[INFO] crate feather 0.1.2 is already in cache
[INFO] extracting crate feather 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/feather/0.1.2
[INFO] extracting crate feather 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/feather/0.1.2
[INFO] validating manifest of feather-0.1.2 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 feather-0.1.2 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 feather-0.1.2
[INFO] finished frobbing feather-0.1.2
[INFO] frobbed toml for feather-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/feather/0.1.2/Cargo.toml
[INFO] started frobbing feather-0.1.2
[INFO] finished frobbing feather-0.1.2
[INFO] frobbed toml for feather-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/feather/0.1.2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing feather-0.1.2 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-5/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/feather/0.1.2:/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] 14e5f729897f6595057aad3f2d8b94e7094c26754a2ce4aa93f0c81a0fb98f90
[INFO] running `"docker" "start" "-a" "14e5f729897f6595057aad3f2d8b94e7094c26754a2ce4aa93f0c81a0fb98f90"`
[INFO] [stderr]    Compiling feather v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `"docker" "inspect" "14e5f729897f6595057aad3f2d8b94e7094c26754a2ce4aa93f0c81a0fb98f90"`
[INFO] running `"docker" "rm" "-f" "14e5f729897f6595057aad3f2d8b94e7094c26754a2ce4aa93f0c81a0fb98f90"`
[INFO] [stdout] 14e5f729897f6595057aad3f2d8b94e7094c26754a2ce4aa93f0c81a0fb98f90
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/feather/0.1.2:/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] 7cfc70fbc7d3f6340cc9be26db688cb8d19613013c2f6a8844b6fae5679d9e9d
[INFO] running `"docker" "start" "-a" "7cfc70fbc7d3f6340cc9be26db688cb8d19613013c2f6a8844b6fae5679d9e9d"`
[INFO] [stderr]    Compiling feather v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "7cfc70fbc7d3f6340cc9be26db688cb8d19613013c2f6a8844b6fae5679d9e9d"`
[INFO] running `"docker" "rm" "-f" "7cfc70fbc7d3f6340cc9be26db688cb8d19613013c2f6a8844b6fae5679d9e9d"`
[INFO] [stdout] 7cfc70fbc7d3f6340cc9be26db688cb8d19613013c2f6a8844b6fae5679d9e9d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/feather/0.1.2:/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"`
[INFO] [stdout] a03ecedf1c2fdc3d3ea59caa3d2d9401298e4fc218afb20ef2eac34d220e2b4c
[INFO] running `"docker" "start" "-a" "a03ecedf1c2fdc3d3ea59caa3d2d9401298e4fc218afb20ef2eac34d220e2b4c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/feather-5d8f7e3b681dfb22
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests feather
[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" "a03ecedf1c2fdc3d3ea59caa3d2d9401298e4fc218afb20ef2eac34d220e2b4c"`
[INFO] running `"docker" "rm" "-f" "a03ecedf1c2fdc3d3ea59caa3d2d9401298e4fc218afb20ef2eac34d220e2b4c"`
[INFO] [stdout] a03ecedf1c2fdc3d3ea59caa3d2d9401298e4fc218afb20ef2eac34d220e2b4c