[INFO] updating cached repository dihedral-codes/rust-generator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dihedral-codes/rust-generator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dihedral-codes/rust-generator" "work/ex/beta-1.38-1/sources/1.37.0/gh/dihedral-codes/rust-generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dihedral-codes/rust-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dihedral-codes/rust-generator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dihedral-codes/rust-generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dihedral-codes/rust-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6d9ac29151ce17b892326abc0fc53ec1a340aaa0
[INFO] sha for GitHub repo dihedral-codes/rust-generator: 6d9ac29151ce17b892326abc0fc53ec1a340aaa0
[INFO] validating manifest of dihedral-codes/rust-generator 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 dihedral-codes/rust-generator 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 dihedral-codes/rust-generator
[INFO] finished frobbing dihedral-codes/rust-generator
[INFO] frobbed toml for dihedral-codes/rust-generator written to work/ex/beta-1.38-1/sources/1.37.0/gh/dihedral-codes/rust-generator/Cargo.toml
[INFO] started frobbing dihedral-codes/rust-generator
[INFO] finished frobbing dihedral-codes/rust-generator
[INFO] frobbed toml for dihedral-codes/rust-generator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dihedral-codes/rust-generator/Cargo.toml
[INFO] crate dihedral-codes/rust-generator 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 dihedral-codes/rust-generator 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dihedral-codes/rust-generator:/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] c7b1f80288091eef8e1ee8bf5c5e4fa2275e4f17ef70b9da2ff213118789212f
[INFO] running `"docker" "start" "-a" "c7b1f80288091eef8e1ee8bf5c5e4fa2275e4f17ef70b9da2ff213118789212f"`
[INFO] [stderr]    Compiling gens v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "c7b1f80288091eef8e1ee8bf5c5e4fa2275e4f17ef70b9da2ff213118789212f"`
[INFO] running `"docker" "rm" "-f" "c7b1f80288091eef8e1ee8bf5c5e4fa2275e4f17ef70b9da2ff213118789212f"`
[INFO] [stdout] c7b1f80288091eef8e1ee8bf5c5e4fa2275e4f17ef70b9da2ff213118789212f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dihedral-codes/rust-generator:/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] 88da04d1ec0af49d0d547749ab5f31d3c255ed9cd197b3bbbdb257439144ca80
[INFO] running `"docker" "start" "-a" "88da04d1ec0af49d0d547749ab5f31d3c255ed9cd197b3bbbdb257439144ca80"`
[INFO] [stderr]    Compiling gens v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "88da04d1ec0af49d0d547749ab5f31d3c255ed9cd197b3bbbdb257439144ca80"`
[INFO] running `"docker" "rm" "-f" "88da04d1ec0af49d0d547749ab5f31d3c255ed9cd197b3bbbdb257439144ca80"`
[INFO] [stdout] 88da04d1ec0af49d0d547749ab5f31d3c255ed9cd197b3bbbdb257439144ca80
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dihedral-codes/rust-generator:/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] f1c9ca34b3b7055d9af6c7aea50e6a1ab261444cccf3d3534ac04954b25f2bab
[INFO] running `"docker" "start" "-a" "f1c9ca34b3b7055d9af6c7aea50e6a1ab261444cccf3d3534ac04954b25f2bab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gens-03f59a7805dbef5e
[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" "f1c9ca34b3b7055d9af6c7aea50e6a1ab261444cccf3d3534ac04954b25f2bab"`
[INFO] running `"docker" "rm" "-f" "f1c9ca34b3b7055d9af6c7aea50e6a1ab261444cccf3d3534ac04954b25f2bab"`
[INFO] [stdout] f1c9ca34b3b7055d9af6c7aea50e6a1ab261444cccf3d3534ac04954b25f2bab