[INFO] updating cached repository mklein994/datediff
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mklein994/datediff
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mklein994/datediff" "work/ex/beta-1.38-1/sources/1.37.0/gh/mklein994/datediff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mklein994/datediff'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mklein994/datediff" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mklein994/datediff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mklein994/datediff'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dc6a6bc17ea1ed1fc50b9dd76ab5aac3d1582e5b
[INFO] sha for GitHub repo mklein994/datediff: dc6a6bc17ea1ed1fc50b9dd76ab5aac3d1582e5b
[INFO] validating manifest of mklein994/datediff 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 mklein994/datediff 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 mklein994/datediff
[INFO] finished frobbing mklein994/datediff
[INFO] frobbed toml for mklein994/datediff written to work/ex/beta-1.38-1/sources/1.37.0/gh/mklein994/datediff/Cargo.toml
[INFO] started frobbing mklein994/datediff
[INFO] finished frobbing mklein994/datediff
[INFO] frobbed toml for mklein994/datediff written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mklein994/datediff/Cargo.toml
[INFO] crate mklein994/datediff 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 mklein994/datediff 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mklein994/datediff:/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] 455f29fa7ba9cd633cb9ea018eb7a56b6186c808072c3a72de838e174acbf372
[INFO] running `"docker" "start" "-a" "455f29fa7ba9cd633cb9ea018eb7a56b6186c808072c3a72de838e174acbf372"`
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling clap v2.29.4
[INFO] [stderr]    Compiling chrono-humanize v0.0.11
[INFO] [stderr]    Compiling datediff v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.59s
[INFO] running `"docker" "inspect" "455f29fa7ba9cd633cb9ea018eb7a56b6186c808072c3a72de838e174acbf372"`
[INFO] running `"docker" "rm" "-f" "455f29fa7ba9cd633cb9ea018eb7a56b6186c808072c3a72de838e174acbf372"`
[INFO] [stdout] 455f29fa7ba9cd633cb9ea018eb7a56b6186c808072c3a72de838e174acbf372
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mklein994/datediff:/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] a4a9adcfbd61c04b6015a699078c8b46f5db92de42a5b032525f0d5337bbb35e
[INFO] running `"docker" "start" "-a" "a4a9adcfbd61c04b6015a699078c8b46f5db92de42a5b032525f0d5337bbb35e"`
[INFO] [stderr]    Compiling datediff v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "a4a9adcfbd61c04b6015a699078c8b46f5db92de42a5b032525f0d5337bbb35e"`
[INFO] running `"docker" "rm" "-f" "a4a9adcfbd61c04b6015a699078c8b46f5db92de42a5b032525f0d5337bbb35e"`
[INFO] [stdout] a4a9adcfbd61c04b6015a699078c8b46f5db92de42a5b032525f0d5337bbb35e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mklein994/datediff:/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] 4e57a2e4ea07667eb39af969018d1bc43056449da59a8fbaa47c61134817fe1f
[INFO] running `"docker" "start" "-a" "4e57a2e4ea07667eb39af969018d1bc43056449da59a8fbaa47c61134817fe1f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/datediff-e57109fcf88b265c
[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] [stderr]      Running /opt/crater/target/debug/deps/datediff-81bff7cc9afbc22d
[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]    Doc-tests datediff
[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" "4e57a2e4ea07667eb39af969018d1bc43056449da59a8fbaa47c61134817fe1f"`
[INFO] running `"docker" "rm" "-f" "4e57a2e4ea07667eb39af969018d1bc43056449da59a8fbaa47c61134817fe1f"`
[INFO] [stdout] 4e57a2e4ea07667eb39af969018d1bc43056449da59a8fbaa47c61134817fe1f