[INFO] updating cached repository gcjjyy/rust-study
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gcjjyy/rust-study
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gcjjyy/rust-study" "work/ex/beta-1.38-1/sources/1.37.0/gh/gcjjyy/rust-study"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gcjjyy/rust-study'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gcjjyy/rust-study" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gcjjyy/rust-study"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gcjjyy/rust-study'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 825426b401ec854d80372455cd68481aa698d7d4
[INFO] sha for GitHub repo gcjjyy/rust-study: 825426b401ec854d80372455cd68481aa698d7d4
[INFO] validating manifest of gcjjyy/rust-study 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 gcjjyy/rust-study 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 gcjjyy/rust-study
[INFO] finished frobbing gcjjyy/rust-study
[INFO] frobbed toml for gcjjyy/rust-study written to work/ex/beta-1.38-1/sources/1.37.0/gh/gcjjyy/rust-study/Cargo.toml
[INFO] started frobbing gcjjyy/rust-study
[INFO] finished frobbing gcjjyy/rust-study
[INFO] frobbed toml for gcjjyy/rust-study written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gcjjyy/rust-study/Cargo.toml
[INFO] crate gcjjyy/rust-study 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 gcjjyy/rust-study 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-2/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/gcjjyy/rust-study:/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] 22dd7903bf0471031d12eaff38b2a0d822a004f8e1f85fad5c803b7d1b03c2ac
[INFO] running `"docker" "start" "-a" "22dd7903bf0471031d12eaff38b2a0d822a004f8e1f85fad5c803b7d1b03c2ac"`
[INFO] [stderr]    Compiling termion v1.5.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rust-study v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `"docker" "inspect" "22dd7903bf0471031d12eaff38b2a0d822a004f8e1f85fad5c803b7d1b03c2ac"`
[INFO] running `"docker" "rm" "-f" "22dd7903bf0471031d12eaff38b2a0d822a004f8e1f85fad5c803b7d1b03c2ac"`
[INFO] [stdout] 22dd7903bf0471031d12eaff38b2a0d822a004f8e1f85fad5c803b7d1b03c2ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/gcjjyy/rust-study:/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] 30494ecab52fec6d3a0d6fd95e8b74ab989dd477aa9f303794f38e2da9d52d38
[INFO] running `"docker" "start" "-a" "30494ecab52fec6d3a0d6fd95e8b74ab989dd477aa9f303794f38e2da9d52d38"`
[INFO] [stderr]    Compiling rust-study v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "30494ecab52fec6d3a0d6fd95e8b74ab989dd477aa9f303794f38e2da9d52d38"`
[INFO] running `"docker" "rm" "-f" "30494ecab52fec6d3a0d6fd95e8b74ab989dd477aa9f303794f38e2da9d52d38"`
[INFO] [stdout] 30494ecab52fec6d3a0d6fd95e8b74ab989dd477aa9f303794f38e2da9d52d38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/gcjjyy/rust-study:/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] 5d6503040a6f338f306eb8c5a101f51ef2dfe8b6554b97d4b3f58ee25562cc93
[INFO] running `"docker" "start" "-a" "5d6503040a6f338f306eb8c5a101f51ef2dfe8b6554b97d4b3f58ee25562cc93"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_study-bb176aca52ba9cfb
[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" "5d6503040a6f338f306eb8c5a101f51ef2dfe8b6554b97d4b3f58ee25562cc93"`
[INFO] running `"docker" "rm" "-f" "5d6503040a6f338f306eb8c5a101f51ef2dfe8b6554b97d4b3f58ee25562cc93"`
[INFO] [stdout] 5d6503040a6f338f306eb8c5a101f51ef2dfe8b6554b97d4b3f58ee25562cc93