[INFO] updating cached repository robinvd/k-sized-subset
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/robinvd/k-sized-subset
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/robinvd/k-sized-subset" "work/ex/beta-1.37-6/sources/1.36.0/gh/robinvd/k-sized-subset"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/robinvd/k-sized-subset'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/robinvd/k-sized-subset" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/robinvd/k-sized-subset"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/robinvd/k-sized-subset'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2aacce04472950fb61693a4e6dfa67010658e7ca
[INFO] sha for GitHub repo robinvd/k-sized-subset: 2aacce04472950fb61693a4e6dfa67010658e7ca
[INFO] validating manifest of robinvd/k-sized-subset on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of robinvd/k-sized-subset on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing robinvd/k-sized-subset
[INFO] finished frobbing robinvd/k-sized-subset
[INFO] frobbed toml for robinvd/k-sized-subset written to work/ex/beta-1.37-6/sources/1.36.0/gh/robinvd/k-sized-subset/Cargo.toml
[INFO] started frobbing robinvd/k-sized-subset
[INFO] finished frobbing robinvd/k-sized-subset
[INFO] frobbed toml for robinvd/k-sized-subset written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/robinvd/k-sized-subset/Cargo.toml
[INFO] crate robinvd/k-sized-subset already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing robinvd/k-sized-subset against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/robinvd/k-sized-subset:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] df54fe049d39c0de10ca47c8b51c2d4559404181cb7df260bc659a01c9ed5b38
[INFO] running `"docker" "start" "-a" "df54fe049d39c0de10ca47c8b51c2d4559404181cb7df260bc659a01c9ed5b38"`
[INFO] [stderr]    Compiling num-traits v0.2.7
[INFO] [stderr]    Compiling num-integer v0.1.40
[INFO] [stderr]    Compiling nsubset v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `"docker" "inspect" "df54fe049d39c0de10ca47c8b51c2d4559404181cb7df260bc659a01c9ed5b38"`
[INFO] running `"docker" "rm" "-f" "df54fe049d39c0de10ca47c8b51c2d4559404181cb7df260bc659a01c9ed5b38"`
[INFO] [stdout] df54fe049d39c0de10ca47c8b51c2d4559404181cb7df260bc659a01c9ed5b38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/robinvd/k-sized-subset:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3ef45dd5dd79899a0fd34ac6a54afb0ac8b26e17bbab6adc48d4f453471c4f24
[INFO] running `"docker" "start" "-a" "3ef45dd5dd79899a0fd34ac6a54afb0ac8b26e17bbab6adc48d4f453471c4f24"`
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling csv v1.0.7
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling nsubset v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.63s
[INFO] running `"docker" "inspect" "3ef45dd5dd79899a0fd34ac6a54afb0ac8b26e17bbab6adc48d4f453471c4f24"`
[INFO] running `"docker" "rm" "-f" "3ef45dd5dd79899a0fd34ac6a54afb0ac8b26e17bbab6adc48d4f453471c4f24"`
[INFO] [stdout] 3ef45dd5dd79899a0fd34ac6a54afb0ac8b26e17bbab6adc48d4f453471c4f24
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/robinvd/k-sized-subset:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 7eff3b988265d6a8c58f7b659b5b6aee14da973117e01d95c70d9b24ac80931d
[INFO] running `"docker" "start" "-a" "7eff3b988265d6a8c58f7b659b5b6aee14da973117e01d95c70d9b24ac80931d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nsubset-b80d778f1e308226
[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] [stderr]      Running /opt/crater/target/debug/deps/nsubset_bin-eeeef7c80d2d106a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nsubset
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "7eff3b988265d6a8c58f7b659b5b6aee14da973117e01d95c70d9b24ac80931d"`
[INFO] running `"docker" "rm" "-f" "7eff3b988265d6a8c58f7b659b5b6aee14da973117e01d95c70d9b24ac80931d"`
[INFO] [stdout] 7eff3b988265d6a8c58f7b659b5b6aee14da973117e01d95c70d9b24ac80931d