[INFO] updating cached repository ethanboxx/die-roll
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ethanboxx/die-roll
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ethanboxx/die-roll" "work/ex/beta-1.38-1/sources/1.37.0/gh/ethanboxx/die-roll"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ethanboxx/die-roll'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ethanboxx/die-roll" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ethanboxx/die-roll"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ethanboxx/die-roll'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e523c7cb4d636ad4405f60277c36fe7b9637f4a0
[INFO] sha for GitHub repo ethanboxx/die-roll: e523c7cb4d636ad4405f60277c36fe7b9637f4a0
[INFO] validating manifest of ethanboxx/die-roll 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 ethanboxx/die-roll 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 ethanboxx/die-roll
[INFO] finished frobbing ethanboxx/die-roll
[INFO] frobbed toml for ethanboxx/die-roll written to work/ex/beta-1.38-1/sources/1.37.0/gh/ethanboxx/die-roll/Cargo.toml
[INFO] started frobbing ethanboxx/die-roll
[INFO] finished frobbing ethanboxx/die-roll
[INFO] frobbed toml for ethanboxx/die-roll written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ethanboxx/die-roll/Cargo.toml
[INFO] crate ethanboxx/die-roll 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing ethanboxx/die-roll 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-0/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/ethanboxx/die-roll:/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] 58a7fb99c1403bb2114d7bd68efb3ae861c4007552021c7cb7768e59819b6853
[INFO] running `"docker" "start" "-a" "58a7fb99c1403bb2114d7bd68efb3ae861c4007552021c7cb7768e59819b6853"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling die-roll v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `"docker" "inspect" "58a7fb99c1403bb2114d7bd68efb3ae861c4007552021c7cb7768e59819b6853"`
[INFO] running `"docker" "rm" "-f" "58a7fb99c1403bb2114d7bd68efb3ae861c4007552021c7cb7768e59819b6853"`
[INFO] [stdout] 58a7fb99c1403bb2114d7bd68efb3ae861c4007552021c7cb7768e59819b6853
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/ethanboxx/die-roll:/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] 282d94ed70f16d54619011871ed761a42fac0412e8a1011537fc7e561cdc77dd
[INFO] running `"docker" "start" "-a" "282d94ed70f16d54619011871ed761a42fac0412e8a1011537fc7e561cdc77dd"`
[INFO] [stderr]    Compiling die-roll v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "282d94ed70f16d54619011871ed761a42fac0412e8a1011537fc7e561cdc77dd"`
[INFO] running `"docker" "rm" "-f" "282d94ed70f16d54619011871ed761a42fac0412e8a1011537fc7e561cdc77dd"`
[INFO] [stdout] 282d94ed70f16d54619011871ed761a42fac0412e8a1011537fc7e561cdc77dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/ethanboxx/die-roll:/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] 32c378e1d1642817ca0089f371a8f83f004e857b8684311daa16fdbf1bbd96fb
[INFO] running `"docker" "start" "-a" "32c378e1d1642817ca0089f371a8f83f004e857b8684311daa16fdbf1bbd96fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/die_roll-7b6a87c5b88f4165
[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" "32c378e1d1642817ca0089f371a8f83f004e857b8684311daa16fdbf1bbd96fb"`
[INFO] running `"docker" "rm" "-f" "32c378e1d1642817ca0089f371a8f83f004e857b8684311daa16fdbf1bbd96fb"`
[INFO] [stdout] 32c378e1d1642817ca0089f371a8f83f004e857b8684311daa16fdbf1bbd96fb