[INFO] updating cached repository io12/unf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/io12/unf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/io12/unf" "work/ex/beta-1.38-1/sources/1.37.0/gh/io12/unf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/io12/unf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/io12/unf" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/io12/unf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/io12/unf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0676fc81ba578d83f7cf33e6db76c3cb2fc92f40
[INFO] sha for GitHub repo io12/unf: 0676fc81ba578d83f7cf33e6db76c3cb2fc92f40
[INFO] validating manifest of io12/unf 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 io12/unf 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 io12/unf
[INFO] finished frobbing io12/unf
[INFO] frobbed toml for io12/unf written to work/ex/beta-1.38-1/sources/1.37.0/gh/io12/unf/Cargo.toml
[INFO] started frobbing io12/unf
[INFO] finished frobbing io12/unf
[INFO] frobbed toml for io12/unf written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/io12/unf/Cargo.toml
[INFO] crate io12/unf 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 io12/unf 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/io12/unf:/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] 6ba243967c7a3606acb30382be486fc420d513a17a7342ed9d9ab49ba05b2bca
[INFO] running `"docker" "start" "-a" "6ba243967c7a3606acb30382be486fc420d513a17a7342ed9d9ab49ba05b2bca"`
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling promptly v0.1.5
[INFO] [stderr]    Compiling unf v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:18:45
[INFO] [stderr]    |
[INFO] [stderr] 18 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.32s
[INFO] running `"docker" "inspect" "6ba243967c7a3606acb30382be486fc420d513a17a7342ed9d9ab49ba05b2bca"`
[INFO] running `"docker" "rm" "-f" "6ba243967c7a3606acb30382be486fc420d513a17a7342ed9d9ab49ba05b2bca"`
[INFO] [stdout] 6ba243967c7a3606acb30382be486fc420d513a17a7342ed9d9ab49ba05b2bca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/io12/unf:/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] e58f41ad2eac498c4f37c47e7443e13f6146fe32b782a084b571340b368c2915
[INFO] running `"docker" "start" "-a" "e58f41ad2eac498c4f37c47e7443e13f6146fe32b782a084b571340b368c2915"`
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling unf v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:18:45
[INFO] [stderr]    |
[INFO] [stderr] 18 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.84s
[INFO] running `"docker" "inspect" "e58f41ad2eac498c4f37c47e7443e13f6146fe32b782a084b571340b368c2915"`
[INFO] running `"docker" "rm" "-f" "e58f41ad2eac498c4f37c47e7443e13f6146fe32b782a084b571340b368c2915"`
[INFO] [stdout] e58f41ad2eac498c4f37c47e7443e13f6146fe32b782a084b571340b368c2915
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/io12/unf:/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] 24e6c223f753bf4804642e72de63e97628f60b3e53865bcab420e6c0c0a8f1fc
[INFO] running `"docker" "start" "-a" "24e6c223f753bf4804642e72de63e97628f60b3e53865bcab420e6c0c0a8f1fc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unf-086641eb19751bf0
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_merge_filename ... ok
[INFO] [stdout] test tests::test_split_filename ... ok
[INFO] [stdout] test tests::test_resolve_collision ... ok
[INFO] [stdout] test tests::test_unixize_filename_str ... ok
[INFO] [stdout] test tests::test_try_main_with_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "24e6c223f753bf4804642e72de63e97628f60b3e53865bcab420e6c0c0a8f1fc"`
[INFO] running `"docker" "rm" "-f" "24e6c223f753bf4804642e72de63e97628f60b3e53865bcab420e6c0c0a8f1fc"`
[INFO] [stdout] 24e6c223f753bf4804642e72de63e97628f60b3e53865bcab420e6c0c0a8f1fc