[INFO] crate digest-buffer 0.3.1 is already in cache
[INFO] extracting crate digest-buffer 0.3.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/digest-buffer/0.3.1
[INFO] extracting crate digest-buffer 0.3.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/digest-buffer/0.3.1
[INFO] validating manifest of digest-buffer-0.3.1 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 digest-buffer-0.3.1 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 digest-buffer-0.3.1
[INFO] finished frobbing digest-buffer-0.3.1
[INFO] frobbed toml for digest-buffer-0.3.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/digest-buffer/0.3.1/Cargo.toml
[INFO] started frobbing digest-buffer-0.3.1
[INFO] finished frobbing digest-buffer-0.3.1
[INFO] frobbed toml for digest-buffer-0.3.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/digest-buffer/0.3.1/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] testing digest-buffer-0.3.1 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/digest-buffer/0.3.1:/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] a5e9e9bfa5eb04bb7c275ecf6c1fba0c1d42a9dd509cbc65857692f13160cbc7
[INFO] running `"docker" "start" "-a" "a5e9e9bfa5eb04bb7c275ecf6c1fba0c1d42a9dd509cbc65857692f13160cbc7"`
[INFO] [stderr]    Compiling byte-tools v0.1.3
[INFO] [stderr]    Compiling generic-array v0.7.3
[INFO] [stderr]    Compiling digest-buffer v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "a5e9e9bfa5eb04bb7c275ecf6c1fba0c1d42a9dd509cbc65857692f13160cbc7"`
[INFO] running `"docker" "rm" "-f" "a5e9e9bfa5eb04bb7c275ecf6c1fba0c1d42a9dd509cbc65857692f13160cbc7"`
[INFO] [stdout] a5e9e9bfa5eb04bb7c275ecf6c1fba0c1d42a9dd509cbc65857692f13160cbc7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/digest-buffer/0.3.1:/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] 73eacb44497a983419b5dfeb91329832ae680e0e99769345a1de9cebdf37a4b8
[INFO] running `"docker" "start" "-a" "73eacb44497a983419b5dfeb91329832ae680e0e99769345a1de9cebdf37a4b8"`
[INFO] [stderr]    Compiling digest-buffer v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "73eacb44497a983419b5dfeb91329832ae680e0e99769345a1de9cebdf37a4b8"`
[INFO] running `"docker" "rm" "-f" "73eacb44497a983419b5dfeb91329832ae680e0e99769345a1de9cebdf37a4b8"`
[INFO] [stdout] 73eacb44497a983419b5dfeb91329832ae680e0e99769345a1de9cebdf37a4b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/digest-buffer/0.3.1:/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] ecf3d5ce52b2fd1b30efb454c900252ff6cee67920dc4a2cd2e0b1083f0c56c1
[INFO] running `"docker" "start" "-a" "ecf3d5ce52b2fd1b30efb454c900252ff6cee67920dc4a2cd2e0b1083f0c56c1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/digest_buffer-a1bc9186c1c04138
[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]    Doc-tests digest-buffer
[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" "ecf3d5ce52b2fd1b30efb454c900252ff6cee67920dc4a2cd2e0b1083f0c56c1"`
[INFO] running `"docker" "rm" "-f" "ecf3d5ce52b2fd1b30efb454c900252ff6cee67920dc4a2cd2e0b1083f0c56c1"`
[INFO] [stdout] ecf3d5ce52b2fd1b30efb454c900252ff6cee67920dc4a2cd2e0b1083f0c56c1