[INFO] crate treeflection 0.1.31 is already in cache
[INFO] extracting crate treeflection 0.1.31 into work/ex/beta-1.38-1/sources/1.37.0/reg/treeflection/0.1.31
[INFO] extracting crate treeflection 0.1.31 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/treeflection/0.1.31
[INFO] validating manifest of treeflection-0.1.31 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 treeflection-0.1.31 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 treeflection-0.1.31
[INFO] finished frobbing treeflection-0.1.31
[INFO] frobbed toml for treeflection-0.1.31 written to work/ex/beta-1.38-1/sources/1.37.0/reg/treeflection/0.1.31/Cargo.toml
[INFO] started frobbing treeflection-0.1.31
[INFO] finished frobbing treeflection-0.1.31
[INFO] frobbed toml for treeflection-0.1.31 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/treeflection/0.1.31/Cargo.toml
[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] building treeflection-0.1.31 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-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/treeflection/0.1.31:/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] 6b02dad252d1ca16767f855950db927a692d234e64e2482749e1b06a708e3279
[INFO] running `"docker" "start" "-a" "6b02dad252d1ca16767f855950db927a692d234e64e2482749e1b06a708e3279"`
[INFO] [stderr]    Compiling treeflection v0.1.31 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `"docker" "inspect" "6b02dad252d1ca16767f855950db927a692d234e64e2482749e1b06a708e3279"`
[INFO] running `"docker" "rm" "-f" "6b02dad252d1ca16767f855950db927a692d234e64e2482749e1b06a708e3279"`
[INFO] [stdout] 6b02dad252d1ca16767f855950db927a692d234e64e2482749e1b06a708e3279
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/treeflection/0.1.31:/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] 9319eeed6865129103e979342e0100c48cdd2020b54fa5e7614b61f63603dda9
[INFO] running `"docker" "start" "-a" "9319eeed6865129103e979342e0100c48cdd2020b54fa5e7614b61f63603dda9"`
[INFO] [stderr]    Compiling treeflection v0.1.31 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `"docker" "inspect" "9319eeed6865129103e979342e0100c48cdd2020b54fa5e7614b61f63603dda9"`
[INFO] running `"docker" "rm" "-f" "9319eeed6865129103e979342e0100c48cdd2020b54fa5e7614b61f63603dda9"`
[INFO] [stdout] 9319eeed6865129103e979342e0100c48cdd2020b54fa5e7614b61f63603dda9