[INFO] updating cached repository kupiakos/cs478-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kupiakos/cs478-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kupiakos/cs478-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/kupiakos/cs478-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/kupiakos/cs478-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kupiakos/cs478-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kupiakos/cs478-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kupiakos/cs478-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ca9396cce50fc35be1cde67fe7eea5d8ae585fec
[INFO] sha for GitHub repo kupiakos/cs478-rs: ca9396cce50fc35be1cde67fe7eea5d8ae585fec
[INFO] validating manifest of kupiakos/cs478-rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kupiakos/cs478-rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kupiakos/cs478-rs
[INFO] finished frobbing kupiakos/cs478-rs
[INFO] frobbed toml for kupiakos/cs478-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/kupiakos/cs478-rs/Cargo.toml
[INFO] started frobbing kupiakos/cs478-rs
[INFO] finished frobbing kupiakos/cs478-rs
[INFO] frobbed toml for kupiakos/cs478-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kupiakos/cs478-rs/Cargo.toml
[INFO] crate kupiakos/cs478-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kupiakos/cs478-rs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/kupiakos/cs478-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] e9360ef2460b66e6ec934cd1ccd4e2867da1a3cc5b1557f7be419502db0ea8a2
[INFO] running `"docker" "start" "-a" "e9360ef2460b66e6ec934cd1ccd4e2867da1a3cc5b1557f7be419502db0ea8a2"`
[INFO] [stderr]    Compiling cs478-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/arff/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/arff/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "e9360ef2460b66e6ec934cd1ccd4e2867da1a3cc5b1557f7be419502db0ea8a2"`
[INFO] running `"docker" "rm" "-f" "e9360ef2460b66e6ec934cd1ccd4e2867da1a3cc5b1557f7be419502db0ea8a2"`
[INFO] [stdout] e9360ef2460b66e6ec934cd1ccd4e2867da1a3cc5b1557f7be419502db0ea8a2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/kupiakos/cs478-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 08c94c7b5d6bdb697157bdfddbc589bd5e7e88b7b77d9eb2acad8fe5f2580480
[INFO] running `"docker" "start" "-a" "08c94c7b5d6bdb697157bdfddbc589bd5e7e88b7b77d9eb2acad8fe5f2580480"`
[INFO] [stderr]    Compiling cs478-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/arff/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/arff/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "08c94c7b5d6bdb697157bdfddbc589bd5e7e88b7b77d9eb2acad8fe5f2580480"`
[INFO] running `"docker" "rm" "-f" "08c94c7b5d6bdb697157bdfddbc589bd5e7e88b7b77d9eb2acad8fe5f2580480"`
[INFO] [stdout] 08c94c7b5d6bdb697157bdfddbc589bd5e7e88b7b77d9eb2acad8fe5f2580480
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/kupiakos/cs478-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 6516fe7af962aaec4ac81f9bc84b241ba213531a5ee9ee267ad50243e4bec5e9
[INFO] running `"docker" "start" "-a" "6516fe7af962aaec4ac81f9bc84b241ba213531a5ee9ee267ad50243e4bec5e9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cs478_rs-4c75e07047adf962
[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" "6516fe7af962aaec4ac81f9bc84b241ba213531a5ee9ee267ad50243e4bec5e9"`
[INFO] running `"docker" "rm" "-f" "6516fe7af962aaec4ac81f9bc84b241ba213531a5ee9ee267ad50243e4bec5e9"`
[INFO] [stdout] 6516fe7af962aaec4ac81f9bc84b241ba213531a5ee9ee267ad50243e4bec5e9