[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-1.38-1/sources/1.37.0/gh/kupiakos/cs478-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kupiakos/cs478-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kupiakos/cs478-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kupiakos/cs478-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kupiakos/cs478-rs 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 kupiakos/cs478-rs
[INFO] finished frobbing kupiakos/cs478-rs
[INFO] frobbed toml for kupiakos/cs478-rs written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kupiakos/cs478-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f7dc283f01290c8189acc408711ad056fa998391322d2c06734f354827c62566
[INFO] running `"docker" "start" "-a" "f7dc283f01290c8189acc408711ad056fa998391322d2c06734f354827c62566"`
[INFO] [stderr]    Compiling cs478-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/arff/mod.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn next_quoted(iter: &mut Iterator<Item = &str>, split: char) -> Option<String> {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &str>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/arff/mod.rs:146:69
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn load_arff(filename: &path::Path) -> Result<Relation, Box<error::Error>> {
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[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 0.60s
[INFO] running `"docker" "inspect" "f7dc283f01290c8189acc408711ad056fa998391322d2c06734f354827c62566"`
[INFO] running `"docker" "rm" "-f" "f7dc283f01290c8189acc408711ad056fa998391322d2c06734f354827c62566"`
[INFO] [stdout] f7dc283f01290c8189acc408711ad056fa998391322d2c06734f354827c62566
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 08c5e9d2b6969427d5a465337c799c64383370f714865b13c99ad13b5baa5bf4
[INFO] running `"docker" "start" "-a" "08c5e9d2b6969427d5a465337c799c64383370f714865b13c99ad13b5baa5bf4"`
[INFO] [stderr]    Compiling cs478-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/arff/mod.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn next_quoted(iter: &mut Iterator<Item = &str>, split: char) -> Option<String> {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &str>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/arff/mod.rs:146:69
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn load_arff(filename: &path::Path) -> Result<Relation, Box<error::Error>> {
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[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 0.74s
[INFO] running `"docker" "inspect" "08c5e9d2b6969427d5a465337c799c64383370f714865b13c99ad13b5baa5bf4"`
[INFO] running `"docker" "rm" "-f" "08c5e9d2b6969427d5a465337c799c64383370f714865b13c99ad13b5baa5bf4"`
[INFO] [stdout] 08c5e9d2b6969427d5a465337c799c64383370f714865b13c99ad13b5baa5bf4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0afa8418dd28c2eb254108419242b4691482ee5e949bb02464380e983b950df4
[INFO] running `"docker" "start" "-a" "0afa8418dd28c2eb254108419242b4691482ee5e949bb02464380e983b950df4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cs478_rs-a53a48c7ac78323b
[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" "0afa8418dd28c2eb254108419242b4691482ee5e949bb02464380e983b950df4"`
[INFO] running `"docker" "rm" "-f" "0afa8418dd28c2eb254108419242b4691482ee5e949bb02464380e983b950df4"`
[INFO] [stdout] 0afa8418dd28c2eb254108419242b4691482ee5e949bb02464380e983b950df4