgo/ref-props'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rozgo/ref-props" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rozgo/ref-props"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rozgo/ref-props'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 54bb73352ace1139ae202789efbb43749aef2a90
[INFO] sha for GitHub repo rozgo/ref-props: 54bb73352ace1139ae202789efbb43749aef2a90
[INFO] validating manifest of rozgo/ref-props 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 rozgo/ref-props 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 rozgo/ref-props
[INFO] finished frobbing rozgo/ref-props
[INFO] frobbed toml for rozgo/ref-props written to work/ex/beta-1.38-1/sources/1.37.0/gh/rozgo/ref-props/Cargo.toml
[INFO] started frobbing rozgo/ref-props
[INFO] finished frobbing rozgo/ref-props
[INFO] frobbed toml for rozgo/ref-props written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rozgo/ref-props/Cargo.toml
[INFO] crate rozgo/ref-props 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 rozgo/ref-props 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rozgo/ref-props:/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] dbf613c4b25b0ffa7e956ce0c19d7498faaf5487df6143e964dc7d590cd1de8e
[INFO] running `"docker" "start" "-a" "dbf613c4b25b0ffa7e956ce0c19d7498faaf5487df6143e964dc7d590cd1de8e"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling serde_yaml v0.8.9
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling props v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `"docker" "inspect" "dbf613c4b25b0ffa7e956ce0c19d7498faaf5487df6143e964dc7d590cd1de8e"`
[INFO] running `"docker" "rm" "-f" "dbf613c4b25b0ffa7e956ce0c19d7498faaf5487df6143e964dc7d590cd1de8e"`
[INFO] [stdout] dbf613c4b25b0ffa7e956ce0c19d7498faaf5487df6143e964dc7d590cd1de8e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rozgo/ref-props:/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] 81940ae23d114106e37c24610c96d17364b2df3b49b35560d3d971ff9b2b649b
[INFO] running `"docker" "start" "-a" "81940ae23d114106e37c24610c96d17364b2df3b49b35560d3d971ff9b2b649b"`
[INFO] [stderr]    Compiling props v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "81940ae23d114106e37c24610c96d17364b2df3b49b35560d3d971ff9b2b649b"`
[INFO] running `"docker" "rm" "-f" "81940ae23d114106e37c24610c96d17364b2df3b49b35560d3d971ff9b2b649b"`
[INFO] [stdout] 81940ae23d114106e37c24610c96d17364b2df3b49b35560d3d971ff9b2b649b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rozgo/ref-props:/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] 6f69716e0056096c4b61011543c8687a56a135975d6669c29d46c66a4057c482
[INFO] running `"docker" "start" "-a" "6f69716e0056096c4b61011543c8687a56a135975d6669c29d46c66a4057c482"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/props-a82eff1c92f7bd0c
[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" "6f69716e0056096c4b61011543c8687a56a135975d6669c29d46c66a4057c482"`
[INFO] running `"docker" "rm" "-f" "6f69716e0056096c4b61011543c8687a56a135975d6669c29d46c66a4057c482"`
[INFO] [stdout] 6f69716e0056096c4b61011543c8687a56a135975d6669c29d46c66a4057c482