[INFO] updating cached repository kellyi/volume
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kellyi/volume
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kellyi/volume" "work/ex/beta-1.38-1/sources/1.37.0/gh/kellyi/volume"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kellyi/volume'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kellyi/volume" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kellyi/volume"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kellyi/volume'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] df5705fd6a904c4752817c9cb4495fb05167a485
[INFO] sha for GitHub repo kellyi/volume: df5705fd6a904c4752817c9cb4495fb05167a485
[INFO] validating manifest of kellyi/volume 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 kellyi/volume 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 kellyi/volume
[INFO] finished frobbing kellyi/volume
[INFO] frobbed toml for kellyi/volume written to work/ex/beta-1.38-1/sources/1.37.0/gh/kellyi/volume/Cargo.toml
[INFO] started frobbing kellyi/volume
[INFO] finished frobbing kellyi/volume
[INFO] frobbed toml for kellyi/volume written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kellyi/volume/Cargo.toml
[INFO] crate kellyi/volume 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 kellyi/volume 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-4/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/kellyi/volume:/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] 27baed9f0fde30ab4c5c95130add7b70c408cacc98e1643512fa6d08f1638b1c
[INFO] running `"docker" "start" "-a" "27baed9f0fde30ab4c5c95130add7b70c408cacc98e1643512fa6d08f1638b1c"`
[INFO] [stderr]    Compiling volume v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:48:15
[INFO] [stderr]    |
[INFO] [stderr] 48 |             0 ... 7 => set_volume_level(l),
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "27baed9f0fde30ab4c5c95130add7b70c408cacc98e1643512fa6d08f1638b1c"`
[INFO] running `"docker" "rm" "-f" "27baed9f0fde30ab4c5c95130add7b70c408cacc98e1643512fa6d08f1638b1c"`
[INFO] [stdout] 27baed9f0fde30ab4c5c95130add7b70c408cacc98e1643512fa6d08f1638b1c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/kellyi/volume:/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] e1fd9d76aa3f6fee5bc7b2e98c146041e572ca6e31484e9c7dfc39ef7b729a3f
[INFO] running `"docker" "start" "-a" "e1fd9d76aa3f6fee5bc7b2e98c146041e572ca6e31484e9c7dfc39ef7b729a3f"`
[INFO] [stderr]    Compiling volume v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:48:15
[INFO] [stderr]    |
[INFO] [stderr] 48 |             0 ... 7 => set_volume_level(l),
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "e1fd9d76aa3f6fee5bc7b2e98c146041e572ca6e31484e9c7dfc39ef7b729a3f"`
[INFO] running `"docker" "rm" "-f" "e1fd9d76aa3f6fee5bc7b2e98c146041e572ca6e31484e9c7dfc39ef7b729a3f"`
[INFO] [stdout] e1fd9d76aa3f6fee5bc7b2e98c146041e572ca6e31484e9c7dfc39ef7b729a3f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/kellyi/volume:/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] d2bc57d6169529ae4e8101ded6ee8ea8c51e5e3ab71fa7b584cae5532b529f89
[INFO] running `"docker" "start" "-a" "d2bc57d6169529ae4e8101ded6ee8ea8c51e5e3ab71fa7b584cae5532b529f89"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/volume-e317b10f092cbaf5
[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" "d2bc57d6169529ae4e8101ded6ee8ea8c51e5e3ab71fa7b584cae5532b529f89"`
[INFO] running `"docker" "rm" "-f" "d2bc57d6169529ae4e8101ded6ee8ea8c51e5e3ab71fa7b584cae5532b529f89"`
[INFO] [stdout] d2bc57d6169529ae4e8101ded6ee8ea8c51e5e3ab71fa7b584cae5532b529f89