[INFO] updating cached repository coetry/guess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/coetry/guess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/coetry/guess" "work/ex/beta-1.38-1/sources/1.37.0/gh/coetry/guess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/coetry/guess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/coetry/guess" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/coetry/guess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/coetry/guess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6a3bfba1e1a5ddce01c5947686c6c17cd0ebeee4
[INFO] sha for GitHub repo coetry/guess: 6a3bfba1e1a5ddce01c5947686c6c17cd0ebeee4
[INFO] validating manifest of coetry/guess 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 coetry/guess 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 coetry/guess
[INFO] finished frobbing coetry/guess
[INFO] frobbed toml for coetry/guess written to work/ex/beta-1.38-1/sources/1.37.0/gh/coetry/guess/Cargo.toml
[INFO] started frobbing coetry/guess
[INFO] finished frobbing coetry/guess
[INFO] frobbed toml for coetry/guess written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/coetry/guess/Cargo.toml
[INFO] crate coetry/guess 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 coetry/guess 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-3/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/coetry/guess:/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] 3c61405a6145236c60f50747767906e17a630249d845dd67fe55eb3ec2697767
[INFO] running `"docker" "start" "-a" "3c61405a6145236c60f50747767906e17a630249d845dd67fe55eb3ec2697767"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "3c61405a6145236c60f50747767906e17a630249d845dd67fe55eb3ec2697767"`
[INFO] running `"docker" "rm" "-f" "3c61405a6145236c60f50747767906e17a630249d845dd67fe55eb3ec2697767"`
[INFO] [stdout] 3c61405a6145236c60f50747767906e17a630249d845dd67fe55eb3ec2697767
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/coetry/guess:/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] 7cdc5baab038c488246901f339d4d9975fe1d4fb67b893fd82ccc04a6d78c930
[INFO] running `"docker" "start" "-a" "7cdc5baab038c488246901f339d4d9975fe1d4fb67b893fd82ccc04a6d78c930"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "7cdc5baab038c488246901f339d4d9975fe1d4fb67b893fd82ccc04a6d78c930"`
[INFO] running `"docker" "rm" "-f" "7cdc5baab038c488246901f339d4d9975fe1d4fb67b893fd82ccc04a6d78c930"`
[INFO] [stdout] 7cdc5baab038c488246901f339d4d9975fe1d4fb67b893fd82ccc04a6d78c930
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/coetry/guess:/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] 1ff76d75d5aeeca9c17da4171a371ad8ab43f8aa7520f015d2115e8ee56a8fb9
[INFO] running `"docker" "start" "-a" "1ff76d75d5aeeca9c17da4171a371ad8ab43f8aa7520f015d2115e8ee56a8fb9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess-cc017e3891efa05d
[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" "1ff76d75d5aeeca9c17da4171a371ad8ab43f8aa7520f015d2115e8ee56a8fb9"`
[INFO] running `"docker" "rm" "-f" "1ff76d75d5aeeca9c17da4171a371ad8ab43f8aa7520f015d2115e8ee56a8fb9"`
[INFO] [stdout] 1ff76d75d5aeeca9c17da4171a371ad8ab43f8aa7520f015d2115e8ee56a8fb9