[INFO] updating cached repository dmerejkowsky/rucp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dmerejkowsky/rucp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dmerejkowsky/rucp" "work/ex/beta-1.38-1/sources/1.37.0/gh/dmerejkowsky/rucp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dmerejkowsky/rucp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dmerejkowsky/rucp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmerejkowsky/rucp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmerejkowsky/rucp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e4101d7a0eaab7af2e2328a391478c9863d3cad5
[INFO] sha for GitHub repo dmerejkowsky/rucp: e4101d7a0eaab7af2e2328a391478c9863d3cad5
[INFO] validating manifest of dmerejkowsky/rucp 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 dmerejkowsky/rucp 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 dmerejkowsky/rucp
[INFO] finished frobbing dmerejkowsky/rucp
[INFO] frobbed toml for dmerejkowsky/rucp written to work/ex/beta-1.38-1/sources/1.37.0/gh/dmerejkowsky/rucp/Cargo.toml
[INFO] started frobbing dmerejkowsky/rucp
[INFO] finished frobbing dmerejkowsky/rucp
[INFO] frobbed toml for dmerejkowsky/rucp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmerejkowsky/rucp/Cargo.toml
[INFO] crate dmerejkowsky/rucp 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 dmerejkowsky/rucp 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dmerejkowsky/rucp:/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] c32c6ac387acfc59526b718df734aee52ace0d3d3722ff0c00f97e39ede20dfd
[INFO] running `"docker" "start" "-a" "c32c6ac387acfc59526b718df734aee52ace0d3d3722ff0c00f97e39ede20dfd"`
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling rucp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `MkDir`
[INFO] [stderr]   --> src/transfer.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     MkDir(PathBuf),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `"docker" "inspect" "c32c6ac387acfc59526b718df734aee52ace0d3d3722ff0c00f97e39ede20dfd"`
[INFO] running `"docker" "rm" "-f" "c32c6ac387acfc59526b718df734aee52ace0d3d3722ff0c00f97e39ede20dfd"`
[INFO] [stdout] c32c6ac387acfc59526b718df734aee52ace0d3d3722ff0c00f97e39ede20dfd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dmerejkowsky/rucp:/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] 61c2ca6be6e84dd72e07a295ed65056c5a0ef4a495e782d89e2c392a94bd1aec
[INFO] running `"docker" "start" "-a" "61c2ca6be6e84dd72e07a295ed65056c5a0ef4a495e782d89e2c392a94bd1aec"`
[INFO] [stderr]    Compiling rucp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `MkDir`
[INFO] [stderr]   --> src/transfer.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     MkDir(PathBuf),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "61c2ca6be6e84dd72e07a295ed65056c5a0ef4a495e782d89e2c392a94bd1aec"`
[INFO] running `"docker" "rm" "-f" "61c2ca6be6e84dd72e07a295ed65056c5a0ef4a495e782d89e2c392a94bd1aec"`
[INFO] [stdout] 61c2ca6be6e84dd72e07a295ed65056c5a0ef4a495e782d89e2c392a94bd1aec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dmerejkowsky/rucp:/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] ab7b6323724b56a413d58295b3d8d0b08117a737ab12fb66b6911ff8712391c6
[INFO] running `"docker" "start" "-a" "ab7b6323724b56a413d58295b3d8d0b08117a737ab12fb66b6911ff8712391c6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rucp-ef51831ba1aa4d7c
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test args::test::parse_args_into_sources_and_dest_one_file ... ok
[INFO] [stdout] test args::test::parse_args_into_sources_and_dest_serveral_files ... ok
[INFO] [stdout] test transfer::test::compute_file_directory ... ok
[INFO] [stdout] test transfer::test::compute_file_file ... ok
[INFO] [stdout] test transfer::test::serveral_sources ... ok
[INFO] [stdout] test transfer::test::several_sources_but_dest_not_a_directory ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rucp-94555b42ee196a3e
[INFO] [stdout] test copy::test::test_copy ... ok
[INFO] [stdout] test transfer::test::source_does_not_exist ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rucp
[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 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" "ab7b6323724b56a413d58295b3d8d0b08117a737ab12fb66b6911ff8712391c6"`
[INFO] running `"docker" "rm" "-f" "ab7b6323724b56a413d58295b3d8d0b08117a737ab12fb66b6911ff8712391c6"`
[INFO] [stdout] ab7b6323724b56a413d58295b3d8d0b08117a737ab12fb66b6911ff8712391c6