[INFO] crate remove_empty_subdirs 0.1.1 is already in cache
[INFO] extracting crate remove_empty_subdirs 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/remove_empty_subdirs/0.1.1
[INFO] extracting crate remove_empty_subdirs 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/remove_empty_subdirs/0.1.1
[INFO] validating manifest of remove_empty_subdirs-0.1.1 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 remove_empty_subdirs-0.1.1 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 remove_empty_subdirs-0.1.1
[INFO] finished frobbing remove_empty_subdirs-0.1.1
[INFO] frobbed toml for remove_empty_subdirs-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/remove_empty_subdirs/0.1.1/Cargo.toml
[INFO] started frobbing remove_empty_subdirs-0.1.1
[INFO] finished frobbing remove_empty_subdirs-0.1.1
[INFO] frobbed toml for remove_empty_subdirs-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/remove_empty_subdirs/0.1.1/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 remove_empty_subdirs-0.1.1 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/remove_empty_subdirs/0.1.1:/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] 00ce23712e3506a6b7979bea4cd651398db11cd50a8ebd2d15f83c3d22eba2e4
[INFO] running `"docker" "start" "-a" "00ce23712e3506a6b7979bea4cd651398db11cd50a8ebd2d15f83c3d22eba2e4"`
[INFO] [stderr]    Compiling remove_empty_subdirs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "00ce23712e3506a6b7979bea4cd651398db11cd50a8ebd2d15f83c3d22eba2e4"`
[INFO] running `"docker" "rm" "-f" "00ce23712e3506a6b7979bea4cd651398db11cd50a8ebd2d15f83c3d22eba2e4"`
[INFO] [stdout] 00ce23712e3506a6b7979bea4cd651398db11cd50a8ebd2d15f83c3d22eba2e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/remove_empty_subdirs/0.1.1:/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] cdea10e1daa761f4e197fad2cf0d7894ca78c1b6bc012a199a74cae46334f76b
[INFO] running `"docker" "start" "-a" "cdea10e1daa761f4e197fad2cf0d7894ca78c1b6bc012a199a74cae46334f76b"`
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling remove_empty_subdirs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.85s
[INFO] running `"docker" "inspect" "cdea10e1daa761f4e197fad2cf0d7894ca78c1b6bc012a199a74cae46334f76b"`
[INFO] running `"docker" "rm" "-f" "cdea10e1daa761f4e197fad2cf0d7894ca78c1b6bc012a199a74cae46334f76b"`
[INFO] [stdout] cdea10e1daa761f4e197fad2cf0d7894ca78c1b6bc012a199a74cae46334f76b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/remove_empty_subdirs/0.1.1:/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] 18b1192273a1d37c90a399d32767e835469b067a39ebc50f8ae24d8a2a5fd891
[INFO] running `"docker" "start" "-a" "18b1192273a1d37c90a399d32767e835469b067a39ebc50f8ae24d8a2a5fd891"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/remove_empty_subdirs-96cbe3b48dae0910
[INFO] [stderr]      Running /opt/crater/target/debug/deps/remove_empty_subdirs-989f8c7139970acf
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test permission_denied_dir ... ok
[INFO] [stdout] test normal ... ok
[INFO] [stdout] test hidden_dir ... ok
[INFO] [stdout] test nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests remove_empty_subdirs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - remove_empty_subdirs (line 6) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "18b1192273a1d37c90a399d32767e835469b067a39ebc50f8ae24d8a2a5fd891"`
[INFO] running `"docker" "rm" "-f" "18b1192273a1d37c90a399d32767e835469b067a39ebc50f8ae24d8a2a5fd891"`
[INFO] [stdout] 18b1192273a1d37c90a399d32767e835469b067a39ebc50f8ae24d8a2a5fd891