[INFO] updating cached repository heliocentrist/k6-histogram
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/heliocentrist/k6-histogram
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/heliocentrist/k6-histogram" "work/ex/beta-1.38-1/sources/1.37.0/gh/heliocentrist/k6-histogram"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/heliocentrist/k6-histogram'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/heliocentrist/k6-histogram" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/heliocentrist/k6-histogram"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/heliocentrist/k6-histogram'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 502d2196188a817660fc8f751316a497dbbb7f74
[INFO] sha for GitHub repo heliocentrist/k6-histogram: 502d2196188a817660fc8f751316a497dbbb7f74
[INFO] validating manifest of heliocentrist/k6-histogram 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 heliocentrist/k6-histogram 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 heliocentrist/k6-histogram
[INFO] finished frobbing heliocentrist/k6-histogram
[INFO] frobbed toml for heliocentrist/k6-histogram written to work/ex/beta-1.38-1/sources/1.37.0/gh/heliocentrist/k6-histogram/Cargo.toml
[INFO] started frobbing heliocentrist/k6-histogram
[INFO] finished frobbing heliocentrist/k6-histogram
[INFO] frobbed toml for heliocentrist/k6-histogram written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/heliocentrist/k6-histogram/Cargo.toml
[INFO] crate heliocentrist/k6-histogram 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 heliocentrist/k6-histogram against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/heliocentrist/k6-histogram:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 337f2bcabeae9e191769049cdc54d9a37862a9c19a2b877fef95ba4dbff61f15
[INFO] running `"docker" "start" "-a" "337f2bcabeae9e191769049cdc54d9a37862a9c19a2b877fef95ba4dbff61f15"`
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling csv v1.0.0-beta.5
[INFO] [stderr]    Compiling csv_play v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `"docker" "inspect" "337f2bcabeae9e191769049cdc54d9a37862a9c19a2b877fef95ba4dbff61f15"`
[INFO] running `"docker" "rm" "-f" "337f2bcabeae9e191769049cdc54d9a37862a9c19a2b877fef95ba4dbff61f15"`
[INFO] [stdout] 337f2bcabeae9e191769049cdc54d9a37862a9c19a2b877fef95ba4dbff61f15
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/heliocentrist/k6-histogram:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 93c294dd1de56f519e14ad46e938da165b349b3edbbea73b9ebadbfbe6f8107d
[INFO] running `"docker" "start" "-a" "93c294dd1de56f519e14ad46e938da165b349b3edbbea73b9ebadbfbe6f8107d"`
[INFO] [stderr]    Compiling csv_play v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "93c294dd1de56f519e14ad46e938da165b349b3edbbea73b9ebadbfbe6f8107d"`
[INFO] running `"docker" "rm" "-f" "93c294dd1de56f519e14ad46e938da165b349b3edbbea73b9ebadbfbe6f8107d"`
[INFO] [stdout] 93c294dd1de56f519e14ad46e938da165b349b3edbbea73b9ebadbfbe6f8107d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/heliocentrist/k6-histogram:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e6baaf3b69e5df9afa1e80be192c8e0cf623787eb8f02d28b5321039d5b1ab74
[INFO] running `"docker" "start" "-a" "e6baaf3b69e5df9afa1e80be192c8e0cf623787eb8f02d28b5321039d5b1ab74"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/csv_play-8c76a168db25497d
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_put_in_histo ... ok
[INFO] [stdout] test test_parse_entry ... ok
[INFO] [stdout] test test_print_histo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e6baaf3b69e5df9afa1e80be192c8e0cf623787eb8f02d28b5321039d5b1ab74"`
[INFO] running `"docker" "rm" "-f" "e6baaf3b69e5df9afa1e80be192c8e0cf623787eb8f02d28b5321039d5b1ab74"`
[INFO] [stdout] e6baaf3b69e5df9afa1e80be192c8e0cf623787eb8f02d28b5321039d5b1ab74