[INFO] updating cached repository rosacris/rust-doublepivot-quicksort
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rosacris/rust-doublepivot-quicksort
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rosacris/rust-doublepivot-quicksort" "work/ex/beta-1.38-1/sources/1.37.0/gh/rosacris/rust-doublepivot-quicksort"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rosacris/rust-doublepivot-quicksort'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rosacris/rust-doublepivot-quicksort" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rosacris/rust-doublepivot-quicksort"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rosacris/rust-doublepivot-quicksort'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 266b3cf6f7ae3b4e4c572fd95787d110ec3c6cf9
[INFO] sha for GitHub repo rosacris/rust-doublepivot-quicksort: 266b3cf6f7ae3b4e4c572fd95787d110ec3c6cf9
[INFO] validating manifest of rosacris/rust-doublepivot-quicksort 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 rosacris/rust-doublepivot-quicksort 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 rosacris/rust-doublepivot-quicksort
[INFO] finished frobbing rosacris/rust-doublepivot-quicksort
[INFO] frobbed toml for rosacris/rust-doublepivot-quicksort written to work/ex/beta-1.38-1/sources/1.37.0/gh/rosacris/rust-doublepivot-quicksort/Cargo.toml
[INFO] started frobbing rosacris/rust-doublepivot-quicksort
[INFO] finished frobbing rosacris/rust-doublepivot-quicksort
[INFO] frobbed toml for rosacris/rust-doublepivot-quicksort written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rosacris/rust-doublepivot-quicksort/Cargo.toml
[INFO] crate rosacris/rust-doublepivot-quicksort 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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rosacris/rust-doublepivot-quicksort/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rosacris/rust-doublepivot-quicksort 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-7/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/rosacris/rust-doublepivot-quicksort:/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] e2cd904d20de0cd3ce3be53dfbfbbbf47cb22fd3464f6dae757f943085970156
[INFO] running `"docker" "start" "-a" "e2cd904d20de0cd3ce3be53dfbfbbbf47cb22fd3464f6dae757f943085970156"`
[INFO] [stderr]    Compiling doublepivot-quicksort v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "e2cd904d20de0cd3ce3be53dfbfbbbf47cb22fd3464f6dae757f943085970156"`
[INFO] running `"docker" "rm" "-f" "e2cd904d20de0cd3ce3be53dfbfbbbf47cb22fd3464f6dae757f943085970156"`
[INFO] [stdout] e2cd904d20de0cd3ce3be53dfbfbbbf47cb22fd3464f6dae757f943085970156
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/rosacris/rust-doublepivot-quicksort:/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] 2cf188cfc5ceb55507263199bdb9836c3278b6103363d2c9fa3fd5d79d78bd0b
[INFO] running `"docker" "start" "-a" "2cf188cfc5ceb55507263199bdb9836c3278b6103363d2c9fa3fd5d79d78bd0b"`
[INFO] [stderr]    Compiling doublepivot-quicksort v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0425]: cannot find value `vq` in this scope
[INFO] [stderr]    --> src/lib.rs:138:6
[INFO] [stderr]     |
[INFO] [stderr] 138 |         vq.sort();
[INFO] [stderr]     |         ^^ help: a local variable with a similar name exists: `v`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `doublepivot-quicksort`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2cf188cfc5ceb55507263199bdb9836c3278b6103363d2c9fa3fd5d79d78bd0b"`
[INFO] running `"docker" "rm" "-f" "2cf188cfc5ceb55507263199bdb9836c3278b6103363d2c9fa3fd5d79d78bd0b"`
[INFO] [stdout] 2cf188cfc5ceb55507263199bdb9836c3278b6103363d2c9fa3fd5d79d78bd0b