[INFO] updating cached repository robinst/criterion-example-string-inputs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/robinst/criterion-example-string-inputs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/robinst/criterion-example-string-inputs" "work/ex/beta-1.38-1/sources/1.37.0/gh/robinst/criterion-example-string-inputs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/robinst/criterion-example-string-inputs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/robinst/criterion-example-string-inputs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/robinst/criterion-example-string-inputs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/robinst/criterion-example-string-inputs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1aef57c9d288d0f554b9590df4ff77c34246f1c
[INFO] sha for GitHub repo robinst/criterion-example-string-inputs: b1aef57c9d288d0f554b9590df4ff77c34246f1c
[INFO] validating manifest of robinst/criterion-example-string-inputs 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 robinst/criterion-example-string-inputs 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 robinst/criterion-example-string-inputs
[INFO] finished frobbing robinst/criterion-example-string-inputs
[INFO] frobbed toml for robinst/criterion-example-string-inputs written to work/ex/beta-1.38-1/sources/1.37.0/gh/robinst/criterion-example-string-inputs/Cargo.toml
[INFO] started frobbing robinst/criterion-example-string-inputs
[INFO] finished frobbing robinst/criterion-example-string-inputs
[INFO] frobbed toml for robinst/criterion-example-string-inputs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/robinst/criterion-example-string-inputs/Cargo.toml
[INFO] crate robinst/criterion-example-string-inputs 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 robinst/criterion-example-string-inputs 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/robinst/criterion-example-string-inputs:/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] f31ee575c6b725dec3654916390cb184ae8abc27d7ff65876882e0c319ea6d17
[INFO] running `"docker" "start" "-a" "f31ee575c6b725dec3654916390cb184ae8abc27d7ff65876882e0c319ea6d17"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `"docker" "inspect" "f31ee575c6b725dec3654916390cb184ae8abc27d7ff65876882e0c319ea6d17"`
[INFO] running `"docker" "rm" "-f" "f31ee575c6b725dec3654916390cb184ae8abc27d7ff65876882e0c319ea6d17"`
[INFO] [stdout] f31ee575c6b725dec3654916390cb184ae8abc27d7ff65876882e0c319ea6d17
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/robinst/criterion-example-string-inputs:/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] 3f74e5c730a6e8c0c8253b9d13020ff234ac7beba8101eab5dd618fa2ea18041
[INFO] running `"docker" "start" "-a" "3f74e5c730a6e8c0c8253b9d13020ff234ac7beba8101eab5dd618fa2ea18041"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `"docker" "inspect" "3f74e5c730a6e8c0c8253b9d13020ff234ac7beba8101eab5dd618fa2ea18041"`
[INFO] running `"docker" "rm" "-f" "3f74e5c730a6e8c0c8253b9d13020ff234ac7beba8101eab5dd618fa2ea18041"`
[INFO] [stdout] 3f74e5c730a6e8c0c8253b9d13020ff234ac7beba8101eab5dd618fa2ea18041
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/robinst/criterion-example-string-inputs:/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] 05dc7a2b29a9205e97d857619f2cf18c21980859246626a840a8099eca097962
[INFO] running `"docker" "start" "-a" "05dc7a2b29a9205e97d857619f2cf18c21980859246626a840a8099eca097962"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `"docker" "inspect" "05dc7a2b29a9205e97d857619f2cf18c21980859246626a840a8099eca097962"`
[INFO] running `"docker" "rm" "-f" "05dc7a2b29a9205e97d857619f2cf18c21980859246626a840a8099eca097962"`
[INFO] [stdout] 05dc7a2b29a9205e97d857619f2cf18c21980859246626a840a8099eca097962