[INFO] updating cached repository scttcper/wcwidth.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/scttcper/wcwidth.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/scttcper/wcwidth.rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/scttcper/wcwidth.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/scttcper/wcwidth.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scttcper/wcwidth.rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scttcper/wcwidth.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scttcper/wcwidth.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07e4ce51b4382809ec52bbb16839023ad8d33ed0
[INFO] sha for GitHub repo scttcper/wcwidth.rs: 07e4ce51b4382809ec52bbb16839023ad8d33ed0
[INFO] validating manifest of scttcper/wcwidth.rs 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 scttcper/wcwidth.rs 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 scttcper/wcwidth.rs
[INFO] finished frobbing scttcper/wcwidth.rs
[INFO] frobbed toml for scttcper/wcwidth.rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/scttcper/wcwidth.rs/Cargo.toml
[INFO] started frobbing scttcper/wcwidth.rs
[INFO] finished frobbing scttcper/wcwidth.rs
[INFO] frobbed toml for scttcper/wcwidth.rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scttcper/wcwidth.rs/Cargo.toml
[INFO] crate scttcper/wcwidth.rs 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 scttcper/wcwidth.rs 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scttcper/wcwidth.rs:/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] ad82a96cf656ce5839e36d7121deaaff0696d3b95a582fda61158a5e997491b6
[INFO] running `"docker" "start" "-a" "ad82a96cf656ce5839e36d7121deaaff0696d3b95a582fda61158a5e997491b6"`
[INFO] [stderr]    Compiling wcwidth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "ad82a96cf656ce5839e36d7121deaaff0696d3b95a582fda61158a5e997491b6"`
[INFO] running `"docker" "rm" "-f" "ad82a96cf656ce5839e36d7121deaaff0696d3b95a582fda61158a5e997491b6"`
[INFO] [stdout] ad82a96cf656ce5839e36d7121deaaff0696d3b95a582fda61158a5e997491b6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scttcper/wcwidth.rs:/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] 1aef9d04f00e22240caa029a8bae0cef95d7ed51f8ecbf8725eaea11a9f0cc67
[INFO] running `"docker" "start" "-a" "1aef9d04f00e22240caa029a8bae0cef95d7ed51f8ecbf8725eaea11a9f0cc67"`
[INFO] [stderr]    Compiling wcwidth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "1aef9d04f00e22240caa029a8bae0cef95d7ed51f8ecbf8725eaea11a9f0cc67"`
[INFO] running `"docker" "rm" "-f" "1aef9d04f00e22240caa029a8bae0cef95d7ed51f8ecbf8725eaea11a9f0cc67"`
[INFO] [stdout] 1aef9d04f00e22240caa029a8bae0cef95d7ed51f8ecbf8725eaea11a9f0cc67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scttcper/wcwidth.rs:/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] 02ac4bd27bead7fb920057c857381bc78afa9e40bdc04e3042cc049423335a99
[INFO] running `"docker" "start" "-a" "02ac4bd27bead7fb920057c857381bc78afa9e40bdc04e3042cc049423335a99"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wcwidth-a3db8c25de9642f1
[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]      Running /opt/crater/target/debug/deps/tests-8ff338c63d721063
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::ignore_control_characters ... ok
[INFO] [stdout] test test::custom_value_for_nul ... ok
[INFO] [stdout] test test::exploration ... ok
[INFO] [stdout] test test::ignore_bad_input ... ok
[INFO] [stdout] test test::custom_value_for_control ... ok
[INFO] [stdout] test test::multibyte_characters_with_regular_characters ... ok
[INFO] [stdout] test test::negative_custom_value_for_control ... ok
[INFO] [stdout] test test::multibyte_strings ... ok
[INFO] [stdout] test test::regular_strings ... ok
[INFO] [stdout] test test::ignore_mixed_nulls_and_chars ... ok
[INFO] [stdout] test test::ignore_null_charcode ... ok
[INFO] [stderr]    Doc-tests wcwidth
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "02ac4bd27bead7fb920057c857381bc78afa9e40bdc04e3042cc049423335a99"`
[INFO] running `"docker" "rm" "-f" "02ac4bd27bead7fb920057c857381bc78afa9e40bdc04e3042cc049423335a99"`
[INFO] [stdout] 02ac4bd27bead7fb920057c857381bc78afa9e40bdc04e3042cc049423335a99