[INFO] crate colorstring 0.0.1 is already in cache
[INFO] extracting crate colorstring 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/colorstring/0.0.1
[INFO] extracting crate colorstring 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/colorstring/0.0.1
[INFO] validating manifest of colorstring-0.0.1 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 colorstring-0.0.1 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 colorstring-0.0.1
[INFO] finished frobbing colorstring-0.0.1
[INFO] frobbed toml for colorstring-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/colorstring/0.0.1/Cargo.toml
[INFO] started frobbing colorstring-0.0.1
[INFO] finished frobbing colorstring-0.0.1
[INFO] frobbed toml for colorstring-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/colorstring/0.0.1/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 colorstring-0.0.1 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/colorstring/0.0.1:/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] 0b25b4bcc8f2b8209b8fd3986dd14b967e96b4f4ae8bb8448f96f9165d7548ee
[INFO] running `"docker" "start" "-a" "0b25b4bcc8f2b8209b8fd3986dd14b967e96b4f4ae8bb8448f96f9165d7548ee"`
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling colorstring v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.46s
[INFO] running `"docker" "inspect" "0b25b4bcc8f2b8209b8fd3986dd14b967e96b4f4ae8bb8448f96f9165d7548ee"`
[INFO] running `"docker" "rm" "-f" "0b25b4bcc8f2b8209b8fd3986dd14b967e96b4f4ae8bb8448f96f9165d7548ee"`
[INFO] [stdout] 0b25b4bcc8f2b8209b8fd3986dd14b967e96b4f4ae8bb8448f96f9165d7548ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/colorstring/0.0.1:/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] 13a4e032abd627c39a072c3d77c14159162dfe5fb2754928ccc57fc10ef8e422
[INFO] running `"docker" "start" "-a" "13a4e032abd627c39a072c3d77c14159162dfe5fb2754928ccc57fc10ef8e422"`
[INFO] [stderr]    Compiling colorstring v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "13a4e032abd627c39a072c3d77c14159162dfe5fb2754928ccc57fc10ef8e422"`
[INFO] running `"docker" "rm" "-f" "13a4e032abd627c39a072c3d77c14159162dfe5fb2754928ccc57fc10ef8e422"`
[INFO] [stdout] 13a4e032abd627c39a072c3d77c14159162dfe5fb2754928ccc57fc10ef8e422
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/colorstring/0.0.1:/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] 1970f4b1876785d673183a9d1d3d9f5cfaba9d3af2acb46107c16bc31f4ae9a7
[INFO] running `"docker" "start" "-a" "1970f4b1876785d673183a9d1d3d9f5cfaba9d3af2acb46107c16bc31f4ae9a7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/colorstring-b60d38880b0b321e
[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 colorstring
[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" "1970f4b1876785d673183a9d1d3d9f5cfaba9d3af2acb46107c16bc31f4ae9a7"`
[INFO] running `"docker" "rm" "-f" "1970f4b1876785d673183a9d1d3d9f5cfaba9d3af2acb46107c16bc31f4ae9a7"`
[INFO] [stdout] 1970f4b1876785d673183a9d1d3d9f5cfaba9d3af2acb46107c16bc31f4ae9a7